feat: upgraded score-go to 1.1.0 and supressed double error printing

cmd/score-helm/main.go

@@ -17,7 +17,7 @@ import (
 func main() {
 
 	if err := command.Execute(); err != nil {
-		fmt.Fprintln(os.Stderr, err)
+		_, _ = fmt.Fprintln(os.Stderr, "Error: "+err.Error())
 		os.Exit(1)
 	}
 }

go.mod

@@ -1,11 +1,13 @@
 module github.com/score-spec/score-helm
 
-go 1.19
+go 1.22
+
+toolchain go1.22.0
 
 require (
 	github.com/imdario/mergo v0.3.13
 	github.com/mitchellh/mapstructure v1.5.0
-	github.com/score-spec/score-go v0.0.0-20230905115428-131acdd2f5cf
+	github.com/score-spec/score-go v1.1.0
 	github.com/spf13/cobra v1.6.0
 	github.com/stretchr/testify v1.8.0
 	github.com/tidwall/sjson v1.2.5

go.sum

@@ -18,8 +18,8 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/santhosh-tekuri/jsonschema/v5 v5.3.1 h1:lZUw3E0/J3roVtGQ+SCrUrg3ON6NgVqpn3+iol9aGu4=
 github.com/santhosh-tekuri/jsonschema/v5 v5.3.1/go.mod h1:uToXkOrWAZ6/Oc07xWQrPOhJotwFIyu2bBVN41fcDUY=
-github.com/score-spec/score-go v0.0.0-20230905115428-131acdd2f5cf h1:0Dt+qyYoGTXPPU5Xq/KxLDtQMMA8hX+oJ8EsjFWUajQ=
-github.com/score-spec/score-go v0.0.0-20230905115428-131acdd2f5cf/go.mod h1:3l9mvrtYKzxXDQVcYkQBD3ABTPkTzWhUMYNfGlpctoo=
+github.com/score-spec/score-go v1.1.0 h1:63WM1u93NtGgMuPtVZ/UBfzg/BpYuY8sBquaL0BkrXU=
+github.com/score-spec/score-go v1.1.0/go.mod h1:nt6TOq2Ld9SiH3Fd9NF8tiJ9L7S17OE3FNgCrSet5GQ=
 github.com/spf13/cobra v1.6.0 h1:42a0n6jwCot1pUmomAp4T7DeMD+20LFv4Q54pxLf2LI=
 github.com/spf13/cobra v1.6.0/go.mod h1:IOw/AERYS7UzyrGinqmz6HLUo219MORXGxhbaJUqzrY=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=

internal/command/root.go

@@ -10,8 +10,9 @@ package command
 import (
 	"fmt"
 
-	"github.com/score-spec/score-helm/internal/version"
 	"github.com/spf13/cobra"
+
+	"github.com/score-spec/score-helm/internal/version"
 )
 
 var (
@@ -21,7 +22,8 @@ var (
 		Long: `SCORE is a specification for defining environment agnostic configuration for cloud based workloads.
 This tool produces a Helm chart from the SCORE specification.
 Complete documentation is available at https://score.dev.`,
-		Version: fmt.Sprintf("%s (build: %s; sha: %s)", version.Version, version.BuildTime, version.GitSHA),
+		Version:       fmt.Sprintf("%s (build: %s; sha: %s)", version.Version, version.BuildTime, version.GitSHA),
+		SilenceErrors: true,
 	}
 )
 

internal/command/run.go

@@ -24,6 +24,7 @@ import (
 	loader "github.com/score-spec/score-go/loader"
 	schema "github.com/score-spec/score-go/schema"
 	score "github.com/score-spec/score-go/types"
+
 	helm "github.com/score-spec/score-helm/internal/helm"
 )
 
@@ -62,9 +63,14 @@ var runCmd = &cobra.Command{
 	Use:   "run",
 	Short: "Translate SCORE file into Helm values file",
 	RunE:  run,
+	// we print errors ourselves at the top level
+	SilenceErrors: true,
 }
 
 func run(cmd *cobra.Command, args []string) error {
+	// don't print usage if we've parsed the args successfully
+	cmd.SilenceUsage = true
+
 	if !verbose {
 		log.SetOutput(io.Discard)
 	}
@@ -158,6 +164,15 @@ func run(cmd *cobra.Command, args []string) error {
 		}
 	}
 
