Signing using Infra pipeline

.ci/Jenkinsfile

@@ -5,6 +5,8 @@
 pipeline {
   agent { label 'ubuntu-18 && immutable' }
   environment {
+    REPO = "elastic-package"
+
     BASE_DIR="src/github.com/elastic/elastic-package"
     JOB_GIT_CREDENTIALS = "f6c7695a-671e-4f4f-a331-acdce44ff9ba"
     GITHUB_TOKEN_CREDENTIALS = "2a9602aa-ab9f-4e52-baf3-b71ca88469c7"
@@ -16,6 +18,16 @@ pipeline {
     JOB_GCS_BUCKET = 'beats-ci-temp'
     JOB_GCS_CREDENTIALS = 'beats-ci-gcs-plugin'
     JOB_GCS_EXT_CREDENTIALS = 'beats-ci-gcs-plugin-file-credentials'
+    JOB_SIGNING_CREDENTIALS = 'sign-artifacts-with-gpg-job'
+    INTERNAL_CI_JOB_GCS_CREDENTIALS = 'internal-ci-gcs-plugin'
+
+    INFRA_SIGNING_BUCKET_NAME = 'internal-ci-artifacts'
+    INFRA_SIGNING_BUCKET_ARTIFACTS_SUBFOLDER = "${env.REPO}/${env.BUILD_TAG}"
+    INFRA_SIGNING_BUCKET_SIGNED_ARTIFACTS_SUBFOLDER = "${env.INFRA_SIGNING_BUCKET_ARTIFACTS_SUBFOLDER}/signed-artifacts"
+    INFRA_SIGNING_BUCKET_ARTIFACTS_PATH = "gs://${env.INFRA_SIGNING_BUCKET_NAME}/${env.INFRA_SIGNING_BUCKET_ARTIFACTS_SUBFOLDER}"
+    INFRA_SIGNING_BUCKET_SIGNED_ARTIFACTS_PATH = "gs://${env.INFRA_SIGNING_BUCKET_NAME}/${env.INFRA_SIGNING_BUCKET_SIGNED_ARTIFACTS_SUBFOLDER}"
+
+    INTEGRATIONS_SIGNATURES_PATH = 'build/integrations-elastic-signatures' // different path not to override signatures archived in the "build-zip" step
   }
   options {
     timeout(time: 1, unit: 'HOURS')
@@ -74,9 +86,7 @@ pipeline {
             always {
               dir("${BASE_DIR}") {
                 archiveArtifacts(allowEmptyArchive: true, artifacts: 'build/test-results/*.xml')
-                junit(allowEmptyResults: false,
-                    keepLongStdio: true,
-                    testResults: "build/test-results/*.xml")
+                junit(allowEmptyResults: false, keepLongStdio: true, testResults: "build/test-results/*.xml")
                 stashCoverageReport()
               }
             }
@@ -99,7 +109,8 @@ pipeline {
                     'check-packages-with-kind': generateTestCommandStage(command: 'test-check-packages-with-kind', artifacts: ['build/test-results/*.xml', 'build/kubectl-dump.txt', 'build/elastic-stack-dump/check-*/logs/*.log', 'build/elastic-stack-dump/check-*/logs/fleet-server-internal/*'], junitArtifacts: true, publishCoverage: true),
                     'check-packages-other': generateTestCommandStage(command: 'test-check-packages-other', artifacts: ['build/test-results/*.xml', 'build/elastic-stack-dump/check-*/logs/*.log', 'build/elastic-stack-dump/check-*/logs/fleet-server-internal/*'], junitArtifacts: true, publishCoverage: true),
                     'build-zip': generateTestCommandStage(command: 'test-build-zip', artifacts: ['build/elastic-stack-dump/build-zip/logs/*.log', 'build/integrations/*.sig']),
-                    'profiles-command': generateTestCommandStage(command: 'test-profiles-command')
+                    'profiles-command': generateTestCommandStage(command: 'test-profiles-command'),
+                    'sign-with-elastic': generateTestSignWithElasticStage()
                   ]
 
                   def checkSinglePackageTasks = generateTestCheckSinglePackageStage(artifacts: ['build/test-results/*.xml', 'build/elastic-stack-dump/check-*/logs/*.log', 'build/elastic-stack-dump/check-*/logs/fleet-server-internal/*'], junitArtifacts: true, publishCoverage: true)
@@ -144,6 +155,40 @@ def cleanup(){
   unstash 'source'
 }
 
