o Working borg setup.

8 files changed, 171 insertions, 29 deletions

diff --git a/ansible/roles/borg-client/defaults/main.yml b/ansible/roles/borg-client/defaults/main.yml
new file mode 100644
index 0000000..b450b4d
--- /dev/null
+++ b/ansible/roles/borg-client/defaults/main.yml
@@ -0,0 +1 @@
+ssh_key: /etc/borg/id_ed25519
diff --git a/ansible/roles/borg-client/tasks/main.yml b/ansible/roles/borg-client/tasks/main.yml
index 79a9406..a65ae3e 100644
--- a/ansible/roles/borg-client/tasks/main.yml
+++ b/ansible/roles/borg-client/tasks/main.yml
@@ -1,8 +1,95 @@
 ---
 - name: packages
+  become: yes
   tags: packages
   apt:
-    name: "{{ item }}"
+    name: "{{ items }}"
     install_recommends: no
-  with_items:
-    - borgbackup
+  vars:
+    items:
+      - borgbackup
+
+- name: mkdir /etc/borg
+  become: yes
+  file:
+    path: /etc/borg
+    state: directory
+    mode: u=rwx,go=
+
+- name: Generate SSH keys
+  become: yes
+  command: ssh-keygen -t ed25519 -N "" -f "{{ ssh_key }}" -C "for borg @ {{ ansible_hostname }}"
+  args:
+    creates: "{{ ssh_key }}"
+  register: ssh_key_generated
+
+- when: ssh_key_generated.changed
+  become: yes
+  fetch:
+    src: "{{ ssh_key }}.pub"
+    dest: "files"
+
+- name: /etc/borg/env
+  become: yes
+  copy:
+    dest: /etc/borg/env
+    content: |
+      BORG_REPO="borg@{{ borg_client__server }}:{{ ansible_hostname }}"
+      BORG_RSH="ssh -i {{ ssh_key}}"
+
+# "
+
+- name: /etc/borg/excludes
+  become: yes
+  when: borg_client__state == "absent"
+  file:
+    path: /etc/borg/excludes
+    state: absent
+
+- name: /etc/borg/excludes
+  when: borg_client__state == "present"
+  become: yes
+  copy:
+    dest: /etc/borg/excludes
+    content: |
+      /proc
+      /dev
+      /sys
+
+- name: /etc/borg/patterns
+  become: yes
+  copy:
+    dest: /etc/borg/patterns
+    content: |
+      P sh
+      R /
+      {% for item in borg_client__patterns %}
+      {{ item }}
+      {% endfor %}
+
+- name: /usr/local/bin/create-backup
+  become: yes
+  template:
+    dest: /usr/local/bin/create-backup
+    src: bin/create-backup
+    mode: u=rx,go=
+    owner: root
+    group: root
+
+- become: yes
+  copy:
+    dest: /etc/systemd/system/create-backup.service
+    content: |
+      [Unit]
+      Description=Create backup
+
+      [Service]
+      Type=oneshot
+      WorkingDirectory=/
+      ExecStart=/usr/local/bin/create-backup
+  register: create_backup_service
+
+- when: create_backup_service.changed
+  become: yes
+  systemd:
+    daemon_reload: yes
diff --git a/ansible/roles/borg-client/templates/bin/create-backup b/ansible/roles/borg-client/templates/bin/create-backup
new file mode 100644
index 0000000..dfbe72d
--- /dev/null
+++ b/ansible/roles/borg-client/templates/bin/create-backup
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+set -euo pipefail
+
+cd /
+
+. /etc/borg/env
+export BORG_REPO
+export BORG_RSH
+
+cmd=()
+cmd+=(borg create)
+cmd+=(--stats)
+cmd+=(--progress)
+cmd+=(--json)
+cmd+=(--exclude-from=/etc/borg/excludes)
+cmd+=(--patterns-from=/etc/borg/patterns)
+cmd+=(::'{hostname}-{now:%Y-%m-%dT%H:%M:%S}')
+
+echo BORG_REPO=$BORG_REPO
+
+set -x
+time "${cmd[@]}"
diff --git a/ansible/roles/borg-client/templates/bin/trygvis-borg-run-backup b/ansible/roles/borg-client/templates/bin/trygvis-borg-run-backup
deleted file mode 100644
index 7f3e218..0000000
--- a/ansible/roles/borg-client/templates/bin/trygvis-borg-run-backup
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/bash
-
-set -euo pipefail
-
-/usr/bin/borg
diff --git a/ansible/roles/borg-server/defaults/main.yml b/ansible/roles/borg-server/defaults/main.yml
new file mode 100644
index 0000000..8d25395
--- /dev/null
+++ b/ansible/roles/borg-server/defaults/main.yml
@@ -0,0 +1,2 @@
+borg_server__home: /borg
+borg_server__shell: /bin/bash
diff --git a/ansible/roles/borg-server/tasks/borg-server.yml b/ansible/roles/borg-server/tasks/borg-server.yml
new file mode 100644
index 0000000..253aa4a
--- /dev/null
+++ b/ansible/roles/borg-server/tasks/borg-server.yml
@@ -0,0 +1,30 @@
+- debug: var=groups[borg_server__clients_ansible_group]
+
+- become: yes
+  become_user: borg
+  vars:
+    clients: "{{ groups[borg_server__clients_ansible_group] }}"
+  block:
+    - name: mkdir repos
+      file:
+        path: "{{ borg_server__home }}/repos"
+        state: directory
+        mode: u=rwx,go=
+
+    - name: mkdir repos/{{ item.key }}
+      with_items: "{{ clients }}"
+      command: borg init "{{ item }}" -e none
+      args:
+        creates: "{{ borg_server__home }}/repos/{{ item }}"
+        chdir: "{{ borg_server__home }}/repos"
+
+    - name: authorized_keys
+      with_items: "{{ clients }}"
+      vars:
+        client: "{{hostvars[ansible_hostname]['borg_' + item]}}"
+      authorized_key:
+        user: borg
+        state: "{{ client.state }}"
+        key: "{{ lookup('file', item + '/etc/borg/id_ed25519.pub') }}"
+        path: "{{ borg_server__home }}/.ssh/authorized_keys"
+        key_options: "command=\"cd {{ borg_server__home }}/repos; borg serve --append-only --restrict-to-path {{ borg_server__home }}/repos/{{ item }}\",no-port-forwarding,no-X11-forwarding,no-pty,no-agent-forwarding,no-user-rc"
diff --git a/ansible/roles/borg-server/tasks/main.yml b/ansible/roles/borg-server/tasks/main.yml
index 9ef5635..c975803 100644
--- a/ansible/roles/borg-server/tasks/main.yml
+++ b/ansible/roles/borg-server/tasks/main.yml
@@ -1,23 +1,26 @@
-- name: authorized_keys
-  with_dict: "{{ borg_clients }}"
-  authorized_key:
-    user: borg
-    manage_dir: False
-    state: "{{ item.value.state }}"
-    key: "{{ borg_ssh_keys[item.key].public }}"
-    path: "{{ borg_basedir }}/.ssh/authorized_keys2"
-    key_options: "command=\"cd {{ borg_basedir }}/repos; borg serve --append-only --restrict-to-path {{ borg_basedir }}/repos/{{ item.key }}\",no-port-forwarding,no-X11-forwarding,no-pty,no-agent-forwarding,no-user-rc"
+- name: packages
+  tags: borg-server
+  become: yes
+  apt:
+    name: "{{ items }}"
+    install_recommends: no
+  vars:
+    items:
+      - borgbackup
 
