71 lines
2 KiB
Bash
71 lines
2 KiB
Bash
#!/bin/bash
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statusfile=/var/tmp/backup.monitoring
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ssh_login="${username}@${server}"
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NL=$'\n'
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if ! [[ -f /etc/backup.priv ]]
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then
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echo "/etc/backup.priv does not exist" | logger -t backup-client -p user.error
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echo "abort_no_key" > "$statusfile"
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exit 1
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fi
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run-parts --exit-on-error -- /etc/backup-pre-hooks.d
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exitcode=$?
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if [[ $exitcode != 0 ]]
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then
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echo "run-parts /etc/backup-pre-hooks.d exited $exitcode" | logger -t backup-client -p user.error
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echo "hook $exitcode" > "$statusfile"
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exit 1
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fi
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do_backup() {
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rsync_errorcodes_for_this_path=""
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backup_has_successfully_run="no"
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for try in {1..5}
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do
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echo "Backup for '$1', try $try ..." | logger -t backup-client -p user.info
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# Compress level 1 is a good compromise between speed and cpu usage.
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rsync --compress-level=1 -aAP --numeric-ids --delete --relative \
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--rsync-path="/usr/bin/rsync --fake-super" \
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-e "ssh -o IdentityFile=/etc/backup.priv -o StrictHostKeyChecking=accept-new -p ${port}" \
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"$1" "$ssh_login":backups/
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# Exit code 24 means some files have vanished during rsync.
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# I don't know why, but this is very common, apparently?
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exitcode=$?
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echo "Backup for '$1' try $try exited $exitcode" | logger -t backup-client -p user.info
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if [[ $exitcode != 0 ]] && [[ $exitcode != 24 ]]
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then
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rsync_errorcodes_for_this_path+=" $exitcode"
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sleep 30
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else
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backup_has_successfully_run="yes"
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break
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fi
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done
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if [[ "$backup_has_successfully_run" != "yes" ]]
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then
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echo "Backup for '$1' did not succeed!" | logger -t backup-client -p user.error
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<%text>
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rsync_errors+="${NL}${1}${rsync_errorcodes_for_this_path}"
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</%text>
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fi
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}
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rsync_errors=""
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% for path in sorted(paths):
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do_backup "${path}"
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% endfor
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if [[ -n "$rsync_errors" ]]
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then
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echo "rsync_error$rsync_errors" > "$statusfile"
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else
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echo "ok" > "$statusfile"
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fi
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