shaba/lvm2
1
0
Fork 0
mirror of git://sourceware.org/git/lvm2.git synced 2024-12-21 13:34:40 +03:00
Code Releases Activity

pvcreate: overwrite partition header with -f

Browse Source 
$ pvcreate /dev/sdc
  Cannot use /dev/sdc: device is partitioned
$ pvcreate -f /dev/sdc
  Physical volume "/dev/sdc" successfully created.
This commit is contained in:
David Teigland 2021-09-08 16:30:11 -05:00
parent 4b26fb3543
commit a5c37afdca
5 changed files with 28 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
lib/commands/toolcontext.h
View File

@ -201,6 +201,7 @@ struct cmd_context {
unsigned ignore_device_name_mismatch:1; /* skip updating devices file names */
unsigned backup_disabled:1; /* skip repeated debug message */
unsigned event_activation:1; /* whether event_activation is set */
unsigned filter_partitioned_skip:1; /* don't use filter-partitioned */
/*
* Devices and filtering.

3
lib/filters/filter-partitioned.c
View File

@ -27,6 +27,9 @@ static int _passes_partitioned_filter(struct cmd_context *cmd, struct dev_filter
if (cmd->filter_nodata_only)
return 1;
if (cmd->filter_partitioned_skip)
return 1;
dev->filtered_flags &= ~DEV_FILTERED_PARTITIONED;
ret = dev_is_partitioned(cmd, dev);

7
man/pvcreate.8_des
View File

@ -7,9 +7,10 @@ Use \fBvgcreate\fP(8) to create a new VG on the PV, or \fBvgextend\fP(8)
to add the PV to an existing VG. Use \fBpvremove\fP(8) to remove the LVM
disk label from the device.
.P
The force option will create a PV without confirmation. Repeating the
force option (\fB-ff\fP) will forcibly create a PV, overriding checks that
normally prevent it, e.g. if the PV is already in a VG.
The force option will create a PV without confirmation, and will overwrite
partition headers. Repeating the force option (\fB-ff\fP) will override other
checks that would normally prevent a pvcreate, e.g. if the PV is already in a
VG.
.P
.B Metadata location, size, and alignment
.P

12
test/shell/test-partition.sh
View File

@ -16,7 +16,6 @@
#
SKIP_WITH_LVMPOLLD=1
LVM_TEST_CONFIG_DEVICES="types = [\"device-mapper\", 142]"
@ -25,7 +24,7 @@ LVM_TEST_CONFIG_DEVICES="types = [\"device-mapper\", 142]"
which sfdisk || skip
aux prepare_pvs 1 30
aux prepare_pvs 2 30
pvs "$dev1"
@ -33,3 +32,12 @@ pvs "$dev1"
echo "1 2" | sfdisk --force "$dev1"
not pvs "$dev1"
wipefs -a "$dev2"
echo "1 2" | sfdisk --force "$dev2"
partprobe
not pvcreate "$dev2"
pvcreate -f "$dev2"
pvs "$dev2"
pvremove "$dev2"

10
tools/toollib.c
View File

@ -5243,6 +5243,10 @@ int pvcreate_each_device(struct cmd_context *cmd,
if (cmd->enable_devices_file && !pp->is_remove)
cmd->filter_deviceid_skip = 1;
/* pvcreate -f overwrites partitions */
if (pp->force && !pp->is_remove)
cmd->filter_partitioned_skip = 1;
log_debug("Scanning and filtering device args (%u).", dm_list_size(&scan_devs));
label_scan_devs(cmd, cmd->filter, &scan_devs);
@ -5257,6 +5261,7 @@ int pvcreate_each_device(struct cmd_context *cmd,
}
}
cmd->filter_deviceid_skip = 0;
cmd->filter_partitioned_skip = 0;
/*
* Can the command continue if some specified devices were not found?
@ -5469,6 +5474,9 @@ do_command:
if (cmd->enable_devices_file && !pp->is_remove)
cmd->filter_deviceid_skip = 1;
if (pp->force && !pp->is_remove)
cmd->filter_partitioned_skip = 1;
log_debug("Rescanning and filtering device args with exclusive open");
if (!label_scan_devs_excl(cmd, cmd->filter, &rescan_devs)) {
log_debug("Failed to rescan devs excl");
@ -5482,7 +5490,9 @@ do_command:
dm_list_add(&pp->arg_fail, &pd->list);
}
}
cmd->filter_deviceid_skip = 0;
cmd->filter_partitioned_skip = 0;
if (dm_list_empty(&pp->arg_process) && dm_list_empty(&remove_duplicates)) {
log_debug("No devices to process.");