ansible: Add and manage replacement git-mirror instance
authorKienan Stewart <kstewart@efficios.com>
Wed, 9 Aug 2023 15:52:54 +0000 (11:52 -0400)
committerKienan Stewart <kstewart@efficios.com>
Wed, 9 Aug 2023 20:03:12 +0000 (16:03 -0400)
Signed-off-by: Kienan Stewart <kstewart@efficios.com>
Change-Id: Ib38ceeca6f83b05e975ad7013fcd6d2d52e793f3

13 files changed:
automation/ansible/host_vars/git-mirror02.yml [new file with mode: 0644]
automation/ansible/hosts
automation/ansible/roles/gitmirror/defaults/main.yml [new file with mode: 0644]
automation/ansible/roles/gitmirror/files/grokmirror_2.0.11-1_all.deb [new file with mode: 0644]
automation/ansible/roles/gitmirror/files/update.sh [new file with mode: 0644]
automation/ansible/roles/gitmirror/handlers/main.yml [new file with mode: 0644]
automation/ansible/roles/gitmirror/tasks/main.yml [new file with mode: 0644]
automation/ansible/roles/gitmirror/tasks/mirror_instance.yml [new file with mode: 0644]
automation/ansible/roles/gitmirror/templates/apache2.conf.j2 [new file with mode: 0644]
automation/ansible/roles/gitmirror/templates/cgitrc.j2 [new file with mode: 0644]
automation/ansible/roles/gitmirror/templates/grokmirror.conf.j2 [new file with mode: 0644]
automation/ansible/site.yml
automation/ansible/vars/ci-instances.yml

diff --git a/automation/ansible/host_vars/git-mirror02.yml b/automation/ansible/host_vars/git-mirror02.yml
new file mode 100644 (file)
index 0000000..f5961e8
--- /dev/null
@@ -0,0 +1,61 @@
+---
+cgit_sections:
+  - section: git
+    clone-url: git://git-mirror.internal.efficios.com/git/$CGIT_REPO_URL
+    scan-path: /storage/git-mirror/gitdaemon/export/git
+  - section: kernel
+    clone-url: git://git-mirror.internal.efficios.com/kernel/$CGIT_REPO_URL
+    project-list: /storage/git-mirror/gitdaemon/kernel/projects.list
+    scan-path: /storage/git-mirror/gitdaemon/export/kernel
+  - section: lttng
+    clone-url: git://git-mirror.internal.efficios.com/lttng/$CGIT_REPO_URL
+    project-list: /storage/git-mirror/gitdaemon/lttng/projects.list
+    scan-path: /storage/git-mirror/gitdaemon/export/lttng
+  - section: efficios
+    clone-url: git://git-mirror.internal.efficios.com/efficios/$CGIT_REPO_URL
+    project-list: /storage/git-mirror/gitdaemon/efficios/projects.list
+    scan-path: /storage/git-mirror/gitdaemon/export/efficios
+cgit_export_links:
+  efficios: '../efficios'
+  lttng: '../lttng'
+  git: '../git'
+  kernel: '../kernel/pub/scm/linux/kernel/git'
+
+git_daemon_conf:
+  GIT_DAEMON_ENABLE: 'true'
+  GIT_DAEMON_USER: 'gitdaemon'
+  GIT_DAEMON_OPTIONS: '"--export-all --max-connections=128"'
+  GIT_DAEMON_BASE_PATH: '/storage/git-mirror/gitdaemon/export'
+  GIT_DAEMON_DIRECTORY: '/storage/git-mirror/gitdaemon/export'
+
+grokmirror_instances:
+  efficios.com:
+    core:
+      toplevel: '/storage/git-mirror/gitdaemon/efficios'
+      log: '/var/log/grokmirror/efficioscom.log'
+    remote:
+      site: 'https://git.efficios.com'
+    pull:
+      exclude: '*/deliverable/*'
+  lttng.org:
+    core:
+      toplevel: '/storage/git-mirror/gitdaemon/lttng'
+      log: '/var/log/grokmirror/lttngorg.log'
+    remote:
+      site: 'https://git.lttng.org'
+  kernel.org:
+    core:
+      toplevel: '/storage/git-mirror/gitdaemon/kernel'
+      log: '/var/log/grokmirror/kernelorg.log'
+    remote:
+      site: 'https://git.kernel.org'
+    pull:
+      projectslist_trimtop: '/pub/scm/linux/kernel/git'
+      include:
+        - '/pub/scm/linux/kernel/git/torvalds/linux.git'
+        - '/pub/scm/linux/kernel/git/stable/linux.git'
+        - '/pub/scm/linux/kernel/git/next/linux-next.git'
+        - '/pub/scm/linux/kernel/git/rt/linux-rt-devel.git'
+        - '/pub/scm/linux/kernel/git/rt/linux-stable-rt.git'
+        - '/pub/scm/linux/kernel/git/rseq/linux-rseq.git'
+      refresh: '3600'
index 22f95abd033e5d10e09e75ad8df8b3baa2c4120a..1b18de0a51f6e218ab00a16e23f958ecf28ed44f 100644 (file)
@@ -182,3 +182,6 @@ node
 
 [py3_hosts:vars]
 ansible_python_interpreter=python3
+
+[gitmirror]
+git-mirror02
\ No newline at end of file
diff --git a/automation/ansible/roles/gitmirror/defaults/main.yml b/automation/ansible/roles/gitmirror/defaults/main.yml
new file mode 100644 (file)
index 0000000..6d7bdaf
--- /dev/null
@@ -0,0 +1,73 @@
+---
+cgit_configuration:
+  - ['root-title', 'EfficiOS local git mirror']
+  - ['root-desc', 'mirror of common repositories used by the CI']
+  - ['enable-git-config', '1']
+  - ['enable-index-links', '1']
+  - ['enable-log-filecount', '1']
+  - ['enable-log-linecount', '1']
+  - ['css', '/cgit-css/cgit.css']
+  - ['logo', '/cgit-css/cgit.png']
+  - ['favicon', '/cgit-css/favicon.ico']
+cgit_export_links: {}
+cgit_sections: {}
+cgit_tls_cert: '/etc/ssl/certs/internal.efficios.com.pem'
+cgit_tls_key: '/etc/ssl/private/internal.efficios.com.key'
+
+git_daemon_conf:
+  GIT_DAEMON_ENABLE: 'false'
+  GIT_DAEMON_USER: 'gitdaemon'
+  GIT_DAEMON_BASE_PATH: '/var/lib'
+  GIT_DAEMON_DIRECTORY: '/var/lib/git'
+
+grokmirror_instances: {}
+grokmirror_instance_defaults:
+  core:
+    manifest: '${toplevel}/manifest.js.gz'
+    loglevel: 'info'
+    objstore: '${toplevel}/objstore'
+  manifest:
+    pretty: 'no'
+    fetch_objstore: 'no'
+    ignore:
+      - /testing/*
+      - /private/*
+    check_export_ok: 'no'
+  remote:
+    manifest: '${site}/manifest.js.gz'
+  pull:
+    projectslist: '${core:toplevel}/projects.list'
+    projectslist_trimtop: ''
+    post_update_hook: ''
+    purge: 'yes'
+    purgeprotect: '5'
+    default_owner: 'Grokmirror User'
+    remotename: '_grokmirror'
+    pull:threads: '2'
+    retries: '3'
+    include: '*'
+    refresh: '600'
+  fsck:
+    frequency: '30'
+    statusfile: '${core:toplevel}/fsck.status.js'
+    ignore_errors:
+      - 'notice:'
+      - 'warning: disabling bitmap writing'
+      - 'ignoring extra bitmap file'
+      - 'missingTaggerEntry'
+      - 'missingSpaceBeforeDate'
+    reclone_on_errors:
+      - 'fatal: bad tree object'
+      - 'fatal: Failed to traverse parents'
+      - 'missing commit'
+      - 'missing blob'
+      - 'missing tree'
+      - 'broken link'
+    repack: 'yes'
+    extra_repack_flags: ''
+    extra_repack_flags_full: '--window=250 --depth=50'
+    commitgraph: 'yes'
+    prune: 'yes'
+    precious: 'yes'
+    baselines: ''
+    islandcores: ''
diff --git a/automation/ansible/roles/gitmirror/files/grokmirror_2.0.11-1_all.deb b/automation/ansible/roles/gitmirror/files/grokmirror_2.0.11-1_all.deb
new file mode 100644 (file)
index 0000000..e12f34f
Binary files /dev/null and b/automation/ansible/roles/gitmirror/files/grokmirror_2.0.11-1_all.deb differ
diff --git a/automation/ansible/roles/gitmirror/files/update.sh b/automation/ansible/roles/gitmirror/files/update.sh
new file mode 100644 (file)
