| # -*- coding: utf-8 -*- |
| |
| ## |
| # Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U. |
| # This file is part of openmano |
| # All Rights Reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); you may |
| # not use this file except in compliance with the License. You may obtain |
| # a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| # License for the specific language governing permissions and limitations |
| # under the License. |
| # |
| # For those usages not covered by the Apache License, Version 2.0 please |
| # contact with: nfvlabs@tid.es |
| ## |
| |
| ''' |
| vimconn implement an Abstract class for the vim connector plugins |
| with the definition of the method to be implemented. |
| ''' |
| __author__="Alfonso Tierno" |
| __date__ ="$16-oct-2015 11:09:29$" |
| |
| import logging |
| |
| #Error variables |
| HTTP_Bad_Request = 400 |
| HTTP_Unauthorized = 401 |
| HTTP_Not_Found = 404 |
| HTTP_Method_Not_Allowed = 405 |
| HTTP_Request_Timeout = 408 |
| HTTP_Conflict = 409 |
| HTTP_Not_Implemented = 501 |
| HTTP_Service_Unavailable = 503 |
| HTTP_Internal_Server_Error = 500 |
| |
| class vimconnException(Exception): |
| '''Common and base class Exception for all vimconnector exceptions''' |
| def __init__(self, message, http_code=HTTP_Bad_Request): |
| Exception.__init__(self, message) |
| self.http_code = http_code |
| |
| class vimconnConnectionException(vimconnException): |
| '''Connectivity error with the VIM''' |
| def __init__(self, message, http_code=HTTP_Service_Unavailable): |
| vimconnException.__init__(self, message, http_code) |
| |
| class vimconnUnexpectedResponse(vimconnException): |
| '''Get an wrong response from VIM''' |
| def __init__(self, message, http_code=HTTP_Service_Unavailable): |
| vimconnException.__init__(self, message, http_code) |
| |
| class vimconnAuthException(vimconnException): |
| '''Invalid credentials or authorization to perform this action over the VIM''' |
| def __init__(self, message, http_code=HTTP_Unauthorized): |
| vimconnException.__init__(self, message, http_code) |
| |
| class vimconnNotFoundException(vimconnException): |
| '''The item is not found at VIM''' |
| def __init__(self, message, http_code=HTTP_Not_Found): |
| vimconnException.__init__(self, message, http_code) |
| |
| class vimconnConflictException(vimconnException): |
| '''There is a conflict, e.g. more item found than one''' |
| def __init__(self, message, http_code=HTTP_Conflict): |
| vimconnException.__init__(self, message, http_code) |
| |
| class vimconnNotImplemented(vimconnException): |
| '''The method is not implemented by the connected''' |
| def __init__(self, message, http_code=HTTP_Not_Implemented): |
| vimconnException.__init__(self, message, http_code) |
| |
| class vimconnector(): |
| '''Abstract base class for all the VIM connector plugins |
| These plugins must implement a vimconnector class derived from this |
| and all these methods |
| ''' |
| def __init__(self, uuid, name, tenant_id, tenant_name, url, url_admin=None, user=None, passwd=None, log_level="ERROR", config={}): |
| self.id = uuid |
| self.name = name |
| self.url = url |
| self.url_admin = url_admin |
| self.tenant_id = tenant_id |
| self.tenant_name = tenant_name |
| self.user = user |
| self.passwd = passwd |
| self.config = config |
| self.logger = logging.getLogger('mano.vim') |
| self.logger.setLevel( getattr(logging, log_level) ) |
| if not self.url_admin: #try to use normal url |
| self.url_admin = self.url |
| |
| def __getitem__(self,index): |
| if index=='tenant_id': |
| return self.tenant_id |
| if index=='tenant_name': |
| return self.tenant_name |
| elif index=='id': |
| return self.id |
| elif index=='name': |
| return self.name |
| elif index=='user': |
| return self.user |
| elif index=='passwd': |
| return self.passwd |
| elif index=='url': |
| return self.url |
| elif index=='url_admin': |
| return self.url_admin |
| elif index=="config": |
| return self.config |
| else: |
| raise KeyError("Invalid key '%s'" %str(index)) |
| |
| def __setitem__(self,index, value): |
| if index=='tenant_id': |
| self.tenant_id = value |
| if index=='tenant_name': |
| self.tenant_name = value |
| elif index=='id': |
| self.id = value |
| elif index=='name': |
| self.name = value |
| elif index=='user': |
| self.user = value |
| elif index=='passwd': |
| self.passwd = value |
| elif index=='url': |
| self.url = value |
| elif index=='url_admin': |
| self.url_admin = value |
| else: |
| raise KeyError("Invalid key '%s'" %str(index)) |
| |
| def new_tenant(self,tenant_name,tenant_description): |
