Upgrade

main.go

@@ -16,6 +16,7 @@ import (
 	"github.com/ansible-semaphore/semaphore/routes"
 	"github.com/ansible-semaphore/semaphore/routes/sockets"
 	"github.com/ansible-semaphore/semaphore/routes/tasks"
+	"github.com/ansible-semaphore/semaphore/upgrade"
 	"github.com/ansible-semaphore/semaphore/util"
 	"github.com/bugsnag/bugsnag-go"
 	"github.com/gin-gonic/gin"
@@ -26,6 +27,14 @@ func main() {
 		os.Exit(doSetup())
 	}
 
+	if util.Upgrade {
+		if err := upgrade.Upgrade(util.Version); err != nil {
+			panic(err)
+		}
+
+		os.Exit(0)
+	}
+
 	fmt.Printf("Semaphore %v\n", util.Version)
 	fmt.Printf("Port %v\n", util.Config.Port)
 	fmt.Printf("MySQL %v@%v %v\n", util.Config.MySQL.Username, util.Config.MySQL.Hostname, util.Config.MySQL.DbName)

public/css/semaphore.css

@@ -9583,28 +9583,31 @@ ul.nav > li.active a {
   position: absolute;
   left: 0;
   bottom: 0;
-  transform: scale(-1, -1);
+  transform: rotate(360deg) scale(-1, -1);
   mix-blend-mode: darken;
   color: #ffffff;
   fill: #000000;
 }
+.octo-body {
+  transform: rotate(-226deg) translate(-250px, -260px);
+}
 .octo-arm {
-  transform-origin: 130px 110px;
+  transform: rotate(-226deg) translate(-250px, -260px);
 }
 .github-corner:hover .octo-arm {
   animation: octocat-wave 0.56s;
 }
 @keyframes octocat-wave {
   0%,
   100% {
-    transform: rotate(0);
+    transform: rotate(-226deg) translate(-250px, -260px);
   }
   20%,
   60% {
-    transform: rotate(-20deg);
+    transform: rotate(-227deg) translate(-250px, -260px);
   }
   40%,
   80% {
-    transform: rotate(10deg);
+    transform: rotate(-226deg) translate(-250px, -260px);
   }
 }

upgrade/upgrade.go

@@ -0,0 +1,87 @@
+package upgrade
+
+import (
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"runtime"
+
+	"github.com/google/go-github/github"
+)
+
+// Adapted from github.com/apex/apex
+
+func Upgrade(version string) error {
+	fmt.Printf("current release is v%s\n", version)
+
+	// fetch releases
+	gh := github.NewClient(nil)
+	releases, _, err := gh.Repositories.ListReleases("ansible-semaphore", "semaphore", nil)
+	if err != nil {
+		return err
+	}
+
+	// see if it's new
+	latest := releases[0]
+	fmt.Printf("latest release is %s\n", *latest.TagName)
+
+	if (*latest.TagName)[1:] == version {
+		return nil
+	}
+
+	asset := findAsset(&latest)
+	if asset == nil {
+		return errors.New("cannot find binary for your system")
+	}
+
+	// create tmp file
+	tmpPath := filepath.Join(os.TempDir(), "semaphore-upgrade")
+	f, err := os.OpenFile(tmpPath, os.O_CREATE|os.O_TRUNC|os.O_RDWR, 0755)
+	if err != nil {
+		return err
+	}
+
+	// download binary
+	fmt.Printf("downloading %s\n", *asset.BrowserDownloadURL)
+	res, err := http.Get(*asset.BrowserDownloadURL)
+	if err != nil {
+		return err
+	}
+	defer res.Body.Close()
+
+	// copy it down
+	_, err = io.Copy(f, res.Body)
+	if err != nil {
+		return err
+	}
+
+	// replace it
+	cmdPath, err := exec.LookPath("semaphore")
+	if err != nil {
+		return err
+	}
+
+	fmt.Printf("replacing %s\n", cmdPath)
+	err = os.Rename(tmpPath, cmdPath)
+	if err != nil {
+		return err
+	}
+
+	fmt.Println("visit https://github.com/ansible-semaphore/semaphore/releases for the changelog")
+	return nil
+}
+
+// findAsset returns the binary for this platform.
+func findAsset(release *github.RepositoryRelease) *github.ReleaseAsset {
+	for _, asset := range release.Assets {
+		if *asset.Name == fmt.Sprintf("semaphore_%s_%s", runtime.GOOS, runtime.GOARCH) {
+			return &asset
+		}
+	}
+
+	return nil
+}

util/config.go

@@ -17,6 +17,7 @@ import (
 var mandrillAPI *gochimp.MandrillAPI
 var Migration bool
 var InteractiveSetup bool
+var Upgrade bool
 
 type mySQLConfig struct {
 	Hostname string `json:"host"`
@@ -48,6 +49,7 @@ var Config configType
 func init() {
 	flag.BoolVar(&InteractiveSetup, "setup", false, "perform interactive setup")
 	flag.BoolVar(&Migration, "migrate", false, "execute migrations")
+	flag.BoolVar(&Upgrade, "upgrade", false, "upgrade semaphore")
 	path := flag.String("config", "", "config path")
 
 	var pwd string

util/version.go

@@ -1,3 +1,3 @@
 package util
 
-var Version string = "0.0.0"
+var Version string = "2.0-beta"