added litteral blocks to zzz_evobackup template

This makes sure that nothing inside the script is parsed by jinja
unless we want it.

evobackup-client/templates/zzz_evobackup.default.sh.j2

@@ -1,5 +1,7 @@
+#jinja2:variable_start_string:'[%' , variable_end_string:'%]'
 #!/bin/sh
-# Careful, the zzz_evobackup template was last updated on 2020/03/23
+# Careful, the zzz_evobackup template was last updated on 2020/04/15
+#
 # Script Evobackup client
 # See https://gitea.evolix.org/evolix/evobackup
 #
@@ -18,7 +20,6 @@
 # Fail on unassigned variables
 set -u
 
-
 ##### Configuration ###################################################
 
 # email adress for notifications
@@ -46,7 +47,7 @@ LOGFILE="{{ evobackup_client__log_path }}"
 ## Enable/Disable tasks
 LOCAL_TASKS=${LOCAL_TASKS:-1}
 SYNC_TASKS=${SYNC_TASKS:-1}
-
+[%
 ##### SETUP AND FUNCTIONS #############################################
 
 BEGINNING=$(/bin/date +"%d-%m-%Y ; %H:%M")
@@ -84,7 +85,7 @@ test_server() {
     else
         # SSH connection failed
         new_error=$(printf "Failed to connect to \`%s' within %s seconds" "${item}" "${SSH_CONNECT_TIMEOUT}")
-        SERVERS_SSH_ERRORS=$(printf "%s\n%s" "${SERVERS_SSH_ERRORS}" "${new_error}" | sed -e '/^$/d')
+        SERVERS_SSH_ERRORS=$(printf "%s\\n%s" "${SERVERS_SSH_ERRORS}" "${new_error}" | sed -e '/^$/d')
 
         return 1
     fi
@@ -97,12 +98,12 @@ pick_server() {
     if [ "${increment}" -ge "${list_length}" ]; then
         # We've reached the end of the list
         new_error="No more server available"
-        SERVERS_SSH_ERRORS=$(printf "%s\n%s" "${SERVERS_SSH_ERRORS}" "${new_error}" | sed -e '/^$/d')
+        SERVERS_SSH_ERRORS=$(printf "%s\\n%s" "${SERVERS_SSH_ERRORS}" "${new_error}" | sed -e '/^$/d')
 
         # Log errors to stderr
-        printf "%s\n" "${SERVERS_SSH_ERRORS}" >&2
+        printf "%s\\n" "${SERVERS_SSH_ERRORS}" >&2
         # Log errors to logfile
-        printf "%s\n" "${SERVERS_SSH_ERRORS}" >> $LOGFILE
+        printf "%s\\n" "${SERVERS_SSH_ERRORS}" >> $LOGFILE
         return 1
     fi
 
@@ -124,6 +125,8 @@ pick_server() {
 if [ -e "${PIDFILE}" ]; then
     pid=$(cat "${PIDFILE}")
     # Does process still exist ?
+    # ignore check because multiple processes might exist
+    # shellcheck disable=SC2086
     if kill -0 ${pid} 2> /dev/null; then
         # Killing the childs of evobackup.
         for ppid in $(pgrep -P "${pid}"); do
@@ -131,7 +134,7 @@ if [ -e "${PIDFILE}" ]; then
         done
         # Then kill the main PID.
         kill -9 "${pid}"
-        printf "%s is still running (PID %s). Process has been killed" "$0" "${pid}\n" >&2
+        printf "%s is still running (PID %s). Process has been killed" "$0" "${pid}\\n" >&2
     else
         rm -f ${PIDFILE}
     fi
@@ -156,32 +159,54 @@ if [ "${LOCAL_TASKS}" = "1" ]; then
     ## Dump process with ps
     ps auwwx >${LOCAL_BACKUP_DIR}/ps.out
 
-    ## Dump network connections with ss
-    ss -taupen > ${LOCAL_BACKUP_DIR}/netstat.out
+    if [ "${SYSTEM}" = "linux" ]; then
+        ## Dump network connections with ss
+        ss -taupen > ${LOCAL_BACKUP_DIR}/netstat.out
 
-    ## List Debian packages
-    dpkg -l > ${LOCAL_BACKUP_DIR}/packages
-    dpkg --get-selections > ${LOCAL_BACKUP_DIR}/packages.getselections
-    apt-cache dumpavail > ${LOCAL_BACKUP_DIR}/packages.available
+        ## List Debian packages
+        dpkg -l > ${LOCAL_BACKUP_DIR}/packages
+        dpkg --get-selections > ${LOCAL_BACKUP_DIR}/packages.getselections
+        apt-cache dumpavail > ${LOCAL_BACKUP_DIR}/packages.available
 