| '''Adds a new tenant to VIM with this name and description, |
| returns the tenant identifier''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def delete_tenant(self,tenant_id,): |
| '''Delete a tenant from VIM''' |
| '''Returns the tenant identifier''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_tenant_list(self, filter_dict={}): |
| '''Obtain tenants of VIM |
| filter_dict can contain the following keys: |
| name: filter by tenant name |
| id: filter by tenant uuid/id |
| <other VIM specific> |
| Returns the tenant list of dictionaries: |
| [{'name':'<name>, 'id':'<id>, ...}, ...] |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def new_network(self,net_name, net_type, shared=False): |
| '''Adds a tenant network to VIM |
| net_type can be 'bridge','data'.'ptp'. TODO: this need to be revised |
| shared is a boolean |
| Returns the network identifier''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_network_list(self, filter_dict={}): |
| '''Obtain tenant networks of VIM |
| Filter_dict can be: |
| name: network name |
| id: network uuid |
| shared: boolean |
| tenant_id: tenant |
| admin_state_up: boolean |
| status: 'ACTIVE' |
| Returns the network list of dictionaries: |
| [{<the fields at Filter_dict plus some VIM specific>}, ...] |
| List can be empty |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_network(self, net_id): |
| '''Obtain network details of net_id VIM network' |
| Return a dict with the fields at filter_dict (see get_network_list) plus some VIM specific>}, ...]''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def delete_network(self, net_id): |
| '''Deletes a tenant network from VIM, provide the network id. |
| Returns the network identifier or raise an exception''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def refresh_nets_status(self, net_list): |
| '''Get the status of the networks |
| Params: the list of network identifiers |
| Returns a dictionary with: |
| net_id: #VIM id of this network |
| status: #Mandatory. Text with one of: |
| # DELETED (not found at vim) |
| # VIM_ERROR (Cannot connect to VIM, VIM response error, ...) |
| # OTHER (Vim reported other status not understood) |
| # ERROR (VIM indicates an ERROR status) |
| # ACTIVE, INACTIVE, DOWN (admin down), |
| # BUILD (on building process) |
| # |
| error_msg: #Text with VIM error message, if any. Or the VIM connection ERROR |
| vim_info: #Text with plain information obtained from vim (yaml.safe_dump) |
| |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_flavor(self, flavor_id): |
| '''Obtain flavor details from the VIM |
| Returns the flavor dict details {'id':<>, 'name':<>, other vim specific } #TODO to concrete |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def new_flavor(self, flavor_data): |
| '''Adds a tenant flavor to VIM |
| flavor_data contains a dictionary with information, keys: |
| name: flavor name |
| ram: memory (cloud type) in MBytes |
| vpcus: cpus (cloud type) |
| extended: EPA parameters |
| - numas: #items requested in same NUMA |
| memory: number of 1G huge pages memory |
| paired-threads|cores|threads: number of paired hyperthreads, complete cores OR individual threads |
| interfaces: # passthrough(PT) or SRIOV interfaces attached to this numa |
| - name: interface name |
| dedicated: yes|no|yes:sriov; for PT, SRIOV or only one SRIOV for the physical NIC |
| bandwidth: X Gbps; requested guarantee bandwidth |
| vpci: requested virtual PCI address |
| disk: disk size |
| is_public: |
| |
| |
| |
| #TODO to concrete |
| Returns the flavor identifier''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def delete_flavor(self, flavor_id): |
| '''Deletes a tenant flavor from VIM identify by its id |
| Returns the used id or raise an exception''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def new_image(self,image_dict): |
| ''' |
| Adds a tenant image to VIM |
| Returns: |
| 200, image-id if the image is created |
| <0, message if there is an error |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def delete_image(self, image_id): |
| '''Deletes a tenant image from VIM''' |
| '''Returns the HTTP response code and a message indicating details of the success or fail''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_image_id_from_path(self, path): |
| '''Get the image id from image path in the VIM database''' |
| '''Returns: |
| 0,"Image not found" if there are no images with that path |
| 1,image-id if there is one image with that path |
| <0,message if there was an error (Image not found, error contacting VIM, more than 1 image with that path, etc.) |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def new_vminstance(self,name,description,start,image_id,flavor_id,net_list): |
