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Dedicated whitelist metrics #2813

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merged 5 commits into from
Feb 6, 2024
Merged

Dedicated whitelist metrics #2813

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5c497d3
add proper whitelist metrics : both its own table and an extension to…
buixor Feb 6, 2024
0195781
oopsie
buixor Feb 6, 2024
1b1a388
oopsie
buixor Feb 6, 2024
bbeb3c4
oopsie
buixor Feb 6, 2024
dc81f1f
annoying
buixor Feb 6, 2024
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6 changes: 3 additions & 3 deletions .golangci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ run:
linters-settings:
cyclop:
# lower this after refactoring
max-complexity: 66
max-complexity: 70

gci:
sections:
Expand All @@ -22,11 +22,11 @@ linters-settings:

gocognit:
# lower this after refactoring
min-complexity: 145
min-complexity: 150

gocyclo:
# lower this after refactoring
min-complexity: 64
min-complexity: 70

funlen:
# Checks the number of lines in a function.
Expand Down
98 changes: 69 additions & 29 deletions cmd/crowdsec-cli/metrics.go
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Expand Up @@ -21,21 +21,22 @@ import (
)

type (
statAcquis map[string]map[string]int
statParser map[string]map[string]int
statBucket map[string]map[string]int
statLapi map[string]map[string]int
statLapiMachine map[string]map[string]map[string]int
statLapiBouncer map[string]map[string]map[string]int
statAcquis map[string]map[string]int
statParser map[string]map[string]int
statBucket map[string]map[string]int
statWhitelist map[string]map[string]map[string]int
statLapi map[string]map[string]int
statLapiMachine map[string]map[string]map[string]int
statLapiBouncer map[string]map[string]map[string]int
statLapiDecision map[string]struct {
NonEmpty int
Empty int
}
statDecision map[string]map[string]map[string]int
statDecision map[string]map[string]map[string]int
statAppsecEngine map[string]map[string]int
statAppsecRule map[string]map[string]map[string]int
statAlert map[string]int
statStash map[string]struct {
statAppsecRule map[string]map[string]map[string]int
statAlert map[string]int
statStash map[string]struct {
Type string
Count int
}
Expand All @@ -62,6 +63,7 @@ func NewMetricStore() metricStore {
"stash": statStash{},
"appsec-engine": statAppsecEngine{},
"appsec-rule": statAppsecRule{},
"whitelists": statWhitelist{},
}
}

Expand Down Expand Up @@ -111,6 +113,7 @@ func (ms metricStore) Fetch(url string) error {
mAppsecRule := ms["appsec-rule"].(statAppsecRule)
mAlert := ms["alerts"].(statAlert)
mStash := ms["stash"].(statStash)
mWhitelist := ms["whitelists"].(statWhitelist)

for idx, fam := range result {
if !strings.HasPrefix(fam.Name, "cs_") {
Expand Down Expand Up @@ -160,7 +163,9 @@ func (ms metricStore) Fetch(url string) error {