+	// Apply upgrades to fix backports or backward incompatible things
+	if changes, err := schema.ApplyCommonUpgradeTransforms(srcMap); err != nil {
+		return fmt.Errorf("failed to upgrade spec: %w", err)
+	} else if len(changes) > 0 {
+		for _, change := range changes {
+			log.Printf("Applying upgrade to specification: %s\n", change)
+		}
+	}
+
 	// Validate SCORE spec
 	//
 	if !skipValidation {
@@ -169,7 +184,7 @@ func run(cmd *cobra.Command, args []string) error {
 
 	// Convert SCORE spec
 	//
-	var spec score.WorkloadSpec
+	var spec score.Workload
 	log.Print("Validating SCORE spec...\n")
 	if err = mapstructure.Decode(srcMap, &spec); err != nil {
 		return fmt.Errorf("validating workload spec: %w", err)

internal/helm/convert.go

@@ -16,21 +16,23 @@ import (
 
 // getProbeDetails extracts an httpGet probe details from the source spec.
 // Returns nil if the source spec is empty.
-func getProbeDetails(probe *score.ContainerProbeSpec) map[string]interface{} {
-	if probe.HTTPGet.Path == "" {
+func getProbeDetails(probe *score.ContainerProbe) map[string]interface{} {
+	if probe.HttpGet.Path == "" {
 		return nil
 	}
 
 	var res = map[string]interface{}{
 		"type": "http",
-		"path": probe.HTTPGet.Path,
-		"port": probe.HTTPGet.Port,
+		"path": probe.HttpGet.Path,
+		"port": probe.HttpGet.Port,
 	}
 
-	if len(probe.HTTPGet.HTTPHeaders) > 0 {
+	if len(probe.HttpGet.HttpHeaders) > 0 {
 		var hdrs = map[string]string{}
-		for _, hdr := range probe.HTTPGet.HTTPHeaders {
-			hdrs[hdr.Name] = hdr.Value
+		for _, hdr := range probe.HttpGet.HttpHeaders {
+			if hdr.Name != nil && hdr.Value != nil {
+				hdrs[*hdr.Name] = *hdr.Value
+			}
 		}
 		res["httpHeaders"] = hdrs
 	}
@@ -39,7 +41,7 @@ func getProbeDetails(probe *score.ContainerProbeSpec) map[string]interface{} {
 }
 
 // ConvertSpec converts SCORE specification into Helm values map.
-func ConvertSpec(dest map[string]interface{}, spec *score.WorkloadSpec, values map[string]interface{}) error {
+func ConvertSpec(dest map[string]interface{}, spec *score.Workload, values map[string]interface{}) error {
 	if values == nil {
 		values = make(map[string]interface{})
 	}
@@ -48,18 +50,18 @@ func ConvertSpec(dest map[string]interface{}, spec *score.WorkloadSpec, values m
 		return fmt.Errorf("preparing context: %w", err)
 	}
 
-	if len(spec.Service.Ports) > 0 {
+	if spec.Service != nil && len(spec.Service.Ports) > 0 {
 		var ports = make([]interface{}, 0, len(spec.Service.Ports))
 		for name, port := range spec.Service.Ports {
 			var pVals = map[string]interface{}{
 				"name": name,
 				"port": port.Port,
 			}
-			if port.Protocol != "" {
-				pVals["protocol"] = port.Protocol
+			if port.Protocol != nil {
+				pVals["protocol"] = string(*port.Protocol)
 			}
-			if port.TargetPort > 0 {
-				pVals["targetPort"] = port.TargetPort
+			if port.TargetPort != nil {
+				pVals["targetPort"] = *port.TargetPort
 			}
 			ports = append(ports, pVals)
 		}
@@ -110,32 +112,56 @@ func ConvertSpec(dest map[string]interface{}, spec *score.WorkloadSpec, values m
 				var source = context.Substitute(vol.Source)
 				var vVals = map[string]interface{}{
 					"name":      source,
-					"subPath":   vol.Path,
 					"mountPath": vol.Target,
-					"readOnly":  vol.ReadOnly,
+				}
+				if vol.Path != nil {
+					vVals["subPath"] = *vol.Path
+				}
+				if vol.ReadOnly != nil {
+					vVals["readOnly"] = *vol.ReadOnly
 				}
 				volumes = append(volumes, vVals)
 			}
 			cVals["volumeMounts"] = volumes
 		}
 
