jenkins: nightly casync build off of master (#32218)

release node

Jenkinsfile

@@ -9,6 +9,28 @@ def retryWithDelay(int maxRetries, int delay, Closure body) {
   throw Exception("Failed after ${maxRetries} retries")
 }
 
+// check if started by timer: https://stackoverflow.com/questions/43516025/how-to-handle-nightly-build-in-jenkins-declarative-pipeline
+@NonCPS
+def isJobStartedByTimer() {
+  def startedByTimer = false
+  try {
+    def buildCauses = currentBuild.rawBuild.getCauses()
+    for ( buildCause in buildCauses ) {
+      if (buildCause != null) {
+        def causeDescription = buildCause.getShortDescription()
+        echo "shortDescription: ${causeDescription}"
+        if (causeDescription.contains("Started by timer")) {
+          startedByTimer = true
+        }
+      }
+    }
+  } catch(theError) {
+    echo "Error getting build cause"
+  }
+
+  return startedByTimer
+}
+
 def device(String ip, String step_label, String cmd) {
   withCredentials([file(credentialsId: 'id_rsa', variable: 'key_file')]) {
     def ssh_cmd = """
@@ -151,15 +173,31 @@ def build_release(String channel_name) {
       deviceStage("build git", "tici-needs-can", [], [
         ["build ${channel_name}", "RELEASE_BRANCH=${channel_name} $SOURCE_DIR/release/build_release.sh"],
       ])
-    },
-    "${channel_name} (casync)": {
-      deviceStage("build casync", "tici-needs-can", [], [
-        ["build", "RELEASE=1 BUILD_DIR=/data/openpilot CASYNC_DIR=/data/casync/openpilot $SOURCE_DIR/release/create_casync_build.sh"],
+    }
+  )
+}
+
+
+def build_casync_release(String channel_name, def release) {
+  def extra_env = release ? "RELEASE=1" : ""
+
+  return deviceStage("build casync", "tici-needs-can", [], [
+    ["build", "${extra_env} BUILD_DIR=/data/openpilot CASYNC_DIR=/data/casync/openpilot $SOURCE_DIR/release/create_casync_build.sh"],
     ["create manifest", "$SOURCE_DIR/release/create_release_manifest.py /data/openpilot /data/manifest.json && cat /data/manifest.json"],
     ["upload and cleanup", "PYTHONWARNINGS=ignore $SOURCE_DIR/release/upload_casync_release.py /data/casync && rm -rf /data/casync"],
   ])
+}
+
+
+def build_stage() {
+  return parallel (
+    'nightly': {
+      build_release("nightly", true);
+    },
+    'master': {
+      build_release("master", false);
     },
-    "publish agnos": {
+    'publish agnos': {
       pcStage("publish agnos") {
         sh "release/create_casync_agnos_release.py /tmp/casync/agnos /tmp/casync_tmp"
         sh "PYTHONWARNINGS=ignore ${env.WORKSPACE}/release/upload_casync_release.py /tmp/casync"
@@ -168,7 +206,6 @@ def build_release(String channel_name) {
   )
 }
 
-
 node {
   env.CI = "1"
   env.PYTHONWARNINGS = "error"
@@ -183,12 +220,23 @@ node {
                          'testing-closet*', 'hotfix-*']
   def excludeRegex = excludeBranches.join('|').replaceAll('\\*', '.*')
 
-  if (env.BRANCH_NAME != 'master') {
-    properties([
-        disableConcurrentBuilds(abortPrevious: true)
-    ])
+  def nightlyBranch = "master"
+
+  def props = [];
+
+  if (env.BRANCH_NAME == nightlyBranch) {
+    props.add(pipelineTriggers([
+      pollSCM('* * * * *'), // every commit
+      cron('0 2 * * *')     // and at 2am every night
+    ]))
   }
 
+  if (env.branch != "master") {
+    props.add(disableConcurrentBuilds(abortPrevious: true))
+  }
+
+  properties(props);
+
   try {
     if (env.BRANCH_NAME == 'devel-staging') {
       build_release("release3-staging")
@@ -265,9 +313,14 @@ node {
             ["test qcomgpsd", "pytest system/qcomgpsd/tests/test_qcomgpsd.py"],
           ])
         },
-
       )
     }
+
+    if (env.BRANCH_NAME == nightlyBranch && isJobStartedByTimer()) {
+      stage('build release') {
+        build_stage()
+      }
+    }
   } catch (Exception e) {
     currentBuild.result = 'FAILED'
     throw e