diff --git a/envelopeemitter/go.mod b/envelopeemitter/go.mod index 93de3fbe..7d909d95 100644 --- a/envelopeemitter/go.mod +++ b/envelopeemitter/go.mod @@ -1,21 +1,20 @@ module code.cloudfoundry.org/loggregator-tools/envelopeemitter go 1.21.0 - -toolchain go1.21.11 +toolchain go1.22.9 require ( code.cloudfoundry.org/go-loggregator/v10 v10.0.1 code.cloudfoundry.org/loggregator-release/src v0.0.0-20240621182118-e447772b5ecd - google.golang.org/grpc v1.67.1 + google.golang.org/grpc v1.68.0 ) require ( code.cloudfoundry.org/go-loggregator/v9 v9.2.1 // indirect code.cloudfoundry.org/tlsconfig v0.1.0 // indirect - golang.org/x/net v0.28.0 // indirect - golang.org/x/sys v0.24.0 // indirect - golang.org/x/text v0.17.0 // indirect - google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 // indirect + golang.org/x/net v0.29.0 // indirect + golang.org/x/sys v0.25.0 // indirect + golang.org/x/text v0.18.0 // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 // indirect google.golang.org/protobuf v1.34.2 // indirect ) diff --git a/envelopeemitter/go.sum b/envelopeemitter/go.sum index 2f422f1b..53e43ee9 100644 --- a/envelopeemitter/go.sum +++ b/envelopeemitter/go.sum @@ -23,6 +23,8 @@ github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ4 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI= github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI= github.com/go-task/slim-sprig/v3 v3.0.0/go.mod h1:W848ghGpv3Qj3dhTPRyJypKRiqCdHZiAzKg9hl15HA8= +github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= +github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps= github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= github.com/google/pprof v0.0.0-20240727154555-813a5fbdbec8 h1:FKHo8hFI3A+7w0aUQuYXQ+6EN5stWmeY/AZqtM8xk9k= @@ -42,22 +44,22 @@ github.com/square/certstrap v1.3.0 h1:N9P0ZRA+DjT8pq5fGDj0z3FjafRKnBDypP0QHpMlaA github.com/square/certstrap v1.3.0/go.mod h1:wGZo9eE1B7WX2GKBn0htJ+B3OuRl2UsdCFySNooy9hU= go.step.sm/crypto v0.51.1 h1:ktUg/2hetEMiBAqgz502ktZDGoDoGrcHFg3XpkmkvvA= go.step.sm/crypto v0.51.1/go.mod h1:PdrhttNU/tG9/YsVd4fdlysBN+UV503p0o2irFZQlAw= -golang.org/x/crypto v0.26.0 h1:RrRspgV4mU+YwB4FYnuBoKsUapNIL5cohGAmSH3azsw= -golang.org/x/crypto v0.26.0/go.mod h1:GY7jblb9wI+FOo5y8/S2oY4zWP07AkOJ4+jxCqdqn54= +golang.org/x/crypto v0.27.0 h1:GXm2NjJrPaiv/h1tb2UH8QfgC/hOf/+z0p6PT8o1w7A= +golang.org/x/crypto v0.27.0/go.mod h1:1Xngt8kV6Dvbssa53Ziq6Eqn0HqbZi5Z6R0ZpwQzt70= golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56 h1:2dVuKD2vS7b0QIHQbpyTISPd0LeHDbnYEryqj5Q1ug8= golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56/go.mod h1:M4RDyNAINzryxdtnbRXRL/OHtkFuWGRjvuhBJpk2IlY= -golang.org/x/net v0.28.0 h1:a9JDOJc5GMUJ0+UDqmLT86WiEy7iWyIhz8gz8E4e5hE= -golang.org/x/net v0.28.0/go.mod h1:yqtgsTWOOnlGLG9GFRrK3++bGOUEkNBoHZc8MEDWPNg= -golang.org/x/sys v0.24.0 h1:Twjiwq9dn6R1fQcyiK+wQyHWfaz/BJB+YIpzU/Cv3Xg= -golang.org/x/sys v0.24.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= -golang.org/x/text v0.17.0 h1:XtiM5bkSOt+ewxlOE/aE/AKEHibwj/6gvWMl9Rsh0Qc= -golang.org/x/text v0.17.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY= +golang.org/x/net v0.29.0 h1:5ORfpBpCs4HzDYoodCDBbwHzdR5UrLBZ3sOnUJmFoHo= +golang.org/x/net v0.29.0/go.mod h1:gLkgy8jTGERgjzMic6DS9+SP0ajcu6Xu3Orq/SpETg0= +golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34= +golang.org/x/sys v0.25.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= +golang.org/x/text v0.18.0 h1:XvMDiNzPAl0jr17s6W9lcaIhGUfUORdGCNsuLmPG224= +golang.org/x/text v0.18.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY= golang.org/x/tools v0.24.0 h1:J1shsA93PJUEVaUSaay7UXAyE8aimq3GW0pjlolpa24= golang.org/x/tools v0.24.0/go.mod h1:YhNqVBIfWHdzvTLs0d8LCuMhkKUgSUKldakyV7W/WDQ= -google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 h1:e7S5W7MGGLaSu8j3YjdezkZ+m1/Nm0uRVRMEMGk26Xs= -google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU= -google.golang.org/grpc v1.67.1 h1:zWnc1Vrcno+lHZCOofnIMvycFcc0QRGIzm9dhnDX68E= -google.golang.org/grpc v1.67.1/go.mod h1:1gLDyUQU7CTLJI90u3nXZ9ekeghjeM7pTDZlqFNg2AA= +google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 h1:pPJltXNxVzT4pK9yD8vR9X75DaWYYmLGMsEvBfFQZzQ= +google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU= +google.golang.org/grpc v1.68.0 h1:aHQeeJbo8zAkAa3pRzrVjZlbz6uSfeOXlJNQM0RAbz0= +google.golang.org/grpc v1.68.0/go.mod h1:fmSPC5AsjSBCK54MyHRx48kpOti1/jRfOlwEWywNjWA= google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg= google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw= gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/mkerrors.sh b/envelopeemitter/vendor/golang.org/x/sys/unix/mkerrors.sh index d07dd09e..e14b766a 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/mkerrors.sh +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/mkerrors.sh @@ -552,6 +552,7 @@ ccflags="$@" $2 !~ /^RTC_VL_(ACCURACY|BACKUP|DATA)/ && $2 ~ /^(NETLINK|NLM|NLMSG|NLA|IFA|IFAN|RT|RTC|RTCF|RTN|RTPROT|RTNH|ARPHRD|ETH_P|NETNSA)_/ || $2 ~ /^SOCK_|SK_DIAG_|SKNLGRP_$/ || + $2 ~ /^(CONNECT|SAE)_/ || $2 ~ /^FIORDCHK$/ || $2 ~ /^SIOC/ || $2 ~ /^TIOC/ || diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/syscall_darwin.go b/envelopeemitter/vendor/golang.org/x/sys/unix/syscall_darwin.go index 2d15200a..099867de 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/syscall_darwin.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/syscall_darwin.go @@ -566,6 +566,43 @@ func PthreadFchdir(fd int) (err error) { return pthread_fchdir_np(fd) } +// Connectx calls connectx(2) to initiate a connection on a socket. +// +// srcIf, srcAddr, and dstAddr are filled into a [SaEndpoints] struct and passed as the endpoints argument. +// +// - srcIf is the optional source interface index. 0 means unspecified. +// - srcAddr is the optional source address. nil means unspecified. +// - dstAddr is the destination address. +// +// On success, Connectx returns the number of bytes enqueued for transmission. +func Connectx(fd int, srcIf uint32, srcAddr, dstAddr Sockaddr, associd SaeAssocID, flags uint32, iov []Iovec, connid *SaeConnID) (n uintptr, err error) { + endpoints := SaEndpoints{ + Srcif: srcIf, + } + + if srcAddr != nil { + addrp, addrlen, err := srcAddr.sockaddr() + if err != nil { + return 0, err + } + endpoints.Srcaddr = (*RawSockaddr)(addrp) + endpoints.Srcaddrlen = uint32(addrlen) + } + + if dstAddr != nil { + addrp, addrlen, err := dstAddr.sockaddr() + if err != nil { + return 0, err + } + endpoints.Dstaddr = (*RawSockaddr)(addrp) + endpoints.Dstaddrlen = uint32(addrlen) + } + + err = connectx(fd, &endpoints, associd, flags, iov, &n, connid) + return +} + +//sys connectx(fd int, endpoints *SaEndpoints, associd SaeAssocID, flags uint32, iov []Iovec, n *uintptr, connid *SaeConnID) (err error) //sys sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error) //sys shmat(id int, addr uintptr, flag int) (ret uintptr, err error) diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/syscall_hurd.go b/envelopeemitter/vendor/golang.org/x/sys/unix/syscall_hurd.go index ba46651f..a6a2d2fc 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/syscall_hurd.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/syscall_hurd.go @@ -11,6 +11,7 @@ package unix int ioctl(int, unsigned long int, uintptr_t); */ import "C" +import "unsafe" func ioctl(fd int, req uint, arg uintptr) (err error) { r0, er := C.ioctl(C.int(fd), C.ulong(req), C.uintptr_t(arg)) diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_darwin_amd64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_darwin_amd64.go index 4308ac17..d73c4652 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_darwin_amd64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_darwin_amd64.go @@ -237,6 +237,9 @@ const ( CLOCK_UPTIME_RAW_APPROX = 0x9 CLONE_NOFOLLOW = 0x1 CLONE_NOOWNERCOPY = 0x2 + CONNECT_DATA_AUTHENTICATED = 0x4 + CONNECT_DATA_IDEMPOTENT = 0x2 + CONNECT_RESUME_ON_READ_WRITE = 0x1 CR0 = 0x0 CR1 = 0x1000 CR2 = 0x2000 @@ -1265,6 +1268,10 @@ const ( RTV_SSTHRESH = 0x20 RUSAGE_CHILDREN = -0x1 RUSAGE_SELF = 0x0 + SAE_ASSOCID_ALL = 0xffffffff + SAE_ASSOCID_ANY = 0x0 + SAE_CONNID_ALL = 0xffffffff + SAE_CONNID_ANY = 0x0 SCM_CREDS = 0x3 SCM_RIGHTS = 0x1 SCM_TIMESTAMP = 0x2 diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_darwin_arm64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_darwin_arm64.go index c8068a7a..4a55a400 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_darwin_arm64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_darwin_arm64.go @@ -237,6 +237,9 @@ const ( CLOCK_UPTIME_RAW_APPROX = 0x9 CLONE_NOFOLLOW = 0x1 CLONE_NOOWNERCOPY = 0x2 + CONNECT_DATA_AUTHENTICATED = 0x4 + CONNECT_DATA_IDEMPOTENT = 0x2 + CONNECT_RESUME_ON_READ_WRITE = 0x1 CR0 = 0x0 CR1 = 0x1000 CR2 = 0x2000 @@ -1265,6 +1268,10 @@ const ( RTV_SSTHRESH = 0x20 RUSAGE_CHILDREN = -0x1 RUSAGE_SELF = 0x0 + SAE_ASSOCID_ALL = 0xffffffff + SAE_ASSOCID_ANY = 0x0 + SAE_CONNID_ALL = 0xffffffff + SAE_CONNID_ANY = 0x0 SCM_CREDS = 0x3 SCM_RIGHTS = 0x1 SCM_TIMESTAMP = 0x2 diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_zos_s390x.go b/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_zos_s390x.go index da08b2ab..1ec2b140 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_zos_s390x.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/zerrors_zos_s390x.go @@ -581,6 +581,8 @@ const ( AT_EMPTY_PATH = 0x1000 AT_REMOVEDIR = 0x200 RENAME_NOREPLACE = 1 << 0 + ST_RDONLY = 1 + ST_NOSUID = 2 ) const ( diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.go index b622533e..24b346e1 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.go @@ -841,6 +841,26 @@ var libc_pthread_fchdir_np_trampoline_addr uintptr // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT +func connectx(fd int, endpoints *SaEndpoints, associd SaeAssocID, flags uint32, iov []Iovec, n *uintptr, connid *SaeConnID) (err error) { + var _p0 unsafe.Pointer + if len(iov) > 0 { + _p0 = unsafe.Pointer(&iov[0]) + } else { + _p0 = unsafe.Pointer(&_zero) + } + _, _, e1 := syscall_syscall9(libc_connectx_trampoline_addr, uintptr(fd), uintptr(unsafe.Pointer(endpoints)), uintptr(associd), uintptr(flags), uintptr(_p0), uintptr(len(iov)), uintptr(unsafe.Pointer(n)), uintptr(unsafe.Pointer(connid)), 0) + if e1 != 0 { + err = errnoErr(e1) + } + return +} + +var libc_connectx_trampoline_addr uintptr + +//go:cgo_import_dynamic libc_connectx connectx "/usr/lib/libSystem.B.dylib" + +// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT + func sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error) { _, _, e1 := syscall_syscall6(libc_sendfile_trampoline_addr, uintptr(infd), uintptr(outfd), uintptr(offset), uintptr(unsafe.Pointer(len)), uintptr(hdtr), uintptr(flags)) if e1 != 0 { diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.s b/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.s index cfe6646b..ebd21310 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.s +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.s @@ -248,6 +248,11 @@ TEXT libc_pthread_fchdir_np_trampoline<>(SB),NOSPLIT,$0-0 GLOBL ·libc_pthread_fchdir_np_trampoline_addr(SB), RODATA, $8 DATA ·libc_pthread_fchdir_np_trampoline_addr(SB)/8, $libc_pthread_fchdir_np_trampoline<>(SB) +TEXT libc_connectx_trampoline<>(SB),NOSPLIT,$0-0 + JMP libc_connectx(SB) +GLOBL ·libc_connectx_trampoline_addr(SB), RODATA, $8 +DATA ·libc_connectx_trampoline_addr(SB)/8, $libc_connectx_trampoline<>(SB) + TEXT libc_sendfile_trampoline<>(SB),NOSPLIT,$0-0 JMP libc_sendfile(SB) GLOBL ·libc_sendfile_trampoline_addr(SB), RODATA, $8 diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.go index 13f624f6..824b9c2d 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.go @@ -841,6 +841,26 @@ var libc_pthread_fchdir_np_trampoline_addr uintptr // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT +func connectx(fd int, endpoints *SaEndpoints, associd SaeAssocID, flags uint32, iov []Iovec, n *uintptr, connid *SaeConnID) (err error) { + var _p0 unsafe.Pointer + if