snf-manage: Accept Ganeti server/network names
Make management commands relevant with servers and networks to acceptas arguments their Ganeti names, besides their database ID.
For example if BACKEND_PREFIX_ID='snf-', they following two commands areboth valid:...
Move common code for mngmt commands to webproject
Move cyclades functions that are useful for all managament commands, likepprint_table or parse_filters, to snf-webproject.
Fix bugs in UserCache
Fix an infinite loop bug in UserCache.fetch_names(), and correct the*-list commands to only call fetch_names(), when invoked with the--displayname option.
Fix print alignment for snf-mange cmds
pprint_table misbehaved when handling unicode 'strings', breaking thealignment of the output of several snf-manage cmds, and raising aunicode encode exception, when printing non 'ascii' unicode strings.
Calculate correctly the max column width by applying len() directly to...
Improve server-list usability
Refs #3375
Improve perf for snf-manage cyclades commands
When the snf-manage {server, network}-list commands are invoked with the--displayname option, batch the UUID-to-displayname requests to astakos,instead of issuing a request for each (unique) UUID.
Add type assertions in pprint_table args
Add assertions about the types of "table" and "headers" arguments.
Refs #3365
Fix TypeError in pprint_table
Convert all fields of table and headers to strings before counting theirlength or right-aligning them.
Validate all network-create parameters
Fix bug: Detect malformed network subnet
Fix bug in Cyclades network API. API should raise BadRequest ifspecified network subnet is invalid. Also, do not allow subnets withhost bits set (like 10.0.0.1/28).
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