From ca080e8611234bb36518372209dcbe7d87f076b4 Mon Sep 17 00:00:00 2001
From: Nemo <contact@wirebrass.fr>
Date: Thu, 27 Aug 2020 18:01:08 +0200
Subject: [PATCH] Update backup_client role for OpenBSD

---
 roles/backup_client/defaults/main.yml      |  9 ++++++++-
 roles/backup_client/tasks/package.yml      |  2 +-
 roles/backup_client/tasks/script.yml       |  2 +-
 roles/backup_client/templates/backup.sh.j2 | 10 +++++-----
 roles/backup_client/vars/Debian.yml        |  4 ++++
 roles/backup_client/vars/Gentoo.yml        |  4 ++++
 roles/backup_client/vars/OpenBSD.yml       |  8 ++++++++
 roles/backup_client/vars/RedHat.yml        |  4 ++++
 8 files changed, 35 insertions(+), 8 deletions(-)
 create mode 100644 roles/backup_client/vars/OpenBSD.yml

diff --git a/roles/backup_client/defaults/main.yml b/roles/backup_client/defaults/main.yml
index 758effb..773603b 100644
--- a/roles/backup_client/defaults/main.yml
+++ b/roles/backup_client/defaults/main.yml
@@ -14,8 +14,9 @@ backup_client_folders_to_backup: ""
 # Folder to deploy backup client scripts
 backup_client_scripts_folder: "/usr/local/sbin"
 
-# Backup client user and home directory
+# Backup client user, group and home directory
 backup_client_user: "root"
+client_backup_group: "root"
 backup_client_user_home: "/root"
 
 # Crontask backup client scheduling
@@ -31,3 +32,9 @@ backup_client_mail_target: "root"
 
 # Compression parameters
 backup_client_compression_param: "lzma,9"
+
+# Shell to use in script
+backup_client_shell: /bin/bash
+
+# Bin Borgbackup
+backup_client_borgbackup_bin: /usr/bin/borg
diff --git a/roles/backup_client/tasks/package.yml b/roles/backup_client/tasks/package.yml
index 1cf5aa4..6f0a7a9 100644
--- a/roles/backup_client/tasks/package.yml
+++ b/roles/backup_client/tasks/package.yml
@@ -3,7 +3,7 @@
   package:
     name: "{{ cron_package }}"
     state: present
-  when: backup_client_folders_to_backup != ""
+  when: backup_client_folders_to_backup != "" and ansible_os_family != 'OpenBSD'
   notify: restart cron
 
 - name: BorgBackup installed
diff --git a/roles/backup_client/tasks/script.yml b/roles/backup_client/tasks/script.yml
index 150d259..a41d83d 100644
--- a/roles/backup_client/tasks/script.yml
+++ b/roles/backup_client/tasks/script.yml
@@ -4,7 +4,7 @@
     src: backup.sh.j2
     dest: "{{ backup_client_scripts_folder }}/backup.sh"
     owner: "{{ backup_client_user }}"
-    group: "{{ backup_client_user }}"
+    group: "{{ backup_client_group }}"
     mode: '0740'
   when: backup_client_folders_to_backup != ""
 
diff --git a/roles/backup_client/templates/backup.sh.j2 b/roles/backup_client/templates/backup.sh.j2
index f94f5aa..3089eaa 100644
--- a/roles/backup_client/templates/backup.sh.j2
+++ b/roles/backup_client/templates/backup.sh.j2
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!{{ backup_client_shell }}
 {% for backup_serv in groups['backup_server'] %}
 
 # Check if {{ backup_serv }} is a known host
@@ -7,15 +7,15 @@ if [ ! $? -eq 0 ]; then
 	ssh-keygen -F {{ backup_serv }} || ssh-keyscan {{ backup_serv }} >>~/.ssh/known_hosts
 fi
 
