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mirror of git://sourceware.org/git/lvm2.git synced 2024-12-02 22:42:30 +03:00

lvmdevices check: error exit if update is needed

. error exit means that lvmdevices --update would make a change.

. remove check of PART field from --check because it isn't used.

. unlink searched_devnames file to ensure check|update will search
This commit is contained in:
David Teigland 2022-01-13 14:52:54 -06:00
parent d5a950ca67
commit a972d63c54
4 changed files with 24 additions and 27 deletions

View File

@ -2278,7 +2278,8 @@ void device_ids_find_renamed_devs(struct cmd_context *cmd, struct dm_list *dev_l
continue;
}
log_warn("Devices file PVID %s updating IDNAME to %s.", dev->pvid, devname);
if (!noupdate)
log_warn("Devices file PVID %s updating IDNAME to %s.", dev->pvid, devname);
free(du->idname);
free(du->devname);

View File

@ -423,7 +423,7 @@ sed "s/$pvid1/badpvid/" "$DF.orig" |tee $DF
not grep $pvid1 $DF
grep $did1 $DF
lvmdevices --check 2>&1|tee out
not lvmdevices --check 2>&1|tee out
grep $dev1 out
grep badpvid out
grep $pvid1 out
@ -493,7 +493,7 @@ rm $DF
d1=$(basename $dev1)
d3=$(basename $dev3)
sed "s/$d1/$d3/" "$DF.orig" |tee $DF
lvmdevices --check 2>&1 |tee out
not lvmdevices --check 2>&1 |tee out
grep $dev1 out
lvmdevices --update
@ -515,7 +515,7 @@ sed "s/$d1/tmp/" "$DF.orig" |tee ${DF}_1
sed "s/$d2/$d1/" "${DF}_1" |tee ${DF}_2
sed "s/tmp/$d2/" "${DF}_2" |tee $DF
rm ${DF}_1 ${DF}_2
lvmdevices --check 2>&1 |tee out
not lvmdevices --check 2>&1 |tee out
grep $dev1 out
grep $dev2 out
@ -536,7 +536,7 @@ rm $DF
d1=$(basename $dev1)
d3=$(basename $dev3)
sed "s/$d1/$d3/" "$DF.orig" |tee $DF
lvmdevices --check 2>&1 |tee out
not lvmdevices --check 2>&1 |tee out
grep $dev1 out
pvs -o+uuid,deviceid | grep $vg |tee out

View File

@ -159,7 +159,8 @@ arg(cachesize_ARG, '\0', "cachesize", sizemb_VAL, 0, 0,
"The size of cache to use.\n")
arg(check_ARG, '\0', "check", 0, 0, 0,
"Check the content of the devices file.\n")
"Checks the content of the devices file.\n"
"Reports incorrect device names or PVIDs for entries.\n")
arg(commandprofile_ARG, '\0', "commandprofile", string_VAL, 0, 0,
"The command profile to use for command configuration.\n"

View File

@ -128,7 +128,6 @@ int lvmdevices(struct cmd_context *cmd, int argc, char **argv)
struct device *dev;
struct dev_use *du, *du2;
const char *deviceidtype;
int changes = 0;
dm_list_init(&search_pvids);
dm_list_init(&found_devs);
@ -184,8 +183,11 @@ int lvmdevices(struct cmd_context *cmd, int argc, char **argv)
if (arg_is_set(cmd, check_ARG) || arg_is_set(cmd, update_ARG)) {
int search_count = 0;
int update_needed = 0;
int invalid = 0;
unlink_searched_devnames(cmd);
label_scan_setup_bcache();
dm_list_iterate_items(du, &cmd->use_devices) {
@ -225,6 +227,8 @@ int lvmdevices(struct cmd_context *cmd, int argc, char **argv)
* run just above.
*/
device_ids_validate(cmd, NULL, &invalid, 1);
if (invalid)
update_needed = 1;
/*
* Find and fix any devname entries that have moved to a
@ -240,33 +244,24 @@ int lvmdevices(struct cmd_context *cmd, int argc, char **argv)
label_scan_invalidate(du->dev);
}
/*
* check du->part
*/
dm_list_iterate_items(du, &cmd->use_devices) {
int part = 0;
if (!du->dev)
continue;
dev = du->dev;
dev_get_partition_number(dev, &part);
if (part != du->part) {
log_warn("Device %s partition %u has incorrect PART in devices file (%u)",
dev_name(dev), part, du->part);
du->part = part;
changes++;
}
}
if (arg_is_set(cmd, update_ARG)) {
if (invalid || !dm_list_empty(&found_devs)) {
if (update_needed || !dm_list_empty(&found_devs)) {
if (!device_ids_write(cmd))
goto_bad;
log_print("Updated devices file to version %s", devices_file_version());
} else {
log_print("No update for devices file is needed.");
}
} else {
/*
* --check exits with an error if the devices file
* needs updates, i.e. running --update would make
* changes.
*/
if (update_needed) {
log_error("Updates needed for devices file.");
goto bad;
}
}
goto out;
}