Remove support for gentoo

Openstack-Ansible does not maintain support for deploying on gentoo
so we can simplify this ansible role

Change-Id: If2a63a2743714745e0f0b0eea2ee3d5b8d4c9a35

bindep.txt

@@ -41,9 +41,6 @@ openssl-devel     [platform:rpm]
 python3-dnf       [platform:fedora]
 python3-devel     [platform:rpm]
 
-# Base requirements for Gentoo
-git               [platform:gentoo]
-
 # For SELinux
 libselinux-python3  [platform:redhat]
 libsemanage-python3 [platform:redhat]

handlers/main.yml

@@ -64,24 +64,10 @@
   shell: "ifdown {{ lxc_net_bridge }} || true"
   notify:
     - Bring bridge up
-    - Reload networkd
     - Veth check
 
 - name: Bring bridge up
   command: "ifup {{ lxc_net_bridge }}"
-  when:
-    - "ansible_distribution | lower != 'gentoo'"
-
-- name: Reload networkd
-  systemd:
-    name: "systemd-networkd"
-    state: "restarted"
-    enabled: "yes"
-    daemon_reload: "yes"
-  retries: 5
-  delay: 5
-  when:
-    - "ansible_distribution | lower == 'gentoo'"
 
 - name: Veth check
   command: "/usr/local/bin/lxc-veth-check"

tasks/lxc_install_portage.yml

@@ -1,47 +0,0 @@
----
-# Copyright 2016, Rackspace US, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-- name: Remove conflicting packages
-  portage:
-    package: "{{ lxc_hosts_remove_distro_packages }}"
-    state: absent
-  tags:
-    - lxc-ebuild-packages
-
-- name: Install gentoo packages
-  portage:
-    package: "{{ lxc_hosts_distro_packages }}"
-    state: "{{ lxc_hosts_package_state }}"
-    jobs: 4
-  register: install_packages
-  until: install_packages is success
-  retries: 5
-  delay: 2
-  tags:
-    - lxc-ebuild-packages
-
-- name: Drop irqbalance config
-  template:
-    src: "irqbalance.j2"
-    dest: "{{ system_config_dir }}/irqbalance"
-    owner: "root"
-    group: "root"
-    mode: "0644"
-  notify:
-    - Restart irqbalance
-  tags:
-    - lxc-files
-    - lxc-irqbalance
-    - lxc_hosts-config

tasks/lxc_net.yml

@@ -1,4 +1,5 @@
 ---
+
 # Copyright 2014, Rackspace US, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -41,7 +42,6 @@
   with_items: "{{ lxc_cached_network_interfaces }}"
   notify:
     - Restart bridge
-    - Reload networkd
   tags:
     - lxc-files
     - lxc-net
@@ -58,14 +58,11 @@
 # NOTE(mhayden): There are ifup hooks that handle the customized LXC container
 # networking. Starting lxc-net will trample over these hooks and cause
 # networking issues for containers.
-# NOTE(prometheanfire): lxc-net is not installed on gentoo
 - name: Disable and stop lxc-net
   service:
     name: lxc-net
     enabled: no
     state: stopped
-  when:
-    - "ansible_distribution | lower != 'gentoo'"
   tags:
     - lxc-net
 
@@ -74,8 +71,6 @@
     src: /dev/null
     path: /etc/systemd/system/lxc-net.service
     state: link
-  when:
-    - "ansible_distribution | lower != 'gentoo'"
   tags:
     - lxc-files
     - lxc-net
@@ -115,7 +110,6 @@
   changed_when: not bridge_check.stat.exists
   notify:
     - Bring bridge up
-    - Reload networkd
   tags:
     - lxc-bridge
 

tasks/lxc_pre_install.yml

@@ -32,18 +32,3 @@
     - "{{ lxc_container_cache_path }}"
   tags:
     - lxc-directories
-
-# NOTE(prometheanfire): only set the var on gentoo
-- name: fetch latest Gentoo systemd image metadata
-  uri:
-    url: "http://distfiles.gentoo.org/releases/amd64/autobuilds/latest-stage4-amd64-systemd.txt"
-    return_content: yes
-  register: _gentoo_latest_stage4_systemd_metadata
-  when:
-    - ansible_distribution | lower == 'gentoo'
-
-- name: set _lxc_hosts_container_image_url fact for gentoo
-  set_fact:
-    _lxc_hosts_container_image_url: "http://distfiles.gentoo.org/releases/amd64/autobuilds/{{ _gentoo_latest_stage4_systemd_metadata.content.split('\n')[-2].split()[0] }}"
-  when:
-    - ansible_distribution | lower == 'gentoo'

