Initial commit of PHP role

- Added packages needed to run Wordpress on main ONF website

Change-Id: Id810213e5cd3696310780a4b6799b471501d2184
diff --git a/molecule/default/converge.yml b/molecule/default/converge.yml
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+++ b/molecule/default/converge.yml
@@ -0,0 +1,12 @@
+---
+# php molecule/default/verify.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+
+- name: Converge
+  hosts: all
+  tasks:
+    - name: "Include php"
+      include_role:
+        name: "php"
diff --git a/molecule/default/molecule.yml b/molecule/default/molecule.yml
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+++ b/molecule/default/molecule.yml
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+---
+# php molecule/default/molecule.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+
+dependency:
+  name: galaxy
+driver:
+  name: docker
+platforms:
+  - name: "ubuntu-18.04-priv"
+    image: "quay.io/paulfantom/molecule-systemd:ubuntu-18.04"
+    privileged: true
+    volumes:
+      - "/sys/fs/cgroup:/sys/fs/cgroup:ro"
+  - name: "debian-10-priv"
+    image: "quay.io/paulfantom/molecule-systemd:debian-10"
+    privileged: true
+    volumes:
+      - "/sys/fs/cgroup:/sys/fs/cgroup:ro"
+provisioner:
+  name: ansible
+  playbooks:
+    prepare: prepare.yml
+  inventory:
+    host_vars:
+      debian-10-priv:
+        ansible_python_interpreter: /usr/bin/python3
+verifier:
+  name: ansible
diff --git a/molecule/default/prepare.yml b/molecule/default/prepare.yml
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+++ b/molecule/default/prepare.yml
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+---
+# php molecule/default/prepare.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+
+- name: Prepare
+  hosts: all
+  vars:
+    acme_username: "www-data"  # make independent of the acme role
+    vhosts:
+      - name: "php.example.com"
+        default_server: true
+        php: true
+
+  pre_tasks:
+    - name: Install GPG to support adding apt repo keys
+      apt:
+        name: "gpg"
+        state: "present"
+        update_cache: true
+
+  roles:
+    - nginx
diff --git a/molecule/default/verify.yml b/molecule/default/verify.yml
new file mode 100644
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+++ b/molecule/default/verify.yml
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+---
+# php molecule/default/verify.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+
+- name: Verify
+  hosts: all
+  vars:
+    nginx_static_dir: "/srv/sites/"
+  tasks:
+
+    # Test PHP-FPM
+    - name: Create a php test file
+      copy:
+        dest: "{{ nginx_static_dir }}/php.example.com/example.php"
+        mode: 0644
+        content: "<?php var_export($_SERVER)?>"
+
+    - name: Retrieve php script output
+      uri:
+        url: http://127.0.0.1/example.php
+        headers:
+          Host: "php.example.com"
+        status_code: 200
+        return_content: true
+      register: webpagephp
+      failed_when: "'SCRIPT_FILENAME' not in webpagephp.content"
+
+    - name: Display php script output
+      debug:
+        var: webpagephp
+
+    - name: Delete php test file
+      file:
+        path: "{{ nginx_static_dir }}/php.example.com/example.php"
+        state: absent