From a76bd63d89d984d06817b9765d23b4cdc0ec401a Mon Sep 17 00:00:00 2001
From: Lionel Coupouchetty-Ramouchetty <lionel@coupou.fr>
Date: Sat, 14 Nov 2020 18:03:13 +0100
Subject: [PATCH] feat: summarize backup log

---
 conf/restic_log.j2   | 15 +++++++++++++++
 conf/systemd.service |  2 +-
 manifest.json        |  2 +-
 scripts/install      |  7 +++++++
 scripts/upgrade      | 30 ++++++++++++++++++++++++++++++
 5 files changed, 54 insertions(+), 2 deletions(-)
 create mode 100644 conf/restic_log.j2

diff --git a/conf/restic_log.j2 b/conf/restic_log.j2
new file mode 100644
index 0000000..86805fb
--- /dev/null
+++ b/conf/restic_log.j2
@@ -0,0 +1,15 @@
+#!/bin/bash
+set -u
+
+invocation_id=$(systemctl show -p InvocationID --value restic.service)
+hostname=$(hostname)
+subject="YunoHost Restic backup log on ${hostname}"
+backup_results=$(/bin/journalctl _SYSTEMD_INVOCATION_ID=${invocation_id} | grep -oP '(?<=    )[a-zA-Z_-]+: \w+')
+echo ${backup_results} | grep -iqE 'error|fail'
+if [ "$?" -eq 0 ];then
+  subject="${subject} (FAIL)"
+else
+  subject="${subject} (SUCCESS)"
+fi
+
+echo "${backup_results}" | mail -s "${subject}" root
diff --git a/conf/systemd.service b/conf/systemd.service
index db07912..1647e27 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -5,7 +5,7 @@ After=network.target
 [Service]
 Type=oneshot
 ExecStart=/usr/local/bin/backup-with-__APP__
-ExecStartPost=/bin/bash -c 'echo -e "Subject: YunoHost Restic backup log on $(hostname)\n$(/bin/journalctl _SYSTEMD_INVOCATION_ID=`systemctl show -p InvocationID --value __APP__.service`)" | /usr/sbin/sendmail root'
+ExecStartPost=/opt/yunohost/__APP__/restic_log
 User=root
 Group=root
 
diff --git a/manifest.json b/manifest.json
index 6fc49cb..25dee8e 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
     "en": "Backup your server with restic.",
     "fr": "Sauvegardez votre serveur avec restic."
   },
-  "version": "0.10.0~ynh3",
+  "version": "0.10.0~ynh4",
   "url": "https://restic.net/",
   "license": "BSD-2-Clause",
   "maintainer": {
diff --git a/scripts/install b/scripts/install
index 66ef0d9..38ecb91 100755
--- a/scripts/install
+++ b/scripts/install
@@ -50,6 +50,13 @@ ynh_script_progression --message="Setting up backup methods"
 ynh_configure backup_method "/etc/yunohost/hooks.d/backup_method/05-${app}_app"
 ynh_configure check_method "${final_path}/check_method"
 
+#=================================================
+# SETUP LOG SCRIPT
+#=================================================
+ynh_script_progression --message="Setting up log script"
+ynh_configure restic_log "${final_path}/restic_log"
+chmod u+x "${final_path}/restic_log"
+
 #=================================================
 # CONFIGURE CRON
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 83f9d45..88d06a6 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -14,6 +14,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 
 app=$YNH_APP_INSTANCE_NAME
+export final_path="/opt/yunohost/${app}"
 
 #=================================================
 # CHECK IF AN UPGRADE IS NEEDED
@@ -44,3 +45,32 @@ fi
 # INSTALL RESTIC
 #=================================================
 install_restic
+
+#=================================================
+# CONFIGURE SERVICES
+#=================================================
+ynh_add_systemd_config --service=${app} --template=systemd.service
+ynh_configure systemd.timer "/etc/systemd/system/${app}.timer"
+systemctl disable ${app}.service
+systemctl enable ${app}.timer
+
+#=================================================
+# ACTIVATE BACKUP METHODS
+#=================================================
+ynh_script_progression --message="Activating backup methods"
+mkdir -p /etc/yunohost/hooks.d/backup_method || true
+mkdir -p /usr/share/yunohost/backup_method || true
+
+#=================================================
+# SETUP THE BACKUP METHOD
+#=================================================
+ynh_script_progression --message="Setting up backup methods"
+ynh_configure backup_method "/etc/yunohost/hooks.d/backup_method/05-${app}_app"
+ynh_configure check_method "${final_path}/check_method"
+
+#=================================================
+# SETUP LOG SCRIPT
+#=================================================
+ynh_script_progression --message="Setting up log script"
+ynh_configure restic_log "${final_path}/restic_log"
+chmod u+x "${final_path}/restic_log"