MDEV-30952: Reformat Debian post and pre scripts

There is several misindentation inside Debian post and pre
installation scripts. False indentation with space
as indent space should be 2 and indentation with tabs.

debian/mariadb-common.postinst

@@ -35,7 +35,7 @@ case "$1" in
     then
       update-alternatives --install /etc/mysql/my.cnf my.cnf "/etc/mysql/mariadb.cnf" 500 || true
     fi
-  ;;
+    ;;
 esac
 
 #DEBHELPER#

debian/mariadb-common.postrm

@@ -10,7 +10,7 @@ case "$1" in
     then
       /usr/share/mysql-common/configure-symlinks remove mariadb "/etc/mysql/mariadb.cnf"
     fi
-  ;;
+    ;;
 esac
 
 #DEBHELPER#

debian/mariadb-server-10.6.postinst

@@ -100,7 +100,7 @@ this all away.
 EOF
         fi
       fi
-	    rmdir $mysql_upgradedir 2>/dev/null || true
+      rmdir $mysql_upgradedir 2>/dev/null || true
 
     done
 
@@ -113,9 +113,9 @@ EOF
     # perform mariadb-upgrade, (MDEV-22678).  To keep the impact minimal, we
     # skip innodb and set key-buffer-size to 0 as it isn't reused.
     if [ -f "$mysql_datadir"/auto.cnf ] && [ -f "$mysql_datadir"/mysql/user.MYD ] &&
-       [ ! lsof -nt "$mysql_datadir"/mysql/user.MYD > /dev/null ] && [ ! -f "$mysql_datadir"/undo_001 ]; then
-         echo "UPDATE mysql.user SET plugin='unix_socket' WHERE plugin='auth_socket';" |
-             mariadbd --skip-innodb --key_buffer_size=0  --default-storage-engine=MyISAM --bootstrap 2> /dev/null
+    [ ! lsof -nt "$mysql_datadir"/mysql/user.MYD > /dev/null ] && [ ! -f "$mysql_datadir"/undo_001 ]; then
+      echo "UPDATE mysql.user SET plugin='unix_socket' WHERE plugin='auth_socket';" |
+      mariadbd --skip-innodb --key_buffer_size=0  --default-storage-engine=MyISAM --bootstrap 2> /dev/null
     fi
 
     # Ensure the existence and right permissions for the database and
@@ -171,8 +171,8 @@ EOF
     # Debian: can safely run on upgrades with existing databases
     set +e
     bash /usr/bin/mariadb-install-db --rpm --cross-bootstrap --user=mysql \
-                                   --disable-log-bin  --skip-test-db 2>&1 | \
-                                   $ERR_LOGGER
+      --disable-log-bin  --skip-test-db 2>&1 | \
+      $ERR_LOGGER
     set -e
 
     # On new installations root user can connect via unix_socket.
@@ -188,21 +188,21 @@ EOF
       install -o 0 -g 0 -m 0755 -d $mysql_cfgdir
     fi
     if [ ! -e "$dc" ]; then
-        cat /dev/null > $dc
-        echo "# THIS FILE IS OBSOLETE. STOP USING IT IF POSSIBLE."       >>$dc
-        echo "# This file exists only for backwards compatibility for"   >>$dc
-        echo "# tools that run '--defaults-file=/etc/mysql/debian.cnf'"  >>$dc
-        echo "# and have root level access to the local filesystem."     >>$dc
-        echo "# With those permissions one can run 'mariadb' directly"   >>$dc
-        echo "# anyway thanks to unix socket authentication and hence"   >>$dc
-        echo "# this file is useless. See package README for more info." >>$dc
-        echo "[client]"                                                  >>$dc
-        echo "host     = localhost"                                      >>$dc
-        echo "user     = root"                                           >>$dc
-        echo "[mysql_upgrade]"                                           >>$dc
-        echo "host     = localhost"                                      >>$dc
-        echo "user     = root"                                           >>$dc
-        echo "# THIS FILE WILL BE REMOVED IN A FUTURE DEBIAN RELEASE."   >>$dc
+      cat /dev/null > $dc
+      echo "# THIS FILE IS OBSOLETE. STOP USING IT IF POSSIBLE."       >>$dc
+      echo "# This file exists only for backwards compatibility for"   >>$dc
+      echo "# tools that run '--defaults-file=/etc/mysql/debian.cnf'"  >>$dc
+      echo "# and have root level access to the local filesystem."     >>$dc
+      echo "# With those permissions one can run 'mariadb' directly"   >>$dc
+      echo "# anyway thanks to unix socket authentication and hence"   >>$dc
+      echo "# this file is useless. See package README for more info." >>$dc
+      echo "[client]"                                                  >>$dc
+      echo "host     = localhost"                                      >>$dc
+      echo "user     = root"                                           >>$dc
+      echo "[mysql_upgrade]"                                           >>$dc
+      echo "host     = localhost"                                      >>$dc
+      echo "user     = root"                                           >>$dc
+      echo "# THIS FILE WILL BE REMOVED IN A FUTURE DEBIAN RELEASE."   >>$dc
     fi
     # Keep it only root-readable, as it always was
     chown 0:0 $dc
@@ -229,10 +229,10 @@ EOF
     # will think the service is masked
     echo "# empty placeholder" > /etc/systemd/system/mariadb.service.d/migrated-from-my.cnf-settings.conf
 
