Fix molecule

Change-Id: I5af66980cfc1ffebea46cdbc4b29fdf6786ba879

playbooks/molecule/post-run.yaml

@@ -3,3 +3,5 @@
   tasks:
     - name: molecule destroy
       shell: "{{ molecule_executable }} destroy"
+      args:
+        chdir: "{{ zuul.project.src_dir }}"

playbooks/molecule/pre-run.yaml

@@ -10,9 +10,9 @@
   tasks:
     - name: molecule prepare
       shell: "{{ molecule_executable }} prepare"
+      args:
+        chdir: "{{ zuul.project.src_dir }}"
 
-- hosts: localhost
-  tasks:
     - name: Grab the Molecule instance configuration
       set_fact:
         molecule_instance_config: "{{ lookup('file', molecule_instance_config_path) | from_yaml }}"

playbooks/molecule/run.yaml

@@ -3,7 +3,15 @@
   tasks:
     - name: molecule converge
       shell: "{{ molecule_executable }} converge"
+      args:
+        chdir: "{{ zuul.project.src_dir }}"
+
     - name: molecule idempotence
       shell: "{{ molecule_executable }} idempotence"
+      args:
+        chdir: "{{ zuul.project.src_dir }}"
+
     - name: molecule verify
       shell: "{{ molecule_executable }} verify"
+      args:
+        chdir: "{{ zuul.project.src_dir }}"