Working github actions

plugin.go

@@ -0,0 +1,73 @@
+package plugin
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+	"strings"
+
+	"github.com/drone-plugins/drone-github-actions/daemon"
+	"github.com/drone-plugins/drone-github-actions/utils"
+)
+
+const (
+	workflowFile = "/tmp/workflow.yml"
+	webhookFile  = "/tmp/webhook"
+	envFile      = "/tmp/action.env"
+)
+
+type (
+	Action struct {
+		Uses    string
+		With    map[string]string
+		Env     map[string]string
+		Image   string
+		Verbose bool
+	}
+
+	Plugin struct {
+		Action Action
+		Daemon daemon.Daemon // Docker daemon configuration
+	}
+)
+
+// Exec executes the plugin step
+func (p Plugin) Exec() error {
+	if err := daemon.StartDaemon(p.Daemon); err != nil {
+		return err
+	}
+
+	if err := utils.CreateWorkflowFile(workflowFile, p.Action.Uses,
+		p.Action.With, p.Action.Env); err != nil {
+		return err
+	}
+
+	cmdArgs := []string{
+		"-W",
+		workflowFile,
+		"-P",
+		fmt.Sprintf("ubuntu-latest=%s", p.Action.Image),
+		"--detect-event",
+	}
+
+	if p.Action.Verbose {
+		cmdArgs = append(cmdArgs, "-v")
+	}
+
+	cmd := exec.Command("act", cmdArgs...)
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	trace(cmd)
+
+	err := cmd.Run()
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// trace writes each command to stdout with the command wrapped in an xml
+// tag so that it can be extracted and displayed in the logs.
+func trace(cmd *exec.Cmd) {
+	fmt.Fprintf(os.Stdout, "+ %s\n", strings.Join(cmd.Args, " "))
+}