X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=installers%2Fcharm%2Fro%2Fsrc%2Fcharm.py;h=d87007e7c340c5ea324b1c67b93b65e9a5f6de6c;hb=3ddbbd1f6c70306d13db0976e1e6b3bda0c69abd;hp=6851600c6fe5ac225da53ca5b05a144ee3de5ed6;hpb=c753dc5f89180d11c1049f6398d74a4f99d7acd5;p=osm%2Fdevops.git diff --git a/installers/charm/ro/src/charm.py b/installers/charm/ro/src/charm.py index 6851600c..d87007e7 100755 --- a/installers/charm/ro/src/charm.py +++ b/installers/charm/ro/src/charm.py @@ -22,33 +22,58 @@ # pylint: disable=E0213 +import base64 import logging -from typing import NoReturn +from typing import NoReturn, Optional from ops.main import main from opslib.osm.charm import CharmedOsmBase, RelationsMissing from opslib.osm.interfaces.kafka import KafkaClient from opslib.osm.interfaces.mongo import MongoClient from opslib.osm.interfaces.mysql import MysqlClient -from opslib.osm.pod import ( - ContainerV3Builder, - PodSpecV3Builder, -) +from opslib.osm.pod import ContainerV3Builder, FilesV3Builder, 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: Optional[str] @validator("log_level") def validate_log_level(cls, v): @@ -56,6 +81,40 @@ class ConfigModel(ModelValidator): 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 {} + class RoCharm(CharmedOsmBase): """GrafanaCharm Charm.""" @@ -98,23 +157,66 @@ class RoCharm(CharmedOsmBase): if config.enable_ng_ro: if self.kafka_client.is_missing_data_in_unit(): missing_relations.append("kafka") - if self.mongodb_client.is_missing_data_in_unit(): + if not config.mongodb_uri and self.mongodb_client.is_missing_data_in_unit(): missing_relations.append("mongodb") else: - if self.mysql_client.is_missing_data_in_unit(): + 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) + # Create Builder for the PodSpec pod_spec_builder = PodSpecV3Builder() + # Build Container - container_builder = ContainerV3Builder(self.app.name, image_info) + container_builder = ContainerV3Builder( + self.app.name, image_info, config.image_pull_policy + ) + 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", @@ -137,6 +239,7 @@ class RoCharm(CharmedOsmBase): "OSMRO_LOG_LEVEL": config.log_level, } ) + if config.enable_ng_ro: container_builder.add_envs( { @@ -145,7 +248,8 @@ class RoCharm(CharmedOsmBase): "OSMRO_MESSAGE_PORT": self.kafka_client.port, # MongoDB configuration "OSMRO_DATABASE_DRIVER": "mongo", - "OSMRO_DATABASE_URI": self.mongodb_client.connection_string, + "OSMRO_DATABASE_URI": config.mongodb_uri + or self.mongodb_client.connection_string, "OSMRO_DATABASE_COMMONKEY": config.database_commonkey, } ) @@ -153,24 +257,30 @@ class RoCharm(CharmedOsmBase): else: container_builder.add_envs( { - "RO_DB_HOST": self.mysql_client.host, - "RO_DB_OVIM_HOST": self.mysql_client.host, - "RO_DB_PORT": self.mysql_client.port, - "RO_DB_OVIM_PORT": self.mysql_client.port, - "RO_DB_USER": self.mysql_client.user, - "RO_DB_OVIM_USER": self.mysql_client.user, - "RO_DB_PASSWORD": self.mysql_client.password, - "RO_DB_OVIM_PASSWORD": self.mysql_client.password, - "RO_DB_ROOT_PASSWORD": self.mysql_client.root_password, - "RO_DB_OVIM_ROOT_PASSWORD": self.mysql_client.root_password, + "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()