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Latest revisions

# Date Author Comment
d5b031dc 12/04/2012 07:32 pm Michael Hanselmann

Allow ignoring successful commands in "gnt-cluster command"

In some cases it is useful to ignore the output of and avoid mentioning
successful commands. One would be when looking for a certain string in
a file:

$ gnt-cluster command egrep -q '^testing$' /etc/......
402ff455 12/04/2012 05:24 pm Michael Hanselmann

errors: Show error descriptions in API documentation

Comments with a colon after the hash sign (“#:”) show up in the
epydoc output.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

ef66500f 12/04/2012 04:26 pm Michael Hanselmann

Fix locking mistake introduced in commit 5cc1f88

The node resource locks were not set correctly on instance import.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Guido Trotter <>

dd076c21 12/04/2012 01:44 pm Iustin Pop

Add safety check on job dependency/TIsLength

If TIsLength is applied to a non-container item, it will fail (type
error) due to invalid application of len(). Since this can happen on
user-supplied data, we add an explicit TList/TTuple check (the TTuple
test is a new one)....

dbd1264a 12/04/2012 12:57 pm Michael Hanselmann

LUClusterSetParams: Use node allocation lock

All resources are acquired and opportunistic instance creations would
fail. Also add a TODO.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Guido Trotter <>

5cc1f887 12/04/2012 12:56 pm Michael Hanselmann

LUInstanceCreate: Acquire node allocation lock

Opportunistic locks are not yet used. This patch changes
LUInstanceCreate to acquire the node allocation lock to avoid conflicts
with other opcodes acquiring many node locks.

Signed-off-by: Michael Hanselmann <>...

2cb3181a 12/04/2012 12:56 pm Michael Hanselmann

Acquire node allocation lock for failover/migration

See code for an explanatory comment. The lock is released as soon as

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Guido Trotter <>

1dacbb06 12/04/2012 12:47 pm Dimitris Aragiorgis

Use GetMultiInstanceInfo in LUNetwork* opcodes

LUNetworkConnect/Disconnect looks up a nodegroup's instances for
conflicting IPs. To do so, use GetNodeGroupInstances() and

Additionally, check if the correct locks were acquired.

Signed-off-by: Dimitris Aragiorgis <>...

d242923c 12/04/2012 11:22 am Michael Hanselmann

utils.text: Function to verify MAC address prefix

The network management code needs to verify a MAC address prefix.
Instead of (ab)using NormalizeAndValidateMac, clean code should be used.
Unit tests for NormalizeAndValidateMac are updated and new ones for...

0602cef3 12/03/2012 04:33 pm Michael Hanselmann

Factorize code for checking node daemon certificate

This code is going to be used by a new utility for setting up the node
daemon. Unit tests are updated/added.

Additionally, the certificate and key stored in “server.pem” are
verified, too.

Signed-off-by: Michael Hanselmann <>...

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