-    ## Dump MBR / table partitions
-    disks=$(lsblk -l | grep disk | grep -v -E '(drbd|fd[0-9]+)' | awk '{print $1}')
-    for disk in ${disks}; do
-        dd if="/dev/${disk}" of="${LOCAL_BACKUP_DIR}/MBR-${disk}" bs=512 count=1 2>&1 | grep -Ev "(records in|records out|512 bytes)"
-        fdisk -l "/dev/${disk}" > "${LOCAL_BACKUP_DIR}/partitions-${disk}" 2>&1
-    done
-    cat ${LOCAL_BACKUP_DIR}/partitions-* > ${LOCAL_BACKUP_DIR}/partitions
+        ## Dump MBR / table partitions
+        disks=$(lsblk -l | grep disk | grep -v -E '(drbd|fd[0-9]+)' | awk '{print $1}')
+        for disk in ${disks}; do
+            dd if="/dev/${disk}" of="${LOCAL_BACKUP_DIR}/MBR-${disk}" bs=512 count=1 2>&1 | grep -Ev "(records in|records out|512 bytes)"
+            fdisk -l "/dev/${disk}" > "${LOCAL_BACKUP_DIR}/partitions-${disk}" 2>&1
+        done
+        cat ${LOCAL_BACKUP_DIR}/partitions-* > ${LOCAL_BACKUP_DIR}/partitions
+
+        ## Dump iptables
+        if [ -x /sbin/iptables ]; then
+            { /sbin/iptables -L -n -v; /sbin/iptables -t filter -L -n -v; } > ${LOCAL_BACKUP_DIR}/iptables.txt
+        fi
+
+        ## Dump findmnt(8) output
+        FINDMNT_BIN=$(command -v findmnt)
+        if [ -x "${FINDMNT_BIN}" ]; then
+            ${FINDMNT_BIN} > ${LOCAL_BACKUP_DIR}/findmnt.txt
+        fi
+    else
+        ## Dump network connections with netstat
+        netstat -finet -atn > ${LOCAL_BACKUP_DIR}/netstat.out
+
+        ## List OpenBSD packages
+        pkg_info -m > ${LOCAL_BACKUP_DIR}/packages
+
+        ## Dump MBR / table partitions
+        disklabel sd0 > ${LOCAL_BACKUP_DIR}/partitions
+
+        ## Dump pf infos
+        pfctl -sa > ${LOCAL_BACKUP_DIR}/pfctl-sa.txt
 
-    ## Dump iptables
-    if [ -x /sbin/iptables ]; then
-        { /sbin/iptables -L -n -v; /sbin/iptables -t filter -L -n -v; } > ${LOCAL_BACKUP_DIR}/iptables.txt
     fi
 
-    ## Dump findmnt(8) output
-    FINDMNT_BIN=$(command -v findmnt)
-    if [ -x ${FINDMNT_BIN} ]; then
-        ${FINDMNT_BIN} > ${LOCAL_BACKUP_DIR}/findmnt.txt
-    fi
+    ## Dump rights
+    #getfacl -R /var > ${LOCAL_BACKUP_DIR}/rights-var.txt
+    #getfacl -R /etc > ${LOCAL_BACKUP_DIR}/rights-etc.txt
+    #getfacl -R /usr > ${LOCAL_BACKUP_DIR}/rights-usr.txt
+    #getfacl -R /home > ${LOCAL_BACKUP_DIR}/rights-home.txt
+
 fi
 
 ##### REMOTE BACKUP ###################################################
@@ -212,7 +237,7 @@ SSH_PORT=$(echo "${server}" | cut -d':' -f2)
 HOSTNAME=$(hostname)
 
 if [ "${SYSTEM}" = "linux" ]; then
-    rep="/bin /boot /lib /opt /sbin /usr"
+    rep="/bin /boot /lib /opt /sbin /usr /srv"
 else
     rep="/bsd /bin /sbin /usr"
 fi
@@ -225,6 +250,8 @@ if [ "${SYNC_TASKS}" = "1" ]; then
     # Remote shell command
     RSH_COMMAND="ssh -i /root/.ssh/evobackup_id -p ${SSH_PORT} -o 'ConnectTimeout ${SSH_CONNECT_TIMEOUT}'"
 
+    # ignore check because we want it to split the different arguments to $rep
+    # shellcheck disable=SC2086
     rsync -avzh --stats --delete --delete-excluded --force --ignore-errors --partial \
         --exclude "lost+found"                             \
         --exclude ".nfs.*"                                 \
@@ -268,14 +295,15 @@ fi
 
 END=$(/bin/date +"%d-%m-%Y ; %H:%M")
 
-printf "EvoBackup - %s - START %s ON %s (LOCAL_TASKS=%s SYNC_TASKS=%s)\n" \
+printf "EvoBackup - %s - START %s ON %s (LOCAL_TASKS=%s SYNC_TASKS=%s)\\n" \
        "${HOSTNAME}" "${BEGINNING}" "${SSH_SERVER}" "${LOCAL_TASKS}" "${SYNC_TASKS}" \
        >> $LOGFILE
 
-printf "EvoBackup - %s - STOP %s ON %s (LOCAL_TASKS=%s SYNC_TASKS=%s)\n" \
+printf "EvoBackup - %s - STOP %s ON %s (LOCAL_TASKS=%s SYNC_TASKS=%s)\\n" \
        "${HOSTNAME}" "${END}" "${SSH_SERVER}" "${LOCAL_TASKS}" "${SYNC_TASKS}" \
        >> $LOGFILE
 
 tail -10 $LOGFILE |                                    \
     mail -s "[info] EvoBackup - Client ${HOSTNAME}"    \
-    ${MAIL}
+    ${MAIL}
+%]