+def generateTestSignWithElasticStage() {
+  return {
+    withNode(labels: "ubuntu-20 && immutable", sleepMax: 20, forceWorkspace: true) {
+      cleanup()
+      dir("${BASE_DIR}"){
+        withMageEnv(){
+          sh(label: 'Install elastic-package',script: "make install")
+          sh(label: 'Prepare for tests (build zipped packages)',script: "make build-unsigned-zip-for-tests")
+          googleStorageUpload(bucket: env.INFRA_SIGNING_BUCKET_ARTIFACTS_PATH,
+            credentialsId: env.INTERNAL_CI_JOB_GCS_CREDENTIALS,
+            pathPrefix: 'build/integrations/',
+            pattern: 'build/integrations/*.zip',
+            sharedPublicly: false,
+            showInline: true)
+          withCredentials([string(credentialsId: env.JOB_SIGNING_CREDENTIALS, variable: 'TOKEN')]) {
+            triggerRemoteJob(auth: CredentialsAuth(credentials: 'local-readonly-api-token'),
+              job: 'https://internal-ci.elastic.co/job/elastic+unified-release+master+sign-artifacts-with-gpg',
+              token: TOKEN,
+              parameters: "gcs_input_path=${env.INFRA_SIGNING_BUCKET_ARTIFACTS_PATH}",
+              useCrumbCache: true,
+              useJobInfoCache: true)
+          }
+          googleStorageDownload(bucketUri: "${env.INFRA_SIGNING_BUCKET_SIGNED_ARTIFACTS_PATH}/*",
+            credentialsId: env.INTERNAL_CI_JOB_GCS_CREDENTIALS,
+            localDirectory: "${env.INTEGRATIONS_SIGNATURES_PATH}/",
+            pathPrefix: "${env.INFRA_SIGNING_BUCKET_SIGNED_ARTIFACTS_SUBFOLDER}")
+          sh(label: 'Rename .asc to .sig', script: 'for f in ' + "${env.INTEGRATIONS_SIGNATURES_PATH}" + '/*.asc; do mv "$f" "${f%.asc}.sig"; done')
+          archiveArtifacts(artifacts: "${env.INTEGRATIONS_SIGNATURES_PATH}/*.sig")
+        }
+      }
+    }
+  }
+}
+
 def generateTestCheckSinglePackageStage(Map args = [:]) {
   def artifacts = args.get('artifacts') ? args.get('artifacts') : []
   def junitArtifacts = args.get('junitArtifacts') ? args.get('junitArtifacts') : false
@@ -293,4 +338,4 @@ def withCloudTestEnv(Closure body) {
   withEnvMask(vars: maskedVars) {
     body()
   }
-}
+}

Makefile

@@ -86,6 +86,9 @@ test-profiles-command:
 
 test: test-go test-stack-command test-check-packages test-profiles-command test-build-zip
 
+build-unsigned-zip-for-tests:
+	./scripts/build-unsigned-zip.sh
+
 check-git-clean:
 	git update-index --really-refresh
 	git diff-index --quiet HEAD

scripts/build-unsigned-zip.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+set -euxo pipefail
+
+OLDPWD=$PWD
+
+# Build packages
+for d in test/packages/*/*/; do
+  (
+    cd $d
+    elastic-package build --zip -v
+  )
+done
+cd -