+++ /dev/null
-#!/usr/bin/env python3
-# Copyright 2021 Canonical Ltd.
-#
-# 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: legal@canonical.com
-#
-# To get in touch with the maintainers, please contact:
-# osm-charmers@lists.launchpad.net
-##
-
-# pylint: disable=E0213
-
-import base64
-import logging
-from typing import Dict, NoReturn, Optional
-
-from charms.kafka_k8s.v0.kafka import KafkaEvents, KafkaRequires
-from ops.main import main
-from opslib.osm.charm import CharmedOsmBase, RelationsMissing
-from opslib.osm.interfaces.mongo import MongoClient
-from opslib.osm.interfaces.mysql import MysqlClient
-from opslib.osm.pod import (
- ContainerV3Builder,
- FilesV3Builder,
- PodRestartPolicy,
- PodSpecV3Builder,
-)
-from opslib.osm.validator import ModelValidator, validator
-
-logger = logging.getLogger(__name__)
-
-PORT = 9090
-
-
-def _check_certificate_data(name: str, content: str):
- if not name or not content:
- raise ValueError("certificate name and content must be a non-empty string")
-
-
-def _extract_certificates(certs_config: str):
- certificates = {}
- if certs_config:
- cert_list = certs_config.split(",")
- for cert in cert_list:
- name, content = cert.split(":")
- _check_certificate_data(name, content)
- certificates[name] = content
- return certificates
-
-
-def decode(content: str):
- return base64.b64decode(content.encode("utf-8")).decode("utf-8")
-
-
-class ConfigModel(ModelValidator):
- enable_ng_ro: bool
- database_commonkey: str
- mongodb_uri: Optional[str]
- log_level: str
- mysql_host: Optional[str]
- mysql_port: Optional[int]
- mysql_user: Optional[str]
- mysql_password: Optional[str]
- mysql_root_password: Optional[str]
- vim_database: str
- ro_database: str
- openmano_tenant: str
- certificates: Optional[str]
- image_pull_policy: str
- debug_mode: bool
- security_context: bool
- period_refresh_active: Optional[int]
-
- @validator("log_level")
- def validate_log_level(cls, v):
- if v not in {"INFO", "DEBUG"}:
- raise ValueError("value must be INFO or DEBUG")
- return v
-
- @validator("certificates")
- def validate_certificates(cls, v):
- # Raises an exception if it cannot extract the certificates
- _extract_certificates(v)
- return v
-
- @validator("mongodb_uri")
- def validate_mongodb_uri(cls, v):
- if v and not v.startswith("mongodb://"):
- raise ValueError("mongodb_uri is not properly formed")
- return v
-
- @validator("mysql_port")
- def validate_mysql_port(cls, v):
- if v and (v <= 0 or v >= 65535):
- raise ValueError("Mysql port out of range")
- return v
-
- @validator("image_pull_policy")
- def validate_image_pull_policy(cls, v):
- values = {
- "always": "Always",
- "ifnotpresent": "IfNotPresent",
- "never": "Never",
- }
- v = v.lower()
- if v not in values.keys():
- raise ValueError("value must be always, ifnotpresent or never")
- return values[v]
-
- @property
- def certificates_dict(cls):
- return _extract_certificates(cls.certificates) if cls.certificates else {}
-
- @validator("period_refresh_active")
- def validate_vim_refresh_period(cls, v):
- if v and v < 60 and v != -1:
- raise ValueError(
- "Refresh Period is too tight, insert >= 60 seconds or disable using -1"
- )
- return v
-
-
-class RoCharm(CharmedOsmBase):
- """GrafanaCharm Charm."""
-
- on = KafkaEvents()
-
- def __init__(self, *args) -> NoReturn:
- """Prometheus Charm constructor."""
