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From 5cdaa8e6a276ad8cb79c3457badbb4f9dda5aa3e Mon Sep 17 00:00:00 2001
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From: Jakub Filak <jfilak@redhat.com>
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Date: Mon, 13 Jun 2016 09:43:21 +0200
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Subject: [PATCH] vmcore: fix finding partitions by UUID and LABEL
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In kdump.conf fs partition can be specified by UUID or LABEL but mtab
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uses only file system node path. Hence, we need to translate the ID to
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its node path.
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Related: rhbz#1147053
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Signed-off-by: Jakub Filak <jfilak@redhat.com>
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---
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configure.ac | 2 ++
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src/hooks/Makefile.am | 1 +
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src/hooks/abrt_harvest_vmcore.py.in | 27 +++++++++++++++++++++++++++
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3 files changed, 30 insertions(+)
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diff --git a/configure.ac b/configure.ac
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index 330dd9c..20a7f27 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -173,6 +173,8 @@ AC_ARG_ENABLE(doxygen-docs,
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[enable_doxygen_docs=no]
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)
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+AC_PATH_PROG([BLKID], [BLKID], [/usr/sbin/blkid], [$PATH:/usr/sbin:/sbin])
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+
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# Doxygen Documentation
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AC_PATH_PROG(DOXYGEN, doxygen, no)
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diff --git a/src/hooks/Makefile.am b/src/hooks/Makefile.am
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index 9a527f4..216cfc1 100644
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--- a/src/hooks/Makefile.am
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+++ b/src/hooks/Makefile.am
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@@ -92,6 +92,7 @@ abrt-install-ccpp-hook: abrt-install-ccpp-hook.in
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abrt-harvest-vmcore: abrt_harvest_vmcore.py.in
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sed -e s,\@CONF_DIR\@,\$(CONF_DIR)\,g \
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-e s,\@DEFAULT_DUMP_LOCATION\@,$(DEFAULT_DUMP_LOCATION),g \
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+ -e s,\@BLKID\@,$(BLKID),g \
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$< >$@
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abrt-harvest-pstoreoops: abrt-harvest-pstoreoops.in
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diff --git a/src/hooks/abrt_harvest_vmcore.py.in b/src/hooks/abrt_harvest_vmcore.py.in
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index c6a7e6b..e71e5c9 100644
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--- a/src/hooks/abrt_harvest_vmcore.py.in
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+++ b/src/hooks/abrt_harvest_vmcore.py.in
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@@ -13,6 +13,7 @@ import shutil
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import time
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import hashlib
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import augeas
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+from subprocess import Popen, PIPE
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import problem
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@@ -37,6 +38,32 @@ def get_mount_point(part_id):
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part_id - device node, label or uuid
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"""
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+ idtypes = {"UUID=":"-U", "PARTUUID=":"-U", "LABEL=":"-L", "PARTLABEL=":"-L"}
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+
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+ for typ, switch in idtypes.items():
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+ if not part_id.startswith(typ):
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+ continue
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+
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+ idf = part_id[len(typ):]
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+ try:
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+ proc = Popen(["@BLKID@", switch, idf], stdout=PIPE, stderr=PIPE)
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+ out, err = proc.communicate()
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+ if err:
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+ sys.stderr.write("Failed 'blkid {0} {1}': {2}\n"
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+ .format(switch, idf, err))
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+ sys.exit(1)
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+ if not out:
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+ sys.stderr.write("No results from 'blkid {0} {1}'\n"
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+ .format(switch, idf))
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+ sys.exit(1)
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+
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+ part_id = out.strip()
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+ break
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+ except OSError as ex:
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+ sys.stderr.write("Cannot run 'blkid {0} {1}': {2}\n"
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+ .format(switch, idf, str(ex)))
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+ sys.exit(1)
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+
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# look up the identifier in /etc/mtab
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result = get_augeas("Fstab", "/etc/mtab").get("/files/etc/mtab/*"
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"[spec=\"" + part_id + "\"]/file")
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--
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1.8.3.1
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