-		if probe := getProbeDetails(&cSpec.LivenessProbe); len(probe) > 0 {
-			cVals["livenessProbe"] = probe
+		if cSpec.LivenessProbe != nil {
+			if probe := getProbeDetails(cSpec.LivenessProbe); len(probe) > 0 {
+				cVals["livenessProbe"] = probe
+			}
 		}
-		if probe := getProbeDetails(&cSpec.ReadinessProbe); len(probe) > 0 {
-			cVals["readinessProbe"] = probe
+		if cSpec.ReadinessProbe != nil {
+			if probe := getProbeDetails(cSpec.ReadinessProbe); len(probe) > 0 {
+				cVals["readinessProbe"] = probe
+			}
 		}
 
-		if len(cSpec.Resources.Requests) > 0 || len(cSpec.Resources.Limits) > 0 {
-			cVals["resources"] = map[string]interface{}{
-				"requests": cSpec.Resources.Requests,
-				"limits":   cSpec.Resources.Limits,
+		if cSpec.Resources != nil {
+			containerResources := make(map[string]interface{})
+			if out := getContainerResources(cSpec.Resources.Limits); len(out) > 0 {
+				containerResources["limits"] = out
+			}
+			if out := getContainerResources(cSpec.Resources.Requests); len(out) > 0 {
+				containerResources["requests"] = out
+			}
+			if len(containerResources) > 0 {
+				cVals["resources"] = containerResources
 			}
 		}
-
 		containers[name] = cVals
 	}
 	dest["containers"] = containers
 
 	return nil
 }
+
+func getContainerResources(requests *score.ResourcesLimits) map[string]interface{} {
+	out := make(map[string]interface{})
+	if requests.Cpu != nil {
+		out["cpu"] = *requests.Cpu
+	}
+	if requests.Memory != nil {
+		out["memory"] = *requests.Memory
+	}
+	return out
+}

