From: Darrick J. Wong <darrick.wong@xxxxxxxxxx> Create an e2scrub_all command to find all ext* filesystems and run an online scrub against them all. Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx> --- scrub/Makefile.in | 9 ++++++-- scrub/e2scrub_all.8.in | 14 ++++++++++++ scrub/e2scrub_all.in | 57 ++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 78 insertions(+), 2 deletions(-) create mode 100644 scrub/e2scrub_all.8.in create mode 100644 scrub/e2scrub_all.in diff --git a/scrub/Makefile.in b/scrub/Makefile.in index a8bb06b..1744941 100644 --- a/scrub/Makefile.in +++ b/scrub/Makefile.in @@ -11,8 +11,8 @@ INSTALL = @INSTALL@ @MCONFIG@ -PROGS= e2scrub -MANPAGES= e2scrub.8 +PROGS= e2scrub e2scrub_all +MANPAGES= e2scrub.8 e2scrub_all.8 CONFFILES= e2scrub.conf ifeq ($(HAVE_UDEV),yes) @@ -29,6 +29,11 @@ e2scrub: $(DEP_SUBSTITUTE) e2scrub.in $(Q) $(SUBSTITUTE_UPTIME) $(srcdir)/e2scrub.in $@ $(Q) chmod a+x $@ +e2scrub_all: e2scrub_all.in + $(E) " SUBST $@" + $(Q) $(SUBSTITUTE_UPTIME) $(srcdir)/e2scrub_all.in $@ + $(Q) chmod a+x $@ + %.8: %.8.in $(DEP_SUBSTITUTE) $(E) " SUBST $@" $(Q) $(SUBSTITUTE_UPTIME) $< $@ diff --git a/scrub/e2scrub_all.8.in b/scrub/e2scrub_all.8.in new file mode 100644 index 0000000..a57d4aa --- /dev/null +++ b/scrub/e2scrub_all.8.in @@ -0,0 +1,14 @@ +.TH E2SCRUB 8 "@E2FSPROGS_MONTH@ @E2FSPROGS_YEAR@" "E2fsprogs version @E2FSPROGS_VERSION@" +.SH NAME +e2scrub_all - Check all mounted btrfs/ext4/XFS LVM file systems for errors. +.SH SYNOPSYS +.B +e2scrub_all +.SH DESCRIPTION +Searches the system for all LVM volumes containing an ext2, ext3, or +ext4 file system, and checks them all for errors. +If the file system has no errors, it will be fstrim'd. +.SH AUTHOR +Darrick J. Wong <darrick.wong@xxxxxxxxxx> +.SH COPYRIGHT +Copyright ©2018 Darrick J. Wong. License is GPLv2+. <http://www.gnu.org/licenses/gpl-2.0.html> diff --git a/scrub/e2scrub_all.in b/scrub/e2scrub_all.in new file mode 100644 index 0000000..ff9eb8f --- /dev/null +++ b/scrub/e2scrub_all.in @@ -0,0 +1,57 @@ +#!/bin/bash + +# Copyright (C) 2018 Oracle. All Rights Reserved. +# +# Author: Darrick J. Wong <darrick.wong@xxxxxxxxxx> +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. +# +# This program is distributed in the hope that it would be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. + +# Check all ext[234] filesystems mounted on LVM +types="ext2,ext3,ext4" + +exitcode() { + ret="$1" + + exit "${ret}" +} + +prog_path() { + path="$1" + displayname="$2" + + if ! type -P "${path}" && [ -n "${displayname}" ]; then + echo "${displayname}: Command not found." + exitcode 8 + fi +} + +LVS_PROG="$(prog_path "@root_sbindir@/lvs" "lvs")" +BLKID_PROG="$(prog_path "@root_sbindir@/blkid" "blkid")" + +# Scrub any fs on lvm by creating a snapshot and fscking that. +"${LVS_PROG}" -o vg_name,lv_name,lv_role --noheadings 2> /dev/null | while read vg lv role extra; do + # parsing error? + test -n "${extra}" && continue + # Skip snapshots + echo "${role}" | grep -q "snapshot" && continue + + dev="/dev/${vg}/${lv}" + # Skip non-ext[234] + "${BLKID_PROG}" -p -n "${types}" "${dev}" > /dev/null 2>&1 || continue + + ${DBG} "@root_sbindir@/e2scrub" "${dev}" +done + +exitcode 0