len(iov) > 0 { + _p0 = unsafe.Pointer(&iov[0]) + } else { + _p0 = unsafe.Pointer(&_zero) + } + _, _, e1 := syscall_syscall9(libc_connectx_trampoline_addr, uintptr(fd), uintptr(unsafe.Pointer(endpoints)), uintptr(associd), uintptr(flags), uintptr(_p0), uintptr(len(iov)), uintptr(unsafe.Pointer(n)), uintptr(unsafe.Pointer(connid)), 0) + if e1 != 0 { + err = errnoErr(e1) + } + return +} + +var libc_connectx_trampoline_addr uintptr + +//go:cgo_import_dynamic libc_connectx connectx "/usr/lib/libSystem.B.dylib" + +// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT + func sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error) { _, _, e1 := syscall_syscall6(libc_sendfile_trampoline_addr, uintptr(infd), uintptr(outfd), uintptr(offset), uintptr(unsafe.Pointer(len)), uintptr(hdtr), uintptr(flags)) if e1 != 0 { diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.s b/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.s index fe222b75..4f178a22 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.s +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.s @@ -248,6 +248,11 @@ TEXT libc_pthread_fchdir_np_trampoline<>(SB),NOSPLIT,$0-0 GLOBL ·libc_pthread_fchdir_np_trampoline_addr(SB), RODATA, $8 DATA ·libc_pthread_fchdir_np_trampoline_addr(SB)/8, $libc_pthread_fchdir_np_trampoline<>(SB) +TEXT libc_connectx_trampoline<>(SB),NOSPLIT,$0-0 + JMP libc_connectx(SB) +GLOBL ·libc_connectx_trampoline_addr(SB), RODATA, $8 +DATA ·libc_connectx_trampoline_addr(SB)/8, $libc_connectx_trampoline<>(SB) + TEXT libc_sendfile_trampoline<>(SB),NOSPLIT,$0-0 JMP libc_sendfile(SB) GLOBL ·libc_sendfile_trampoline_addr(SB), RODATA, $8 diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_darwin_amd64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_darwin_amd64.go index 091d107f..d003c3d4 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_darwin_amd64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_darwin_amd64.go @@ -306,6 +306,19 @@ type XVSockPgen struct { type _Socklen uint32 +type SaeAssocID uint32 + +type SaeConnID uint32 + +type SaEndpoints struct { + Srcif uint32 + Srcaddr *RawSockaddr + Srcaddrlen uint32 + Dstaddr *RawSockaddr + Dstaddrlen uint32 + _ [4]byte +} + type Xucred struct { Version uint32 Uid uint32 diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_darwin_arm64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_darwin_arm64.go index 28ff4ef7..0d45a941 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_darwin_arm64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_darwin_arm64.go @@ -306,6 +306,19 @@ type XVSockPgen struct { type _Socklen uint32 +type SaeAssocID uint32 + +type SaeConnID uint32 + +type SaEndpoints struct { + Srcif uint32 + Srcaddr *RawSockaddr + Srcaddrlen uint32 + Dstaddr *RawSockaddr + Dstaddrlen uint32 + _ [4]byte +} + type Xucred struct { Version uint32 Uid uint32 diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_386.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_386.go index 6cbd094a..51e13eb0 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_386.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_386.go @@ -625,6 +625,7 @@ const ( POLLRDNORM = 0x40 POLLWRBAND = 0x100 POLLWRNORM = 0x4 + POLLRDHUP = 0x4000 ) type CapRights struct { diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_amd64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_amd64.go index 7c03b6ee..d002d8ef 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_amd64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_amd64.go @@ -630,6 +630,7 @@ const ( POLLRDNORM = 0x40 POLLWRBAND = 0x100 POLLWRNORM = 0x4 + POLLRDHUP = 0x4000 ) type CapRights struct { diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm.go index 422107ee..3f863d89 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm.go @@ -616,6 +616,7 @@ const ( POLLRDNORM = 0x40 POLLWRBAND = 0x100 POLLWRNORM = 0x4 + POLLRDHUP = 0x4000 ) type CapRights struct { diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go index 505a12ac..61c72931 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go @@ -610,6 +610,7 @@ const ( POLLRDNORM = 0x40 POLLWRBAND = 0x100 POLLWRNORM = 0x4 + POLLRDHUP = 0x4000 ) type CapRights struct { diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_riscv64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_riscv64.go index cc986c79..b5d17414 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_riscv64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_freebsd_riscv64.go @@ -612,6 +612,7 @@ const ( POLLRDNORM = 0x40 POLLWRBAND = 0x100 POLLWRNORM = 0x4 + POLLRDHUP = 0x4000 ) type CapRights struct { diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_linux.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_linux.go index 7f1961b9..9f2550dc 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_linux.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_linux.go @@ -2486,7 +2486,7 @@ type XDPMmapOffsets struct { type XDPUmemReg struct { Addr uint64 Len uint64 - Chunk_size uint32 + Size uint32 Headroom uint32 Flags uint32 Tx_metadata_len uint32 diff --git a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go index 15adc041..ad05b51a 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go +++ b/envelopeemitter/vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go @@ -727,6 +727,37 @@ const ( RISCV_HWPROBE_EXT_ZBA = 0x8 RISCV_HWPROBE_EXT_ZBB = 0x10 RISCV_HWPROBE_EXT_ZBS = 0x20 + RISCV_HWPROBE_EXT_ZICBOZ = 0x40 + RISCV_HWPROBE_EXT_ZBC = 0x80 + RISCV_HWPROBE_EXT_ZBKB = 0x100 + RISCV_HWPROBE_EXT_ZBKC = 0x200 + RISCV_HWPROBE_EXT_ZBKX = 0x400 + RISCV_HWPROBE_EXT_ZKND = 0x800 + RISCV_HWPROBE_EXT_ZKNE = 0x1000 + RISCV_HWPROBE_EXT_ZKNH = 0x2000 + RISCV_HWPROBE_EXT_ZKSED = 0x4000 + RISCV_HWPROBE_EXT_ZKSH = 0x8000 + RISCV_HWPROBE_EXT_ZKT = 0x10000 + RISCV_HWPROBE_EXT_ZVBB = 0x20000 + RISCV_HWPROBE_EXT_ZVBC = 0x40000 + RISCV_HWPROBE_EXT_ZVKB = 0x80000 + RISCV_HWPROBE_EXT_ZVKG = 0x100000 + RISCV_HWPROBE_EXT_ZVKNED = 0x200000 + RISCV_HWPROBE_EXT_ZVKNHA = 0x400000 + RISCV_HWPROBE_EXT_ZVKNHB = 0x800000 + RISCV_HWPROBE_EXT_ZVKSED = 0x1000000 + RISCV_HWPROBE_EXT_ZVKSH = 0x2000000 + RISCV_HWPROBE_EXT_ZVKT = 0x4000000 + RISCV_HWPROBE_EXT_ZFH = 0x8000000 + RISCV_HWPROBE_EXT_ZFHMIN = 0x10000000 + RISCV_HWPROBE_EXT_ZIHINTNTL = 0x20000000 + RISCV_HWPROBE_EXT_ZVFH = 0x40000000 + RISCV_HWPROBE_EXT_ZVFHMIN = 0x80000000 + RISCV_HWPROBE_EXT_ZFA = 0x100000000 + RISCV_HWPROBE_EXT_ZTSO = 0x200000000 + RISCV_HWPROBE_EXT_ZACAS = 0x400000000 + RISCV_HWPROBE_EXT_ZICOND = 0x800000000 + RISCV_HWPROBE_EXT_ZIHINTPAUSE = 0x1000000000 RISCV_HWPROBE_KEY_CPUPERF_0 = 0x5 RISCV_HWPROBE_MISALIGNED_UNKNOWN = 0x0 RISCV_HWPROBE_MISALIGNED_EMULATED = 0x1 @@ -734,4 +765,6 @@ const ( RISCV_HWPROBE_MISALIGNED_FAST = 0x3 RISCV_HWPROBE_MISALIGNED_UNSUPPORTED = 0x4 RISCV_HWPROBE_MISALIGNED_MASK = 0x7 + RISCV_HWPROBE_KEY_ZICBOZ_BLOCK_SIZE = 0x6 + RISCV_HWPROBE_WHICH_CPUS = 0x1 ) diff --git a/envelopeemitter/vendor/golang.org/x/sys/windows/syscall_windows.go b/envelopeemitter/vendor/golang.org/x/sys/windows/syscall_windows.go index 1fa34fd1..5cee9a31 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/windows/syscall_windows.go +++ b/envelopeemitter/vendor/golang.org/x/sys/windows/syscall_windows.go @@ -313,6 +313,10 @@ func NewCallbackCDecl(fn interface{}) uintptr { //sys SetConsoleMode(console Handle, mode uint32) (err error) = kernel32.SetConsoleMode //sys GetConsoleScreenBufferInfo(console Handle, info *ConsoleScreenBufferInfo) (err error) = kernel32.GetConsoleScreenBufferInfo //sys setConsoleCursorPosition(console Handle, position uint32) (err error) = kernel32.SetConsoleCursorPosition +//sys GetConsoleCP() (cp uint32, err error) = kernel32.GetConsoleCP +//sys GetConsoleOutputCP() (cp uint32, err error) = kernel32.GetConsoleOutputCP +//sys SetConsoleCP(cp uint32) (err error) = kernel32.SetConsoleCP +//sys SetConsoleOutputCP(cp uint32) (err error) = kernel32.SetConsoleOutputCP //sys WriteConsole(console Handle, buf *uint16, towrite uint32, written *uint32, reserved *byte) (err error) = kernel32.WriteConsoleW //sys ReadConsole(console Handle, buf *uint16, toread uint32, read *uint32, inputControl *byte) (err error) = kernel32.ReadConsoleW //sys resizePseudoConsole(pconsole Handle, size uint32) (hr error) = kernel32.ResizePseudoConsole diff --git a/envelopeemitter/vendor/golang.org/x/sys/windows/types_windows.go b/envelopeemitter/vendor/golang.org/x/sys/windows/types_windows.go index 3f03b3d5..7b97a154 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/windows/types_windows.go +++ b/envelopeemitter/vendor/golang.org/x/sys/windows/types_windows.go @@ -1060,6 +1060,7 @@ const ( SIO_GET_EXTENSION_FUNCTION_POINTER = IOC_INOUT | IOC_WS2 | 6 SIO_KEEPALIVE_VALS = IOC_IN | IOC_VENDOR | 4 SIO_UDP_CONNRESET = IOC_IN | IOC_VENDOR | 12 + SIO_UDP_NETRESET = IOC_IN | IOC_VENDOR | 15 // cf. http://support.microsoft.com/default.aspx?scid=kb;en-us;257460 diff --git a/envelopeemitter/vendor/golang.org/x/sys/windows/zsyscall_windows.go b/envelopeemitter/vendor/golang.org/x/sys/windows/zsyscall_windows.go index 9bb979a3..4c2e1bdc 100644 --- a/envelopeemitter/vendor/golang.org/x/sys/windows/zsyscall_windows.go +++ b/envelopeemitter/vendor/golang.org/x/sys/windows/zsyscall_windows.go @@ -247,7 +247,9 @@ var ( procGetCommandLineW = modkernel32.NewProc("GetCommandLineW") procGetComputerNameExW = modkernel32.NewProc("GetComputerNameExW") procGetComputerNameW = modkernel32.NewProc("GetComputerNameW") + procGetConsoleCP = modkernel32.NewProc("GetConsoleCP") procGetConsoleMode = modkernel32.NewProc("GetConsoleMode") + procGetConsoleOutputCP = modkernel32.NewProc("GetConsoleOutputCP") procGetConsoleScreenBufferInfo = modkernel32.NewProc("GetConsoleScreenBufferInfo") procGetCurrentDirectoryW = modkernel32.NewProc("GetCurrentDirectoryW") procGetCurrentProcessId = modkernel32.NewProc("GetCurrentProcessId") @@ -347,8 +349,10 @@ var ( procSetCommMask = modkernel32.NewProc("SetCommMask") procSetCommState = modkernel32.NewProc("SetCommState") procSetCommTimeouts = modkernel32.NewProc("SetCommTimeouts") + procSetConsoleCP = modkernel32.NewProc("SetConsoleCP") procSetConsoleCursorPosition = modkernel32.NewProc("SetConsoleCursorPosition") procSetConsoleMode = modkernel32.NewProc("SetConsoleMode") + procSetConsoleOutputCP = modkernel32.NewProc("SetConsoleOutputCP") procSetCurrentDirectoryW = modkernel32.NewProc("SetCurrentDirectoryW") procSetDefaultDllDirectories = modkernel32.NewProc("SetDefaultDllDirectories") procSetDllDirectoryW = modkernel32.NewProc("SetDllDirectoryW") @@ -2162,6 +2166,15 @@ func GetComputerName(buf *uint16, n *uint32) (err error) { return } +func GetConsoleCP() (cp uint32, err error) { + r0, _, e1 := syscall.Syscall(procGetConsoleCP.Addr(), 0, 0, 0, 0) + cp = uint32(r0) + if cp == 0 { + err = errnoErr(e1) + } + return +} + func GetConsoleMode(console Handle, mode *uint32) (err error) { r1, _, e1 := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(console), uintptr(unsafe.Pointer(mode)), 0) if r1 == 0 { @@ -2170,6 +2183,15 @@ func GetConsoleMode(console Handle, mode *uint32) (err error) { return } +func GetConsoleOutputCP() (cp uint32, err error) { + r0, _, e1 := syscall.Syscall(procGetConsoleOutputCP.Addr(), 0, 0, 0, 0) + cp = uint32(r0) + if cp == 0 { + err = errnoErr(e1) + } + return +} + func GetConsoleScreenBufferInfo(console Handle, info *ConsoleScreenBufferInfo) (err error) { r1, _, e1 := syscall.Syscall(procGetConsoleScreenBufferInfo.Addr(), 2, uintptr(console), uintptr(unsafe.Pointer(info)), 0) if r1 == 0 { @@ -3038,6 +3060,14 @@ func SetCommTimeouts(handle Handle, timeouts *CommTimeouts) (err error) { return } +func SetConsoleCP(cp uint32) (err error) { + r1, _, e1 := syscall.Syscall(procSetConsoleCP.Addr(), 1, uintptr(cp), 0, 0) + if r1 == 0 { + err = errnoErr(e1) + } + return +} + func setConsoleCursorPosition(console Handle, position uint32) (err error) { r1, _, e1 := syscall.Syscall(procSetConsoleCursorPosition.Addr(), 2, uintptr(console), uintptr(position), 0) if