internal/helm/convert_test.go

@@ -17,7 +17,7 @@ import (
 func TestScoreConvert(t *testing.T) {
 	var tests = []struct {
 		Name     string
-		Spec     *score.WorkloadSpec
+		Spec     *score.Workload
 		Values   map[string]interface{}
 		Expected map[string]interface{}
 		Error    error
@@ -26,24 +26,24 @@ func TestScoreConvert(t *testing.T) {
 		//
 		{
 			Name: "Should convert SCORE to Helm values",
-			Spec: &score.WorkloadSpec{
-				Metadata: score.WorkloadMeta{
-					Name: "test",
+			Spec: &score.Workload{
+				Metadata: score.WorkloadMetadata{
+					"name": "test",
 				},
-				Service: score.ServiceSpec{
-					Ports: score.ServicePortsSpecs{
-						"www": score.ServicePortSpec{
+				Service: &score.WorkloadService{
+					Ports: score.WorkloadServicePorts{
+						"www": score.ServicePort{
 							Port:       80,
-							TargetPort: 8080,
+							TargetPort: Ref(8080),
 						},
-						"admin": score.ServicePortSpec{
+						"admin": score.ServicePort{
 							Port:     8080,
-							Protocol: "UDP",
+							Protocol: Ref(score.ServicePortProtocolUDP),
 						},
 					},
 				},
-				Containers: score.ContainersSpecs{
-					"backend": score.ContainerSpec{
+				Containers: score.WorkloadContainers{
+					"backend": score.Container{
 						Image: "busybox",
 						Command: []string{
 							"/bin/sh",
@@ -97,30 +97,30 @@ func TestScoreConvert(t *testing.T) {
 		},
 		{
 			Name: "Should convert all resources references",
-			Spec: &score.WorkloadSpec{
-				Metadata: score.WorkloadMeta{
-					Name: "test",
+			Spec: &score.Workload{
+				Metadata: score.WorkloadMetadata{
+					"name": "test",
 				},
-				Containers: score.ContainersSpecs{
-					"backend": score.ContainerSpec{
+				Containers: score.WorkloadContainers{
+					"backend": score.Container{
 						Image: "busybox",
 						Variables: map[string]string{
 							"DEBUG":             "${resources.env.DEBUG}",
 							"LOGS_LEVEL":        "$${LOGS_LEVEL}",
 							"DOMAIN_NAME":       "${resources.dns.domain_name}",
 							"CONNECTION_STRING": "postgresql://${resources.app-db.host}:${resources.app-db.port}/${resources.app-db.name}",
 						},
-						Volumes: []score.VolumeMountSpec{
+						Volumes: []score.ContainerVolumesElem{
 							{
 								Source:   "${resources.data}",
-								Path:     "sub/path",
+								Path:     Ref("sub/path"),
 								Target:   "/mnt/data",
-								ReadOnly: true,
+								ReadOnly: Ref(true),
 							},
 						},
 					},
 				},
-				Resources: map[string]score.ResourceSpec{
+				Resources: score.WorkloadResources{
 					"env": {
 						Type: "environment",
 					},

internal/helm/ref.go

@@ -0,0 +1,5 @@
+package helm
+
+func Ref[k any](input k) *k {
+	return &input
+}

internal/helm/templates.go

@@ -25,12 +25,12 @@ var (
 // templatesContext ia an utility type that provides a context for '${...}' templates substitution
 type templatesContext struct {
 	meta      map[string]interface{}
-	resources score.ResourcesSpecs
+	resources score.WorkloadResources
 	values    map[string]interface{}
 }
 
 // buildContext initializes a new templatesContext instance
-func buildContext(metadata score.WorkloadMeta, resources score.ResourcesSpecs, values map[string]interface{}) (*templatesContext, error) {
+func buildContext(metadata score.WorkloadMetadata, resources score.WorkloadResources, values map[string]interface{}) (*templatesContext, error) {
 	var metadataMap = make(map[string]interface{})
 	if decoder, err := mapstructure.NewDecoder(&mapstructure.DecoderConfig{
 		TagName: "json",

internal/helm/templates_test.go

@@ -15,18 +15,18 @@ import (
 )
 
 func TestMapVar(t *testing.T) {
-	var meta = score.WorkloadMeta{
-		Name: "test-name",
+	var meta = score.WorkloadMetadata{
+		"name": "test-name",
 	}
 
-	var resources = score.ResourcesSpecs{
-		"env": score.ResourceSpec{
+	var resources = score.WorkloadResources{
+		"env": score.Resource{
 			Type: "environment",
 		},
-		"db": score.ResourceSpec{
+		"db": score.Resource{
 			Type: "postgres",
 		},
-		"dns": score.ResourceSpec{
+		"dns": score.Resource{
 			Type: "dns",
 		},
 	}
@@ -64,18 +64,18 @@ func TestMapVar(t *testing.T) {
 }
 
 func TestSubstitute(t *testing.T) {
-	var meta = score.WorkloadMeta{
-		Name: "test-name",
+	var meta = score.WorkloadMetadata{
+		"name": "test-name",
 	}
 
-	var resources = score.ResourcesSpecs{
-		"env": score.ResourceSpec{
+	var resources = score.WorkloadResources{
+		"env": score.Resource{
 			Type: "environment",
 		},
-		"db": score.ResourceSpec{
+		"db": score.Resource{
 			Type: "postgres",
 		},
-		"dns": score.ResourceSpec{
+		"dns": score.Resource{
 			Type: "dns",
 		},
 	}