osbuild-worker: add CHANNEL to worker logs

aka "the deployment channel" like "staging" or "production"

cmd/osbuild-worker/config.go

@@ -103,6 +103,8 @@ type workerConfig struct {
 	// default value: &{ Type: host }
 	OSBuildExecutor      *executorConfig       `toml:"osbuild_executor"`
 	RepositoryMTLSConfig *repositoryMTLSConfig `toml:"repository_mtls"`
+	// something like "production" or "staging" to be added to logging
+	DeploymentChannel string `toml:"deployment_channel"`
 }
 
 func parseConfig(file string) (*workerConfig, error) {
@@ -112,6 +114,7 @@ func parseConfig(file string) (*workerConfig, error) {
 		OSBuildExecutor: &executorConfig{
 			Type: "host",
 		},
+		DeploymentChannel: "local",
 	}
 
 	_, err := toml.DecodeFile(file, &config)

cmd/osbuild-worker/config_test.go

@@ -136,6 +136,7 @@ cloudwatch_group = "osbuild-worker"
 					Credentials: "/etc/osbuild-worker/pulp-creds",
 					ServerURL:   "https://example.com/pulp",
 				},
+				DeploymentChannel: "local",
 			},
 		},
 		{
@@ -146,6 +147,18 @@ cloudwatch_group = "osbuild-worker"
 				OSBuildExecutor: &executorConfig{
 					Type: "host",
 				},
+				DeploymentChannel: "local",
+			},
+		},
+		{
+			name:   "set_channel",
+			config: `deployment_channel = "staging"`,
+			want: &workerConfig{
+				BasePath: "/api/worker/v1",
+				OSBuildExecutor: &executorConfig{
+					Type: "host",
+				},
+				DeploymentChannel: "staging",
 			},
 		},
 	}

cmd/osbuild-worker/main.go

@@ -7,6 +7,7 @@ import (
 	"errors"
 	"flag"
 	"fmt"
+	slogger "github.com/osbuild/osbuild-composer/pkg/splunk_logger"
 	"net/url"
 	"os"
 	"path"
@@ -193,6 +194,10 @@ func main() {
 		logrus.Fatalf("Could not print config: %v", err)
 	}
 
+	if config.DeploymentChannel != "" {
+		logrus.AddHook(&slogger.EnvironmentHook{Channel: config.DeploymentChannel})
+	}
+
 	cacheDirectory, ok := os.LookupEnv("CACHE_DIRECTORY")
 	if !ok {
 		logrus.Fatal("CACHE_DIRECTORY is not set. Is the service file missing CacheDirectory=?")

templates/packer/ansible/roles/common/files/worker-initialization-scripts/client_credentials.sh

@@ -20,6 +20,7 @@ jq -r ".client_secret" /tmp/client-credentials.json > /etc/osbuild-worker/client
 rm -f /tmp/client-credentials.json
 
 sudo tee -a /etc/osbuild-worker/osbuild-worker.toml > /dev/null << EOF
+deployment_channel = "${CHANNEL:-local}"
 [authentication]
 oauth_url = "${TOKEN_URL:-https://sso.redhat.com/auth/realms/redhat-external/protocol/openid-connect/token}"
 client_id = "${CLIENT_ID}"