George Keishing | e62d8b0 | 2018-11-29 12:01:56 -0600 | [diff] [blame] | 1 | #!/usr/bin/env python |
| 2 | |
| 3 | r""" |
| 4 | Using python based redfish library. |
| 5 | Refer: https://github.com/DMTF/python-redfish-library |
| 6 | """ |
| 7 | |
| 8 | import redfish |
| 9 | import json |
| 10 | |
| 11 | |
| 12 | class HTTPSBadRequestError(Exception): |
| 13 | r""" |
| 14 | BMC redfish generic raised method for error(s). |
| 15 | """ |
| 16 | pass |
| 17 | |
| 18 | |
| 19 | class bmc_redfish(object): |
| 20 | |
| 21 | ROBOT_LIBRARY_SCOPE = "GLOBAL" |
| 22 | |
| 23 | def __init__(self, hostname, username, password, *args, **kwargs): |
| 24 | r""" |
| 25 | Establish session connection to host. |
| 26 | |
| 27 | Description of argument(s): |
| 28 | hostname The host name or IP address of the server. |
| 29 | username The username to be used to connect to the server. |
| 30 | password The password to be used to connect to the server. |
| 31 | args/kwargs Additional parms which are passed directly |
| 32 | to the redfish_client function. |
| 33 | """ |
| 34 | |
| 35 | self._base_url_ = "https://" + hostname |
| 36 | self._username_ = username |
| 37 | self._password_ = password |
| 38 | self._default_prefix_ = "/redfish/v1" |
| 39 | self._robj_ = \ |
| 40 | redfish.redfish_client(base_url=self._base_url_, |
| 41 | username=self._username_, |
| 42 | password=self._password_, |
| 43 | default_prefix=self._default_prefix_, |
| 44 | *args, **kwargs) |
| 45 | self._robj_.login(auth=redfish.AuthMethod.SESSION) |
| 46 | self._session_location_ = self._robj_.get_session_location() |
| 47 | |
| 48 | def __enter__(self): |
| 49 | return self |
| 50 | |
| 51 | def __exit__(self, exception_type, exception_value, traceback): |
| 52 | self._robj_.logout() |
| 53 | |
| 54 | def login(self, *args, **kwargs): |
| 55 | r""" |
| 56 | Call the corresponding RestClientBase method and return the result. |
| 57 | |
| 58 | Description of argument(s): |
| 59 | args/kwargs These are passed directly to the corresponding |
| 60 | RestClientBase method. |
| 61 | """ |
| 62 | self._robj_.__init__(self._base_url_, self._username_, self._password_) |
| 63 | self._robj_.login(auth=redfish.AuthMethod.SESSION) |
| 64 | |
| 65 | def get(self, resource_path, *args, **kwargs): |
| 66 | r""" |
| 67 | Perform a GET request and return response. |
| 68 | |
| 69 | Description of argument(s): |
| 70 | resource_path URI resource relative path (e.g. "Systems/1"). |
| 71 | args/kwargs These are passed directly to the corresponding |
| 72 | RestClientBase method. |
| 73 | """ |
| 74 | self._rest_response_ = self._robj_.get('/redfish/v1/' + resource_path, |
| 75 | *args, **kwargs) |
| 76 | if self._rest_response_.status != 200: |
| 77 | raise HTTPSBadRequestError("GET Session location: %s, " |
| 78 | "return code: %d" |
| 79 | % (self._session_location_, |
| 80 | self._rest_response_.status)) |
| 81 | return self._rest_response_ |
| 82 | |
| 83 | def post(self, resource_path, *args, **kwargs): |
| 84 | r""" |
| 85 | Perform a POST request. |
| 86 | |
| 87 | Description of argument(s): |
| 88 | resource_path URI resource relative path |
| 89 | (e.g. "Systems/1/Actions/ComputerSystem.Reset"). |
| 90 | args/kwargs These are passed directly to the corresponding |
| 91 | RestClientBase method. |
| 92 | """ |
| 93 | self._rest_response_ = self._robj_.post('/redfish/v1/' + resource_path, |
| 94 | *args, **kwargs) |
| 95 | if self._rest_response_.status != 200: |
| 96 | raise HTTPSBadRequestError("POST Session location: %s, " |
| 97 | "return code: %d" |
| 98 | % (self._session_location_, |
| 99 | self._rest_response_.status)) |
| 100 | return self._rest_response_ |
| 101 | |
| 102 | def patch(self, resource_path, *args, **kwargs): |
| 103 | r""" |
| 104 | Perform a POST request. |
| 105 | |
| 106 | Description of argument(s): |
| 107 | resource_path URI resource relative path |
| 108 | args/kwargs These are passed directly to the corresponding |
| 109 | RestClientBase method. |
| 110 | """ |
| 111 | self._rest_response_ = self._robj_.patch('/redfish/v1/' + resource_path, |
| 112 | *args, **kwargs) |
| 113 | if self._rest_response_.status != 200: |
