From 10438d1246703a54a9de4694dd3ced582afba3df Mon Sep 17 00:00:00 2001
From: mg <mg@noreply.git.mgrote.net>
Date: Wed, 23 Dec 2020 13:23:14 +0100
Subject: [PATCH] Restic Mail: bei Error Mail mit Log (#10)

Styling

Befehle nicht mehr in Subshell sondern gruppiert, Ausdgabe erfolgt in Datei und bei Fehler wird eine Mail mit dem Log gesendet

Co-authored-by: Michael Grote <38253905+quotengrote@users.noreply.github.com>
Reviewed-on: https://git.mgrote.net/mg/ansible/pulls/10
---
 .../mgrote.restic/templates/restic_backup.sh  | 24 +++++++------------
 1 file changed, 8 insertions(+), 16 deletions(-)

diff --git a/roles/mgrote.restic/templates/restic_backup.sh b/roles/mgrote.restic/templates/restic_backup.sh
index f96a08b6..ac16bdf1 100644
--- a/roles/mgrote.restic/templates/restic_backup.sh
+++ b/roles/mgrote.restic/templates/restic_backup.sh
@@ -15,28 +15,20 @@ function unlock() {
     [[ -n $1 ]] && exit $1
     exit
 }
-
 # Damit prueft ob das Script ob es schon laeuft
 exlock
-(
+{ #<-- ist keine Subshell sondern Grouping, https://askubuntu.com/questions/662190/write-the-output-of-multiple-sequential-commands-to-a-text-file
 echo "--------------------------------------------------"
 echo $(date)
-
 mount -t cifs -o credentials="/etc/restic/smb_password.txt",vers=3.0 {{ restic_repository }} {{ restic_mount }}
-
 restic -r {{ restic_mount }} --password-file /etc/restic/password.txt backup --exclude-file /etc/restic/exclude.txt {{ restic_folders_to_backup }}
-# Mail wenn Restix Exit != 0 #https://stackoverflow.com/a/45817972
-retVal=$?
-if [ $retVal -ne 0 ]; then
-    echo "ERROR - Restic - $HOSTNAME" | mail -s "ERROR - Restic - $HOSTNAME" {{ empfaenger_mail }}
-fi
-
-
+retVal=$? #schreib Exit Code in Variable
 umount {{ restic_mount }}
- echo "--------------------------------------------------"
-) >> /var/log/restic.log 2>&1
-
-
-
+} >> /var/log/restic.log 2>&1;
+echo $retVal
+# Mail wenn Restix Exit != 0 #https://stackoverflow.com/a/45817972
+if [ $retVal -ne 0 ]; then
+    tail "/var/log/restic.log" | mail -s "ERROR - Restic - $HOSTNAME" {{ empfaenger_mail }}
+fi
 #Hiermit wird die Lockdatei geloescht
 unlock