-  ;;
+    ;;
 
   abort-upgrade|abort-remove|abort-configure)
-  ;;
+    ;;
 
   triggered)
     if [ -d /run/systemd/system ]; then
@@ -240,12 +240,12 @@ EOF
     else
       invoke-rc.d mariadb restart
     fi
-  ;;
+    ;;
 
   *)
     echo "postinst called with unknown argument '$1'" 1>&2
     exit 1
-  ;;
+    ;;
 esac
 
 db_stop # in case invoke fails
@@ -263,11 +263,11 @@ fi
 
 # Modified dh_systemd_start snippet that's not added automatically
 if [ -d /run/systemd/system ]; then
-	systemctl --system daemon-reload >/dev/null || true
-	deb-systemd-invoke start mariadb.service >/dev/null || true
-# Modified dh_installinit snippet to only run with sysvinit
+  systemctl --system daemon-reload >/dev/null || true
+  deb-systemd-invoke start mariadb.service >/dev/null || true
+  # Modified dh_installinit snippet to only run with sysvinit
 elif [ -x "/etc/init.d/mariadb" ]; then
-	if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
-		invoke-rc.d mariadb start || exit $?
-	fi
+  if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
+    invoke-rc.d mariadb start || exit $?
+  fi
 fi

debian/mariadb-server-10.6.postrm

@@ -15,24 +15,24 @@ MYADMIN="/usr/bin/mysqladmin --defaults-file=/etc/mysql/debian.cnf"
 # do it himself. No database directories should be removed while the server
 # is running! Another mariadbd in e.g. a different chroot is fine for us.
 stop_server() {
-    # Return immediately if there are no mysqld processes running
-    # as there is no point in trying to shutdown in that case.
-    if ! pgrep -x --nslist pid --ns $$ "mysqld|mariadbd" > /dev/null; then return; fi
+  # Return immediately if there are no mysqld processes running
+  # as there is no point in trying to shutdown in that case.
+  if ! pgrep -x --nslist pid --ns $$ "mysqld|mariadbd" > /dev/null; then return; fi
 
-    set +e
-    invoke-rc.d mariadb stop
-    invoke-rc.d mysql stop # Backwards compatibility
-    errno=$?
-    set -e
+  set +e
+  invoke-rc.d mariadb stop
+  invoke-rc.d mysql stop # Backwards compatibility
+  errno=$?
+  set -e
 
-    # systemctl could emit exit code 100=no init script (fresh install)
-    if [ "$errno" != 0 -a "$errno" != 100 ]; then
-      echo "Attempt to stop MariaDB/MySQL server returned exitcode $errno" 1>&2
-      echo "There is a MariaDB/MySQL server running, but we failed in our attempts to stop it." 1>&2
-      echo "Stop it yourself and try again!" 1>&2
-      db_stop
-      exit 1
-    fi
+  # systemctl could emit exit code 100=no init script (fresh install)
+  if [ "$errno" != 0 -a "$errno" != 100 ]; then
+    echo "Attempt to stop MariaDB/MySQL server returned exitcode $errno" 1>&2
+    echo "There is a MariaDB/MySQL server running, but we failed in our attempts to stop it." 1>&2
+    echo "Stop it yourself and try again!" 1>&2
+    db_stop
+    exit 1
+  fi
 }
 
 
@@ -42,11 +42,11 @@ case "$1" in
       stop_server
       sleep 2
     fi
-  ;;
+    ;;
   *)
     echo "postrm called with unknown argument '$1'" 1>&2
     exit 1
-  ;;
+    ;;
 esac
 
 #
@@ -75,9 +75,9 @@ if [ "$1" = "purge" ] && [ -f "/var/lib/mysql/debian-$MAJOR_VER.flag" ]; then
     if [ -d /var/lib/mysql ]
     then
       find /var/lib/mysql -mindepth 1 \
-           -not -path '*/lost+found/*'     -not -name 'lost+found' \
-           -not -path '*/lost@002bfound/*' -not -name 'lost@002bfound' \
-           -delete
+        -not -path '*/lost+found/*'     -not -name 'lost+found' \
+        -not -path '*/lost@002bfound/*' -not -name 'lost@002bfound' \
+        -delete
 
       # "|| true" still needed as rmdir still exits with non-zero if
       # /var/lib/mysql is a mount point
@@ -93,5 +93,5 @@ fi
 
 # Modified dh_systemd_start snippet that's not added automatically
 if [ -d /run/systemd/system ]; then
-	systemctl --system daemon-reload >/dev/null || true
+  systemctl --system daemon-reload >/dev/null || true
 fi

debian/mariadb-server-10.6.preinst

@@ -14,7 +14,7 @@ MAJOR_VER="${DPKG_MAINTSCRIPT_PACKAGE#mariadb-server-}"
 