r1 == 0 { @@ -3054,6 +3084,14 @@ func SetConsoleMode(console Handle, mode uint32) (err error) { return } +func SetConsoleOutputCP(cp uint32) (err error) { + r1, _, e1 := syscall.Syscall(procSetConsoleOutputCP.Addr(), 1, uintptr(cp), 0, 0) + if r1 == 0 { + err = errnoErr(e1) + } + return +} + func SetCurrentDirectory(path *uint16) (err error) { r1, _, e1 := syscall.Syscall(procSetCurrentDirectoryW.Addr(), 1, uintptr(unsafe.Pointer(path)), 0, 0) if r1 == 0 { diff --git a/envelopeemitter/vendor/google.golang.org/grpc/CONTRIBUTING.md b/envelopeemitter/vendor/google.golang.org/grpc/CONTRIBUTING.md index 0854d298..d9bfa6e1 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/CONTRIBUTING.md +++ b/envelopeemitter/vendor/google.golang.org/grpc/CONTRIBUTING.md @@ -4,7 +4,7 @@ We definitely welcome your patches and contributions to gRPC! Please read the gR organization's [governance rules](https://github.com/grpc/grpc-community/blob/master/governance.md) and [contribution guidelines](https://github.com/grpc/grpc-community/blob/master/CONTRIBUTING.md) before proceeding. -If you are new to github, please start by reading [Pull Request howto](https://help.github.com/articles/about-pull-requests/) +If you are new to GitHub, please start by reading [Pull Request howto](https://help.github.com/articles/about-pull-requests/) ## Legal requirements @@ -25,8 +25,8 @@ How to get your contributions merged smoothly and quickly. is a great place to start. These issues are well-documented and usually can be resolved with a single pull request. -- If you are adding a new file, make sure it has the copyright message template - at the top as a comment. You can copy over the message from an existing file +- If you are adding a new file, make sure it has the copyright message template + at the top as a comment. You can copy over the message from an existing file and update the year. - The grpc package should only depend on standard Go packages and a small number @@ -39,12 +39,12 @@ How to get your contributions merged smoothly and quickly. proposal](https://github.com/grpc/proposal). - Provide a good **PR description** as a record of **what** change is being made - and **why** it was made. Link to a github issue if it exists. + and **why** it was made. Link to a GitHub issue if it exists. -- If you want to fix formatting or style, consider whether your changes are an - obvious improvement or might be considered a personal preference. If a style - change is based on preference, it likely will not be accepted. If it corrects - widely agreed-upon anti-patterns, then please do create a PR and explain the +- If you want to fix formatting or style, consider whether your changes are an + obvious improvement or might be considered a personal preference. If a style + change is based on preference, it likely will not be accepted. If it corrects + widely agreed-upon anti-patterns, then please do create a PR and explain the benefits of the change. - Unless your PR is trivial, you should expect there will be reviewer comments diff --git a/envelopeemitter/vendor/google.golang.org/grpc/balancer/balancer.go b/envelopeemitter/vendor/google.golang.org/grpc/balancer/balancer.go index b181f386..3a2092f1 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/balancer/balancer.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/balancer/balancer.go @@ -130,7 +130,7 @@ type SubConn interface { // UpdateAddresses updates the addresses used in this SubConn. // gRPC checks if currently-connected address is still in the new list. // If it's in the list, the connection will be kept. - // If it's not in the list, the connection will gracefully closed, and + // If it's not in the list, the connection will gracefully close, and // a new connection will be created. // // This will trigger a state transition for the SubConn. @@ -142,8 +142,11 @@ type SubConn interface { Connect() // GetOrBuildProducer returns a reference to the existing Producer for this // ProducerBuilder in this SubConn, or, if one does not currently exist, - // creates a new one and returns it. Returns a close function which must - // be called when the Producer is no longer needed. + // creates a new one and returns it. Returns a close function which may be + // called when the Producer is no longer needed. Otherwise the producer + // will automatically be closed upon connection loss or subchannel close. + // Should only be called on a SubConn in state Ready. Otherwise the + // producer will be unable to create streams. GetOrBuildProducer(ProducerBuilder) (p Producer, close func()) // Shutdown shuts down the SubConn gracefully. Any started RPCs will be // allowed to complete. No future calls should be made on the SubConn. @@ -452,8 +455,10 @@ type ProducerBuilder interface { // Build creates a Producer. The first parameter is always a // grpc.ClientConnInterface (a type to allow creating RPCs/streams on the // associated SubConn), but is declared as `any` to avoid a dependency - // cycle. Should also return a close function that will be called when all - // references to the Producer have been given up. + // cycle. Build also returns a close function that will be called when all + // references to the Producer have been given up for a SubConn, or when a + // connectivity state change occurs on the SubConn. The close function + // should always block until all asynchronous cleanup work is completed. Build(grpcClientConnInterface any) (p Producer, close func()) } diff --git a/envelopeemitter/vendor/google.golang.org/grpc/balancer/base/balancer.go b/envelopeemitter/vendor/google.golang.org/grpc/balancer/base/balancer.go index 2b87bd79..d5ed172a 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/balancer/base/balancer.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/balancer/base/balancer.go @@ -133,7 +133,7 @@ func (b *baseBalancer) UpdateClientConnState(s balancer.ClientConnState) error { } } // If resolver state contains no addresses, return an error so ClientConn - // will trigger re-resolve. Also records this as an resolver error, so when + // will trigger re-resolve. Also records this as a resolver error, so when // the overall state turns transient failure, the error message will have // the zero address information. if len(s.ResolverState.Addresses) == 0 { diff --git a/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/internal/internal.go b/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/internal/internal.go new file mode 100644 index 00000000..c5197894 --- /dev/null +++ b/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/internal/internal.go @@ -0,0 +1,24 @@ +/* + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package internal contains code internal to the pickfirst package. +package internal + +import "math/rand" + +// RandShuffle pseudo-randomizes the order of addresses. +var RandShuffle = rand.Shuffle diff --git a/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go b/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go index 4d69b405..e069346a 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go @@ -26,18 +26,23 @@ import ( "math/rand" "google.golang.org/grpc/balancer" + "google.golang.org/grpc/balancer/pickfirst/internal" "google.golang.org/grpc/connectivity" "google.golang.org/grpc/grpclog" - "google.golang.org/grpc/internal" + "google.golang.org/grpc/internal/envconfig" internalgrpclog "google.golang.org/grpc/internal/grpclog" "google.golang.org/grpc/internal/pretty" "google.golang.org/grpc/resolver" "google.golang.org/grpc/serviceconfig" + + _ "google.golang.org/grpc/balancer/pickfirst/pickfirstleaf" // For automatically registering the new pickfirst if required. ) func init() { + if envconfig.NewPickFirstEnabled { + return + } balancer.Register(pickfirstBuilder{}) - internal.ShuffleAddressListForTesting = func(n int, swap func(i, j int)) { rand.Shuffle(n, swap) } } var logger = grpclog.Component("pick-first-lb") @@ -103,10 +108,13 @@ func (b *pickfirstBalancer) ResolverError(err error) { }) } +// Shuffler is an interface for shuffling an address list. type Shuffler interface { ShuffleAddressListForTesting(n int, swap func(i, j int)) } +// ShuffleAddressListForTesting pseudo-randomizes the order of addresses. n +// is the number of elements. swap swaps the elements with indexes i and j. func ShuffleAddressListForTesting(n int, swap func(i, j int)) { rand.Shuffle(n, swap) } func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState) error { @@ -140,7 +148,7 @@ func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState // within each endpoint. - A61 if cfg.ShuffleAddressList { endpoints = append([]resolver.Endpoint{}, endpoints...) - internal.ShuffleAddressListForTesting.(func(int, func(int, int)))(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) + internal.RandShuffle(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) } // "Flatten the list by concatenating the ordered list of addresses for each diff --git a/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirstleaf/pickfirstleaf.go b/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirstleaf/pickfirstleaf.go new file mode 100644 index 00000000..985b6edc --- /dev/null +++ b/envelopeemitter/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirstleaf/pickfirstleaf.go @@ -0,0 +1,625 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package pickfirstleaf contains the pick_first load balancing policy which +// will be the universal leaf policy after dualstack changes are implemented. +// +// # Experimental +// +// Notice: This package is EXPERIMENTAL and may be changed or removed in a +// later release. +package pickfirstleaf + +import ( + "encoding/json" + "errors" + "fmt" + "sync" + + "google.golang.org/grpc/balancer" + "google.golang.org/grpc/balancer/pickfirst/internal" + "google.golang.org/grpc/connectivity" + "google.golang.org/grpc/grpclog" + "google.golang.org/grpc/internal/envconfig" + internalgrpclog "google.golang.org/grpc/internal/grpclog" + "google.golang.org/grpc/internal/pretty" + "google.golang.org/grpc/resolver" + "google.golang.org/grpc/serviceconfig" +) + +func init() { + if envconfig.NewPickFirstEnabled { + // Register as the default pick_first balancer. + Name = "pick_first" + } + balancer.Register(pickfirstBuilder{}) +} + +var ( + logger = grpclog.Component("pick-first-leaf-lb") + // Name is the name of the pick_first_leaf balancer. + // It is changed to "pick_first" in init() if this balancer is to be + // registered as the default pickfirst. + Name = "pick_first_leaf" +) + +// TODO: change to pick-first when this becomes the default pick_first policy. +const logPrefix = "[pick-first-leaf-lb %p] " + +type pickfirstBuilder struct{} + +func (pickfirstBuilder) Build(cc balancer.ClientConn, _ balancer.BuildOptions) balancer.Balancer { + b := &pickfirstBalancer{ + cc: cc, + addressList: addressList{}, + subConns: resolver.NewAddressMap(), + state: connectivity.Connecting, + mu: sync.Mutex{}, + } + b.logger = internalgrpclog.NewPrefixLogger(logger, fmt.Sprintf(logPrefix, b)) + return b +} + +func (b pickfirstBuilder) Name() string { + return Name +} + +func (pickfirstBuilder) ParseConfig(js json.RawMessage) (serviceconfig.LoadBalancingConfig, error) { + var cfg pfConfig + if err := json.Unmarshal(js, &cfg); err != nil { + return nil, fmt.Errorf("pickfirst: unable to unmarshal LB policy config: %s, error: %v", string(js), err) + } + return cfg, nil +} + +type pfConfig struct { + serviceconfig.LoadBalancingConfig `json:"-"` + + // If set to true, instructs the LB policy to shuffle the order of the list + // of endpoints received from the name resolver before attempting to + // connect to them. + ShuffleAddressList bool `json:"shuffleAddressList"` +} + +// scData keeps track of the current state of the subConn. +// It is not safe for concurrent access. +type scData struct { + // The following fields are initialized at build time and read-only after + // that. + subConn balancer.SubConn + addr