testing '/'in headings

2022-08-17 20:53:33 +02:00
parent 1c775f4a35
commit c2620a995d
3 changed files with 12 additions and 0 deletions
--- a/bash/share/sync/sync-conf-example.sh
+++ b/bash/share/sync/sync-conf-example.sh
@@ -0,0 +1,114 @@
+#!/usr/bin/env bash
+#
+# sync-conf-example.sh - a "sync.sh" configuration file example.
+#
+# (C) Bruno Raoult ("br"), 2007-2022
+# Licensed under the GNU General Public License v3.0 or later.
+# Some rights reserved. See COPYING.
+#
+# You should have received a copy of the GNU General Public License along with this
+# program. If not, see <https://www.gnu.org/licenses/gpl-3.0-standalone.html>.
+#
+# SPDX-License-Identifier: GPL-3.0-or-later <https://spdx.org/licenses/GPL-3.0-or-later.html>
+#
+# USAGE:
+#    sync.sh -rfu /path/to/sync-conf-example.sh
+
+# below, default values are just below the lines starting with '######'.
+# The only mandatory ones are SOURCEDIR, SERVER, and DESTDIR.
+
+###### source directory full path, destination server and path.
+###### SERVER could be user@host, or "local" if local machine
+# SOURCEDIR=""
+# SERVER=""
+# DESTDIR=""
+export SOURCEDIR=/example-srcdir
+export SERVER=root@backuphost
+export DESTDIR=/mnt/nas1/example-destdir
+
+###### backups mount point on local machine.
+###### it is used by sync-view.sh only.
+export BACKUPDIR=/mnt/backup-example-srcdir
+
+###### backups to keep
+# NYEARS=3
+# NMONTHS=12
+# NWEEKS=6
+# NDAYS=10
+
+###### other rsync options. It must be an array.
+# RSYNCOPTS=()
+FILTERNAME=".rsync-filter-system"
+FILTER=--filter="dir-merge ${FILTERNAME}"
+RSYNCOPTS+=("$FILTER")
+
+###### functions run immediately before and after the rsync. Can be used
+###### to create database dumps, etc...
+###### Warning: avoid using "cd", or be sure to come back to current dir
+###### before returning from functions
+# beforesync() { log "calling default beforesync..."; }
+# aftersync()  { log "calling default aftersync...";  }
+
+# example below will create a mysql/mariadb dump. At same time we create
+# a FILTERNAME file in database data directory to exclude databases directories
+# themselves.
+beforesync() {
+    local -a databases
+    local datadir
+
+    # log is a sync.sh function.
+    log -s -t "calling user beforesync: mysql databases dumps..."
+
+    if ! datadir="$(mysql -sN -u root -e 'select @@datadir')"; then
+        log -s "cannot get maria databases directory"
+        exit 1
+    fi
+
+    # dump users and permissions
+    log -n "dumping users and permissions... "
+    mysqldump --user=root --system=users > "$datadir/mariadb_users.sql"
+    log -n "compressing... "
+    gzip -f "$datadir/mariadb_users.sql"
+    log "done."
+
+    rm -f "$datadir/$FILTERNAME"
+    # shellcheck disable=2207
+    if ! databases=( $(mysql -sN -u root -e "SHOW DATABASES;") ); then
+        log -s "cannot get maria databases list"
+        exit 1
+    fi
+
+    for db in "${databases[@]}"; do
+        # do not backup database contents itself
+        printf -- "- /%s/*\n" "$db" >> "$datadir/$FILTERNAME"
+
+        log -n "$db... "
+        case "$db" in
+            information_schema|performance_schema)
+                log "skipped."
+                ;;
+            *)
+                log -n "dumping to $datadir$db.sql... "
+                if ! mysqldump --user=root --single-transaction --routines \
+                     "$db" > "$datadir/$db.sql"; then
+                    log -s "mysqldump error"
+                    exit 1
+                fi
+                log -n "compressing... "
+                gzip -f "$datadir/$db.sql"
+                log "done."
+        esac
+    done
+    # log "filtername contains:"
+    # cat ${datadir}/${FILTERNAME}
+}
+
+aftersync() {
+    # we may remove the dump here...
+    log -s -t "calling user aftersync"
+}
+
+# For Emacs, shell-script-mode:
+# Local Variables:
+# mode: shell-script
+# End: