Automatically release a tagged version to github

Signed-off-by: Mathieu Champlon <[email protected]>

Author: mat007

Jenkinsfile

@@ -30,6 +30,7 @@ pipeline {
                                 stash name: 'e2e'
                             }
                             if(!(env.BRANCH_NAME ==~ "PR-\\d+")) {
+                                stash name: 'artifacts', includes: '*.tar.gz', excludes: '*-e2e-*'
                                 archiveArtifacts '*.tar.gz'
                             }
                         } finally {
@@ -80,5 +81,32 @@ pipeline {
                 }
             }
         }
+        stage('Release') {
+            agent {
+                label "linux"
+            }
+            when {
+                buildingTag()
+            }
+            steps {
+                dir('src/github.com/docker/lunchbox') {
+                    deleteDir()
+                    sh 'rm -f *.tar.gz'
+                    unstash 'artifacts'
+                    release('docker/lunchbox')
+                }
+            }
+        }
+    }
+}
+
+def release(repo) {
+    withCredentials([[$class: 'StringBinding', credentialsId: 'github-release-token', variable: 'GITHUB_TOKEN']]) {
+        def data = "{\"tag_name\": \"$BRANCH_NAME\", \"name\": \"$BRANCH_NAME\", \"draft\": true, \"prerelease\": true}"
+        def url = "https://api.github.com/repos/$repo/releases"
+        def reply = sh(returnStdout: true, script: "curl -sSf -H \"Authorization: token $GITHUB_TOKEN\" -H \"Accept: application/json\" -H \"Content-type: application/json\" -X POST -d '$data' $url")
+        def release = readJSON text: reply
+        url = release.upload_url.replace('{?name,label}', '')
+        sh("ls *.tar.gz | xargs -i curl -sf -H \"Authorization: token $GITHUB_TOKEN\" -H \"Accept: application/json\" -H \"Content-type: application/gzip\" -X POST --data-binary \"@{}\" $url?name={}")
     }
 }