Moving server files to ./server

server/pkg/cli/env.go

@@ -0,0 +1,57 @@
+package cli
+
+import (
+	"os"
+	"path"
+	"sort"
+
+	"github.com/cortezaproject/corteza-server/pkg/errors"
+	"github.com/joho/godotenv"
+	"github.com/spf13/cobra"
+)
+
+// LoadEnv loads env-variables (KEY=VAL) from provided files and paths (by searching for .env file in the given path)
+//
+// Please note that loaded values
+// DO NOT OVERRIDE the existing
+// environmental variables
+func LoadEnv(pp ...string) error {
+	// preparse the input and try to figure out if .env should be appended
+	var checked = make([]string, 0, len(pp))
+	for _, p := range pp {
+		if s, err := os.Stat(p); err != nil {
+			return err
+		} else if s.IsDir() {
+			chk := path.Join(p, ".env")
+			if _, err = os.Stat(chk); err == nil {
+				// make sure only .env files
+				checked = append(checked, chk)
+			} else if !errors.Is(err, os.ErrNotExist) {
+				return err
+			}
+		} else {
+			checked = append(checked, p)
+		}
+	}
+
+	if len(checked) == 0 {
+		return nil
+	}
+
+	return godotenv.Load(checked...)
+}
+
+// EnvCommand outputs all loaded env variables
+func EnvCommand() *cobra.Command {
+	return &cobra.Command{
+		Use:  "env",
+		Long: "Outputs list (sorted by key) of of all environmental variables. Can be used for diagnosis and debugging",
+		Run: func(cmd *cobra.Command, args []string) {
+			kv := os.Environ()
+			sort.Strings(kv)
+			for _, l := range kv {
+				cmd.Println(l)
+			}
+		},
+	}
+}