Update to go 1.24 and add some logging.

Signed-off-by: Mariano Uvalle <u.g.a.mariano@gmail.com>

.dockerignore

@@ -0,0 +1,99 @@
+# flyctl launch added from .gitignore
+# Created by https://www.toptal.com/developers/gitignore/api/vim,linux,macos,go
+# Edit at https://www.toptal.com/developers/gitignore?templates=vim,linux,macos,go
+
+### Go ###
+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+**/*.exe
+**/*.exe~
+**/*.dll
+**/*.so
+**/*.dylib
+
+# Test binary, built with `go test -c`
+**/*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+**/*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+**/go.work
+
+### Linux ###
+**/*~
+
+# temporary files which can be created if a process still has a handle open of a deleted file
+**/.fuse_hidden*
+
+# KDE directory preferences
+**/.directory
+
+# Linux trash folder which might appear on any partition or disk
+**/.Trash-*
+
+# .nfs files are created when an open file is removed but is still being accessed
+**/.nfs*
+
+### macOS ###
+# General
+**/.DS_Store
+**/.AppleDouble
+**/.LSOverride
+
+# Icon must end with two \r
+**/Icon
+
+
+# Thumbnails
+**/._*
+
+# Files that might appear in the root of a volume
+**/.DocumentRevisions-V100
+**/.fseventsd
+**/.Spotlight-V100
+**/.TemporaryItems
+**/.Trashes
+**/.VolumeIcon.icns
+**/.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+**/.AppleDB
+**/.AppleDesktop
+**/Network Trash Folder
+**/Temporary Items
+**/.apdisk
+
+### macOS Patch ###
+# iCloud generated files
+**/*.icloud
+
+### Vim ###
+# Swap
+**/[._]*.s[a-v][a-z]
+!**/*.svg  # comment out if you don't need vector files
+**/[._]*.sw[a-p]
+**/[._]s[a-rt-v][a-z]
+**/[._]ss[a-gi-z]
+**/[._]sw[a-p]
+
+# Session
+**/Session.vim
+**/Sessionx.vim
+
+# Temporary
+**/.netrwhist
+# Auto-generated tag files
+**/tags
+# Persistent undo
+**/[._]*.un~
+
+# End of https://www.toptal.com/developers/gitignore/api/vim,linux,macos,go
+
+**/.direnv
+fly.toml

cmd/admin/main.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"encoding/base64"
+	"fmt"
+
+	"github.com/AYM1607/ccclip/pkg/crypto"
+)
+
+func main() {
+	privK := crypto.NewPrivateKey()
+	privStr := base64.StdEncoding.EncodeToString(privK.Bytes())
+	pubStr := base64.StdEncoding.EncodeToString(privK.PublicKey().Bytes())
+
+	fmt.Printf("Priv: %s\nPub: %s\n", privStr, pubStr)
+}

cmd/cli/main.go

@@ -7,7 +7,7 @@ import (
 var apiclient *client.Client
 
 func init() {
-	apiclient = client.New("https://api.ccclip.io")
+	apiclient = client.New("https://clipboard.jmug.me")
 }
 
 func main() {

cmd/server/Dockerfile

@@ -1,12 +1,7 @@
-FROM golang:1.21-alpine AS builder
+FROM golang:1.24-alpine AS builder
 # Ensure we have a c compiler.
 RUN apk add --no-cache build-base ca-certificates fuse3 sqlite
 
-# Install LiteFS for distribute SQLite
-COPY --from=flyio/litefs:0.5 /usr/local/bin/litefs /usr/local/bin/litefs
-
-COPY cmd/server/litefs.yml /etc/litefs.yml
-
 WORKDIR /src
 COPY go.mod .
 COPY go.sum .
@@ -14,6 +9,6 @@ RUN go mod download
 COPY . .
 RUN go build -ldflags='-s -w' -tags 'linux' -trimpath -o /dist/app ./cmd/server
 