| 114 | raise HTTPSBadRequestError("PATCH Session location: %s, " |
| 115 | "return code: %d" |
| 116 | % (self._session_location_, |
| 117 | self._rest_response_.status)) |
| 118 | return self._rest_response_ |
| 119 | |
| 120 | def put(self, resource_path, actions, attr_data): |
| 121 | r""" |
| 122 | Perform a PUT request. |
| 123 | |
| 124 | Description of argument(s): |
| 125 | resource_path URI resource relative path. |
| 126 | args/kwargs These are passed directly to the corresponding |
| 127 | RestClientBase method. |
| 128 | """ |
| 129 | self._rest_response_ = self._robj_.put('/redfish/v1/' + resource_path, |
| 130 | *args, **kwargs) |
| 131 | if self._rest_response_.status != 200: |
| 132 | raise HTTPSBadRequestError("PUT Session location: %s, " |
| 133 | "return code: %d" |
| 134 | % (self._session_location_, |
| 135 | self._rest_response_.status)) |
| 136 | return self._rest_response_ |
| 137 | |
| 138 | def delete(self, resource_path): |
| 139 | r""" |
| 140 | Perform a DELETE request. |
| 141 | |
| 142 | Description of argument(s): |
| 143 | resource_path URI resource absoulute path |
| 144 | (e.g. "/redfish/v1/SessionService/Sessions/8d1a9wiiNL"). |
| 145 | """ |
| 146 | self._rest_response_ = self._robj_.delete(resource_path) |
| 147 | if self._rest_response_.status != 200: |
| 148 | raise HTTPSBadRequestError("Session location: %s, " |
| 149 | "return code: %d" |
| 150 | % (self._session_location_, |
| 151 | self._rest_response_.status)) |
| 152 | return self._rest_response_ |
| 153 | |
| 154 | def logout(self): |
| 155 | r""" |
| 156 | Logout redfish connection session. |
| 157 | """ |
| 158 | self._robj_.logout() |
| 159 | |
| 160 | def list_request(self, resource_path): |
| 161 | r""" |
| 162 | Perform a GET list request and return available resource paths. |
| 163 | |
| 164 | Description of argument(s): |
| 165 | resource_path URI resource relative path (e.g. "Systems/1"). |
| 166 | """ |
| 167 | |
| 168 | self._rest_response_ = self._robj_.get('/redfish/v1/' + resource_path) |
| 169 | |
| 170 | global resource_list |
| 171 | resource_list = [] |
| 172 | self.walk_nested_dict(self._rest_response_.dict) |
| 173 | |
| 174 | if not resource_list: |
| 175 | return uri_path |
| 176 | |
| 177 | for resource in resource_list: |
| 178 | self._rest_response_ = self._robj_.get(resource) |
| 179 | if self._rest_response_.status != 200: |
| 180 | continue |
| 181 | self.walk_nested_dict(self._rest_response_.dict) |
| 182 | |
| 183 | resource_list.sort() |
| 184 | return json.dumps(resource_list, sort_keys=True, |
| 185 | indent=4, separators=(',', ': ')) |
| 186 | |
| 187 | def enumerate_request(self, resource_path): |
| 188 | r""" |
| 189 | Perform a GET enumerate request and return available resource paths. |
| 190 | |
| 191 | Description of argument(s): |
| 192 | resource_path URI resource relative path (e.g. "Systems/1"). |
| 193 | """ |
| 194 | |
| 195 | self._rest_response_ = self.list_request(resource_path) |
| 196 | |
| 197 | resource_dict = {} |
| 198 | for resource in json.loads(self._rest_response_): |
| 199 | self._rest_response_ = self._robj_.get(resource) |
| 200 | if self._rest_response_.status != 200: |
| 201 | continue |
| 202 | resource_dict[resource] = self._rest_response_.dict |
| 203 | |
| 204 | return json.dumps(resource_dict, sort_keys=True, |
| 205 | indent=4, separators=(',', ': ')) |
| 206 | |
| 207 | def walk_nested_dict(self, data): |
| 208 | r""" |
| 209 | Parse through the nested dictionary and get the resource id paths. |
| 210 | |
| 211 | Description of argument(s): |
| 212 | data Nested dictionary data from response message. |
| 213 | """ |
| 214 | |
| 215 | for key, value in data.items(): |
| 216 | if isinstance(value, dict): |
| 217 | self.walk_nested_dict(value) |
| 218 | else: |
| 219 | if 'Members' == key: |
| 220 | if isinstance(value, list): |
| 221 | for index in value: |
| 222 | if index['@odata.id'] not in resource_list: |
| 223 | resource_list.append(index['@odata.id']) |
| 224 | if '@odata.id' == key: |
| 225 | if value not in resource_list and not value.endswith('/'): |
| 226 | resource_list.append(value) |