-- name: mkdir repos
-  file:
-    path: "{{ borg_basedir }}/repos"
-    state: directory
-    mode: u=rwx,go=
-    owner: borg
+- name: Create unix group
+  become: yes
+  group:
+    name: borg
+    system: yes
+
+- name: Create unix user
+  become: yes
+  user:
+    name: borg
+    system: yes
     group: borg
+    shell: "{{ borg_server__shell }}"
+    home: "{{ borg_server__home }}"
 
-#- name: mkdir repos/{{ item.key }}
-#  with_dict: "{{ borg_clients }}"
-#  file:
-#    path: "{{ borg_basedir }}/repos"
-#    state: directory
+- import_tasks: borg-server.yml
diff --git a/ansible/roles/linode-dns-update/templates/linode-dns-update.j2 b/ansible/roles/linode-dns-update/templates/linode-dns-update.j2
index 97ab7c9..975c061 100644
--- a/ansible/roles/linode-dns-update/templates/linode-dns-update.j2
+++ b/ansible/roles/linode-dns-update/templates/linode-dns-update.j2
@@ -35,11 +35,12 @@ domain_resource_update "$DOMAIN_ID" "{{ linode_dns__ipv4_resource }}" "A" "[remo
 {% if linode_dns__ipv6_resource is defined %}
 q=''
 #q='map(select(.ifname=="wlx00e01d0808b2"))'
-q='map(.addr_info) | flatten | map(select(.scope=="global" and .deprecated != true and .mngtmpaddr != true) | .local) | first'
+q='map(.addr_info) | flatten | map(select(.scope=="global" and .deprecated != true and .mngtmpaddr != true and (.local|test("^fd")|not)) | .local) | first'
 ip=$(ip -6 -json addr | jq -r -c "$q")
 
 if [[ ! -z $ip ]]
 then
+  echo "Setting IPv6 to $ip."
   domain_resource_update "$DOMAIN_ID" "{{ linode_dns__ipv6_resource }}" "AAAA" "$ip"
 fi
 {% endif %}