resolver.Address + + state connectivity.State + lastErr error +} + +func (b *pickfirstBalancer) newSCData(addr resolver.Address) (*scData, error) { + sd := &scData{ + state: connectivity.Idle, + addr: addr, + } + sc, err := b.cc.NewSubConn([]resolver.Address{addr}, balancer.NewSubConnOptions{ + StateListener: func(state balancer.SubConnState) { + b.updateSubConnState(sd, state) + }, + }) + if err != nil { + return nil, err + } + sd.subConn = sc + return sd, nil +} + +type pickfirstBalancer struct { + // The following fields are initialized at build time and read-only after + // that and therefore do not need to be guarded by a mutex. + logger *internalgrpclog.PrefixLogger + cc balancer.ClientConn + + // The mutex is used to ensure synchronization of updates triggered + // from the idle picker and the already serialized resolver, + // SubConn state updates. + mu sync.Mutex + state connectivity.State + // scData for active subonns mapped by address. + subConns *resolver.AddressMap + addressList addressList + firstPass bool + numTF int +} + +// ResolverError is called by the ClientConn when the name resolver produces +// an error or when pickfirst determined the resolver update to be invalid. +func (b *pickfirstBalancer) ResolverError(err error) { + b.mu.Lock() + defer b.mu.Unlock() + b.resolverErrorLocked(err) +} + +func (b *pickfirstBalancer) resolverErrorLocked(err error) { + if b.logger.V(2) { + b.logger.Infof("Received error from the name resolver: %v", err) + } + + // The picker will not change since the balancer does not currently + // report an error. If the balancer hasn't received a single good resolver + // update yet, transition to TRANSIENT_FAILURE. + if b.state != connectivity.TransientFailure && b.addressList.size() > 0 { + if b.logger.V(2) { + b.logger.Infof("Ignoring resolver error because balancer is using a previous good update.") + } + return + } + + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.TransientFailure, + Picker: &picker{err: fmt.Errorf("name resolver error: %v", err)}, + }) +} + +func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState) error { + b.mu.Lock() + defer b.mu.Unlock() + if len(state.ResolverState.Addresses) == 0 && len(state.ResolverState.Endpoints) == 0 { + // Cleanup state pertaining to the previous resolver state. + // Treat an empty address list like an error by calling b.ResolverError. + b.state = connectivity.TransientFailure + b.closeSubConnsLocked() + b.addressList.updateAddrs(nil) + b.resolverErrorLocked(errors.New("produced zero addresses")) + return balancer.ErrBadResolverState + } + cfg, ok := state.BalancerConfig.(pfConfig) + if state.BalancerConfig != nil && !ok { + return fmt.Errorf("pickfirst: received illegal BalancerConfig (type %T): %v: %w", state.BalancerConfig, state.BalancerConfig, balancer.ErrBadResolverState) + } + + if b.logger.V(2) { + b.logger.Infof("Received new config %s, resolver state %s", pretty.ToJSON(cfg), pretty.ToJSON(state.ResolverState)) + } + + var newAddrs []resolver.Address + if endpoints := state.ResolverState.Endpoints; len(endpoints) != 0 { + // Perform the optional shuffling described in gRFC A62. The shuffling + // will change the order of endpoints but not touch the order of the + // addresses within each endpoint. - A61 + if cfg.ShuffleAddressList { + endpoints = append([]resolver.Endpoint{}, endpoints...) + internal.RandShuffle(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) + } + + // "Flatten the list by concatenating the ordered list of addresses for + // each of the endpoints, in order." - A61 + for _, endpoint := range endpoints { + // "In the flattened list, interleave addresses from the two address + // families, as per RFC-8305 section 4." - A61 + // TODO: support the above language. + newAddrs = append(newAddrs, endpoint.Addresses...) + } + } else { + // Endpoints not set, process addresses until we migrate resolver + // emissions fully to Endpoints. The top channel does wrap emitted + // addresses with endpoints, however some balancers such as weighted + // target do not forward the corresponding correct endpoints down/split + // endpoints properly. Once all balancers correctly forward endpoints + // down, can delete this else conditional. + newAddrs = state.ResolverState.Addresses + if cfg.ShuffleAddressList { + newAddrs = append([]resolver.Address{}, newAddrs...) + internal.RandShuffle(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) + } + } + + // If an address appears in multiple endpoints or in the same endpoint + // multiple times, we keep it only once. We will create only one SubConn + // for the address because an AddressMap is used to store SubConns. + // Not de-duplicating would result in attempting to connect to the same + // SubConn multiple times in the same pass. We don't want this. + newAddrs = deDupAddresses(newAddrs) + + // Since we have a new set of addresses, we are again at first pass. + b.firstPass = true + + // If the previous ready SubConn exists in new address list, + // keep this connection and don't create new SubConns. + prevAddr := b.addressList.currentAddress() + prevAddrsCount := b.addressList.size() + b.addressList.updateAddrs(newAddrs) + if b.state == connectivity.Ready && b.addressList.seekTo(prevAddr) { + return nil + } + + b.reconcileSubConnsLocked(newAddrs) + // If it's the first resolver update or the balancer was already READY + // (but the new address list does not contain the ready SubConn) or + // CONNECTING, enter CONNECTING. + // We may be in TRANSIENT_FAILURE due to a previous empty address list, + // we should still enter CONNECTING because the sticky TF behaviour + // mentioned in A62 applies only when the TRANSIENT_FAILURE is reported + // due to connectivity failures. + if b.state == connectivity.Ready || b.state == connectivity.Connecting || prevAddrsCount == 0 { + // Start connection attempt at first address. + b.state = connectivity.Connecting + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.Connecting, + Picker: &picker{err: balancer.ErrNoSubConnAvailable}, + }) + b.requestConnectionLocked() + } else if b.state == connectivity.TransientFailure { + // If we're in TRANSIENT_FAILURE, we stay in TRANSIENT_FAILURE until + // we're READY. See A62. + b.requestConnectionLocked() + } + return nil +} + +// UpdateSubConnState is unused as a StateListener is always registered when +// creating SubConns. +func (b *pickfirstBalancer) UpdateSubConnState(subConn balancer.SubConn, state balancer.SubConnState) { + b.logger.Errorf("UpdateSubConnState(%v, %+v) called unexpectedly", subConn, state) +} + +func (b *pickfirstBalancer) Close() { + b.mu.Lock() + defer b.mu.Unlock() + b.closeSubConnsLocked() + b.state = connectivity.Shutdown +} + +// ExitIdle moves the balancer out of idle state. It can be called concurrently +// by the idlePicker and clientConn so access to variables should be +// synchronized. +func (b *pickfirstBalancer) ExitIdle() { + b.mu.Lock() + defer b.mu.Unlock() + if b.state == connectivity.Idle && b.addressList.currentAddress() == b.addressList.first() { + b.firstPass = true + b.requestConnectionLocked() + } +} + +func (b *pickfirstBalancer) closeSubConnsLocked() { + for _, sd := range b.subConns.Values() { + sd.(*scData).subConn.Shutdown() + } + b.subConns = resolver.NewAddressMap() +} + +// deDupAddresses ensures that each address appears only once in the slice. +func deDupAddresses(addrs []resolver.Address) []resolver.Address { + seenAddrs := resolver.NewAddressMap() + retAddrs := []resolver.Address{} + + for _, addr := range addrs { + if _, ok := seenAddrs.Get(addr); ok { + continue + } + retAddrs = append(retAddrs, addr) + } + return retAddrs +} + +// reconcileSubConnsLocked updates the active subchannels based on a new address +// list from the resolver. It does this by: +// - closing subchannels: any existing subchannels associated with addresses +// that are no longer in the updated list are shut down. +// - removing subchannels: entries for these closed subchannels are removed +// from the subchannel map. +// +// This ensures that the subchannel map accurately reflects the current set of +// addresses received from the name resolver. +func (b *pickfirstBalancer) reconcileSubConnsLocked(newAddrs []resolver.Address) { + newAddrsMap := resolver.NewAddressMap() + for _, addr := range newAddrs { + newAddrsMap.Set(addr, true) + } + + for _, oldAddr := range b.subConns.Keys() { + if _, ok := newAddrsMap.Get(oldAddr); ok { + continue + } + val, _ := b.subConns.Get(oldAddr) + val.(*scData).subConn.Shutdown() + b.subConns.Delete(oldAddr) + } +} + +// shutdownRemainingLocked shuts down remaining subConns. Called when a subConn +// becomes ready, which means that all other subConn must be shutdown. +func (b *pickfirstBalancer) shutdownRemainingLocked(selected *scData) { + for _, v := range b.subConns.Values() { + sd := v.(*scData) + if sd.subConn != selected.subConn { + sd.subConn.Shutdown() + } + } + b.subConns = resolver.NewAddressMap() + b.subConns.Set(selected.addr, selected) +} + +// requestConnectionLocked starts connecting on the subchannel corresponding to +// the current address. If no subchannel exists, one is created. If the current +// subchannel is in TransientFailure, a connection to the next address is +// attempted until a subchannel is found. +func (b *pickfirstBalancer) requestConnectionLocked() { + if !b.addressList.isValid() { + return + } + var lastErr error + for valid := true; valid; valid = b.addressList.increment() { + curAddr := b.addressList.currentAddress() + sd, ok := b.subConns.Get(curAddr) + if !ok { + var err error + // We want to assign the new scData to sd from the outer scope, + // hence we can't use := below. + sd, err = b.newSCData(curAddr) + if err != nil { + // This should never happen, unless the clientConn is being shut + // down. + if b.logger.V(2) { + b.logger.Infof("Failed to create a subConn for address %v: %v", curAddr.String(), err) + } + // Do nothing, the LB policy will be closed soon. + return + } + b.subConns.Set(curAddr, sd) + } + + scd := sd.(*scData) + switch scd.state { + case connectivity.Idle: + scd.subConn.Connect() + case connectivity.TransientFailure: + // Try the next address. + lastErr = scd.lastErr + continue + case connectivity.Ready: + // Should never happen. + b.logger.Errorf("Requesting a connection even though we have a READY SubConn") + case connectivity.Shutdown: + // Should never happen. + b.logger.Errorf("SubConn with state SHUTDOWN present in SubConns map") + case connectivity.Connecting: + // Wait for the SubConn to report success or failure. + } + return + } + // All the remaining addresses in the list are in TRANSIENT_FAILURE, end the + // first pass. + b.endFirstPassLocked(lastErr) +} + +func (b *pickfirstBalancer) updateSubConnState(sd *scData, newState balancer.SubConnState) { + b.mu.Lock() + defer b.mu.Unlock() + oldState := sd.state + sd.state = newState.ConnectivityState + // Previously relevant SubConns can still callback with state updates. + // To prevent pickers from returning these obsolete SubConns, this logic + // is included to check if the current list of active SubConns includes this + // SubConn. + if activeSD, found := b.subConns.Get(sd.addr); !found || activeSD != sd { + return + } + if newState.ConnectivityState == connectivity.Shutdown { + return + } + + if newState.ConnectivityState == connectivity.Ready { + b.shutdownRemainingLocked(sd) + if !b.addressList.seekTo(sd.addr) { + // This should not fail as we should have only one SubConn after + // entering READY. The SubConn should be present in the addressList. + b.logger.Errorf("Address %q not found address list in %v", sd.addr, b.addressList.addresses) + return + } + b.state = connectivity.Ready + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.Ready, + Picker: &picker{result: balancer.PickResult{SubConn: sd.subConn}}, + }) + return + } + + // If the LB policy is READY, and it receives a subchannel state change, + // it