-EXPOSE 3000
+EXPOSE 8080
 
-ENTRYPOINT ["litefs", "mount"]
+ENTRYPOINT ["/dist/app"]

flake.lock

@@ -20,6 +20,22 @@
         "type": "github"
       }
     },
+    "gonixpkgs": {
+      "locked": {
+        "lastModified": 1746518791,
+        "narHash": "sha256-MiJ11L7w18S2G5ftcoYtcrrS0JFqBaj9d5rwJFpC5Wk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "1cb1c02a6b1b7cf67e3d7731cbbf327a53da9679",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "1cb1c02a6b1b7cf67e3d7731cbbf327a53da9679",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1734629298,
@@ -39,6 +55,7 @@
     "root": {
       "inputs": {
         "flake-utils": "flake-utils",
+        "gonixpkgs": "gonixpkgs",
         "nixpkgs": "nixpkgs",
         "systems": "systems"
       }

flake.nix

@@ -2,6 +2,7 @@
   description = "A basic flake with a shell";
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/release-24.11";
+    gonixpkgs.url = "github:NixOS/nixpkgs/1cb1c02a6b1b7cf67e3d7731cbbf327a53da9679";
     systems.url = "github:nix-systems/default";
     flake-utils = {
       url = "github:numtide/flake-utils";
@@ -10,15 +11,17 @@
   };
 
   outputs =
-    { nixpkgs, flake-utils, ... }:
+    { nixpkgs, gonixpkgs, flake-utils, ... }:
     flake-utils.lib.eachDefaultSystem (
       system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
+        gopkgs = gonixpkgs.legacyPackages.${system};
       in
       {
         devShells.default = pkgs.mkShell {
-          packages = with pkgs; [
+          packages = with gopkgs; [
+            pkgs.flyctl
             go
             gotools
             gopls

fly.toml

@@ -1,30 +1,30 @@
-# fly.toml app configuration file generated for dark-paper-8180 on 2023-11-10T08:23:22Z
+# fly.toml app configuration file generated for ccclip on 2025-05-10T00:45:48-07:00
 #
 # See https://fly.io/docs/reference/configuration/ for information about how to use this file.
 #
 
-app = "dark-paper-8180"
+app = 'ccclip'
-primary_region = "sea"
+primary_region = 'sea'
 
 [build]
-  dockerfile = "./cmd/server/Dockerfile"
+  dockerfile = './cmd/server/Dockerfile'
 
 [env]
-  CCCLIP_PORT = "3000"
+  CCCLIP_DATABASE_LOCATION = '/database/ccclip.db'
-  CCCLIP_DATABASE_LOCATION = "/litefs/ccclip.db"
 
-[mounts]
+[[mounts]]
-  source = "litefs"
+  source = 'database'
-  destination = "/var/lib/litefs"
+  destination = '/database'
 
 [http_service]
   internal_port = 8080
   force_https = true
-  auto_stop_machines = true
+  auto_stop_machines = 'stop'
   auto_start_machines = true
-  min_machines_running = 1
+  processes = ['app']
-  processes = ["app"]
 
-[vm]
+[[vm]]
-  size = "shared-cpu-1x"
+  size = 'shared-cpu-1x'
-  memory = "1gb"
+  memory = '512mb'
+  cpu_kind = 'shared'
+  cpus = 1

go.mod

@@ -1,6 +1,8 @@
 module github.com/AYM1607/ccclip
 
-go 1.21
+go 1.24
+
+toolchain go1.24.3
 
 require (
 	github.com/gorilla/mux v1.8.0

internal/configfile/config.go

@@ -55,12 +55,12 @@ func Write(c ConfigFile) error {
 
 func LoadPrivateKey() (*ecdh.PrivateKey, error) {
 	fp := path.Join(Path, PrivateKeyFileName)
-	return crypto.LoadPrivateKeyFromFile(fp)
+	return crypto.LoadPrivateKeyFromFile(fp), nil
 }
 
 func LoadPublicKey() (*ecdh.PublicKey, error) {
 	fp := path.Join(Path, PublicKeyFileName)
-	return crypto.LoadPublicKeyFromFile(fp)
+	return crypto.LoadPublicKeyFromFile(fp), nil
 }
 
 func SavePrivateKey(k *ecdh.PrivateKey) error {

internal/server/client/client.go

@@ -5,6 +5,7 @@ import (
 	"crypto/ecdh"
 	"encoding/json"
 	"errors"
+	"fmt"
 	"io"
 	"net/http"
 	"time"
@@ -110,6 +111,8 @@ func (c *Client) SetClipboard(plaintext []byte, deviceId string, pvk *ecdh.Priva
 	}
 