- super().__init__(
- *args,
- oci_image="image",
- vscode_workspace=VSCODE_WORKSPACE,
- )
- if self.config.get("debug_mode"):
- self.enable_debug_mode(
- pubkey=self.config.get("debug_pubkey"),
- hostpaths={
- "osm_common": {
- "hostpath": self.config.get("debug_common_local_path"),
- "container-path": "/usr/lib/python3/dist-packages/osm_common",
- },
- **_get_ro_host_paths(self.config.get("debug_ro_local_path")),
- },
- )
- self.kafka = KafkaRequires(self)
- self.framework.observe(self.on.kafka_available, self.configure_pod)
- self.framework.observe(self.on.kafka_broken, self.configure_pod)
-
- self.mysql_client = MysqlClient(self, "mysql")
- self.framework.observe(self.on["mysql"].relation_changed, self.configure_pod)
- self.framework.observe(self.on["mysql"].relation_broken, self.configure_pod)
-
- self.mongodb_client = MongoClient(self, "mongodb")
- self.framework.observe(self.on["mongodb"].relation_changed, self.configure_pod)
- self.framework.observe(self.on["mongodb"].relation_broken, self.configure_pod)
-
- self.framework.observe(self.on["ro"].relation_joined, self._publish_ro_info)
-
- def _publish_ro_info(self, event):
- """Publishes RO information.
-
- Args:
- event (EventBase): RO relation event.
- """
- if self.unit.is_leader():
- rel_data = {
- "host": self.model.app.name,
- "port": str(PORT),
- }
- for k, v in rel_data.items():
- event.relation.data[self.app][k] = v
-
- def _check_missing_dependencies(self, config: ConfigModel):
- missing_relations = []
-
- if config.enable_ng_ro:
- if not self.kafka.host or not self.kafka.port:
- missing_relations.append("kafka")
- if not config.mongodb_uri and self.mongodb_client.is_missing_data_in_unit():
- missing_relations.append("mongodb")
- else:
- if not config.mysql_host and self.mysql_client.is_missing_data_in_unit():
- missing_relations.append("mysql")
- if missing_relations:
- raise RelationsMissing(missing_relations)
-
- def _validate_mysql_config(self, config: ConfigModel):
- invalid_values = []
- if not config.mysql_user:
- invalid_values.append("Mysql user is empty")
- if not config.mysql_password:
- invalid_values.append("Mysql password is empty")
- if not config.mysql_root_password:
- invalid_values.append("Mysql root password empty")
-
- if invalid_values:
- raise ValueError("Invalid values: " + ", ".join(invalid_values))
-
- def _build_cert_files(
- self,
- config: ConfigModel,
- ):
- cert_files_builder = FilesV3Builder()
- for name, content in config.certificates_dict.items():
- cert_files_builder.add_file(name, decode(content), mode=0o600)
- return cert_files_builder.build()
-
- def build_pod_spec(self, image_info):
- # Validate config
- config = ConfigModel(**dict(self.config))
-
- if config.enable_ng_ro:
- if config.mongodb_uri and not self.mongodb_client.is_missing_data_in_unit():
- raise Exception(
- "Mongodb data cannot be provided via config and relation"
- )
- else:
- if config.mysql_host and not self.mysql_client.is_missing_data_in_unit():
- raise Exception("Mysql data cannot be provided via config and relation")
-
- if config.mysql_host:
- self._validate_mysql_config(config)
-
- # Check relations
- self._check_missing_dependencies(config)
-
- security_context_enabled = (
- config.security_context if not config.debug_mode else False
- )
-
- # Create Builder for the PodSpec
- pod_spec_builder = PodSpecV3Builder(
- enable_security_context=security_context_enabled
- )
-
- # Build Container
