fix qr, datadir handling

Author: reflog

.goreleaser.yaml

@@ -16,6 +16,10 @@ builds:
       - linux
     goarch:
       - amd64
+    env:
+      - CGO_ENABLED=0
+    ldflags:
+      - -extldflags=-static
 
     binary: lantern-server-manager
 

cloud/lantern-server-manager.service

@@ -0,0 +1,14 @@
+[Unit]
+Description=Lantern Server Manager
+Documentation=https://github.com/getlantern/lantern-server-manager
+After=syslog.target network.target remote-fs.target nss-lookup.target
+
+[Service]
+User=root
+ExecStart=/opt/lantern/lantern-server-manager serve
+ExecStop=/bin/kill -s QUIT $MAINPID
+PrivateTmp=true
+StandardOutput=journal+console
+StandardError=journal+console
+[Install]
+WantedBy=multi-user.target

cmd/main.go

@@ -55,14 +55,17 @@ func main() {
 func ensureDataDirectoryExists() {
 	if fi, err := os.Stat(args.DataDir); err != nil {
 		if os.IsNotExist(err) {
+			log.Debug("data directory does not exist, creating", "path", args.DataDir)
 			err = os.MkdirAll(args.DataDir, 0755)
 			if err != nil {
-				log.Fatal(err)
+				log.Fatalf("Unable to create data folder %v", err)
 			}
 		} else if !fi.IsDir() {
 			log.Fatal("data directory is not a directory")
 		}
 	} else {
-		log.Fatal(err)
+		if !fi.IsDir() {
+			log.Fatal("data directory is not a directory")
+		}
 	}
 }

common/server.go

@@ -29,7 +29,7 @@ func (c *ServerConfig) GetNewServerURL() string {
 }
 func (c *ServerConfig) GetQR() string {
 	qrCode := bytes.NewBufferString("")
-	qrterminal.Generate(c.GetNewServerURL(), qrterminal.L, qrCode)
+	qrterminal.GenerateHalfBlock(c.GetNewServerURL(), qrterminal.L, qrCode)
 
 	return qrCode.String()
 }