Add logic to cancel older running builds in Jenkins

https://www.pivotaltracker.com/story/show/163367849
Signed-off-by: Pedro Pombeiro <pombeirp@users.noreply.github.com>

ci/Jenkinsfile.android

@@ -12,7 +12,6 @@ pipeline {
 
   options {
     timestamps()
-    disableConcurrentBuilds()
     /* Prevent Jenkins jobs from running forever */
     timeout(time: 35, unit: 'MINUTES')
     /* Limit builds retained */
@@ -59,6 +58,7 @@ pipeline {
           mobile = load 'ci/mobile.groovy'
           cmn    = load 'ci/common.groovy'
           print "Running ${cmn.getBuildType()} build!"
+          cmn.abortPreviousRunningBuilds()
           /* Read the valid NodeJS version */
           env.NODE_VERSION = cmn.getToolVersion('node')
           /* Cleanup and Prep */

ci/Jenkinsfile.ios

@@ -11,7 +11,6 @@ pipeline {
 
   options {
     timestamps()
-    disableConcurrentBuilds()
     /* Prevent Jenkins jobs from running forever */
     timeout(time: 45, unit: 'MINUTES')
     /* Limit builds retained */
@@ -40,6 +39,7 @@ pipeline {
           mobile = load 'ci/mobile.groovy'
           cmn    = load 'ci/common.groovy'
           print "Running ${cmn.getBuildType()} build!"
+          cmn.abortPreviousRunningBuilds()
           /* Read the valid NodeJS version */
           env.NODE_VERSION = cmn.getToolVersion('node')
           /* Cleanup and Prep */

ci/Jenkinsfile.linux

@@ -24,7 +24,6 @@ pipeline {
 
   options {
     timestamps()
-    disableConcurrentBuilds()
     /* Prevent Jenkins jobs from running forever */
     timeout(time: 35, unit: 'MINUTES')
     /* Limit builds retained */
@@ -58,6 +57,8 @@ pipeline {
           /* Necessary to load methods */
           desktop = load 'ci/desktop.groovy'
           cmn     = load 'ci/common.groovy'
+          print "Running ${cmn.getBuildType()} build!"
+          cmn.abortPreviousRunningBuilds()
           /* Read the valid NodeJS version */
           env.NODE_VERSION = cmn.getToolVersion('node')
           /* Cleanup and Prep */

ci/Jenkinsfile.macos

@@ -11,7 +11,6 @@ pipeline {
 
   options {
     timestamps()
-    disableConcurrentBuilds()
     /* Prevent Jenkins jobs from running forever */
     timeout(time: 25, unit: 'MINUTES')
     /* Limit builds retained */
@@ -40,6 +39,8 @@ pipeline {
           /* Necessary to load methods */
           desktop = load 'ci/desktop.groovy'
           cmn     = load 'ci/common.groovy'
+          print "Running ${cmn.getBuildType()} build!"
+          cmn.abortPreviousRunningBuilds()
           /* Read the valid NodeJS version */
           env.NODE_VERSION = cmn.getToolVersion('node')
           /* Cleanup and Prep */

ci/Jenkinsfile.windows

@@ -24,7 +24,6 @@ pipeline {
 
   options {
     timestamps()
-    disableConcurrentBuilds()
     /* Prevent Jenkins jobs from running forever */
     timeout(time: 45, unit: 'MINUTES')
     /* Limit builds retained */
@@ -61,6 +60,8 @@ pipeline {
           /* Necessary to load methods */
           desktop = load 'ci/desktop.groovy'
           cmn     = load 'ci/common.groovy'
+          print "Running ${cmn.getBuildType()} build!"
+          cmn.abortPreviousRunningBuilds()
           /* Read the valid NodeJS version */
           env.NODE_VERSION = cmn.getToolVersion('node')
           /* Cleanup and Prep */

ci/common.groovy

@@ -1,4 +1,7 @@
 import groovy.json.JsonBuilder
+import hudson.model.Result
+import hudson.model.Run
+import jenkins.model.CauseOfInterruption.UserInterruption
 
 def version() {
   return readFile("${env.WORKSPACE}/VERSION").trim()
@@ -29,6 +32,25 @@ def getBuildType() {
   return params.BUILD_TYPE
 }
 
+@NonCPS
+def abortPreviousRunningBuilds() {
+  Run previousBuild = currentBuild.rawBuild.getPreviousBuildInProgress()
+
+  while (previousBuild != null) {
+    if (previousBuild.isInProgress()) {
+      def executor = previousBuild.getExecutor()
+      if (executor != null) {
+        echo ">> Aborting older build #${previousBuild.number}"
+        executor.interrupt(Result.ABORTED, new UserInterruption(
+          "newer build #${currentBuild.number}"
+        ))
+      }
+    }
+
+    previousBuild = previousBuild.getPreviousBuildInProgress()
+  }
+}
+
 def buildBranch(name = null, buildType = null) {
   /* default to current build type */
   buildType = buildType ? buildType : getBuildType()
@@ -241,7 +263,6 @@ def gitHubNotifyFull(urls) {
   gitHubNotify(msg)
 }
 
-
 def gitHubNotifyPRFailure() {
   def d = ":small_orange_diamond:"
   def msg = "#### :x: "