Merge pull request #19 from krzko/feat-add-stderr-as-info

feat: add stderr as info

README.md

@@ -28,7 +28,8 @@ This action is intended to be used in conjunction with the [OpenTelemetry Collec
 | `otel-resource-attributes`   | Key-value pairs as resource attributes, formatted as comma-separated values: `key1=value1,key2=value2`.                | Optional |
 | `otel-service-name`          | The logical name of the service which sets the value of the service.name resource attribute.                           | Required |
 | `run`                        | The command to be executed.                                                                                            | Required |
-| `shell`                      | Override the default shell settings in the runner's operating system. Supported options are `bash`, `pwsh`, `python`, `sh`, `cmd`, `pwsh`, and `powershell`. | Optional |
+| `shell`                      | Override the default shell settings in the runner's operating system. Supported options are `bash`, `pwsh`, `python`, `sh`, `cmd`, `pwsh`, and `powershell`. Default: `bash`. | Optional |
+| `stderr-as-info`             | If set to `true`, the standard error output will be treated as standard output. Default: `false`.                      | Optional |
 | `step-name`                  | The name of the step.                                                                                                  | Required |
 
 ### Outputs

Taskfile.yml

@@ -2,7 +2,7 @@ version: '3'
 
 vars:
   BUILD_VERSION:
-    sh: echo "0.4.5"
+    sh: echo "0.5.0"
   BUILD_DATE:
     sh: date "+%F %T"
   COMMIT_ID:

action.yaml

@@ -57,6 +57,12 @@ inputs:
       You can override the default shell settings in the runner's operating
       system using the shell keyword. Supported options are bash, pwsh,
       python, sh, cmd, pwsh and powershell. The default is bash.
+  stderr-as-info:
+    required: false
+    default: false
+    description: >
+      If set to 'true', logs stderr as informational messages instead of errors.
+      Useful for commands that use stderr for standard output.
   step-name:
     required: true
     description: >

cmd/run-with-telemetry/main.go

@@ -46,6 +46,7 @@ type InputParams struct {
 	StepName                string
 	JobName                 string
 	JobAsParent             string
+	StderrAsInfo            string
 }
 
 type TextMapCarrier map[string]string
@@ -102,7 +103,7 @@ func emitStepSummary(params InputParams, traceID trace.TraceID, spanID trace.Spa
 	githubactions.AddStepSummary(markdownSummary)
 }
 
-func executeCommand(shell string, command string, span trace.Span, headers map[string]string) (string, int, string, string, error) {
+func executeCommand(shell string, command string, span trace.Span, headers map[string]string, stderrAsInfo bool) (string, int, string, string, error) {
 	var cmd *exec.Cmd
 	var args []string
 
@@ -165,12 +166,19 @@ func executeCommand(shell string, command string, span trace.Span, headers map[s
 		}
 	}()
 
+	if stderrAsInfo {
+		githubactions.Infof("Redirecting stderr to info: %t", stderrAsInfo)
+	}
 	go func() {
 		defer wg.Done()
 		scanner := bufio.NewScanner(stderrPipe)
 		for scanner.Scan() {
 			line := scanner.Text()
-			githubactions.Errorf("%s", line)
+			if stderrAsInfo {
+				githubactions.Infof("%s", line)
+			} else {
+				githubactions.Errorf("%s", line)
+			}
 			stderrBuf.WriteString(line + "\n")
 		}
 	}()
@@ -393,6 +401,7 @@ func parseInputParams() InputParams {
 		StepName:                githubactions.GetInput("step-name"),
 		JobName:                 githubactions.GetInput("job-name"),
 		JobAsParent:             githubactions.GetInput("job-as-parent"),
+		StderrAsInfo:            githubactions.GetInput("stderr-as-info"),
 	}
 }
 
@@ -539,7 +548,8 @@ func main() {
 	shell := githubactions.GetInput("shell")
 	githubactions.Infof("Executing command: %s with shell: %s", params.Run, shell)
 
-	usedShell, pid, stdout, stderr, err := executeCommand(shell, params.Run, span, params.OtelExporterOtlpHeaders)
+	stderrAsInfo := strings.ToLower(params.StderrAsInfo) == "true"
+	usedShell, pid, stdout, stderr, err := executeCommand(shell, params.Run, span, params.OtelExporterOtlpHeaders, stderrAsInfo)
 
 	if err != nil {
 		githubactions.Errorf("Failed to execute command: %v", err)