Revision 9ba6bb95 snf-cyclades-app/synnefo/logic/servers.py
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from synnefo.logic.backend_allocator import BackendAllocator |
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from synnefo.logic.rapi import GanetiApiError |
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from synnefo.db.models import (NetworkInterface, VirtualMachine, |
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VirtualMachineMetadata) |
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from synnefo.db.pools import EmptyPool |
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VirtualMachineMetadata, FloatingIP) |
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from vncauthproxy.client import request_forwarding as request_vnc_forwarding |
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'password': password} |
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return console |
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@server_command("CONNECTING")
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def add_floating_ip(vm, address): |
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user_id = vm.userid |
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# Get lock in VM, to guarantee that floating IP will only by assigned once |
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try: |
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floating_ip = FloatingIP.objects.select_for_update()\ |
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.get(userid=user_id, ipv4=address, |
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deleted=False) |
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except FloatingIP.DoesNotExist: |
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raise faults.ItemNotFound("Floating IP '%s' does not exist" % address)
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if floating_ip.in_use(): |
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raise faults.Conflict("Floating IP '%s' already in use" %
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floating_ip.id) |
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floating_ip.machine = vm |
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floating_ip.save() |
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log.info("Connecting VM %s to floating IP %s", vm, floating_ip)
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return backend.connect_to_network(vm, floating_ip.network, address) |
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@server_command("DISCONNECTING")
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def remove_floating_ip(vm, address): |
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user_id = vm.userid |
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try: |
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floating_ip = FloatingIP.objects.select_for_update()\ |
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.get(userid=user_id, ipv4=address, |
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deleted=False, machine=vm) |
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except FloatingIP.DoesNotExist: |
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raise faults.ItemNotFound("Floating IP '%s' does not exist" % address)
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try: |
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nic = NetworkInterface.objects.get(machine=vm, ipv4=address) |
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except NetworkInterface.DoesNotExist: |
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raise faults.ItemNotFound("Floating IP '%s' is not attached to"
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"VM '%s'" % (floating_ip, vm)) |
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log.info("Removing NIC %s from VM %s. Floating IP '%s'", str(nic.index),
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vm, floating_ip) |
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return backend.disconnect_from_network(vm, nic) |
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