Move legacy-gearman-plugin-mavin-build away from Trusty

Make a non-trusty-dependent duplicate of the
legacy-gearman-plugin-mavin-build-ubuntu-trusty job so we can remove
the trusty-based job.

Change-Id: I5c76030077959e76c8c2caf175392c7111c044e6

playbooks/legacy/gearman-plugin-maven-build/run.yaml

@@ -0,0 +1,62 @@
+- hosts: all
+  name: Autoconverted job legacy-gearman-plugin-maven-build-ubuntu-trusty from old
+    job gate-gearman-plugin-maven-build-ubuntu-trusty
+  roles:
+    - bindep
+
+  tasks:
+
+    - name: Ensure legacy workspace directory
+      file:
+        path: '{{ ansible_user_dir }}/workspace'
+        state: directory
+
+    - shell:
+        cmd: |
+          set -e
+          set -x
+          CLONEMAP=`mktemp`
+          function cleanup {
+              # In cases where zuul-cloner is aborted during a git
+              # clone operation, git will remove the git work tree in
+              # its cleanup. The work tree in these jobs is the
+              # workspace directory, which means that subsequent
+              # jenkins post-build actions can not run because the
+              # workspace has been removed.
+              # To reduce the likelihood of this having an impact,
+              # recreate the workspace directory if needed
+              mkdir -p $WORKSPACE
+              rm -f $CLONEMAP
+          }
+          trap cleanup EXIT
+          cat > $CLONEMAP << EOF
+          clonemap:
+            - name: $ZUUL_PROJECT
+              dest: .
+          EOF
+          /usr/zuul-env/bin/zuul-cloner -m $CLONEMAP --cache-dir /opt/git \
+              https://opendev.org $ZUUL_PROJECT
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'
+
+    - shell:
+        cmd: |
+          set -x
+          sudo rm -f /etc/sudoers.d/zuul
+          # Prove that general sudo access is actually revoked
+          ! sudo -n true
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'
+
+    - shell:
+        cmd: |
+          set -e
+          set -x
+          /usr/local/jenkins/slave_scripts/version-properties.sh
+          source version.properties
+          mvn clean package -B -Dproject-version=$PROJECT_VER
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'

zuul.d/zuul-legacy-jobs.yaml

@@ -44,6 +44,12 @@
     timeout: 1800
     nodeset: legacy-ubuntu-trusty
 
+- job:
+    name: legacy-gearman-plugin-maven-build
+    parent: legacy-base
+    run: playbooks/legacy/gearman-plugin-maven-build/run.yaml
+    timeout: 1800
+
 - job:
     name: legacy-grenade-dsvm-cinder-mn-sub-bak
     parent: legacy-dsvm-base-multinode