means that the READY subchannel has failed. + // A SubConn can also transition from CONNECTING directly to IDLE when + // a transport is successfully created, but the connection fails + // before the SubConn can send the notification for READY. We treat + // this as a successful connection and transition to IDLE. + if (b.state == connectivity.Ready && newState.ConnectivityState != connectivity.Ready) || (oldState == connectivity.Connecting && newState.ConnectivityState == connectivity.Idle) { + // Once a transport fails, the balancer enters IDLE and starts from + // the first address when the picker is used. + b.shutdownRemainingLocked(sd) + b.state = connectivity.Idle + b.addressList.reset() + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.Idle, + Picker: &idlePicker{exitIdle: sync.OnceFunc(b.ExitIdle)}, + }) + return + } + + if b.firstPass { + switch newState.ConnectivityState { + case connectivity.Connecting: + // The balancer can be in either IDLE, CONNECTING or + // TRANSIENT_FAILURE. If it's in TRANSIENT_FAILURE, stay in + // TRANSIENT_FAILURE until it's READY. See A62. + // If the balancer is already in CONNECTING, no update is needed. + if b.state == connectivity.Idle { + b.state = connectivity.Connecting + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.Connecting, + Picker: &picker{err: balancer.ErrNoSubConnAvailable}, + }) + } + case connectivity.TransientFailure: + sd.lastErr = newState.ConnectionError + // Since we're re-using common SubConns while handling resolver + // updates, we could receive an out of turn TRANSIENT_FAILURE from + // a pass over the previous address list. We ignore such updates. + + if curAddr := b.addressList.currentAddress(); !equalAddressIgnoringBalAttributes(&curAddr, &sd.addr) { + return + } + if b.addressList.increment() { + b.requestConnectionLocked() + return + } + // End of the first pass. + b.endFirstPassLocked(newState.ConnectionError) + } + return + } + + // We have finished the first pass, keep re-connecting failing SubConns. + switch newState.ConnectivityState { + case connectivity.TransientFailure: + b.numTF = (b.numTF + 1) % b.subConns.Len() + sd.lastErr = newState.ConnectionError + if b.numTF%b.subConns.Len() == 0 { + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.TransientFailure, + Picker: &picker{err: newState.ConnectionError}, + }) + } + // We don't need to request re-resolution since the SubConn already + // does that before reporting TRANSIENT_FAILURE. + // TODO: #7534 - Move re-resolution requests from SubConn into + // pick_first. + case connectivity.Idle: + sd.subConn.Connect() + } +} + +func (b *pickfirstBalancer) endFirstPassLocked(lastErr error) { + b.firstPass = false + b.numTF = 0 + b.state = connectivity.TransientFailure + + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.TransientFailure, + Picker: &picker{err: lastErr}, + }) + // Start re-connecting all the SubConns that are already in IDLE. + for _, v := range b.subConns.Values() { + sd := v.(*scData) + if sd.state == connectivity.Idle { + sd.subConn.Connect() + } + } +} + +type picker struct { + result balancer.PickResult + err error +} + +func (p *picker) Pick(balancer.PickInfo) (balancer.PickResult, error) { + return p.result, p.err +} + +// idlePicker is used when the SubConn is IDLE and kicks the SubConn into +// CONNECTING when Pick is called. +type idlePicker struct { + exitIdle func() +} + +func (i *idlePicker) Pick(balancer.PickInfo) (balancer.PickResult, error) { + i.exitIdle() + return balancer.PickResult{}, balancer.ErrNoSubConnAvailable +} + +// addressList manages sequentially iterating over addresses present in a list +// of endpoints. It provides a 1 dimensional view of the addresses present in +// the endpoints. +// This type is not safe for concurrent access. +type addressList struct { + addresses []resolver.Address + idx int +} + +func (al *addressList) isValid() bool { + return al.idx < len(al.addresses) +} + +func (al *addressList) size() int { + return len(al.addresses) +} + +// increment moves to the next index in the address list. +// This method returns false if it went off the list, true otherwise. +func (al *addressList) increment() bool { + if !al.isValid() { + return false + } + al.idx++ + return al.idx < len(al.addresses) +} + +// currentAddress returns the current address pointed to in the addressList. +// If the list is in an invalid state, it returns an empty address instead. +func (al *addressList) currentAddress() resolver.Address { + if !al.isValid() { + return resolver.Address{} + } + return al.addresses[al.idx] +} + +// first returns the first address in the list. If the list is empty, it returns +// an empty address instead. +func (al *addressList) first() resolver.Address { + if len(al.addresses) == 0 { + return resolver.Address{} + } + return al.addresses[0] +} + +func (al *addressList) reset() { + al.idx = 0 +} + +func (al *addressList) updateAddrs(addrs []resolver.Address) { + al.addresses = addrs + al.reset() +} + +// seekTo returns false if the needle was not found and the current index was +// left unchanged. +func (al *addressList) seekTo(needle resolver.Address) bool { + for ai, addr := range al.addresses { + if !equalAddressIgnoringBalAttributes(&addr, &needle) { + continue + } + al.idx = ai + return true + } + return false +} + +// equalAddressIgnoringBalAttributes returns true is a and b are considered +// equal. This is different from the Equal method on the resolver.Address type +// which considers all fields to determine equality. Here, we only consider +// fields that are meaningful to the SubConn. +func equalAddressIgnoringBalAttributes(a, b *resolver.Address) bool { + return a.Addr == b.Addr && a.ServerName == b.ServerName && + a.Attributes.Equal(b.Attributes) && + a.Metadata == b.Metadata +} diff --git a/envelopeemitter/vendor/google.golang.org/grpc/balancer_wrapper.go b/envelopeemitter/vendor/google.golang.org/grpc/balancer_wrapper.go index 8ad6ce2f..2a4f2878 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/balancer_wrapper.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/balancer_wrapper.go @@ -24,12 +24,14 @@ import ( "sync" "google.golang.org/grpc/balancer" + "google.golang.org/grpc/codes" "google.golang.org/grpc/connectivity" "google.golang.org/grpc/internal" "google.golang.org/grpc/internal/balancer/gracefulswitch" "google.golang.org/grpc/internal/channelz" "google.golang.org/grpc/internal/grpcsync" "google.golang.org/grpc/resolver" + "google.golang.org/grpc/status" ) var setConnectedAddress = internal.SetConnectedAddress.(func(*balancer.SubConnState, resolver.Address)) @@ -256,8 +258,8 @@ type acBalancerWrapper struct { ccb *ccBalancerWrapper // read-only stateListener func(balancer.SubConnState) - mu sync.Mutex - producers map[balancer.ProducerBuilder]*refCountedProducer + producersMu sync.Mutex + producers map[balancer.ProducerBuilder]*refCountedProducer } // updateState is invoked by grpc to push a subConn state update to the @@ -267,6 +269,9 @@ func (acbw *acBalancerWrapper) updateState(s connectivity.State, curAddr resolve if ctx.Err() != nil || acbw.ccb.balancer == nil { return } + // Invalidate all producers on any state change. + acbw.closeProducers() + // Even though it is optional for balancers, gracefulswitch ensures // opts.StateListener is set, so this cannot ever be nil. // TODO: delete this comment when UpdateSubConnState is removed. @@ -275,16 +280,6 @@ func (acbw *acBalancerWrapper) updateState(s connectivity.State, curAddr resolve setConnectedAddress(&scs, curAddr) } acbw.stateListener(scs) - acbw.ac.mu.Lock() - defer acbw.ac.mu.Unlock() - if s == connectivity.Ready { - // When changing states to READY, reset stateReadyChan. Wait until - // after we notify the LB policy's listener(s) in order to prevent - // ac.getTransport() from unblocking before the LB policy starts - // tracking the subchannel as READY. - close(acbw.ac.stateReadyChan) - acbw.ac.stateReadyChan = make(chan struct{}) - } }) } @@ -301,6 +296,7 @@ func (acbw *acBalancerWrapper) Connect() { } func (acbw *acBalancerWrapper) Shutdown() { + acbw.closeProducers() acbw.ccb.cc.removeAddrConn(acbw.ac, errConnDrain) } @@ -308,9 +304,10 @@ func (acbw *acBalancerWrapper) Shutdown() { // ready, blocks until it is or ctx expires. Returns an error when the context // expires or the addrConn is shut down. func (acbw *acBalancerWrapper) NewStream(ctx context.Context, desc *StreamDesc, method string, opts ...CallOption) (ClientStream, error) { - transport, err := acbw.ac.getTransport(ctx) - if err != nil { - return nil, err + transport := acbw.ac.getReadyTransport() + if transport == nil { + return nil, status.Errorf(codes.Unavailable, "SubConn state is not Ready") + } return newNonRetryClientStream(ctx, desc, method, transport, acbw.ac, opts...) } @@ -335,8 +332,8 @@ type refCountedProducer struct { } func (acbw *acBalancerWrapper) GetOrBuildProducer(pb balancer.ProducerBuilder) (balancer.Producer, func()) { - acbw.mu.Lock() - defer acbw.mu.Unlock() + acbw.producersMu.Lock() + defer acbw.producersMu.Unlock() // Look up existing producer from this builder. pData := acbw.producers[pb] @@ -353,13 +350,26 @@ func (acbw *acBalancerWrapper) GetOrBuildProducer(pb balancer.ProducerBuilder) ( // and delete the refCountedProducer from the map if the total reference // count goes to zero. unref := func() { - acbw.mu.Lock() + acbw.producersMu.Lock() + // If closeProducers has already closed this producer instance, refs is + // set to 0, so the check after decrementing will never pass, and the + // producer will not be double-closed. pData.refs-- if pData.refs == 0 { defer pData.close() // Run outside the acbw mutex delete(acbw.producers, pb) } - acbw.mu.Unlock() + acbw.producersMu.Unlock() } return pData.producer, grpcsync.OnceFunc(unref) } + +func (acbw *acBalancerWrapper) closeProducers() { + acbw.producersMu.Lock() + defer acbw.producersMu.Unlock() + for pb, pData := range acbw.producers { + pData.refs = 0 + pData.close() + delete(acbw.producers, pb) + } +} diff --git a/envelopeemitter/vendor/google.golang.org/grpc/clientconn.go b/envelopeemitter/vendor/google.golang.org/grpc/clientconn.go index 9c8850e3..19763f8e 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/clientconn.