index 0000000..d4379db
--- /dev/null
@@ -0,0 +1,58 @@
+#!/usr/bin/env bash
+
+set -eu
+
+# sudo -u gitdaemon git clone --mirror git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git
+
+update_git() {
+    local repodir="$1"
+    local origin="$2"
+
+    if [ ! -d "${repodir}" ] ; then
+        git clone --bare "${origin}" "${repodir}"
+    fi
+
+    pushd "$repodir"
+
+    git remote update
+    #git gc
+    mkdir -p info/web
+    git for-each-ref --sort=-committerdate --format='%(committerdate:iso8601)' --count=1 >info/web/last-modified
+
+    popd
+}
+
+##
+# Vanilla composite repo
+##
+
+update_git linux-all.git/ https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
+
+pushd linux-all.git/
+## Add stable if needed
+if ! git remote | grep -q stable ; then
+    git remote add stable https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
+    git fetch stable
+fi
+## Delete broken tree tags
+git tag -d v2.6.11 || true
+git tag -d v2.6.11-tree || true
+popd
+
+##
+# Ubuntu kernels
+##
+
+update_git ubuntu-xenial.git/ https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/xenial
+
+update_git ubuntu-bionic.git/ git://kernel.ubuntu.com/ubuntu/ubuntu-bionic.git
+
+update_git ubuntu-focal.git/ git://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/focal
+
+update_git ubuntu-jammy.git/ git://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/jammy
+
+##
+# GDB repos
+##
+
+update_git binutils-gdb.git/ git://sourceware.org/git/binutils-gdb.git
diff --git a/automation/ansible/roles/gitmirror/handlers/main.yml b/automation/ansible/roles/gitmirror/handlers/main.yml
new file mode 100644 (file)
index 0000000..ca512a8
--- /dev/null
@@ -0,0 +1,13 @@
+---
+- name: Restart apache
+  ansible.builtin.systemd:
+    name: apache2
+    state: restarted
+- name: Restart git-daemon
+  ansible.builtin.systemd:
+    name: git-daemon
+    state: restarted
+- name: Restart grok-pull
+  ansible.builtin.systemd:
+    name: "grok-pull@{{name}}"
+    state: restarted
diff --git a/automation/ansible/roles/gitmirror/tasks/main.yml b/automation/ansible/roles/gitmirror/tasks/main.yml
new file mode 100644 (file)
index 0000000..e726602
--- /dev/null
@@ -0,0 +1,137 @@
+---
+- name: Install cgit
+  ansible.builtin.apt:
+    name: ['cgit', 'apache2']
+- include_role:
+    name: common
+    tasks_from: certs
+- name: Configure cgit
+  ansible.builtin.template:
+    src: cgitrc.j2
+    dest: /etc/cgitrc
+- name: Configure apache2
+  block:
+    - name: Enable cgit configuration
+      ansible.builtin.command:
+        argv: ['a2enconf', 'cgit.conf']
+        creates: /etc/apache2/conf-enabled/cgit.conf
+      notify:
+        - Restart apache
+    - name: Disable default site
+      ansible.builtin.command:
+        argv: ['a2dissite', '000-default.conf']
+        removes: /etc/apache2/sites-enabled/000-default.conf
+      notify:
+        - Restart apache
+    - name: Enable https
+      ansible.builtin.command:
+        argv: ['a2enmod', 'ssl']
+        creates: '/etc/apache2/mods-enabled/ssl.conf'
+      notify:
+        - Restart apache
+    - name: Enable cgid
+      ansible.builtin.command:
+        argv: ['a2enmod', 'cgid']
+        creates: '/etc/apache2/mods-enabled/cgid.conf'
+      notify:
+        - Restart apache
+    - name: Manage apache2 cgit site configuration
+      ansible.builtin.template:
+        src: apache2.conf.j2
