initial import
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#!/usr/bin/python
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from fulcrmpy import apiv2 as fulcrm
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import sys
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import requests
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from requests.auth import HTTPBasicAuth
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import datetime
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import dns.resolver
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import json
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import re
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resolver = dns.resolver.Resolver()
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vlan_re = re.compile( r"([:\.][0-9]+)" )
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THINGTYPE_VM = "/api/v2/thingtype/4/"
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USER_MAREK = "/api/v2/user/1/"
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ganeti_cluster = sys.argv[ 1 ]
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fulcrmapi = fulcrm.APIv2( sys.argv[ 2 ], sys.argv[ 3 ] )
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ganeti_auth = HTTPBasicAuth( sys.argv[ 4 ], sys.argv[ 5 ] )
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def ganeti_get_instances( cluster ):
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global ganeti_auth
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cluster = "127.0.0.1"
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req = requests.get( "https://" + cluster + ":5080/2/instances", verify = False, auth = ganeti_auth )
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return req.json()
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def ganeti_get_instance( cluster, name ):
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global ganeti_auth
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cluster = "127.0.0.1"
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req = requests.get( "https://" + cluster + ":5080/2/instances/" + name, verify = False, auth = ganeti_auth )
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return req.json()
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def fulcrm_get_thing( uuid = None, source_str = None, source = None, name = None ):
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if uuid:
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for thing in fulcrmapi.get_many( "/api/v2/thing/",
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query = { "expand": [ "d", "related_from_thing2things", "related_to_thing2things", "thing2thingtypes", "thing2thingtypes.thingtype" ],
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"passport__system": [ "gan2ful.%s" % ganeti_cluster ],
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"passport__passport": [ uuid ],
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} ):
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return ( thing, True )
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for thing in fulcrmapi.get_many( "/api/v2/thing/",
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query = { "expand": [ "d", "related_from_thing2things", "related_to_thing2things", "thing2thingtypes", "thing2thingtypes.thingtype" ],
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"uuid": [ uuid ],
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} ):
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return ( thing, False )
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if source_str:
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if source:
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for thing in fulcrmapi.get_many( "/api/v2/thing/",
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query = { "expand": [ "d", "related_from_thing2things", "related_to_thing2things", "thing2thingtypes", "thing2thingtypes.thingtype" ],
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"source": [ source ],
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"source_str": [ source_str ],
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} ):
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return ( thing, False )
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else:
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for thing in fulcrmapi.get_many( "/api/v2/thing/",
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query = { "expand": [ "d", "related_from_thing2things", "related_to_thing2things", "thing2thingtypes", "thing2thingtypes.thingtype" ],
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"source_str": [ source_str ],
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} ):
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return ( thing, False )
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if name:
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for thing in fulcrmapi.get_many( "/api/v2/thing/",
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query = { "expand": [ "d", "related_from_thing2things", "related_to_thing2things", "thing2thingtypes", "thing2thingtypes.thingtype" ],
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"name": [ name ],
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} ):
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if thing[ 'source' ]:
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print( '"%s" already exists source "%s" source_str "%s"' % ( name, thing[ 'source' ], thing[ 'source_str' ] ) )
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else:
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return ( thing, False )
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def ganeti_vlan( val ):
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if val:
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return [ x for ( i, x ) in enumerate( vlan_re.split( val ) ) if i % 2 ]
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return None
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def unix_to_8601( t ):
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if t:
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return datetime.datetime.utcfromtimestamp( t ).strftime( "%Y-%m-%dT%H:%M:%SZ" )
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def fulcrm_set_d( d, key, value ):
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logs = []
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if key in d:
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if d[ key ] != value:
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logs.append( "changing %s from %s" % ( repr( key ), json.dumps( value ) ) )
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d[ key ] = value
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else:
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d[ key ] = value
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logs.append( "adding value for %s" % ( repr( key ), ) )
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return logs
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if __name__ == '__main__':
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fulcrm_thing_cluster = fulcrm_get_thing( source = "ganeti-cluster", source_str = ganeti_cluster, name = ganeti_cluster )
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if not fulcrm_thing_cluster:
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raise ValueError( "cannot find %s cluster in fulcrm" % ganeti_cluster )
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for instance in ganeti_get_instances( ganeti_cluster ):
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instance_name = instance[ 'id' ]
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instance_data = ganeti_get_instance( ganeti_cluster, instance_name )
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( vm, vm_fetched_by_passport ) = fulcrm_get_thing( uuid = instance_data[ 'uuid' ],
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source = ganeti_cluster, source_str = instance_data[ 'name' ],
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name = instance_data[ 'name' ],