 	hres, err := http.Post(c.url+"/setClipboard", "application/json", bytes.NewReader(authReqJson))
+	hresBytes, _ := io.ReadAll(hres.Body)
+	fmt.Println(string(hresBytes))
 	if err != nil {
 		return err
 	}
@@ -194,6 +197,8 @@ func (c *Client) getDevices(deviceId string, pvk *ecdh.PrivateKey) ([]*api.Devic
 
 	hresBody, err := io.ReadAll(hres.Body)
 	defer hres.Body.Close()
+	hresBytes, _ := io.ReadAll(hres.Body)
+	fmt.Println(string(hresBytes))
 	if err != nil {
 		return nil, err
 	}

internal/server/client/key.go

@@ -8,7 +8,7 @@ import (
 	"github.com/AYM1607/ccclip/pkg/crypto"
 )
 
-const serverPublicKeyB64 = "JTyaIVDHe1Nwqmd4NFlkvqj+MZOVp5s3JZP+T3QuoT8="
+const serverPublicKeyB64 = "Dg6HYJ8aoQOOzGqOCw4J7tnT+QHkokjfdeWM8ktwnks="
 
 var serverPublicKey *ecdh.PublicKey
 

internal/server/logging.go

@@ -0,0 +1,9 @@
+package server
+
+import "log"
+
+var logger *log.Logger
+
+func init() {
+	logger = log.Default()
+}

internal/server/server.go

@@ -166,9 +166,11 @@ type GetUserDevicesResponse struct {
 }
 
 func (c *controller) handleGetUserDevices(w http.ResponseWriter, r *http.Request) {
+	logger.Println("handling get user devices")
 	var authReq AuthenticatedPayload
 	err := json.NewDecoder(r.Body).Decode(&authReq)
 	if err != nil {
+		logger.Printf("decoding request: %s\n", err)
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
 	}
@@ -177,18 +179,21 @@ func (c *controller) handleGetUserDevices(w http.ResponseWriter, r *http.Request
 	// TODO: verify the request fingerprint. Right now we're just trusting that
 	// if it decrypts successfully then we can trust it.
 	if err != nil {
+		logger.Printf("decrypting payload: %s\n", err)
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
 
 	user, err := c.store.GetDeviceUser(authReq.DeviceID)
 	if err != nil {
+		logger.Printf("getting user for device: %s\n", err)
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
 
 	devices, err := c.store.GetUserDevices(user.ID)
 	if err != nil {
+		logger.Printf("getting devices for user: %s\n", err)
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
@@ -197,6 +202,7 @@ func (c *controller) handleGetUserDevices(w http.ResponseWriter, r *http.Request
 	w.WriteHeader(http.StatusOK)
 	err = json.NewEncoder(w).Encode(res)
 	if err != nil {
+		logger.Printf("encoding response: %s\n", err)
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
@@ -208,9 +214,11 @@ type SetClipboardRequest struct {
 }
 
 func (c *controller) handleSetClipboard(w http.ResponseWriter, r *http.Request) {
+	log.Default().Println("handling set clipboard")
 	var authReq AuthenticatedPayload
 	err := json.NewDecoder(r.Body).Decode(&authReq)
 	if err != nil {
+		log.Default().Printf("decoding request: %s\n", err)
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
 	}
@@ -219,18 +227,21 @@ func (c *controller) handleSetClipboard(w http.ResponseWriter, r *http.Request)
 	// TODO: verify the request fingerprint. Right now we're just trusting that
 	// if it decrypts successfully then we can trust it.
 	if err != nil {
+		log.Default().Printf("decrypting authenticated payload: %s\n", err)
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
 
 	user, err := c.store.GetDeviceUser(authReq.DeviceID)
 	if err != nil {
+		log.Default().Printf("getting user device: %s\n", err)
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
 
 	err = c.store.PutClipboard(user.ID, req.Clipboard)
 	if err != nil {
+		log.Default().Printf("putting keyboard: %s\n", err)
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}