Added support for passing GITHUB_TOKEN

utils/env.go

@@ -0,0 +1,57 @@
+package utils
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"strings"
+
+	"github.com/pkg/errors"
+)
+
+func CreateEnvAndSecretFile(envFile, secretFile string, secrets []string) error {
+	envVars := getEnvVars()
+
+	envBuf := ""
+	for key, val := range envVars {
+		if !strings.HasPrefix(key, "PLUGIN_") && !Exists(secrets, key) {
+			envBuf += fmt.Sprintf("%s=%s\n", key, val)
+		}
+	}
+
+	secretBuf := ""
+	for _, secretName := range secrets {
+		if os.Getenv(secretName) != "" {
+			secretBuf += fmt.Sprintf("%s=%s\n", secretName, os.Getenv(secretName))
+		}
+	}
+
+	if err := ioutil.WriteFile(envFile, []byte(envBuf), 0644); err != nil {
+		return errors.Wrap(err, "failed to write environment variables file")
+	}
+
+	if err := ioutil.WriteFile(secretFile, []byte(secretBuf), 0644); err != nil {
+		return errors.Wrap(err, "failed to write secret variables file")
+	}
+	return nil
+}
+
+// Return environment variables set in a map format
+func getEnvVars() map[string]string {
+	m := make(map[string]string)
+	for _, e := range os.Environ() {
+		if i := strings.Index(e, "="); i >= 0 {
+			m[e[:i]] = e[i+1:]
+		}
+	}
+	return m
+}
+
+func Exists(slice []string, val string) bool {
+	for _, item := range slice {
+		if item == val {
+			return true
+		}
+	}
+	return false
+}