Vagrant: Introduce CentOS8

+ Full ansible compatibility
- Docker currently not working in Centos8 as it was not yet released

Signed-off-by: Peter Mikus <pmikus@cisco.com>
Change-Id: I837091621db6bbebc9fee729496384cabe2f5357

4 files changed, 73 insertions, 53 deletions

diff --git a/resources/tools/vagrant/ansible/group_vars/vppdevice.yml b/resources/tools/vagrant/ansible/group_vars/vppdevice.yml
index ffa60e2295..b920c3be18 100644
--- a/resources/tools/vagrant/ansible/group_vars/vppdevice.yml
+++ b/resources/tools/vagrant/ansible/group_vars/vppdevice.yml
@@ -1,4 +1,6 @@
 ---
+# Ansible interpreter (for PIP)
+ansible_python_interpreter: 'python3'
 # Settings for VPP Device host group
 csit:
   home: '/home/vagrant/csit'
diff --git a/resources/tools/vagrant/ansible/roles/common/tasks/main.yml b/resources/tools/vagrant/ansible/roles/common/tasks/main.yml
index 68d7751b6a..1d4d273971 100644
--- a/resources/tools/vagrant/ansible/roles/common/tasks/main.yml
+++ b/resources/tools/vagrant/ansible/roles/common/tasks/main.yml
@@ -1,16 +1,6 @@
 ---
 # file: common/tasks/main.yml
 
-- name: Install required common system packages
-  apt:
-    name:
-      - 'apt-transport-https'
-      - 'ca-certificates'
-      - 'curl'
-      - 'software-properties-common'
-    state: 'latest'
-    cache_valid_time: 3600
-
 - name: Set /bin/sh to bash instead of dash
   alternatives:
     name: sh
diff --git a/resources/tools/vagrant/ansible/roles/csit/defaults/main.yml b/resources/tools/vagrant/ansible/roles/csit/defaults/main.yml
new file mode 100644
index 0000000000..e390adb6b4
--- /dev/null
+++ b/resources/tools/vagrant/ansible/roles/csit/defaults/main.yml
@@ -0,0 +1,37 @@
+---
+# file: csit/defaults/main.yml
+
+csit_packages: "{{ csit_packages_base + csit_packages_by_distro[ansible_distribution|lower] }}"
+
+csit_packages_base:
+  - 'curl'
+  - 'python3-cffi'
+  - 'python3-pip'
+  - 'python3-setuptools'
+  - 'virtualenv'
+  - 'wget'
+
+csit_packages_by_distro:
+  centos:
+    - 'autoconf'
+    - 'automake'
+    - 'binutils'
+    - 'bison'
+    - 'flex'
+    - 'gcc'
+    - 'gcc-c++'
+    - 'gdb'
+    - 'glibc-devel'
+    - 'libpcap-devel'
+    - 'libtool'
+    - 'make'
+    - 'pkgconf'
+    - 'pkgconf-m4'
+    - 'pkgconf-pkg-config'
+    - 'redhat-rpm-config'
+    - 'rpm-build'
+    - 'rpm-sign'
+    - 'strace'
+  ubuntu:
+    - 'build-essential'
+    - 'libpcap-dev'
diff --git a/resources/tools/vagrant/ansible/roles/csit/tasks/main.yml b/resources/tools/vagrant/ansible/roles/csit/tasks/main.yml
index d684d8ea12..64a4872777 100644
--- a/resources/tools/vagrant/ansible/roles/csit/tasks/main.yml
+++ b/resources/tools/vagrant/ansible/roles/csit/tasks/main.yml
@@ -1,57 +1,48 @@
 ---
 # file: csit/tasks/main.yml
 
-- name: Upload config to rename network interfaces
-  copy:
-    src: 'files/99-vppdevice.yaml'
-    dest: '/etc/netplan/99-vppdevice.yaml'
-    owner: 'root'
-    group: 'root'
-    mode: 0644
+# TODO: Temporarily disabling due to Centos8 not having netplan.
+#       Finding better solution via udev requires some work and testing.
+#- name: Upload config to rename network interfaces
+#  copy:
+#    src: 'files/99-vppdevice.yaml'
+#    dest: '/etc/netplan/99-vppdevice.yaml'
+#    owner: 'root'
+#    group: 'root'
+#    mode: 0644
+#- name: Apply network config changes
+#  command: '/usr/sbin/netplan apply'
+
+- name: Centos8 install epel repositories
+  dnf:
+    name:
+      - 'epel-release'
+  when:
+    - ansible_distribution|lower == 'centos'
 
-- name: Apply network config changes
-  command: '/usr/sbin/netplan apply'
+- name: Centos8 enable epel repositories
+  command: 'dnf config-manager --set-enabled PowerTools'
+  when:
+    - ansible_distribution|lower == 'centos'
 
 - name: Install required system tools and packages
-  apt:
-    name:
-      - 'curl'
-      - 'libpcap-dev'
-      - 'python3-all'
-      - 'python3-apt'
-      - 'python3-cffi'
-      - 'python3-cffi-backend'
-      - 'python3-dev'
-      - 'python3-pip'
-      - 'python3-setuptools'
-      - 'virtualenv'
-      - 'wget'
-    state: 'present'
-    cache_valid_time: 3600
+  package:
+    name: "{{ csit_packages | join(',') }}"
+    state: 'latest'
+    update_cache: 'yes'
 
 - name: Adjust number of hugepages
   sysctl:
     name: 'vm.nr_hugepages'
-    value: 512
+    value: '512'
     state: 'present'
     sysctl_file: '/etc/sysctl.d/90-csit.conf'
     reload: 'yes'
 
-- name: Add an Apt signing key, for docker-ce repository
-  apt_key:
-    url: 'https://download.docker.com/linux/ubuntu/gpg'
-    state: 'present'
-
-- name: Add docker-ce apt repository if not present
-  apt_repository:
-    repo: 'deb https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable'
-    state: 'present'
-
-- name: Install docker-ce if it's not already installed
-  apt:
-    name: 'docker-ce'
-    state: 'present'
-    cache_valid_time: 3600
+- name: Install docker-ce
+  command: |
+      curl -fsSL https://get.docker.com -o get-docker.sh &&
+      sudo sh get-docker.sh
 
 - name: "Add user for running tests: {{ csit.test_user.name }}"
   user:
@@ -64,13 +55,13 @@
   lineinfile:
     path: '/etc/sudoers.d/{{ csit.test_user.name }}'
     line: '{{ csit.test_user.name }} ALL=(ALL) NOPASSWD:ALL'
-    create: yes
+    create: 'yes'
 
 - name: Add vagrant user to docker group
   user:
     name: 'vagrant'
     groups:
-      - docker
+      - 'docker'
 
 - name: Reload groups for current session
   command: '/usr/bin/newgrp docker'
@@ -86,6 +77,7 @@
   lineinfile:
     path: '/etc/modules'
     line: '{{ item }}'
+    create: 'yes'
     state: 'present'
     insertafter: EOF
   with_items:
@@ -100,7 +92,6 @@
     version: '{{ csit.repository.version }}'
 
 - name: Install and update pip and virtualenv
-  become_user: vagrant
   pip:
     name:
       - 'virtualenv'