+        dest: /etc/apache2/sites-available/cgit.conf
+      notify:
+        - Restart apache
+    - name: Enable cgit site configuration
+      ansible.builtin.command:
+        argv: ['a2ensite', 'cgit.conf']
+        creates: /etc/apache2/sites-enabled/cgit.conf
+      notify:
+        - Restart apache
+- name: Install git-daemon
+  ansible.builtin.apt:
+    name: ['git-daemon-sysvinit']
+- name: Create git-daemon base path
+  when: git_daemon_conf.GIT_DAEMON_BASE_PATH
+  ansible.builtin.file:
+    path: "{{git_daemon_conf.GIT_DAEMON_BASE_PATH}}"
+    state: directory
+    owner: gitdaemon
+    group: gitdaemon
+- name: Configure git-daemon
+  with_items: "{{git_daemon_conf|dict2items}}"
+  community.general.ini_file:
+    path: /etc/default/git-daemon
+    option: "{{item.key}}"
+    value: "{{item.value}}"
+    no_extra_spaces: true
+  notify:
+    - Restart git-daemon
+- name: Create git-daemon group
+  ansible.builtin.group:
+    system: true
+    name: gitdaemon
+- name: Add www-data to the git-daemon group
+  ansible.builtin.user:
+    name: www-data
+    append: true
+    groups: ['gitdaemon']
+- name: Install grokmirror
+  block:
+    - ansible.builtin.copy:
+        src: files/grokmirror_2.0.11-1_all.deb
+        dest: /root/grokmirror.deb
+      register: grokmirror_deb
+    - when: grokmirror_deb.changed
+      ansible.builtin.command:
+        argv: ['apt', 'install', '-y', '/root/grokmirror.deb']
+    - ansible.builtin.file:
+        state: directory
+        dest: /etc/grokmirror
+- name: Create grokmirror log directory
+  ansible.builtin.file:
+    state: directory
+    dest: /var/log/grokmirror
+    owner: gitdaemon
+    group: root
+    mode: '0755'
+- ansible.builtin.file:
+    state: directory
+    dest: /storage/git-mirror/gitdaemon
+    owner: gitdaemon
+    group: gitdaemon
+- name: Create grokmirror configs
+  include_tasks:
+    file: mirror_instance.yml
+  with_items: "{{grokmirror_instances|dict2items}}"
+  vars:
+    name: "{{item.key}}"
+    mirror: "{{item.value}}"
+- name: Create legacy pull directory
+  ansible.builtin.file:
+    state: directory
+    dest: /storage/git-mirror/gitdaemon/git
+    owner: gitdaemon
+    group: gitdaemon
+- name: Create legacy pull script
+  ansible.builtin.copy:
+    src: update.sh
+    dest: /storage/git-mirror/gitdaemon/git/update.sh
+    mode: '0750'
+    owner: gitdaemon
+    group: gitdaemon
+- name: Install cron
+  ansible.builtin.apt:
+    name: cron
+- name: Manage legacy pull cron job
+  ansible.builtin.cron:
+    name: gitmirror
+    cron_file: gitmirror
+    minute: '*/30'
+    job: 'cd /storage/git-mirror/gitdaemon/git && ./update.sh >/dev/null 2>&1'
+    user: gitdaemon
+- name: Link cgit export directories
+  with_items: "{{cgit_export_links|dict2items}}"
+  ansible.builtin.file:
+    state: link
+    src: "{{item.value}}"
+    path: "/storage/git-mirror/gitdaemon/export/{{item.key}}"
diff --git a/automation/ansible/roles/gitmirror/tasks/mirror_instance.yml b/automation/ansible/roles/gitmirror/tasks/mirror_instance.yml
new file mode 100644 (file)
index 0000000..22c7703
--- /dev/null
@@ -0,0 +1,22 @@
+---
+- name: Create storage directory
+  ansible.builtin.file:
+    path: "{{mirror.core.toplevel}}"
+    state: directory
+    owner: gitdaemon
+    group: gitdaemon
+
+- name: Deploy config file
+  ansible.builtin.template:
+    dest: "/etc/grokmirror/{{name}}.conf"