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/clientconn.go @@ -825,14 +825,13 @@ func (cc *ClientConn) newAddrConnLocked(addrs []resolver.Address, opts balancer. } ac := &addrConn{ - state: connectivity.Idle, - cc: cc, - addrs: copyAddresses(addrs), - scopts: opts, - dopts: cc.dopts, - channelz: channelz.RegisterSubChannel(cc.channelz, ""), - resetBackoff: make(chan struct{}), - stateReadyChan: make(chan struct{}), + state: connectivity.Idle, + cc: cc, + addrs: copyAddresses(addrs), + scopts: opts, + dopts: cc.dopts, + channelz: channelz.RegisterSubChannel(cc.channelz, ""), + resetBackoff: make(chan struct{}), } ac.ctx, ac.cancel = context.WithCancel(cc.ctx) // Start with our address set to the first address; this may be updated if @@ -1141,10 +1140,15 @@ func (cc *ClientConn) Close() error { <-cc.resolverWrapper.serializer.Done() <-cc.balancerWrapper.serializer.Done() - + var wg sync.WaitGroup for ac := range conns { - ac.tearDown(ErrClientConnClosing) + wg.Add(1) + go func(ac *addrConn) { + defer wg.Done() + ac.tearDown(ErrClientConnClosing) + }(ac) } + wg.Wait() cc.addTraceEvent("deleted") // TraceEvent needs to be called before RemoveEntry, as TraceEvent may add // trace reference to the entity being deleted, and thus prevent it from being @@ -1179,8 +1183,7 @@ type addrConn struct { addrs []resolver.Address // All addresses that the resolver resolved to. // Use updateConnectivityState for updating addrConn's connectivity state. - state connectivity.State - stateReadyChan chan struct{} // closed and recreated on every READY state change. + state connectivity.State backoffIdx int // Needs to be stateful for resetConnectBackoff. resetBackoff chan struct{} @@ -1251,6 +1254,8 @@ func (ac *addrConn) resetTransportAndUnlock() { ac.mu.Unlock() if err := ac.tryAllAddrs(acCtx, addrs, connectDeadline); err != nil { + // TODO: #7534 - Move re-resolution requests into the pick_first LB policy + // to ensure one resolution request per pass instead of per subconn failure. ac.cc.resolveNow(resolver.ResolveNowOptions{}) ac.mu.Lock() if acCtx.Err() != nil { @@ -1292,7 +1297,7 @@ func (ac *addrConn) resetTransportAndUnlock() { ac.mu.Unlock() } -// tryAllAddrs tries to creates a connection to the addresses, and stop when at +// tryAllAddrs tries to create a connection to the addresses, and stop when at // the first successful one. It returns an error if no address was successfully // connected, or updates ac appropriately with the new transport. func (ac *addrConn) tryAllAddrs(ctx context.Context, addrs []resolver.Address, connectDeadline time.Time) error { @@ -1504,29 +1509,6 @@ func (ac *addrConn) getReadyTransport() transport.ClientTransport { return nil } -// getTransport waits until the addrconn is ready and returns the transport. -// If the context expires first, returns an appropriate status. If the -// addrConn is stopped first, returns an Unavailable status error. -func (ac *addrConn) getTransport(ctx context.Context) (transport.ClientTransport, error) { - for ctx.Err() == nil { - ac.mu.Lock() - t, state, sc := ac.transport, ac.state, ac.stateReadyChan - ac.mu.Unlock() - if state == connectivity.Ready { - return t, nil - } - if state == connectivity.Shutdown { - return nil, status.Errorf(codes.Unavailable, "SubConn shutting down") - } - - select { - case <-ctx.Done(): - case <-sc: - } - } - return nil, status.FromContextError(ctx.Err()).Err() -} - // tearDown starts to tear down the addrConn. // // Note that tearDown doesn't remove ac from ac.cc.conns, so the addrConn struct diff --git a/envelopeemitter/vendor/google.golang.org/grpc/credentials/tls.go b/envelopeemitter/vendor/google.golang.org/grpc/credentials/tls.go index 41143585..e163a473 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/credentials/tls.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/credentials/tls.go @@ -200,25 +200,40 @@ var tls12ForbiddenCipherSuites = map[uint16]struct{}{ // NewTLS uses c to construct a TransportCredentials based on TLS. func NewTLS(c *tls.Config) TransportCredentials { - tc := &tlsCreds{credinternal.CloneTLSConfig(c)} - tc.config.NextProtos = credinternal.AppendH2ToNextProtos(tc.config.NextProtos) + config := applyDefaults(c) + if config.GetConfigForClient != nil { + oldFn := config.GetConfigForClient + config.GetConfigForClient = func(hello *tls.ClientHelloInfo) (*tls.Config, error) { + cfgForClient, err := oldFn(hello) + if err != nil || cfgForClient == nil { + return cfgForClient, err + } + return applyDefaults(cfgForClient), nil + } + } + return &tlsCreds{config: config} +} + +func applyDefaults(c *tls.Config) *tls.Config { + config := credinternal.CloneTLSConfig(c) + config.NextProtos = credinternal.AppendH2ToNextProtos(config.NextProtos) // If the user did not configure a MinVersion and did not configure a // MaxVersion < 1.2, use MinVersion=1.2, which is required by // https://datatracker.ietf.org/doc/html/rfc7540#section-9.2 - if tc.config.MinVersion == 0 && (tc.config.MaxVersion == 0 || tc.config.MaxVersion >= tls.VersionTLS12) { - tc.config.MinVersion = tls.VersionTLS12 + if config.MinVersion == 0 && (config.MaxVersion == 0 || config.MaxVersion >= tls.VersionTLS12) { + config.MinVersion = tls.VersionTLS12 } // If the user did not configure CipherSuites, use all "secure" cipher // suites reported by the TLS package, but remove some explicitly forbidden // by https://datatracker.ietf.org/doc/html/rfc7540#appendix-A - if tc.config.CipherSuites == nil { + if config.CipherSuites == nil { for _, cs := range tls.CipherSuites() { if _, ok := tls12ForbiddenCipherSuites[cs.ID]; !ok { - tc.config.CipherSuites = append(tc.config.CipherSuites, cs.ID) + config.CipherSuites = append(config.CipherSuites, cs.ID) } } } - return tc + return config } // NewClientTLSFromCert constructs TLS credentials from the provided root diff --git a/envelopeemitter/vendor/google.golang.org/grpc/dialoptions.go b/envelopeemitter/vendor/google.golang.org/grpc/dialoptions.go index 2b285bee..518692c3 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/dialoptions.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/dialoptions.go @@ -436,7 +436,7 @@ func WithTimeout(d time.Duration) DialOption { // option to true from the Control field. For a concrete example of how to do // this, see internal.NetDialerWithTCPKeepalive(). // -// For more information, please see [issue 23459] in the Go github repo. +// For more information, please see [issue 23459] in the Go GitHub repo. // // [issue 23459]: https://github.com/golang/go/issues/23459 func WithContextDialer(f func(context.Context, string) (net.Conn, error)) DialOption { diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go index 13821a92..85540f86 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go @@ -33,6 +33,8 @@ type lbConfig struct { childConfig serviceconfig.LoadBalancingConfig } +// ChildName returns the name of the child balancer of the gracefulswitch +// Balancer. func ChildName(l serviceconfig.LoadBalancingConfig) string { return l.(*lbConfig).childBuilder.Name() } diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/channel.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/channel.go index d7e9e1d5..3ec66279 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/channel.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/channel.go @@ -43,6 +43,8 @@ type Channel struct { // Non-zero traceRefCount means the trace of this channel cannot be deleted. traceRefCount int32 + // ChannelMetrics holds connectivity state, target and call metrics for the + // channel within channelz. ChannelMetrics ChannelMetrics } @@ -50,6 +52,8 @@ type Channel struct { // nesting. func (c *Channel) channelzIdentifier() {} +// String returns a string representation of the Channel, including its parent +// entity and ID. func (c *Channel) String() string { if c.Parent == nil { return fmt.Sprintf("Channel #%d", c.ID) @@ -61,24 +65,31 @@ func (c *Channel) id() int64 { return c.ID } +// SubChans returns a copy of the map of sub-channels associated with the +// Channel. func (c *Channel) SubChans() map[int64]string { db.mu.RLock() defer db.mu.RUnlock() return copyMap(c.subChans) } +// NestedChans returns a copy of the map of nested channels associated with the +// Channel. func (c *Channel) NestedChans() map[int64]string { db.mu.RLock() defer db.mu.RUnlock() return copyMap(c.nestedChans) } +// Trace returns a copy of the Channel's trace data. func (c *Channel) Trace() *ChannelTrace { db.mu.RLock() defer db.mu.RUnlock() return c.trace.copy() } +// ChannelMetrics holds connectivity state, target and call metrics for the +// channel within channelz. type ChannelMetrics struct { // The current connectivity state of the channel. State atomic.Pointer[connectivity.State] @@ -136,12 +147,16 @@ func strFromPointer(s *string) string { return *s } +// String returns a string representation of the ChannelMetrics, including its +// state, target, and call metrics. func (c *ChannelMetrics) String() string { return fmt.Sprintf("State: %v, Target: %s, CallsStarted: %v, CallsSucceeded: %v, CallsFailed: %v, LastCallStartedTimestamp: %v", c.State.Load(), strFromPointer(c.Target.Load()), c.CallsStarted.Load(), c.CallsSucceeded.Load(), c.CallsFailed.Load(), c.LastCallStartedTimestamp.Load(), ) } +// NewChannelMetricForTesting creates a new instance of ChannelMetrics with +// specified initial values for testing purposes. func NewChannelMetricForTesting(state connectivity.State, target string, started, succeeded, failed, timestamp int64) *ChannelMetrics { c := &ChannelMetrics{} c.State.Store(&state) diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/server.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/server.go index cdfc49d6..b5a82499 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/server.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/server.go @@ -59,6 +59,8 @@ func NewServerMetricsForTesting(started, succeeded, failed, timestamp int64) *Se return sm } +// CopyFrom copies the metrics data from the provided ServerMetrics +// instance into the current instance. func (sm *ServerMetrics) CopyFrom(o *ServerMetrics) { sm.CallsStarted.Store(o.CallsStarted.Load()) sm.CallsSucceeded.Store(o.CallsSucceeded.Load()) diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/socket.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/socket.go index fa64834b..90103847 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/socket.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/socket.go @@ -70,13 +70,18 @@ type EphemeralSocketMetrics struct { RemoteFlowControlWindow int64 } +// SocketType represents the type of socket. type SocketType string +// SocketType can be one of these. const ( SocketTypeNormal = "NormalSocket" SocketTypeListen = "ListenSocket" ) +// Socket represents a socket within channelz which includes socket +// metrics and data related to socket activity and provides methods +// for managing and interacting with sockets. type Socket struct { Entity SocketType SocketType @@ -100,6 +105,8 @@ type Socket struct { Security credentials.ChannelzSecurityValue } +// String returns a string representation of the Socket, including its parent +// entity, socket type, and ID. func (ls *Socket) String() string { return fmt.Sprintf("%s %s #%d", ls.Parent, ls.SocketType, ls.ID) } diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/subchannel.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/subchannel.go index 3b88e4cb..b20802e6 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/subchannel.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/subchannel.go @@ -47,12 +47,14 @@ func (sc *SubChannel) id() int64 { return sc.ID } +// Sockets returns a copy of the sockets map associated with the SubChannel. func (sc *SubChannel) Sockets() map[int64]string { db.mu.RLock() defer db.mu.RUnlock() return copyMap(sc.sockets) } +// Trace returns a copy of the ChannelTrace associated with the SubChannel. func (sc *SubChannel) Trace() *ChannelTrace { db.mu.RLock() defer db.mu.RUnlock() diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/trace.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/trace.go index 36b86740..2bffe477 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/trace.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/channelz/trace.go @@ -79,13 +79,21 @@ type TraceEvent struct { Parent *TraceEvent } +// ChannelTrace provides tracing information for a channel. +// It tracks various events and metadata related to the channel's lifecycle +// and operations. type ChannelTrace struct { - cm *channelMap - clearCalled bool + cm *channelMap + clearCalled bool + // The time when the trace was created. CreationTime time.Time - EventNum int64 - mu sync.Mutex - Events []*traceEvent + // A counter for the number of events recorded in the + // trace. + EventNum int64 + mu sync.Mutex + // A slice of traceEvent pointers representing the events recorded for + // this channel. + Events []*traceEvent } func (c *ChannelTrace) copy() *ChannelTrace { @@ -175,6 +183,7 @@ var refChannelTypeToString = map[RefChannelType]string{ RefNormalSocket: "NormalSocket", } +// String returns a string representation of the RefChannelType func (r RefChannelType) String() string { return refChannelTypeToString[r] } diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go index 452985f8..6e7dd6b7 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go @@ -50,6 +50,11 @@ var ( // xDS fallback is turned on. If this is unset or is false, only the first // xDS server in the list of server configs will be used. XDSFallbackSupport = boolFromEnv("GRPC_EXPERIMENTAL_XDS_FALLBACK", false) + // NewPickFirstEnabled is set if the new pickfirst leaf policy is to be used + // instead of the exiting pickfirst implementation. This can be enabled by + // setting the environment variable "GRPC_EXPERIMENTAL_ENABLE_NEW_PICK_FIRST" + // to "true". + NewPickFirstEnabled = boolFromEnv("GRPC_EXPERIMENTAL_ENABLE_NEW_PICK_FIRST", false) ) func boolFromEnv(envVar string, def bool) bool { diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go index 19b9d639..8e8e8612 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go @@ -53,7 +53,7 @@ func NewCallbackSerializer(ctx context.Context) *CallbackSerializer { return cs } -// TrySchedule tries to schedules the provided callback function f to be +// TrySchedule tries to schedule the provided callback function f to be // executed in the order it was added. This is a best-effort operation. If the // context passed to NewCallbackSerializer was canceled before this method is // called, the callback will not be scheduled. diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/grpcutil/method.