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Modify utils.TcpPing to make source address optional
This patch modifies TcpPing and its callers to make the source addressselection optional. Usually, the kernel will know better whatsource address to use, just in some cases we want to enforce a given...
Remove fping as a dependency for Ganeti.
This patch completely gets rid of fping - replace all fping invocations with TcpPing calls - update documentation accordingly. - associated cleanups (use constant for localhost IP, use more sensible defaults for TcpPing and use those)...
Remove requirement that host names are FQDN
We currently require that hostnames are FQDN not short names(node1.example.com instead of node1). We can allow short names as longas: - we always resolve the names as returned by socket.gethostname() - we rely on having a working resolver...
Move a constant from ganeti-master to constants.py
The EXIT_NODESETUP_ERROR is a useful constant and ganeti-watcher coulduse it too. This patch moves it to constants.py and modifed theganeti-master script to use it from there.
Reviewed-by: imsnah
Style changes for pep-8 and python-3000 compliance.
This changes the raising of exceptions from: raise Exception, valueto raise Exception(value)
as the first form will be removed in python-3000 and the second form ispreferred now.
The changes also involve a few cases of changing from raising standard...
Make the ganeti-watcher exit gracefully if it's not run on the master.
Big change/cleanup in relation to the master startup: - move the master node name from the ConfigWriter to SimpleStore (all nodes need this, and it was the only thing pulled in from the ConfigWriter on nodes) - fix mcpu.py and the testing w.r.t. this change; for testing, rename...