-borg list backup-$(hostname -s)@{{ backup_serv }}:{{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s) &>/dev/null
+{{ backup_client_borgbackup_bin }} list backup-$(hostname -s)@{{ backup_serv }}:{{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s) &>/dev/null
 
 if [ $? -ne 0 ]
 then
     ssh backup-$(hostname -s)@{{ backup_serv }} mkdir -p {{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s) -m 0700
     export BORG_PASSPHRASE=""
-    borg init --encryption=repokey backup-$(hostname -s)@{{ backup_serv }}:{{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s)
+    {{ backup_client_borgbackup_bin }} init --encryption=repokey backup-$(hostname -s)@{{ backup_serv }}:{{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s)
 fi
 
-borg prune -v backup-$(hostname -s)@{{ backup_serv }}:{{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s) --keep-daily=7 --keep-weekly=4 --keep-monthly=1
-borg create --info --stats --compression {{ backup_client_compression_param }} backup-$(hostname -s)@{{ backup_serv }}:{{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s)::$(date +%F) $(find {{ backup_client_folders_to_backup }} -maxdepth 1 -type d | grep -Ev '^/$|^/tmp|^/lost\+found|^/run|^/proc|^/dev|^/sys' | tr '\n' ' ')
+{{ backup_client_borgbackup_bin }} prune -v backup-$(hostname -s)@{{ backup_serv }}:{{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s) --keep-daily=7 --keep-weekly=4 --keep-monthly=1
+{{ backup_client_borgbackup_bin }} create --info --stats --compression {{ backup_client_compression_param }} backup-$(hostname -s)@{{ backup_serv }}:{{ hostvars[backup_serv]['backup_folder'] }}/$(hostname -s)::$(date +%F) $(find {{ backup_client_folders_to_backup }} -maxdepth 1 -type d | grep -Ev '^/$|^/tmp|^/lost\+found|^/run|^/proc|^/dev|^/sys' | tr '\n' ' ')
 {% endfor %}
diff --git a/roles/backup_client/vars/Debian.yml b/roles/backup_client/vars/Debian.yml
index 0a7e0cf..695dfb6 100644
--- a/roles/backup_client/vars/Debian.yml
+++ b/roles/backup_client/vars/Debian.yml
@@ -2,3 +2,7 @@
 cron_service_name: cron
 cron_package: cron
 aliases_config_file: /etc/aliases
+backup_client_user: root
+backup_client_group: root
+backup_client_shell: /bin/bash
+backup_client_borgbackup_bin: /usr/bin/borg
diff --git a/roles/backup_client/vars/Gentoo.yml b/roles/backup_client/vars/Gentoo.yml
index dffe71e..ae81d97 100644
--- a/roles/backup_client/vars/Gentoo.yml
+++ b/roles/backup_client/vars/Gentoo.yml
@@ -2,3 +2,7 @@
 cron_service_name: cronie
 cron_package: cronie
 aliases_config_file: /etc/mail/aliases
+backup_client_user: root
+backup_client_group: root
+backup_client_shell: /bin/bash
+backup_client_borgbackup_bin: /usr/bin/borg
diff --git a/roles/backup_client/vars/OpenBSD.yml b/roles/backup_client/vars/OpenBSD.yml
new file mode 100644
index 0000000..542859c
--- /dev/null
+++ b/roles/backup_client/vars/OpenBSD.yml
@@ -0,0 +1,8 @@
+---
+cron_service_name: cron
+cron_package: cron
+aliases_config_file: /etc/mail/aliases
+backup_client_user: root
+backup_client_group: wheel
+backup_client_shell: /bin/ksh
+backup_client_borgbackup_bin: /usr/local/bin/borg
diff --git a/roles/backup_client/vars/RedHat.yml b/roles/backup_client/vars/RedHat.yml
index 0c6e1bc..7b3b9ce 100644
--- a/roles/backup_client/vars/RedHat.yml
+++ b/roles/backup_client/vars/RedHat.yml
@@ -2,3 +2,7 @@
 cron_service_name: crond
 cron_package: cronie
 aliases_config_file: /etc/aliases
+backup_client_user: root
+backup_client_group: root
+backup_client_shell: /bin/bash
+backup_client_borgbackup_bin: /usr/bin/borg