Add neovim support in tacker installer

Introduce neovim [1], an enhanced vim, instead of vim because of easy
installation and better performance.

[1] https://neovim.io/

Signed-off-by: Yasufumi Ogawa <yasufum.o@gmail.com>
Change-Id: Idfd42f1433c9a715ba0190838a557335e19533f4

vagrant/devstack/README.md

@@ -100,3 +100,12 @@ $ ./stack.sh
 
 See instruction how to configure `local.conf` described in
 [DevStack Quick Start](https://docs.openstack.org/devstack/latest/).
+
+### Editor support
+
+Although you can use any editors on the setup VM, it provides `vim` and
+`neovim` with minimal configurations for LSP.
+You can choose the editor by configuring parameters related vim
+in `group_vars/all.yml`, so turn it `false` if you don't use the
+support.
+

vagrant/devstack/group_vars/all.yml

@@ -16,10 +16,13 @@ fixed_range: 10.4.128.0/20
 
 # 2. Configure optional tools on controller node
 
+# Use the latest stable Neovim.
+use_neovim: true
+
 # Use the latest vim on `ppa:jonathonf/vim`, and use plugins with
 # vim-plug.
-use_vim_latest: true
+use_vim_latest: false
-use_vim_extra_plugins: true
+use_vim_extra_plugins: false
 
 # Clone tacker in addition to devstack.
 use_tacker: true

vagrant/devstack/roles/ubuntu-focal/controller/tasks/basic_pkgs.yml

@@ -1,15 +1,25 @@
 ---
-- name: install basic packages
+- name: install python and libs
   become: yes
   apt: name={{ item }} update_cache=yes
   with_items:
       - python3
       - python3-dev
       - python3-pip
-      - bridge-utils
+
+- name: install git tools
+  become: yes
+  apt: name={{ item }}
+  with_items:
       - git
       - git-review
 
+- name: install networking tools
+  become: yes
+  apt: name={{ item }}
+  with_items:
+      - bridge-utils
+
 - name: upgrade apt packages
   become: yes
   apt:

vagrant/devstack/roles/ubuntu-focal/controller/tasks/main.yml

@@ -14,6 +14,9 @@
 - include: vim_extra_plugins.yml
   when: use_vim_extra_plugins == true
 
+- include: neovim.yml
+  when: use_neovim == true
+
 - include: devstack.yml
 
 - include: setup_tacker.yml

vagrant/devstack/roles/ubuntu-focal/controller/tasks/neovim.yml

@@ -0,0 +1,22 @@
+---
+- name: install neovim
+  become: yes
+  unarchive:
+      src=https://github.com/neovim/neovim/releases/download/stable/nvim-linux64.tar.gz
+      dest=/usr/local
+      remote_src=yes
+
+- name: set PATH for '.local/bin'
+  lineinfile:
+      line="export PATH=/usr/local/nvim-linux64/bin:$PATH"
+      dest={{ ansible_env.HOME }}/.bashrc
+
+- name: install latest nodejs for nvim coc
+  become: yes
+  shell: curl -sL install-node.vercel.app | sudo bash -s -- --yes
+
+- name: install latest yarn for nvim coc
+  become: yes
+  npm:
+    name: yarn
+    global: yes

vagrant/devstack/roles/ubuntu-jammy/controller/tasks/basic_pkgs.yml

@@ -1,15 +1,25 @@
 ---
-- name: install basic packages
+- name: install python and libs
   become: yes
   apt: name={{ item }} update_cache=yes
   with_items:
       - python3
       - python3-dev
       - python3-pip
-      - bridge-utils
+
+- name: install git tools
+  become: yes
+  apt: name={{ item }}
+  with_items:
       - git
       - git-review
 
+- name: install networking tools
+  become: yes
+  apt: name={{ item }}
+  with_items:
+      - bridge-utils
+
 - name: upgrade apt packages
   become: yes
   apt:

vagrant/devstack/roles/ubuntu-jammy/controller/tasks/main.yml

@@ -14,6 +14,9 @@
 - include: vim_extra_plugins.yml
   when: use_vim_extra_plugins == true
 
+- include: neovim.yml
+  when: use_neovim == true
+
 - include: devstack.yml
 
 - include: setup_tacker.yml

vagrant/devstack/roles/ubuntu-jammy/controller/tasks/neovim.yml

@@ -0,0 +1,22 @@
+---
+- name: install neovim
+  become: yes
+  unarchive:
+      src=https://github.com/neovim/neovim/releases/download/stable/nvim-linux64.tar.gz
+      dest=/usr/local
+      remote_src=yes
+
+- name: set PATH for '.local/bin'
+  lineinfile:
+      line="export PATH=/usr/local/nvim-linux64/bin:$PATH"
+      dest={{ ansible_env.HOME }}/.bashrc
+
+- name: install latest nodejs for nvim coc
+  become: yes
+  shell: curl -sL install-node.vercel.app | sudo bash -s -- --yes
+
+- name: install latest yarn for nvim coc
+  become: yes
+  npm:
+    name: yarn
+    global: yes