Revision 6a0b1658 kamaki/clients/compute.py
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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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import json
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from . import Client, ClientError
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from . import ClientError |
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from .http import HTTPClient |
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class ComputeClient(HTTPClient): |
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class ComputeClient(Client): |
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"""OpenStack Compute API 1.1 client""" |
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@property |
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def url(self): |
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url = self.config.get('compute_url') or self.config.get('url')
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if not url: |
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raise ClientError('No URL was given')
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return url |
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@property |
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def token(self): |
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token = self.config.get('compute_token') or self.config.get('token')
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if not token: |
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raise ClientError('No token was given')
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return token |
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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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reply = self.http_get(path)
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return reply['servers']['values']
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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/%d' % server_id |
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reply = self.http_get(path) |
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return reply['server'] |
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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 call returns a dictionary describing the newly created server. |
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""" |
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req = {'name': name, 'flavorRef': flavor_id, 'imageRef': image_id}
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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['personality'] = personality |
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body = json.dumps({'server': req})
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reply = self.http_post('/servers', body)
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return reply['server'] |
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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/%d' % server_id
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body = json.dumps({'server': {'name': new_name}})
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self.http_put(path, body)
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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/%d' % server_id |
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self.http_delete(path) |
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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/%d/action' % server_id |
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type = 'HARD' if hard else 'SOFT' |
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body = json.dumps({'reboot': {'type': type}})
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self.http_post(path, body) |
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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/%d/meta' % server_id
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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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reply = self.http_get(path)
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return reply['meta'] if key else reply['metadata']['values']
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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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body = json.dumps({'meta': {key: val}})
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reply = self.http_put(path, body, success=201)
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return reply['meta']
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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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body = json.dumps({'metadata': metadata})
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reply = self.http_post(path, body, success=201)
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return reply['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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reply = self.http_delete(path)
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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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reply = self.http_get(path)
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return reply['flavors']['values']
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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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reply = self.http_get(path)
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return reply['flavor']
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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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reply = self.http_get(path)
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return reply['images']['values']
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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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reply = self.http_get(path)
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return reply['image']
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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.http_delete(path)
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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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path = '/images/%s/meta' % (image_id,)
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if key: |
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path += '/%s' % key |
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reply = self.http_get(path)
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return reply['meta'] if key else reply['metadata']['values']
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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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body = json.dumps({'meta': {key: val}})
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reply = self.http_put(path, body, success=201)
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return reply['meta']
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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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body = json.dumps({'metadata': metadata})
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reply = self.http_post(path, body, success=201)
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return reply['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.http_delete(path) |
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self.delete(path, success=204) |
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