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Commit Graph

363 Commits

Author SHA1 Message Date
Zdenek Kabelac
ad60805ffd lvconvert: switch to validate_lvname_param
Use new toollib function for validation.
2014-09-28 13:49:01 +02:00
Heinz Mauelshagen
45f57477f4 cleanup: Use segtype.h definitions of segment type names wherever possible
We are not using already defined segement type names where we could.

There is a lot of other places in device-mapper and LVM2 we have those
hardcoded so we should better finally have a common interface in
libdevmapper to avoid this.
2014-09-24 15:24:41 +02:00
Zdenek Kabelac
edb3902c25 debug: show stacktrace on error path 2014-09-24 10:54:48 +02:00
Zdenek Kabelac
f809fa5a78 cleanup: drop uneeded backup call
lv_update_and_reload already handle backup.
2014-09-24 10:54:48 +02:00
Zdenek Kabelac
ec4ffeb51c cleanup: use supplied cmd pointer 2014-09-24 10:54:48 +02:00
Zdenek Kabelac
a8aee7dba2 activate: update lv_check_not_in_use: API
Use of lv_info() internally in lv_check_not_in_use(),
so it always could use with_open_count properly.

Skip sysfs() testing in open_count == 0 case.

Accept just 'lv' pointer like other functions.

The function has 'built-in' lv_is_active_locally check,
which however is not what we need to check in many place.
For now at least remotely active snapshot merge is
detected and for this case merge on next activation is scheduled.
2014-09-24 10:54:47 +02:00
Zdenek Kabelac
c96665e6a8 lvconvert: reoder old snapshot merge
Move check for snapshot-merge support before archiving.

Split code on 2 paths - with merge_on_activate
using vg_write & vg_commit
and lv_update_reload call for instant merging.

Move printing after backup.
2014-09-24 10:54:47 +02:00
Zdenek Kabelac
af18e7cfbf cleanup: move printing after backup
Print successful result after making backup.
In this place we are sure to not keep memlock.
2014-09-24 10:54:47 +02:00
Zdenek Kabelac
13c07c685a thin and cache: improve conversion validation
More validations before any thin or cache related conversion begins.

We allow to use and stack:

pool data: cache or raid
pool metadata: raid

pool:  linear, striped
cache: linear, striped, raid
thin(extorig): linear, origin, cow, virtual, thin
2014-09-24 10:53:44 +02:00
Zdenek Kabelac
cd3345a5b0 thin: no pool can be used for external origins
Cache pool can't be external origin either.
For simplicity use vg from passed LV.
2014-09-24 10:52:02 +02:00
Zdenek Kabelac
736f40134b mirror: extend adjusted_mirror_region_size API
We use adjusted_mirror_region_size() in two different contexts.

Either on command line -
 here we do want to inform user about reduction of size.

Or in pvmove activation context -
 here we should only use 'verbose' info.
2014-09-24 10:48:02 +02:00
Zdenek Kabelac
e2312d28ed cleanup: switch to use CHANGE_AEY
Since for other enums we use 'Y' or 'N' use it with 'AE' as well.
2014-09-19 15:51:31 +02:00
Zdenek Kabelac
34bdb83c52 cleanup: update message 2014-09-18 00:53:42 +02:00
Zdenek Kabelac
31548e4e7c cleanup: detect unsupported options earlier
Avoid unnecessary converions of pool.
2014-09-18 00:42:53 +02:00
Alasdair G Kergon
ab2dacf6f6 lvconvert: Further restrictions on cache/pools.
Would be better to define what is supported not what isn't, but this'll
have to do for now.
2014-09-17 23:00:41 +01:00
Alasdair G Kergon
a2a869afc8 lvconvert: Disallow mixing of cache and thin pools.
--cachepool can't take a thin pool and --thinpool can't take a
cache pool.
2014-09-17 17:11:01 +01:00
Alasdair G Kergon
bdb05cc05e lvconvert: Restrict use of cache LVs.
Refuse use of -m and -s with cache LVs until full support
can be provided.
2014-09-17 16:41:58 +01:00
Jonathan Brassow
9d57aa9a0f cache-pool: Fix specification of cachemode when converting to cache-pool
Failure to copy the 'feature_flags' lvconvert_param to the matching
lv_segment field meant that when a user specified the cachemode argument,
the request was not honored.
2014-09-16 22:19:53 -05:00
Jonathan Brassow
b87a7683e2 clean-up: better macro usage
Use 'lv_is_mirror' instead of 'lv_is_mirrored && !lv_is_raid' - both
are the same as asking if the non-RAID mirror implementation is being
used.
2014-09-16 21:24:14 -05:00
Alasdair G Kergon
2360ce3551 cleanup: Use lv_is_ macros.
Use lv_is_* macros throughout the code base, introducing
lv_is_pvmove, lv_is_locked, lv_is_converting and lv_is_merging.

lv_is_mirror_type no longer includes pvmove.
2014-09-15 21:33:53 +01:00
Zdenek Kabelac
e4e50863a2 lvconvert: use lv_update_and_reload
Use lib function.
2014-09-09 19:15:26 +02:00
Alasdair G Kergon
8b8d21f873 pre-release 2014-08-26 16:34:14 +01:00
Peter Rajnoha
50babdf123 revert: commit 8d00499167
Let's test this more...
2014-08-26 17:07:37 +02:00
Peter Rajnoha
8d00499167 lvconvert: snapshot: allow using raid1 for snapshot and snapshot origin
When testing conversion sanity, we checked lv->status & MIRRORED
which encompasses both old mirrors and raid1 mirrors. But we need to
ban only the old mirrors here hence allow raid1 mirrors.
2014-08-20 10:12:09 +02:00
Peter Rajnoha
84860fd54f lv: remove lv_type_name fn
The lv_type_name function is remnant from old code that reported
only single string for the LV type. LV types are now reported
in a more extended way as keyword list that describe the type
precisely (using lv_layout_and_type fn).

The lv_type_name was used in some error messages to display the
type of the LV so just reinstate the old messages back referencing
the type directly with a string - this is enough for error messages.
They don't need to display the LV type as precisely as it's used
on lvs output (which is optimized for selection anyway).
2014-08-19 14:16:39 +02:00
Zdenek Kabelac
1bde4c19e6 cleanup: drop unneeded inits 2014-08-15 15:06:44 +02:00
Zdenek Kabelac
5095a6517d cleanup: simplier struct initilization 2014-08-15 15:06:44 +02:00
Zdenek Kabelac
338b991e40 cleanup: move test for free arg
Move test for list of volumes into common place.
2014-08-15 15:06:44 +02:00
Zdenek Kabelac
10e3715564 lvconvert: show name of activated volume
Display the name of volume that needs to be activated for merging.
2014-08-15 15:06:44 +02:00
Zdenek Kabelac
894eda4707 thin and cache: unify pool common code
Fix get_pool_params to only read params.
Add poolmetadataspare option to get_pool_params.
Move all profile code into update_pool_params.
Move recalculate code into pool_manip.c
2014-07-22 22:41:38 +02:00
Zdenek Kabelac
8c56c5fbac lvconvert: better testing order
Avoid duplicate tests through implicit calls - check directly
result of string assignment.
2014-07-22 22:38:59 +02:00
Zdenek Kabelac
ab7bcc26f6 tools: switch logic for new arg_ func
Revert logic and rename new arg_ functions to:

arg_from_list_is_set()
arg_outside_list_is_set()

When err_found is given, log_error message is automaticaly
printed.
2014-07-22 22:38:59 +02:00
Zdenek Kabelac
53b787e519 cleanup: drop testing impossible path
We cannot get NULL in this test - since if the arg is set
it will always return non-NULL value here.
(in-release update)
2014-07-17 16:20:21 +02:00
Zdenek Kabelac
ffa1a7b046 cleanup: typo in message
in-release fix.
2014-07-17 16:19:57 +02:00
Zdenek Kabelac
f5d6c4b0f3 cache: use get_cache_mode for validation
Use a single function to validate cache mode arg
and set DM_ feature flags.
2014-07-17 16:16:45 +02:00
Zdenek Kabelac
8f9f180139 lvconvert: improve merge validation
Easier check for conflicting options with --merge.
2014-07-17 16:16:00 +02:00
Zdenek Kabelac
7abad9ef88 lvconvert: improve splitsnapshot test
Easier check for conflicting options with --splitsnapshot.
2014-07-17 16:15:30 +02:00
Zdenek Kabelac
4dcacbe369 lvconvert: move to single name validation
Validate all LV names in _lvconvert_name_params().
2014-07-17 16:14:36 +02:00
Zdenek Kabelac
04acf7a8d0 lvconvert: add missing option for repair
Few more option needs to be allowed with --repair.
(in-release fix).
2014-07-17 16:14:18 +02:00
Zdenek Kabelac
65a3f50556 lvconvert: fix missing repair option
Support --repair and --use-policies with mirrors.
(fixes another regression from lvconvert change for thin and cache).
TODO: the code path for mirror needs update.
2014-07-11 14:42:21 +02:00
Zdenek Kabelac
af219fbc04 cleanup: lets make it really obvious for gcc 2014-07-11 14:19:22 +02:00
Zdenek Kabelac
c0ebe78ef8 lvconvert: fix mirror path
lvconvert rewrite commit missed proper handling
of mirror path for --corelog and --mirrorlog options.
Document this even in man page.
2014-07-11 14:12:35 +02:00
Zdenek Kabelac
7913f64a02 cleanup: drop unintend debug error line 2014-07-11 13:54:54 +02:00
Zdenek Kabelac
a62cea3371 cleanup: older gcc is not smart enough
Avoid gcc warning about uninitialized 'seg' variable.
It's not easy for older gcc compiler to deduce it's been set.
2014-07-11 13:52:30 +02:00
Zdenek Kabelac
9f703d35a0 cleanup: lvconvert reoder repair check 2014-07-11 13:32:23 +02:00
Zdenek Kabelac
970989655f lvconvert: update for thin a cache
Major update of lvconvert code to handle cache and thin.
related targets.

Code tries to unify handling of cache and thin pools.
Better supports lvm2 syntax:

lvconvert --type cache --cachepool vg/pool vg/cache
lvconvert --type thin --thinpool vg/pool vg/extorg
lvconvert --type cache-pool vg/pool
lvconvert --type thin-pool vg/pool

as well as:

lvconvert --cache --cachepool vg/pool vg/cache
lvconvert --thin --thinpool vg/pool vg/extorg
lvconvert --cachepool vg/pool
lvconvert --thinpool vg/pool

While catching much more command line errors.
(Yet couple paths still needs more tests)

Detects as much cmdline errors prior opening VG.

Uses single lvconvert_name_params to convert LV names.

Detects as much incompatibilies in VG prior prompting.

Uses single prompt to confirm whole conversion.

TODO: still the code needs fixes...
2014-07-11 13:32:22 +02:00
Zdenek Kabelac
fe3ea94e58 cleanup: shift detection of chunksize sign
Sign should be checked prior opening of VG.
Since get_pool_params() needs profiles,
we need to move check for sign earlier.
2014-07-11 13:32:22 +02:00
Zdenek Kabelac
d5d883d91b cleanup: indent changes 2014-07-11 13:32:21 +02:00
Zdenek Kabelac
04b8e55f2a lvconvert: relocate mirror tests 2014-07-11 12:57:45 +02:00
Zdenek Kabelac
56c5ad7b19 lvconvert: snapshot prompts to confirm conversion
Since the type passed LV is changed and content of data detroyed,
query user with prompt to confirm this operation.
Also add a proper wiping of header.

Using '--yes' will skip this prompt:

lvconvert -s --yes vg/lv vg/lvcow
2014-07-11 12:49:55 +02:00