| '''Adds a VM instance to VIM |
| Params: |
| start: indicates if VM must start or boot in pause mode. Ignored |
| image_id,flavor_id: image and flavor uuid |
| net_list: list of interfaces, each one is a dictionary with: |
| name: |
| net_id: network uuid to connect |
| vpci: virtual vcpi to assign |
| model: interface model, virtio, e2000, ... |
| mac_address: |
| use: 'data', 'bridge', 'mgmt' |
| type: 'virtual', 'PF', 'VF', 'VFnotShared' |
| vim_id: filled/added by this function |
| #TODO ip, security groups |
| Returns >=0, the instance identifier |
| <0, error_text |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_vminstance(self,vm_id): |
| '''Returns the VM instance information from VIM''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def delete_vminstance(self, vm_id): |
| '''Removes a VM instance from VIM''' |
| '''Returns the instance identifier''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def refresh_vms_status(self, vm_list): |
| '''Get the status of the virtual machines and their interfaces/ports |
| Params: the list of VM identifiers |
| Returns a dictionary with: |
| vm_id: #VIM id of this Virtual Machine |
| status: #Mandatory. Text with one of: |
| # DELETED (not found at vim) |
| # VIM_ERROR (Cannot connect to VIM, VIM response error, ...) |
| # OTHER (Vim reported other status not understood) |
| # ERROR (VIM indicates an ERROR status) |
| # ACTIVE, PAUSED, SUSPENDED, INACTIVE (not running), |
| # CREATING (on building process), ERROR |
| # ACTIVE:NoMgmtIP (Active but any of its interface has an IP address |
| # |
| error_msg: #Text with VIM error message, if any. Or the VIM connection ERROR |
| vim_info: #Text with plain information obtained from vim (yaml.safe_dump) |
| interfaces: |
| - vim_info: #Text with plain information obtained from vim (yaml.safe_dump) |
| mac_address: #Text format XX:XX:XX:XX:XX:XX |
| vim_net_id: #network id where this interface is connected |
| vim_interface_id: #interface/port VIM id |
| ip_address: #null, or text with IPv4, IPv6 address |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def action_vminstance(self, vm_id, action_dict): |
| '''Send and action over a VM instance from VIM |
| Returns the vm_id if the action was successfully sent to the VIM''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_vminstance_console(self,vm_id, console_type="vnc"): |
| ''' |
| Get a console for the virtual machine |
| Params: |
| vm_id: uuid of the VM |
| console_type, can be: |
| "novnc" (by default), "xvpvnc" for VNC types, |
| "rdp-html5" for RDP types, "spice-html5" for SPICE types |
| Returns dict with the console parameters: |
| protocol: ssh, ftp, http, https, ... |
| server: usually ip address |
| port: the http, ssh, ... port |
| suffix: extra text, e.g. the http path and query string |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| #NOT USED METHODS in current version |
| |
| def host_vim2gui(self, host, server_dict): |
| '''Transform host dictionary from VIM format to GUI format, |
| and append to the server_dict |
| ''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_hosts_info(self): |
| '''Get the information of deployed hosts |
| Returns the hosts content''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_hosts(self, vim_tenant): |
| '''Get the hosts and deployed instances |
| Returns the hosts content''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def get_processor_rankings(self): |
| '''Get the processor rankings in the VIM database''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def new_host(self, host_data): |
| '''Adds a new host to VIM''' |
| '''Returns status code of the VIM response''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def new_external_port(self, port_data): |
| '''Adds a external port to VIM''' |
| '''Returns the port identifier''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def new_external_network(self,net_name,net_type): |
| '''Adds a external network to VIM (shared)''' |
| '''Returns the network identifier''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def connect_port_network(self, port_id, network_id, admin=False): |
| '''Connects a external port to a network''' |
| '''Returns status code of the VIM response''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |
| def new_vminstancefromJSON(self, vm_data): |
| '''Adds a VM instance to VIM''' |
| '''Returns the instance identifier''' |
| raise vimconnNotImplemented( "Should have implemented this" ) |
| |