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) or ( {}, False )
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if 'url' in vm:
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vm_url = vm[ 'url' ]
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else:
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vm_url = "/api/v2/thing/"
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vm = { "name": instance_name,
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"d": {},
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}
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print( "NO vm for", instance_name )
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vm[ 'source' ] = ganeti_cluster
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vm[ 'uuid' ] = instance_data[ 'uuid' ]
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vm[ 'source_str' ] = instance_data[ 'name' ]
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if 'fulcrm_collections' in vm[ 'd' ]:
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if "ganeti_instance" not in vm[ 'd' ].get( 'fulcrm_collections', [] ):
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vm[ 'd' ][ 'fulcrm_collections' ].append( 'ganeti_instance' )
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else:
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vm[ 'd' ][ 'fulcrm_collections' ] = [ 'ganeti_instance' ]
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if "host" not in vm[ 'd' ][ 'fulcrm_collections' ]:
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vm[ 'd' ][ 'fulcrm_collections' ].append( 'host' )
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vm[ 'created' ] = unix_to_8601( instance_data[ 'ctime' ] )
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vm[ 'modified' ] = unix_to_8601( instance_data[ 'mtime' ] )
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logs = []
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logs.extend( fulcrm_set_d( vm[ 'd' ], 'ganeti_nics', [ { 'mac': instance_data[ 'nic.macs' ][ i ],
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'uuid': instance_data[ 'nic.uuids' ][ i ],
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'ip': instance_data[ 'nic.ips' ][ i ],
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'link': instance_data[ 'custom_nicparams' ][ i ].get( 'link', None ),
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'mode': instance_data[ 'custom_nicparams' ][ i ].get( 'mode', None ),
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'vlan': ganeti_vlan( instance_data[ 'custom_nicparams' ][ i ].get( 'vlan', None ) ),
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} for i in range( len( instance_data[ 'nic.macs' ] ) ) ] ) )
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logs.extend( fulcrm_set_d( vm[ 'd' ], 'ganeti_disks', [ { 'spindles': instance_data[ 'disk.spindles' ][ i ],
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'uuid': instance_data[ 'disk.uuids' ][ i ],
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'size': instance_data[ 'disk.sizes' ][ i ],
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'template': instance_data[ 'disk_template' ],
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} for i in range( len( instance_data[ 'disk.spindles' ] ) ) ] ) )
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ganeti_hvparams = instance_data[ 'hvparams' ]
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ganeti_hvparams.update( instance_data[ 'custom_hvparams' ] )
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ganeti_beparams = instance_data[ 'beparams' ]
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ganeti_beparams.update( instance_data[ 'custom_beparams' ] )
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logs.extend( fulcrm_set_d( vm[ 'd' ], 'ganeti_hvparams', ganeti_hvparams ) )
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logs.extend( fulcrm_set_d( vm[ 'd' ], 'ganeti_beparams', ganeti_beparams ) )
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logs.extend( fulcrm_set_d( vm[ 'd' ], 'ganeti_nodes', { 'primary_node': instance_data[ 'pnode' ],
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'secondary_nodes': instance_data[ 'snodes' ],
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} ) )
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logs.extend( fulcrm_set_d( vm[ 'd' ], 'name', instance_name ) )
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addrs = set( vm[ 'd' ].get( 'addrs', [] ) )
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try:
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for rr in resolver.resolve( instance_name, 'A' ):
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addrs.add( str( rr ) )
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except dns.resolver.NXDOMAIN:
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pass
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except dns.resolver.NoAnswer:
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pass
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try:
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for rr in resolver.resolve( instance_name, 'AAAA' ):
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addrs.add( str( rr ) )
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except dns.resolver.NXDOMAIN:
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pass
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except dns.resolver.NoAnswer:
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pass
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if addrs:
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vm[ 'd' ][ 'addr' ] = list( addrs )
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vm[ 'd' ][ 'addr' ].sort()
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vm_is_new = vm.get( 'url', None ) is None
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if vm_is_new:
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vm = fulcrmapi.post( vm_url, vm )
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else:
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vm = fulcrmapi.patch( vm_url, vm )
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if vm_is_new or not vm_fetched_by_passport:
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passport = fulcrmapi.post( '/api/v2/passport/',
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{ 'content_object': vm[ 'url' ],
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'system': "gan2ful." + ganeti_cluster,
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'passport': instance_data[ 'uuid' ],
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}, no_d = True )
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if vm_is_new:
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vm, vm_fetched_by_passport = fulcrm_get_thing( uuid = instance_data[ 'uuid' ] )
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fulcrmapi.post( '/api/v2/flag/',
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{ 'content_object': vm[ 'url' ],
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'flag': u"new instance created in ganeti: no corresponding thing record exists",
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'severity': "warning",
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'for_user': USER_MAREK,
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'type': 'todo',
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}, no_d = True )
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for log in logs:
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fulcrmapi.post( '/api/v2/l/',
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{ 'content_object': vm[ 'url' ],
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'log': log,
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'system': 'gan2ful',
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}, no_d = True )
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@ -0,0 +1,2 @@
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git+https://gitea.faelix.net/FAELIX/fulcrmpy.git#egg=fulcrmpy
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dnspython
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