Rename USER_DATA to ROVE_USER_DATA

cmd/rove/main.go

@@ -33,7 +33,7 @@ func printUsage() {
 	fmt.Fprintln(os.Stderr, "\thelp                       outputs this usage information")
 	fmt.Fprintln(os.Stderr, "\tversion                    outputs version info")
 	fmt.Fprintln(os.Stderr, "\nEnvironment")
-	fmt.Fprintln(os.Stderr, "\tUSER_DATA                  path to user data, defaults to "+defaultDataPath)
+	fmt.Fprintln(os.Stderr, "\tROVE_USER_DATA             path to user data, defaults to "+defaultDataPath)
 }
 
 const gRPCport = 9090
@@ -48,7 +48,7 @@ type Config struct {
 func ConfigPath() string {
 	// Allow overriding the data path
 	var datapath = defaultDataPath
-	var override = os.Getenv("USER_DATA")
+	var override = os.Getenv("ROVE_USER_DATA")
 	if len(override) > 0 {
 		datapath = override
 	}

cmd/rove/main_test.go

@@ -17,7 +17,7 @@ func Test_InnerMain(t *testing.T) {
 	// Use temporary local user data
 	tmp, err := ioutil.TempDir(os.TempDir(), "rove-")
 	assert.NoError(t, err)
-	os.Setenv("USER_DATA", tmp)
+	os.Setenv("ROVE_USER_DATA", tmp)
 
 	// Used for configuring this test
 	var address = os.Getenv("ROVE_GRPC")

snap/snapcraft.yaml

@@ -17,7 +17,7 @@ apps:
     plugs: 
       - network
     environment:
-      USER_DATA: $SNAP_USER_DATA
+      ROVE_USER_DATA: $SNAP_USER_DATA
   rove-server:
     command: bin/rove-server
     plugs: