From: Adeodato Simo <[email protected]> This will trigger a ClusterVerifyGroup operation only on the specified group, skipping other groups as well as cluster-wide verifications.
Signed-off-by: Adeodato Simo <[email protected]> --- lib/client/gnt_cluster.py | 16 ++++++++++------ man/gnt-cluster.rst | 7 ++++++- 2 files changed, 16 insertions(+), 7 deletions(-) diff --git a/lib/client/gnt_cluster.py b/lib/client/gnt_cluster.py index c5eebf7..dec37dc 100644 --- a/lib/client/gnt_cluster.py +++ b/lib/client/gnt_cluster.py @@ -456,12 +456,16 @@ def VerifyCluster(opts, args): simulate = opts.simulate_errors skip_checks = [] - # Verify cluster config. - op = opcodes.OpClusterVerifyConfig(verbose=opts.verbose, - error_codes=opts.error_codes, - debug_simulate_errors=simulate) + if opts.nodegroup is None: + # Verify cluster config. + op = opcodes.OpClusterVerifyConfig(verbose=opts.verbose, + error_codes=opts.error_codes, + debug_simulate_errors=simulate) - success, all_groups = SubmitOpCode(op, opts=opts) + success, all_groups = SubmitOpCode(op, opts=opts) + else: + success = True + all_groups = [opts.nodegroup] if opts.skip_nplusone_mem: skip_checks.append(constants.VERIFY_NPLUSONE_MEM) @@ -1259,7 +1263,7 @@ commands = { 'verify': ( VerifyCluster, ARGS_NONE, [VERBOSE_OPT, DEBUG_SIMERR_OPT, ERROR_CODES_OPT, NONPLUS1_OPT, - DRY_RUN_OPT, PRIORITY_OPT], + DRY_RUN_OPT, PRIORITY_OPT, NODEGROUP_OPT], "", "Does a check on the cluster configuration"), 'verify-disks': ( VerifyDisks, ARGS_NONE, [PRIORITY_OPT], diff --git a/man/gnt-cluster.rst b/man/gnt-cluster.rst index 866fba6..d3fcecd 100644 --- a/man/gnt-cluster.rst +++ b/man/gnt-cluster.rst @@ -579,7 +579,7 @@ node will be listed as /nodes/*name*, and an instance as VERIFY ~~~~~~ -**verify** [--no-nplus1-mem] +**verify** [--no-nplus1-mem] [--node-group *nodegroup*] Verify correctness of cluster configuration. This is safe with respect to running instances, and incurs no downtime of the @@ -589,6 +589,11 @@ If the ``--no-nplus1-mem`` option is given, Ganeti won't check whether if it loses a node it can restart all the instances on their secondaries (and report an error otherwise). +With ``--node-group``, restrict the verification to those nodes and +instances that live in the named group. This will not verify global +settings, but will allow to perform verification of a group while other +operations are ongoing in other groups. + VERIFY-DISKS ~~~~~~~~~~~~ -- 1.7.2.5