ival := int(fval)
switch fam.Name {
/*buckets*/
//
// buckets
//
case "cs_bucket_created_total":
if _, ok := mBucket[name]; !ok {
mBucket[name] = make(map[string]int)
Expand Down Expand Up @@ -190,7 +195,9 @@ func (ms metricStore) Fetch(url string) error {
mBucket[name] = make(map[string]int)
}
mBucket[name]["underflow"] += ival
/*acquis*/
//
// parsers
//
case "cs_parser_hits_total":
if _, ok := mAcquis[source]; !ok {
mAcquis[source] = make(map[string]int)
Expand Down Expand Up @@ -221,6 +228,33 @@ func (ms metricStore) Fetch(url string) error {
mParser[name] = make(map[string]int)
}
mParser[name]["unparsed"] += ival
//
// whitelists
//
case "cs_node_wl_hits_total":
if _, ok := mWhitelist[name]; !ok {
mWhitelist[name] = make(map[string]map[string]int)
}
if _, ok := mWhitelist[name][reason]; !ok {
mWhitelist[name][reason] = make(map[string]int)
}
mWhitelist[name][reason]["hits"] += ival
case "cs_node_wl_hits_ok_total":
if _, ok := mWhitelist[name]; !ok {
mWhitelist[name] = make(map[string]map[string]int)
}
if _, ok := mWhitelist[name][reason]; !ok {
mWhitelist[name][reason] = make(map[string]int)
}
mWhitelist[name][reason]["whitelisted"] += ival
// track as well whitelisted lines at acquis level
if _, ok := mAcquis[source]; !ok {
mAcquis[source] = make(map[string]int)
}
mAcquis[source]["whitelisted"] += ival
//
// lapi
//
case "cs_lapi_route_requests_total":
if _, ok := mLapi[route]; !ok {
mLapi[route] = make(map[string]int)
Expand Down Expand Up @@ -256,6 +290,9 @@ func (ms metricStore) Fetch(url string) error {
x.NonEmpty += ival
}
mLapiDecision[bouncer] = x
//
// decisions
//
case "cs_active_decisions":
if _, ok := mDecision[reason]; !ok {
mDecision[reason] = make(map[string]map[string]int)
Expand All @@ -265,15 +302,18 @@ func (ms metricStore) Fetch(url string) error {
}
mDecision[reason][origin][action] += ival
case "cs_alerts":
/*if _, ok := mAlert[scenario]; !ok {
mAlert[scenario] = make(map[string]int)
}*/
mAlert[reason] += ival
//
// stash
//
case "cs_cache_size":
mStash[name] = struct {
Type string
Count int
}{Type: mtype, Count: ival}
//
// appsec
//
case "cs_appsec_reqs_total":
if _, ok := mAppsecEngine[metric.Labels["appsec_engine"]]; !ok {
mAppsecEngine[metric.Labels["appsec_engine"]] = make(map[string]int, 0)
Expand Down Expand Up @@ -392,15 +432,15 @@ func (cli *cliMetrics) show(sections []string, url string, noUnit bool) error {

func (cli *cliMetrics) NewCommand() *cobra.Command {
var (
url string
url string
noUnit bool
)

cmd := &cobra.Command{
Use: "metrics",
Short: "Display crowdsec prometheus metrics.",
Long: `Fetch metrics from a Local API server and display them`,
Example: `# Show all Metrics, skip empty tables (same as "cecli metrics show")
Use: "metrics",
Short: "Display crowdsec prometheus metrics.",
Long: `Fetch metrics from a Local API server and display them`,
Example: `# Show all Metrics, skip empty tables (same as "cecli metrics show")
cscli metrics

# Show only some metrics, connect to a different url
Expand Down Expand Up @@ -431,7 +471,7 @@ func (cli *cliMetrics) expandSectionGroups(args []string) []string {
for _, section := range args {
switch section {
case "engine":
ret = append(ret, "acquisition", "parsers", "buckets", "stash")
ret = append(ret, "acquisition", "parsers", "buckets", "stash", "whitelists")
case "lapi":
ret = append(ret, "alerts", "decisions", "lapi", "lapi-bouncer", "lapi-decisions", "lapi-machine")
case "appsec":
Expand All @@ -446,15 +486,15 @@ func (cli *cliMetrics) expandSectionGroups(args []string) []string {

func (cli *cliMetrics) newShowCmd() *cobra.Command {
var (
url string
url string
noUnit bool
)

cmd := &cobra.Command{
Use: "show [type]...",
Short: "Display all or part of the available metrics.",
Long: `Fetch metrics from a Local API server and display them, optionally filtering on specific types.`,
Example: `# Show all Metrics, skip empty tables
Use: "show [type]...",
Short: "Display all or part of the available metrics.",
Long: `Fetch metrics from a Local API server and display them, optionally filtering on specific types.`,
Example: `# Show all Metrics, skip empty tables
cscli metrics show

# Use an alias: "engine", "lapi" or "appsec" to show a group of metrics
Expand Down Expand Up @@ -482,9 +522,9 @@ cscli metrics show acquisition parsers buckets stash -o json`,

func (cli *cliMetrics) list() error {
type metricType struct {
Type string `json:"type" yaml:"type"`
Title string `json:"title" yaml:"title"`
Description string `json:"description" yaml:"description"`
Type string `json:"type" yaml:"type"`
Title string `json:"title" yaml:"title"`
Description string `json:"description" yaml:"description"`
}

var allMetrics []metricType
Expand Down
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