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/grpcutil/method.go index ec62b477..683d1955 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/grpcutil/method.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/grpcutil/method.go @@ -39,7 +39,7 @@ func ParseMethod(methodName string) (service, method string, _ error) { } // baseContentType is the base content-type for gRPC. This is a valid -// content-type on it's own, but can also include a content-subtype such as +// content-type on its own, but can also include a content-subtype such as // "proto" as a suffix after "+" or ";". See // https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md#requests // for more details. diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/idle/idle.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/idle/idle.go index fe49cb74..2c13ee9d 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/idle/idle.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/idle/idle.go @@ -182,6 +182,7 @@ func (m *Manager) tryEnterIdleMode() bool { return true } +// EnterIdleModeForTesting instructs the channel to enter idle mode. func (m *Manager) EnterIdleModeForTesting() { m.tryEnterIdleMode() } @@ -225,7 +226,7 @@ func (m *Manager) ExitIdleMode() error { // came in and OnCallBegin() noticed that the calls count is negative. // - Channel is in idle mode, and multiple new RPCs come in at the same // time, all of them notice a negative calls count in OnCallBegin and get - // here. The first one to get the lock would got the channel to exit idle. + // here. The first one to get the lock would get the channel to exit idle. // - Channel is not in idle mode, and the user calls Connect which calls // m.ExitIdleMode. // @@ -266,6 +267,7 @@ func (m *Manager) isClosed() bool { return atomic.LoadInt32(&m.closed) == 1 } +// Close stops the timer associated with the Manager, if it exists. func (m *Manager) Close() { atomic.StoreInt32(&m.closed, 1) diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/internal.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/internal.go index 7aae9240..20b4dc3d 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/internal.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/internal.go @@ -191,6 +191,8 @@ var ( // ExitIdleModeForTesting gets the ClientConn to exit IDLE mode. ExitIdleModeForTesting any // func(*grpc.ClientConn) error + // ChannelzTurnOffForTesting disables the Channelz service for testing + // purposes. ChannelzTurnOffForTesting func() // TriggerXDSResourceNotFoundForTesting causes the provided xDS Client to @@ -205,10 +207,6 @@ var ( // default resolver scheme. UserSetDefaultScheme = false - // ShuffleAddressListForTesting pseudo-randomizes the order of addresses. n - // is the number of elements. swap swaps the elements with indexes i and j. - ShuffleAddressListForTesting any // func(n int, swap func(i, j int)) - // ConnectedAddress returns the connected address for a SubConnState. The // address is only valid if the state is READY. ConnectedAddress any // func (scs SubConnState) resolver.Address @@ -235,7 +233,7 @@ var ( // // The implementation is expected to create a health checking RPC stream by // calling newStream(), watch for the health status of serviceName, and report -// it's health back by calling setConnectivityState(). +// its health back by calling setConnectivityState(). // // The health checking protocol is defined at: // https://github.com/grpc/grpc/blob/master/doc/health-checking.md diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go index 4552db16..8691698e 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go @@ -177,7 +177,7 @@ type dnsResolver struct { // finished. Otherwise, data race will be possible. [Race Example] in // dns_resolver_test we replace the real lookup functions with mocked ones to // facilitate testing. If Close() doesn't wait for watcher() goroutine - // finishes, race detector sometimes will warns lookup (READ the lookup + // finishes, race detector sometimes will warn lookup (READ the lookup // function pointers) inside watcher() goroutine has data race with // replaceNetFunc (WRITE the lookup function pointers). wg sync.WaitGroup diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go index be110d41..79044657 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go @@ -54,6 +54,8 @@ func verifyLabels(desc *estats.MetricDescriptor, labelsRecv ...string) { } } +// RecordInt64Count records the measurement alongside labels on the int +// count associated with the provided handle. func (l *MetricsRecorderList) RecordInt64Count(handle *estats.Int64CountHandle, incr int64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) @@ -62,6 +64,8 @@ func (l *MetricsRecorderList) RecordInt64Count(handle *estats.Int64CountHandle, } } +// RecordFloat64Count records the measurement alongside labels on the float +// count associated with the provided handle. func (l *MetricsRecorderList) RecordFloat64Count(handle *estats.Float64CountHandle, incr float64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) @@ -70,6 +74,8 @@ func (l *MetricsRecorderList) RecordFloat64Count(handle *estats.Float64CountHand } } +// RecordInt64Histo records the measurement alongside labels on the int +// histo associated with the provided handle. func (l *MetricsRecorderList) RecordInt64Histo(handle *estats.Int64HistoHandle, incr int64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) @@ -78,6 +84,8 @@ func (l *MetricsRecorderList) RecordInt64Histo(handle *estats.Int64HistoHandle, } } +// RecordFloat64Histo records the measurement alongside labels on the float +// histo associated with the provided handle. func (l *MetricsRecorderList) RecordFloat64Histo(handle *estats.Float64HistoHandle, incr float64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) @@ -86,6 +94,8 @@ func (l *MetricsRecorderList) RecordFloat64Histo(handle *estats.Float64HistoHand } } +// RecordInt64Gauge records the measurement alongside labels on the int +// gauge associated with the provided handle. func (l *MetricsRecorderList) RecordInt64Gauge(handle *estats.Int64GaugeHandle, incr int64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/status/status.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/status/status.go index 75792538..1186f1e9 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/status/status.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/status/status.go @@ -149,6 +149,8 @@ func (s *Status) WithDetails(details ...protoadapt.MessageV1) (*Status, error) { // Details returns a slice of details messages attached to the status. // If a detail cannot be decoded, the error is returned in place of the detail. +// If the detail can be decoded, the proto message returned is of the same +// type that was given to WithDetails(). func (s *Status) Details() []any { if s == nil || s.s == nil { return nil @@ -160,7 +162,38 @@ func (s *Status) Details() []any { details = append(details, err) continue } - details = append(details, detail) + // The call to MessageV1Of is required to unwrap the proto message if + // it implemented only the MessageV1 API. The proto message would have + // been wrapped in a V2 wrapper in Status.WithDetails. V2 messages are + // added to a global registry used by any.UnmarshalNew(). + // MessageV1Of has the following behaviour: + // 1. If the given message is a wrapped MessageV1, it returns the + // unwrapped value. + // 2. If the given message already implements MessageV1, it returns it + // as is. + // 3. Else, it wraps the MessageV2 in a MessageV1 wrapper. + // + // Since the Status.WithDetails() API only accepts MessageV1, calling + // MessageV1Of ensures we return the same type that was given to + // WithDetails: + // * If the give type implemented only MessageV1, the unwrapping from + // point 1 above will restore the type. + // * If the given type implemented both MessageV1 and MessageV2, point 2 + // above will ensure no wrapping is performed. + // * If the given type implemented only MessageV2 and was wrapped using + // MessageV1Of before passing to WithDetails(), it would be unwrapped + // in WithDetails by calling MessageV2Of(). Point 3 above will ensure + // that the type is wrapped in a MessageV1 wrapper again before + // returning. Note that protoc-gen-go doesn't generate code which + // implements ONLY MessageV2 at the time of writing. + // + // NOTE: Status details can also be added using the FromProto method. + // This could theoretically allow passing a Detail message that only + // implements the V2 API. In such a case the message will be wrapped in + // a MessageV1 wrapper when fetched using Details(). + // Since protoc-gen-go generates only code that implements both V1 and + // V2 APIs for backward compatibility, this is not a concern. + details = append(details, protoadapt.MessageV1Of(detail)) } return details } diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/transport/http2_client.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/transport/http2_client.go index c769deab..62b81885 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/transport/http2_client.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/transport/http2_client.go @@ -86,9 +86,9 @@ type http2Client struct { writerDone chan struct{} // sync point to enable testing. // goAway is closed to notify the upper layer (i.e., addrConn.transportMonitor) // that the server sent GoAway on this transport. - goAway chan struct{} - - framer *framer + goAway chan struct{} + keepaliveDone chan struct{} // Closed when the keepalive goroutine exits. + framer *framer // controlBuf delivers all the control related tasks (e.g., window // updates, reset streams, and various settings) to the controller. // Do not access controlBuf with mu held. @@ -335,6 +335,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts readerDone: make(chan struct{}), writerDone: make(chan struct{}), goAway: make(chan struct{}), + keepaliveDone: make(chan struct{}), framer: newFramer(conn, writeBufSize, readBufSize, opts.SharedWriteBuffer, maxHeaderListSize), fc: &trInFlow{limit: uint32(icwz)}, scheme: scheme, @@ -527,8 +528,9 @@ func (t *http2Client) getPeer() *peer.Peer { // to be the last frame loopy writes to the transport. func (t *http2Client) outgoingGoAwayHandler(g *goAway) (bool, error) { t.mu.Lock() - defer t.mu.Unlock() - if err := t.framer.fr.WriteGoAway(t.nextID-2, http2.ErrCodeNo, g.debugData); err != nil { + maxStreamID := t.nextID - 2 + t.mu.Unlock() + if err := t.framer.fr.WriteGoAway(maxStreamID, http2.ErrCodeNo, g.debugData); err != nil { return false, err } return false, g.closeConn @@ -1008,6 +1010,9 @@ func (t *http2Client) Close(err error) { // should unblock it so that the goroutine eventually exits. t.kpDormancyCond.Signal() } + // Append info about previous goaways if there were any, since this may be important + // for understanding the root cause for this connection to be closed. + goAwayDebugMessage := t.goAwayDebugMessage