+    src: grokmirror.conf.j2
+  vars:
+    name: "{{name}}"
+    data: "{{grokmirror_instance_defaults|combine(mirror, recursive=true)}}"
+  notify:
+    - Restart grok-pull
+
+- name: Systemd service
+  ansible.builtin.systemd:
+    name: "grok-pull@{{name}}"
+    state: started
diff --git a/automation/ansible/roles/gitmirror/templates/apache2.conf.j2 b/automation/ansible/roles/gitmirror/templates/apache2.conf.j2
new file mode 100644 (file)
index 0000000..d302abf
--- /dev/null
@@ -0,0 +1,25 @@
+<VirtualHost *:80>
+  ServerAdmin webmaster@localhost
+  DocumentRoot /var/www/html
+  ErrorLog ${APACHE_LOG_DIR}/error.log
+  CustomLog ${APACHE_LOG_DIR}/access.log combined
+
+  RedirectMatch ^/$ /cgit/
+</VirtualHost>
+
+{% if cgit_tls_key and cgit_tls_cert %}
+<VirtualHost *:443>
+  ServerAdmin webmaster@localhost
+  DocumentRoot /var/www/html
+  ErrorLog ${APACHE_LOG_DIR}/error.log
+  CustomLog ${APACHE_LOG_DIR}/access.log combined
+
+  SSLEngine on
+  SSLCertificateFile {{cgit_tls_cert}}
+  SSLCertificateKeyFile {{cgit_tls_key}}
+
+  RedirectMatch ^/$ /cgit/
+
+</VirtualHost>
+
+{% endif %}
\ No newline at end of file
diff --git a/automation/ansible/roles/gitmirror/templates/cgitrc.j2 b/automation/ansible/roles/gitmirror/templates/cgitrc.j2
new file mode 100644 (file)
index 0000000..e584e5e
--- /dev/null
@@ -0,0 +1,10 @@
+{% for entry in cgit_configuration %}
+{{entry[0]}}={{entry[1]}}
+{% endfor %}
+
+{% for section in cgit_sections %}
+{% for key, value in section.items() %}
+{{key}}={{value}}
+{% endfor %}
+
+{% endfor %}
\ No newline at end of file
diff --git a/automation/ansible/roles/gitmirror/templates/grokmirror.conf.j2 b/automation/ansible/roles/gitmirror/templates/grokmirror.conf.j2
new file mode 100644 (file)
index 0000000..cd8ac11
--- /dev/null
@@ -0,0 +1,16 @@
+# {{name}}
+#
+{% for section, conf in data.items() %}
+[{{section}}]
+{% for key, value in conf.items() %}
+{% if value is not string and value is iterable %}
+{{key}} = {{value[0]}}
+{% for i in range(1, value|length) %}
+   {{value[i]}}
+{% endfor %}
+{% else %}
+{{key}} = {{value}}
+{% endif %}
+{% endfor %}
+
+{% endfor %}
\ No newline at end of file
index b946476b9b5812b2fc8f5032874ef91a0a6f4c0a..af3d74570aec2e281ef0b65c7197540ac17b4bf3 100644 (file)
@@ -10,3 +10,7 @@
 - import_playbook: node_standalone.yml
 - import_playbook: node_sles.yml
 - import_playbook: node_el.yml
+- hosts: gitmirror
+  roles:
+    - common
+    - gitmirror
index fba5728df4117c4b94b05928fc05c78e1313e79c..d69f3c0a323b21b36251c8426ba875546adc4f3e 100644 (file)
@@ -82,6 +82,22 @@ libvirt_host: ci-host-amd64-1b.internal.efficios.com
 # @note: `meta.address` doesn't set any additional information for libvirt VMs.
 #
 containers:
+  - meta:
+      address: 172.18.18.1
+    lxd:
+      name: git-mirror02
+      target: ci-host-amd64-1c
+      config:
+        # Using a privileged container here means we can avoid doing
+        # uid/gid mapping and reduce the work done during file IO
+        security.privileged: 'true'
+      devices:
+        git-mirror:
+          path: /storage/git-mirror
+          # This was created manually:
+          #   zfs create -o mountpoint=/storage/git-mirror tank/lxd/custom/git-mirror
+          source: /storage/git-mirror
+          type: disk
   - meta:
       address: 172.18.16.1
     lxd:
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