Allow to change forge status messages (#900)

Allow to change the status message via template option

Closes https://github.com/woodpecker-ci/woodpecker/issues/855

cmd/server/flags.go

@@ -206,6 +206,12 @@ var flags = []cli.Flag{
 		Usage:   "status context prefix",
 		Value:   "ci/woodpecker",
 	},
+	&cli.StringFlag{
+		EnvVars: []string{"WOODPECKER_STATUS_CONTEXT_FORMAT"},
+		Name:    "status-context-format",
+		Usage:   "status context format",
+		Value:   "{{ .context }}/{{ .event }}/{{ .pipeline }}",
+	},
 	//
 	// resource limit parameters
 	//

cmd/server/server.go

@@ -317,6 +317,7 @@ func setupEvilGlobals(c *cli.Context, v store.Store, r remote.Remote) {
 	server.Config.Server.Port = c.String("server-addr")
 	server.Config.Server.Docs = c.String("docs")
 	server.Config.Server.StatusContext = c.String("status-context")
+	server.Config.Server.StatusContextFormat = c.String("status-context-format")
 	server.Config.Server.SessionExpires = c.Duration("session-expires")
 	server.Config.Pipeline.Networks = c.StringSlice("network")
 	server.Config.Pipeline.Volumes = c.StringSlice("volume")

docs/docs/30-administration/10-server-config.md

@@ -305,6 +305,17 @@ Read the value for `WOODPECKER_PROMETHEUS_AUTH_TOKEN` from the specified filepat
 
 Context prefix Woodpecker will use to publish status messages to SCM. You probably will only need to change it if you run multiple Woodpecker instances for a single repository.
 
+### `WOODPECKER_STATUS_CONTEXT_FORMAT`
+> Default: `{{ .context }}/{{ .event }}/{{ .pipeline }}`
+
+Template for the status messages published to forges, uses [Go templates](https://pkg.go.dev/text/template) as template language.
+Supported variables:
+- `context`: Woodpecker's context (see `WOODPECKER_STATUS_CONTEXT`)
+- `event`: the event which started the pipeline
+- `pipeline`: the pipeline's name
+- `owner`: the repo's owner
+- `repo`: the repo's name
+
 ---
 
 ### `WOODPECKER_LIMIT_MEM_SWAP`

server/config.go

@@ -51,15 +51,16 @@ var Config = struct {
 		// Secrets model.SecretStore
 	}
 	Server struct {
-		Key            string
-		Cert           string
-		OAuthHost      string
-		Host           string
-		Port           string
-		Pass           string
-		Docs           string
-		StatusContext  string
-		SessionExpires time.Duration
+		Key                 string
+		Cert                string
+		OAuthHost           string
+		Host                string
+		Port                string
+		Pass                string
+		Docs                string
+		StatusContext       string
+		StatusContextFormat string
+		SessionExpires      time.Duration
 		// Open bool
 		// Orgs map[string]struct{}
 		// Admins map[string]struct{}

server/remote/common/status.go

@@ -1,32 +1,41 @@
 package common
 
 import (
+	"bytes"
 	"fmt"
+	"text/template"
 
 	"github.com/woodpecker-ci/woodpecker/server"
 	"github.com/woodpecker-ci/woodpecker/server/model"
 )
 
 func GetBuildStatusContext(repo *model.Repo, build *model.Build, proc *model.Proc) string {
-	name := server.Config.Server.StatusContext
-
+	event := string(build.Event)
 	switch build.Event {
 	case model.EventPull:
-		name += "/pr"
-	default:
-		if len(build.Event) > 0 {
-			name += "/" + string(build.Event)
-		}
+		event = "pr"
 	}
 
-	if proc != nil {
-		name += "/" + proc.Name
+	tmpl, err := template.New("context").Parse(server.Config.Server.StatusContextFormat)
+	if err != nil {
+		return ""
+	}
+	var ctx bytes.Buffer
+	err = tmpl.Execute(&ctx, map[string]interface{}{
+		"context":  server.Config.Server.StatusContext,
+		"event":    event,
+		"pipeline": proc.Name,
+		"owner":    repo.Owner,
+		"repo":     repo.Name,
+	})
+	if err != nil {
+		return ""
 	}
 
-	return name
+	return ctx.String()
 }
 
-// getBuildStatusDescription is a helper function that generates a description
+// GetBuildStatusDescription is a helper function that generates a description
 // message for the current build status.
 func GetBuildStatusDescription(status model.StatusValue) string {
 	switch status {

server/remote/common/status_test.go

@@ -0,0 +1,35 @@
+package common
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/woodpecker-ci/woodpecker/server"
+	"github.com/woodpecker-ci/woodpecker/server/model"
+)
+
+func TestGetBuildStatusContext(t *testing.T) {
+	origFormat := server.Config.Server.StatusContextFormat
+	origCtx := server.Config.Server.StatusContext
+	defer func() {
+		server.Config.Server.StatusContextFormat = origFormat
+		server.Config.Server.StatusContext = origCtx
+	}()
+
+	repo := &model.Repo{Owner: "user1", Name: "repo1"}
+	build := &model.Build{Event: model.EventPull}
+	proc := &model.Proc{Name: "lint"}
+
+	assert.EqualValues(t, "", GetBuildStatusContext(repo, build, proc))
+
+	server.Config.Server.StatusContext = "ci/woodpecker"
+	server.Config.Server.StatusContextFormat = "{{ .context }}/{{ .event }}/{{ .pipeline }}"
+	assert.EqualValues(t, "ci/woodpecker/pr/lint", GetBuildStatusContext(repo, build, proc))
+	build.Event = model.EventPush
+	assert.EqualValues(t, "ci/woodpecker/push/lint", GetBuildStatusContext(repo, build, proc))
+
+	server.Config.Server.StatusContext = "ci"
+	server.Config.Server.StatusContextFormat = "{{ .context }}:{{ .owner }}/{{ .repo }}:{{ .event }}:{{ .pipeline }}"
+	assert.EqualValues(t, "ci:user1/repo1:push:lint", GetBuildStatusContext(repo, build, proc))
+}