- container_builder = ContainerV3Builder(
- self.app.name,
- image_info,
- config.image_pull_policy,
- run_as_non_root=security_context_enabled,
- )
- certs_files = self._build_cert_files(config)
-
- if certs_files:
- container_builder.add_volume_config("certs", "/certs", certs_files)
-
- container_builder.add_port(name=self.app.name, port=PORT)
- container_builder.add_http_readiness_probe(
- "/ro/" if config.enable_ng_ro else "/openmano/tenants",
- PORT,
- initial_delay_seconds=10,
- period_seconds=10,
- timeout_seconds=5,
- failure_threshold=3,
- )
- container_builder.add_http_liveness_probe(
- "/ro/" if config.enable_ng_ro else "/openmano/tenants",
- PORT,
- initial_delay_seconds=600,
- period_seconds=10,
- timeout_seconds=5,
- failure_threshold=3,
- )
- container_builder.add_envs(
- {
- "OSMRO_LOG_LEVEL": config.log_level,
- }
- )
- if config.period_refresh_active:
- container_builder.add_envs(
- {
- "OSMRO_PERIOD_REFRESH_ACTIVE": config.period_refresh_active,
- }
- )
- if config.enable_ng_ro:
- # Add secrets to the pod
- mongodb_secret_name = f"{self.app.name}-mongodb-secret"
- pod_spec_builder.add_secret(
- mongodb_secret_name,
- {
- "uri": config.mongodb_uri or self.mongodb_client.connection_string,
- "commonkey": config.database_commonkey,
- },
- )
- container_builder.add_envs(
- {
- "OSMRO_MESSAGE_DRIVER": "kafka",
- "OSMRO_MESSAGE_HOST": self.kafka.host,
- "OSMRO_MESSAGE_PORT": self.kafka.port,
- # MongoDB configuration
- "OSMRO_DATABASE_DRIVER": "mongo",
- }
- )
- container_builder.add_secret_envs(
- secret_name=mongodb_secret_name,
- envs={
- "OSMRO_DATABASE_URI": "uri",
- "OSMRO_DATABASE_COMMONKEY": "commonkey",
- },
- )
- restart_policy = PodRestartPolicy()
- restart_policy.add_secrets(secret_names=(mongodb_secret_name,))
- pod_spec_builder.set_restart_policy(restart_policy)
-
- else:
- container_builder.add_envs(
- {
- "RO_DB_HOST": config.mysql_host or self.mysql_client.host,
- "RO_DB_OVIM_HOST": config.mysql_host or self.mysql_client.host,
- "RO_DB_PORT": config.mysql_port or self.mysql_client.port,
- "RO_DB_OVIM_PORT": config.mysql_port or self.mysql_client.port,
- "RO_DB_USER": config.mysql_user or self.mysql_client.user,
- "RO_DB_OVIM_USER": config.mysql_user or self.mysql_client.user,
- "RO_DB_PASSWORD": config.mysql_password
- or self.mysql_client.password,
- "RO_DB_OVIM_PASSWORD": config.mysql_password
- or self.mysql_client.password,
- "RO_DB_ROOT_PASSWORD": config.mysql_root_password
- or self.mysql_client.root_password,
- "RO_DB_OVIM_ROOT_PASSWORD": config.mysql_root_password
- or self.mysql_client.root_password,
- "RO_DB_NAME": config.ro_database,
- "RO_DB_OVIM_NAME": config.vim_database,
- "OPENMANO_TENANT": config.openmano_tenant,
- }
- )
- container = container_builder.build()
-
- # Add container to pod spec
- pod_spec_builder.add_container(container)
-
- return pod_spec_builder.build()
-
-
-VSCODE_WORKSPACE = {
- "folders": [
- {"path": "/usr/lib/python3/dist-packages/osm_ng_ro"},
- {"path": "/usr/lib/python3/dist-packages/osm_common"},
- {"path": "/usr/lib/python3/dist-packages/osm_ro_plugin"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_arista_cloudvision"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_dpb"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_dynpac"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_floodlightof"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_ietfl2vpn"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_juniper_contrail"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_odlof"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_onos_vpls"},
