Use lock timeout for queue updates in ganeti-noded
This helps to prevent complete deadlocks.
Reviewed-by: iustinp
noded: Get job queue lock while purging queue content
Only one process should modify the queue at the same time.
Make WaitForJobChanges deal with long jobs
This patch alters the WaitForJobChanges luxi-RPC call to have aconfigurable timeout, so that the call behaves nicely with long jobsthat have no update.
We do this by adding a timeout parameter in the RPC call, and returning...
Make sure that client programs get all messages
This is a large patch, but I can't figure out how to split it withoutbreaking stuff. The old way of getting messages by always getting thelast one didn't bring all messages to the client if they were added...
Use Linux-specific way to name master socket
By using this Linux-specific way we don't have to care about removing thesocket file when quitting or starting (after an unclean shutdown). For amore detailed description, see the comment in the patch.
Reviewed-by: schreiberal
Add RPC call to wait for job changes
This way clients can react faster to status or message changes anddon't have to poll anymore.
Reviewed-by: ultrotter
Add query function for exports
noded: Add RPC function to rename job queue files
This will be used to archive jobs.
noded: Add decorator for job queue lock
The lock will also be needed by another function.
Implement queue locking in node daemon
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