templates/prep-scripts/gentoo_systemd_prep.sh.j2

@@ -1,67 +0,0 @@
-#!/usr/bin/env bash
-set -e -x
-
-{{ lxc_cache_prep_pre_commands }}
-
-{% include 'templates/prep-scripts/_container_sys_setup.sh.j2' %}
-
-mount -t proc proc /proc
-mkdir /dev/shm
-mount -t tmpfs none /dev/shm
-chmod 1777 /dev/shm
-
-mkdir -p /etc/portage/repos.conf
-echo -n '[DEFAULT]
-main-repo = gentoo
-
-[gentoo]
-sync-type = webrsync
-sync-webrsync-verify-signature = true
-sync-openpgp-key-refresh-retry-count = 0
-sync-openpgp-key-path = /usr/share/openpgp-keys/gentoo-release.asc
-location = /usr/portage
-auto-sync = true' > /etc/portage/repos.conf/repos.conf
-emerge --sync
-emerge -C app-emulation/lxc app-emulation/lxc-templates sys-fs/lxcfs || true
-
-## Update base distribution
-# make world consistant
-USE="-build" emerge -q --complete-graph=y --jobs=4 --update --newuse --deep --with-bdeps=y @world
-# rebuild packages that might need it
-USE="-build" emerge -q --jobs=4 --usepkg=n @preserved-rebuild
-# remove unneeded packages
-USE="-build" emerge --verbose=n --ask=n --depclean
-# rebuild packages that might have somehow depended on the unneeded packages
-USE="-build" emerge -q --jobs=4 --usepkg=n @preserved-rebuild
-# update config files
-etc-update --automode -5
-
-emerge --jobs=4 {{ lxc_cache_distro_packages | join(' ') }}
-eselect python set python2.7
-rm /etc/machine-id || true
-rm /var/lib/dbus/machine-id || true
-touch /etc/machine-id
-rm /etc/sysctl.d/* || true
-echo '' > /etc/sysctl.conf
-mkdir -p /root/.ssh
-chmod 700 /root/.ssh
-eclean-dist
-mkdir -p /var/backup
-chage -I -1 -d -1 -m 0 -M 99999 -E -1 root
-systemctl disable systemd-resolved.service || true
-#systemctl mask systemd-resolved.service || true
-
-{% for locale in lxc_cache_locales %}
-echo "{{ locale }}" >> /etc/locale.gen
-{% if loop.first | bool %}
-{% endif %}
-{% endfor %}
-locale-gen
-
-# Set the IP of the lxcbr0 interface as the DNS server
-echo "nameserver {{ lxc_net_address }}" > /etc/resolv.conf
-systemctl enable systemd-networkd
-umount -f /dev/shm
-rmdir /dev/shm
-umount -f /proc
-{{ lxc_cache_prep_post_commands }}

vars/gentoo.yml

@@ -1,47 +0,0 @@
----
-# Copyright 2016, Rackspace US, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-_lxc_cache_map:
-  distro: gentoo
-  arch: "{{ lxc_architecture_mapping.get( ansible_architecture ) }}"
-  release: 17.0-systemd
-  copy_from_host:
-    - /etc/portage/make.conf
-    - /etc/portage/package.keywords/*
-    - /etc/portage/package.use/*
-    - /etc/environment
-    - /etc/localtime
-    - /etc/protocols
-
-_lxc_cache_prep_template: "prep-scripts/gentoo_systemd_prep.sh.j2"
-
-_lxc_cache_prep_timeout: 1800
-_lxc_cache_locales:
-  - "en_US.UTF-8 UTF-8"
-
-_lxc_cache_distro_packages:
-  - app-portage/gentoolkit
-  - app-misc/ca-certificates
-  - sys-process/cronie
-  - sys-apps/dbus
-  - sys-apps/iproute2
-  - net-misc/iputils
-  - virtual/libffi
-  - dev-libs/openssl
-  - net-misc/openssh
-  - net-misc/rsync
-  - app-admin/sudo
-  - app-arch/tar
-  - net-misc/wget