- {"path": "/usr/lib/python3/dist-packages/osm_rosdn_onosof"},
- {"path": "/usr/lib/python3/dist-packages/osm_rovim_aws"},
- {"path": "/usr/lib/python3/dist-packages/osm_rovim_azure"},
- {"path": "/usr/lib/python3/dist-packages/osm_rovim_gcp"},
- {"path": "/usr/lib/python3/dist-packages/osm_rovim_openstack"},
- {"path": "/usr/lib/python3/dist-packages/osm_rovim_openvim"},
- {"path": "/usr/lib/python3/dist-packages/osm_rovim_vmware"},
- ],
- "launch": {
- "configurations": [
- {
- "module": "osm_ng_ro.ro_main",
- "name": "NG RO",
- "request": "launch",
- "type": "python",
- "justMyCode": False,
- }
- ],
- "version": "0.2.0",
- },
- "settings": {},
-}
-
-
-def _get_ro_host_paths(ro_host_path: str) -> Dict:
- """Get RO host paths"""
- return (
- {
- "NG-RO": {
- "hostpath": f"{ro_host_path}/NG-RO",
- "container-path": "/usr/lib/python3/dist-packages/osm_ng_ro",
- },
- "RO-plugin": {
- "hostpath": f"{ro_host_path}/RO-plugin",
- "container-path": "/usr/lib/python3/dist-packages/osm_ro_plugin",
- },
- "RO-SDN-arista_cloudvision": {
- "hostpath": f"{ro_host_path}/RO-SDN-arista_cloudvision",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_arista_cloudvision",
- },
- "RO-SDN-dpb": {
- "hostpath": f"{ro_host_path}/RO-SDN-dpb",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_dpb",
- },
- "RO-SDN-dynpac": {
- "hostpath": f"{ro_host_path}/RO-SDN-dynpac",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_dynpac",
- },
- "RO-SDN-floodlight_openflow": {
- "hostpath": f"{ro_host_path}/RO-SDN-floodlight_openflow",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_floodlightof",
- },
- "RO-SDN-ietfl2vpn": {
- "hostpath": f"{ro_host_path}/RO-SDN-ietfl2vpn",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_ietfl2vpn",
- },
- "RO-SDN-juniper_contrail": {
- "hostpath": f"{ro_host_path}/RO-SDN-juniper_contrail",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_juniper_contrail",
- },
- "RO-SDN-odl_openflow": {
- "hostpath": f"{ro_host_path}/RO-SDN-odl_openflow",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_odlof",
- },
- "RO-SDN-onos_openflow": {
- "hostpath": f"{ro_host_path}/RO-SDN-onos_openflow",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_onosof",
- },
- "RO-SDN-onos_vpls": {
- "hostpath": f"{ro_host_path}/RO-SDN-onos_vpls",
- "container-path": "/usr/lib/python3/dist-packages/osm_rosdn_onos_vpls",
- },
- "RO-VIM-aws": {
- "hostpath": f"{ro_host_path}/RO-VIM-aws",
- "container-path": "/usr/lib/python3/dist-packages/osm_rovim_aws",
- },
- "RO-VIM-azure": {
- "hostpath": f"{ro_host_path}/RO-VIM-azure",
- "container-path": "/usr/lib/python3/dist-packages/osm_rovim_azure",
- },
- "RO-VIM-gcp": {
- "hostpath": f"{ro_host_path}/RO-VIM-gcp",
- "container-path": "/usr/lib/python3/dist-packages/osm_rovim_gcp",
- },
- "RO-VIM-openstack": {
- "hostpath": f"{ro_host_path}/RO-VIM-openstack",
- "container-path": "/usr/lib/python3/dist-packages/osm_rovim_openstack",
- },
- "RO-VIM-openvim": {
- "hostpath": f"{ro_host_path}/RO-VIM-openvim",
- "container-path": "/usr/lib/python3/dist-packages/osm_rovim_openvim",
- },
- "RO-VIM-vmware": {
- "hostpath": f"{ro_host_path}/RO-VIM-vmware",
- "container-path": "/usr/lib/python3/dist-packages/osm_rovim_vmware",
- },
- }
- if ro_host_path
- else {}
- )
-
-
-if __name__ == "__main__":
- main(RoCharm)