t.mu.Unlock() // Per HTTP/2 spec, a GOAWAY frame must be sent before closing the @@ -1025,11 +1030,13 @@ func (t *http2Client) Close(err error) { } t.cancel() t.conn.Close() + // Waits for the reader and keepalive goroutines to exit before returning to + // ensure all resources are cleaned up before Close can return. + <-t.readerDone + if t.keepaliveEnabled { + <-t.keepaliveDone + } channelz.RemoveEntry(t.channelz.ID) - // Append info about previous goaways if there were any, since this may be important - // for understanding the root cause for this connection to be closed. - _, goAwayDebugMessage := t.GetGoAwayReason() - var st *status.Status if len(goAwayDebugMessage) > 0 { st = status.Newf(codes.Unavailable, "closing transport due to: %v, received prior goaway: %v", err, goAwayDebugMessage) @@ -1316,11 +1323,11 @@ func (t *http2Client) handlePing(f *http2.PingFrame) { t.controlBuf.put(pingAck) } -func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { +func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) error { t.mu.Lock() if t.state == closing { t.mu.Unlock() - return + return nil } if f.ErrCode == http2.ErrCodeEnhanceYourCalm && string(f.DebugData()) == "too_many_pings" { // When a client receives a GOAWAY with error code ENHANCE_YOUR_CALM and debug @@ -1332,8 +1339,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { id := f.LastStreamID if id > 0 && id%2 == 0 { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway with non-zero even-numbered stream id: %v", id)) - return + return connectionErrorf(true, nil, "received goaway with non-zero even-numbered stream id: %v", id) } // A client can receive multiple GoAways from the server (see // https://github.com/grpc/grpc-go/issues/1387). The idea is that the first @@ -1350,8 +1356,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { // If there are multiple GoAways the first one should always have an ID greater than the following ones. if id > t.prevGoAwayID { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway with stream id: %v, which exceeds stream id of previous goaway: %v", id, t.prevGoAwayID)) - return + return connectionErrorf(true, nil, "received goaway with stream id: %v, which exceeds stream id of previous goaway: %v", id, t.prevGoAwayID) } default: t.setGoAwayReason(f) @@ -1375,8 +1380,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { t.prevGoAwayID = id if len(t.activeStreams) == 0 { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway and there are no active streams")) - return + return connectionErrorf(true, nil, "received goaway and there are no active streams") } streamsToClose := make([]*Stream, 0) @@ -1393,6 +1397,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { for _, stream := range streamsToClose { t.closeStream(stream, errStreamDrain, false, http2.ErrCodeNo, statusGoAway, nil, false) } + return nil } // setGoAwayReason sets the value of t.goAwayReason based @@ -1628,7 +1633,13 @@ func (t *http2Client) readServerPreface() error { // network connection. If the server preface is not read successfully, an // error is pushed to errCh; otherwise errCh is closed with no error. func (t *http2Client) reader(errCh chan<- error) { - defer close(t.readerDone) + var errClose error + defer func() { + close(t.readerDone) + if errClose != nil { + t.Close(errClose) + } + }() if err := t.readServerPreface(); err != nil { errCh <- err @@ -1669,7 +1680,7 @@ func (t *http2Client) reader(errCh chan<- error) { continue } // Transport error. - t.Close(connectionErrorf(true, err, "error reading from server: %v", err)) + errClose = connectionErrorf(true, err, "error reading from server: %v", err) return } switch frame := frame.(type) { @@ -1684,7 +1695,7 @@ func (t *http2Client) reader(errCh chan<- error) { case *http2.PingFrame: t.handlePing(frame) case *http2.GoAwayFrame: - t.handleGoAway(frame) + errClose = t.handleGoAway(frame) case *http2.WindowUpdateFrame: t.handleWindowUpdate(frame) default: @@ -1697,6 +1708,13 @@ func (t *http2Client) reader(errCh chan<- error) { // keepalive running in a separate goroutine makes sure the connection is alive by sending pings. func (t *http2Client) keepalive() { + var err error + defer func() { + close(t.keepaliveDone) + if err != nil { + t.Close(err) + } + }() p := &ping{data: [8]byte{}} // True iff a ping has been sent, and no data has been received since then. outstandingPing := false @@ -1720,7 +1738,7 @@ func (t *http2Client) keepalive() { continue } if outstandingPing && timeoutLeft <= 0 { - t.Close(connectionErrorf(true, nil, "keepalive ping failed to receive ACK within timeout")) + err = connectionErrorf(true, nil, "keepalive ping failed to receive ACK within timeout") return } t.mu.Lock() diff --git a/envelopeemitter/vendor/google.golang.org/grpc/internal/transport/transport.go b/envelopeemitter/vendor/google.golang.org/grpc/internal/transport/transport.go index 924ba4f3..e12cb0bc 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/internal/transport/transport.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/internal/transport/transport.go @@ -547,6 +547,15 @@ func (s *Stream) write(m recvMsg) { s.buf.put(m) } +// ReadHeader reads data into the provided header slice from the stream. It +// first checks if there was an error during a previous read operation and +// returns it if present. It then requests a read operation for the length of +// the header. It continues to read from the stream until the entire header +// slice is filled or an error occurs. If an `io.EOF` error is encountered +// with partially read data, it is converted to `io.ErrUnexpectedEOF` to +// indicate an unexpected end of the stream. The method returns any error +// encountered during the read process or nil if the header was successfully +// read. func (s *Stream) ReadHeader(header []byte) (err error) { // Don't request a read if there was an error earlier if er := s.trReader.er; er != nil { diff --git a/envelopeemitter/vendor/google.golang.org/grpc/mem/buffers.go b/envelopeemitter/vendor/google.golang.org/grpc/mem/buffers.go index 4d66b2cc..ecbf0b9a 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/mem/buffers.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/mem/buffers.go @@ -65,6 +65,9 @@ var ( refObjectPool = sync.Pool{New: func() any { return new(atomic.Int32) }} ) +// IsBelowBufferPoolingThreshold returns true if the given size is less than or +// equal to the threshold for buffer pooling. This is used to determine whether +// to pool buffers or allocate them directly. func IsBelowBufferPoolingThreshold(size int) bool { return size <= bufferPoolingThreshold } @@ -89,7 +92,11 @@ func newBuffer() *buffer { // // Note that the backing array of the given data is not copied. func NewBuffer(data *[]byte, pool BufferPool) Buffer { - if pool == nil || IsBelowBufferPoolingThreshold(len(*data)) { + // Use the buffer's capacity instead of the length, otherwise buffers may + // not be reused under certain conditions. For example, if a large buffer + // is acquired from the pool, but fewer bytes than the buffering threshold + // are written to it, the buffer will not be returned to the pool. + if pool == nil || IsBelowBufferPoolingThreshold(cap(*data)) { return (SliceBuffer)(*data) } b := newBuffer() @@ -194,19 +201,19 @@ func (b *buffer) read(buf []byte) (int, Buffer) { return n, b } -// String returns a string representation of the buffer. May be used for -// debugging purposes. func (b *buffer) String() string { return fmt.Sprintf("mem.Buffer(%p, data: %p, length: %d)", b, b.ReadOnlyData(), len(b.ReadOnlyData())) } +// ReadUnsafe reads bytes from the given Buffer into the provided slice. +// It does not perform safety checks. func ReadUnsafe(dst []byte, buf Buffer) (int, Buffer) { return buf.read(dst) } // SplitUnsafe modifies the receiver to point to the first n bytes while it -// returns a new reference to the remaining bytes. The returned Buffer functions -// just like a normal reference acquired using Ref(). +// returns a new reference to the remaining bytes. The returned Buffer +// functions just like a normal reference acquired using Ref(). func SplitUnsafe(buf Buffer, n int) (left, right Buffer) { return buf.split(n) } @@ -232,12 +239,21 @@ func (e emptyBuffer) read([]byte) (int, Buffer) { return 0, e } +// SliceBuffer is a Buffer implementation that wraps a byte slice. It provides +// methods for reading, splitting, and managing the byte slice. type SliceBuffer []byte +// ReadOnlyData returns the byte slice. func (s SliceBuffer) ReadOnlyData() []byte { return s } -func (s SliceBuffer) Ref() {} -func (s SliceBuffer) Free() {} -func (s SliceBuffer) Len() int { return len(s) } + +// Ref is a noop implementation of Ref. +func (s SliceBuffer) Ref() {} + +// Free is a noop implementation of Free. +func (s SliceBuffer) Free() {} + +// Len is a noop implementation of Len. +func (s SliceBuffer) Len() int { return len(s) } func (s SliceBuffer) split(n int) (left, right Buffer) { return s[:n], s[n:] diff --git a/envelopeemitter/vendor/google.golang.org/grpc/rpc_util.go b/envelopeemitter/vendor/google.golang.org/grpc/rpc_util.go index 2d96f140..aba1ae3e 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/rpc_util.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/rpc_util.go @@ -791,9 +791,8 @@ func checkRecvPayload(pf payloadFormat, recvCompress string, haveCompressor bool if !haveCompressor { if isServer { return status.Newf(codes.Unimplemented, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) - } else { - return status.Newf(codes.Internal, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) } + return status.Newf(codes.Internal, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) } default: return status.Newf(codes.Internal, "grpc: received unexpected payload format %d", pf) diff --git a/envelopeemitter/vendor/google.golang.org/grpc/version.go b/envelopeemitter/vendor/google.golang.org/grpc/version.go index a96b6a6b..d50e8435 100644 --- a/envelopeemitter/vendor/google.golang.org/grpc/version.go +++ b/envelopeemitter/vendor/google.golang.org/grpc/version.go @@ -19,4 +19,4 @@ package grpc // Version is the current grpc version. -const Version = "1.67.1" +const Version = "1.68.0" diff --git a/envelopeemitter/vendor/modules.txt b/envelopeemitter/vendor/modules.txt index e67cc8fd..ae23861b 100644 --- a/envelopeemitter/vendor/modules.txt +++ b/envelopeemitter/vendor/modules.txt @@ -11,7 +11,7 @@ code.cloudfoundry.org/loggregator-release/src/plumbing # code.cloudfoundry.org/tlsconfig v0.1.0 ## explicit; go 1.21 code.cloudfoundry.org/tlsconfig -# golang.org/x/net v0.28.0 +# golang.org/x/net v0.29.0 ## explicit; go 1.18 golang.org/x/net/context golang.org/x/net/http/httpguts @@ -20,21 +20,21 @@ golang.org/x/net/http2/hpack golang.org/x/net/idna golang.org/x/net/internal/timeseries golang.org/x/net/trace -# golang.org/x/sys v0.24.0 +# golang.org/x/sys v0.25.0 ## explicit; go 1.18 golang.org/x/sys/unix golang.org/x/sys/windows -# golang.org/x/text v0.17.0 +# golang.org/x/text v0.18.0 ## explicit; go 1.18 golang.org/x/text/secure/bidirule golang.org/x/text/transform golang.org/x/text/unicode/bidi golang.org/x/text/unicode/norm -# google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 +# google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 ## explicit; go 1.21 google.golang.org/genproto/googleapis/rpc/status -# google.golang.org/grpc v1.67.1 -## explicit; go 1.21 +# google.golang.org/grpc v1.68.0 +## explicit; go 1.22.7 google.golang.org/grpc google.golang.org/grpc/attributes google.golang.org/grpc/backoff @@ -42,6 +42,8 @@ google.golang.org/grpc/balancer google.golang.org/grpc/balancer/base google.golang.org/grpc/balancer/grpclb/state google.golang.org/grpc/balancer/pickfirst +google.golang.org/grpc/balancer/pickfirst/internal +google.golang.org/grpc/balancer/pickfirst/pickfirstleaf google.golang.org/grpc/balancer/roundrobin google.golang.org/grpc/binarylog/grpc_binarylog_v1 google.golang.org/grpc/channelz