root / kamaki / clients / compute.py @ 890e1a48
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# Copyright 2011 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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from . import Client, ClientError
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class ComputeClient(Client): |
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"""OpenStack Compute API 1.1 client"""
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def raise_for_status(self, r): |
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d = r.json |
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key = d.keys()[0]
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val = d[key] |
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message = '%s: %s' % (key, val.get('message', '')) |
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details = val.get('details', '') |
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raise ClientError(message, r.status_code, details)
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def list_servers(self, detail=False): |
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"""List servers, returned detailed output if detailed is True"""
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path = '/servers/detail' if detail else '/servers' |
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r = self.get(path, success=200) |
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return r.json['servers']['values'] |
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def get_server_details(self, server_id): |
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"""Return detailed output on a server specified by its id"""
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path = '/servers/%s' % (server_id,)
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r = self.get(path, success=200) |
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return r.json['server'] |
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def create_server(self, name, flavor_id, image_id, personality=None): |
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"""Submit request to create a new server
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The flavor_id specifies the hardware configuration to use,
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the image_id specifies the OS Image to be deployed inside the new
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server.
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The personality argument is a list of (file path, file contents)
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tuples, describing files to be injected into the server upon creation.
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The call returns a dictionary describing the newly created server.
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"""
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req = {'server': {'name': name, |
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'flavorRef': flavor_id,
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'imageRef': image_id}}
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if personality:
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req['server']['personality'] = personality |
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r = self.post('/servers', json=req, success=202) |
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return r.json['server'] |
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def update_server_name(self, server_id, new_name): |
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"""Update the name of the server as reported by the API.
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This call does not modify the hostname actually used by the server
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internally.
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"""
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path = '/servers/%s' % (server_id,)
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req = {'server': {'name': new_name}} |
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self.put(path, json=req, success=204) |
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def delete_server(self, server_id): |
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"""Submit a deletion request for a server specified by id"""
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path = '/servers/%s' % (server_id,)
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self.delete(path, success=204) |
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def reboot_server(self, server_id, hard=False): |
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"""Submit a reboot request for a server specified by id"""
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path = '/servers/%s/action' % (server_id,)
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type = 'HARD' if hard else 'SOFT' |
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req = {'reboot': {'type': type}} |
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self.post(path, json=req, success=202) |
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def get_server_metadata(self, server_id, key=None): |
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path = '/servers/%s/meta' % (server_id,)
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if key:
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path += '/%s' % key
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r = self.get(path, success=200) |
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return r.json['meta'] if key else r.json['metadata']['values'] |
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def create_server_metadata(self, server_id, key, val): |
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path = '/servers/%d/meta/%s' % (server_id, key)
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req = {'meta': {key: val}}
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r = self.put(path, json=req, success=201) |
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return r.json['meta'] |
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def update_server_metadata(self, server_id, **metadata): |
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path = '/servers/%d/meta' % (server_id,)
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req = {'metadata': metadata}
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r = self.post(path, json=req, success=201) |
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return r.json['metadata'] |
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def delete_server_metadata(self, server_id, key): |
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path = '/servers/%d/meta/%s' % (server_id, key)
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self.delete(path, success=204) |
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def list_flavors(self, detail=False): |
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path = '/flavors/detail' if detail else '/flavors' |
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r = self.get(path, success=200) |
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return r.json['flavors']['values'] |
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def get_flavor_details(self, flavor_id): |
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path = '/flavors/%d' % flavor_id
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r = self.get(path, success=200) |
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return r.json['flavor'] |
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def list_images(self, detail=False): |
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path = '/images/detail' if detail else '/images' |
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r = self.get(path, success=200) |
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return r.json['images']['values'] |
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def get_image_details(self, image_id): |
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path = '/images/%s' % (image_id,)
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r = self.get(path, success=200) |
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return r.json['image'] |
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def delete_image(self, image_id): |
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path = '/images/%s' % (image_id,)
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self.delete(path, success=204) |
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def get_image_metadata(self, image_id, key=None): |
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path = '/images/%s/meta' % (image_id,)
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if key:
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path += '/%s' % key
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r = self.get(path, success=200) |
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return r.json['meta'] if key else r.json['metadata']['values'] |
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def create_image_metadata(self, image_id, key, val): |
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path = '/images/%s/meta/%s' % (image_id, key)
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req = {'meta': {key: val}}
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r = self.put(path, json=req, success=201) |
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return r.json['meta'] |
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def update_image_metadata(self, image_id, **metadata): |
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path = '/images/%s/meta' % (image_id,)
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req = {'metadata': metadata}
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r = self.post(path, json=req, success=201) |
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return r.json['metadata'] |
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def delete_image_metadata(self, image_id, key): |
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path = '/images/%s/meta/%s' % (image_id, key)
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self.delete(path, success=204) |