 # Just kill the invalid insserv.conf.d directory without fallback
 if [ -d "/etc/insserv.conf.d/mariadb/" ]; then
-    rm -rf "/etc/insserv.conf.d/mariadb/"
+  rm -rf "/etc/insserv.conf.d/mariadb/"
 fi
 
 if [ -n "$DEBIAN_SCRIPT_DEBUG" ]; then set -v -x; DEBIAN_SCRIPT_TRACE=1; fi
@@ -28,25 +28,25 @@ mysql_upgradedir=/var/lib/mysql-upgrade
 # do it himself. No database directories should be removed while the server
 # is running! Another mariadbd in e.g. a different chroot is fine for us.
 stop_server() {
-    # Return immediately if there are no mysqld processes running on a host
-    # (leave containerized processes with the same name in other namespaces)
-    # as there is no point in trying to shutdown in that case.
-    if ! pgrep -x --nslist pid --ns $$ "mysqld|mariadbd" > /dev/null; then return; fi
-
-    set +e
-    invoke-rc.d mariadb stop
-    invoke-rc.d mysql stop # Backwards compatibility
-    errno=$?
-    set -e
-
-    # systemctl could emit exit code 100=no init script (fresh install)
-    if [ "$errno" != 0 -a "$errno" != 100 ]; then
-      echo "Attempt to stop MariaDB/MySQL server returned exitcode $errno" 1>&2
-      echo "There is a MariaDB/MySQL server running, but we failed in our attempts to stop it." 1>&2
-      echo "Stop it yourself and try again!" 1>&2
-      db_stop
-      exit 1
-    fi
+  # Return immediately if there are no mysqld processes running on a host
+  # (leave containerized processes with the same name in other namespaces)
+  # as there is no point in trying to shutdown in that case.
+  if ! pgrep -x --nslist pid --ns $$ "mysqld|mariadbd" > /dev/null; then return; fi
+
+  set +e
+  invoke-rc.d mariadb stop
+  invoke-rc.d mysql stop # Backwards compatibility
+  errno=$?
+  set -e
+
+  # systemctl could emit exit code 100=no init script (fresh install)
+  if [ "$errno" != 0 -a "$errno" != 100 ]; then
+    echo "Attempt to stop MariaDB/MySQL server returned exitcode $errno" 1>&2
+    echo "There is a MariaDB/MySQL server running, but we failed in our attempts to stop it." 1>&2
+    echo "Stop it yourself and try again!" 1>&2
+    db_stop
+    exit 1
+  fi
 }
 
 ################################ main() ##########################
@@ -112,7 +112,7 @@ then
   fi
 
   if dpkg --compare-versions "$found_version" '>>' "$max_upgradeable_version" \
-  && dpkg --compare-versions "$found_version" '<<' "10.0"
+    && dpkg --compare-versions "$found_version" '<<' "10.0"
   then
     downgrade_detected=true
   fi
@@ -171,22 +171,22 @@ fi
 
 # creating mysql group if he isn't already there
 if ! getent group mysql >/dev/null; then
- 	# Adding system group: mysql.
-	addgroup --system mysql >/dev/null
+  # Adding system group: mysql.
+  addgroup --system mysql >/dev/null
 fi
 
 # creating mysql user if he isn't already there
 if ! getent passwd mysql >/dev/null; then
-	# Adding system user: mysql.
-	adduser \
-	  --system \
-          --disabled-login \
-	  --ingroup mysql \
-	  --no-create-home \
-	  --home /nonexistent \
-	  --gecos "MySQL Server" \
-	  --shell /bin/false \
-	  mysql  >/dev/null
+  # Adding system user: mysql.
+  adduser \
+    --system \
+    --disabled-login \
+    --ingroup mysql \
+    --no-create-home \
+    --home /nonexistent \
+    --gecos "MySQL Server" \
+    --shell /bin/false \
+    mysql  >/dev/null
 fi
 
 # end of NIS tolerance zone
@@ -205,7 +205,7 @@ done
 
 # creating mysql home directory
 if [ ! -d $mysql_datadir ] && [ ! -L $mysql_datadir ]; then
-	# Use mkdir option 'Z' to create with correct SELinux context.
+  # Use mkdir option 'Z' to create with correct SELinux context.
   mkdir -Z $mysql_datadir
 fi
 

debian/mariadb-server-10.6.prerm

@@ -5,8 +5,8 @@ set -e
 
 # Modified dh_systemd_start snippet that's not added automatically
 if [ -d /run/systemd/system ]; then
-	deb-systemd-invoke stop mariadb.service >/dev/null
-# Modified dh_installinit snippet to only run with sysvinit
+  deb-systemd-invoke stop mariadb.service >/dev/null
+  # Modified dh_installinit snippet to only run with sysvinit
 elif [ -x "/etc/init.d/mariadb" ]; then
-	invoke-rc.d mariadb stop || exit $?
+  invoke-rc.d mariadb stop || exit $?
 fi