Exemplo n.º 1
0
    def auth_gcp(self):
        config = self.spec["gcp"]
        key_path = self.config_path.joinpath(config["key"])
        project = config["project"]
        # If cluster is regional, it'll have a `region` key set.
        # Else, it'll just have a `zone` key set. Let's respect either.
        location = config.get("zone", config.get("region"))
        cluster = config["cluster"]
        with tempfile.NamedTemporaryFile() as kubeconfig:
            orig_kubeconfig = os.environ.get("KUBECONFIG")
            try:
                os.environ["KUBECONFIG"] = kubeconfig.name
                with get_decrypted_file(key_path) as decrypted_key_path:
                    subprocess.check_call([
                        "gcloud",
                        "auth",
                        "activate-service-account",
                        f"--key-file={os.path.abspath(decrypted_key_path)}",
                    ])

                subprocess.check_call([
                    "gcloud",
                    "container",
                    "clusters",
                    # --zone works with regions too
                    f"--zone={location}",
                    f"--project={project}",
                    "get-credentials",
                    cluster,
                ])

                yield
            finally:
                if orig_kubeconfig is not None:
                    os.environ["KUBECONFIG"] = orig_kubeconfig
Exemplo n.º 2
0
    def auth_azure(self):
        """
        Read `azure` nested config, login to Azure with a Service Principal,
        activate the appropriate subscription, then authenticate against the
        cluster using `az aks get-credentials`.
        """
        config = self.spect["azure"]
        key_path = self.config_path.joinpath(config["key"])
        cluster = config["cluster"]
        resource_group = config["resource_group"]

        with tempfile.NamedTemporaryFile() as kubeconfig:
            orig_kubeconfig = os.environ.get("KUBECONFIG", None)

            try:
                os.environ["KUBECONFIG"] = kubeconfig.name

                with get_decrypted_file(key_path) as decrypted_key_path:

                    decrypted_key_abspath = os.path.abspath(decrypted_key_path)
                    if not os.path.isfile(decrypted_key_abspath):
                        raise FileNotFoundError(
                            "The decrypted key file does not exist")

                    with open(decrypted_key_path) as f:
                        service_principal = json.load(f)

                # Login to Azure
                subprocess.check_call([
                    "az",
                    "login",
                    "--service-principal",
                    f"--username={service_principal['service_principal_id']}",
                    f"--password={service_principal['service_principal_password']}",
                    f"--tenant={service_principal['tenant_id']}",
                ])

                # Set the Azure subscription
                subprocess.check_call([
                    "az",
                    "account",
                    "set",
                    f"--subscription={service_principal['subscription_id']}",
                ])

                # Get cluster creds
                subprocess.check_call([
                    "az",
                    "aks",
                    "get-credentials",
                    f"--name={cluster}",
                    f"--resource-group={resource_group}",
                ])

                yield
            finally:
                if orig_kubeconfig is not None:
                    os.environ["KUBECONFIG"] = orig_kubeconfig
Exemplo n.º 3
0
    def auth_aws(self):
        """
        Reads `aws` nested config and temporarily sets environment variables
        like `KUBECONFIG`, `AWS_ACCESS_KEY_ID`, and `AWS_SECRET_ACCESS_KEY`
        before trying to authenticate with the `aws eks update-kubeconfig` command.

        Finally get those environment variables to the original values to prevent
        side-effects on existing local configuration.
        """
        config = self.spec["aws"]
        key_path = self.config_path.joinpath(config["key"])
        cluster_name = config["clusterName"]
        region = config["region"]

        with tempfile.NamedTemporaryFile() as kubeconfig:
            orig_kubeconfig = os.environ.get("KUBECONFIG", None)
            orig_access_key_id = os.environ.get("AWS_ACCESS_KEY_ID", None)
            orig_secret_access_key = os.environ.get("AWS_SECRET_ACCESS_KEY",
                                                    None)
            try:
                with get_decrypted_file(key_path) as decrypted_key_path:

                    decrypted_key_abspath = os.path.abspath(decrypted_key_path)
                    if not os.path.isfile(decrypted_key_abspath):
                        raise FileNotFoundError(
                            "The decrypted key file does not exist")
                    with open(decrypted_key_abspath) as f:
                        creds = json.load(f)

                    os.environ["AWS_ACCESS_KEY_ID"] = creds["AccessKey"][
                        "AccessKeyId"]
                    os.environ["AWS_SECRET_ACCESS_KEY"] = creds["AccessKey"][
                        "SecretAccessKey"]

                os.environ["KUBECONFIG"] = kubeconfig.name

                subprocess.check_call([
                    "aws",
                    "eks",
                    "update-kubeconfig",
                    f"--name={cluster_name}",
                    f"--region={region}",
                ])

                yield
            finally:
                if orig_kubeconfig is not None:
                    os.environ["KUBECONFIG"] = orig_kubeconfig
                if orig_access_key_id is not None:
                    os.environ["AWS_ACCESS_KEY_ID"] = orig_access_key_id
                if orig_secret_access_key is not None:
                    os.environ[
                        "AWS_SECRET_ACCESS_KEY"] = orig_secret_access_key
Exemplo n.º 4
0
def deploy(cluster_name, hub_name, config_path, dask_gateway_version):
    """
    Deploy one or more hubs in a given cluster
    """
    validate_cluster_config(cluster_name)
    validate_hub_config(cluster_name, hub_name)
    assert_single_auth_method_enabled(cluster_name, hub_name)

    with get_decrypted_file(config_path) as decrypted_file_path:
        with open(decrypted_file_path) as f:
            config = yaml.load(f)

    # Most of our hubs use Auth0 for Authentication. This lets us programmatically
    # determine what auth provider each hub uses - GitHub, Google, etc. Without
    # this, we'd have to manually generate credentials for each hub - and we
    # don't want to do that. Auth0 domains are tied to a account, and
    # this is our auth0 domain for the paid account that 2i2c has.
    auth0 = config["auth0"]

    k = KeyProvider(auth0["domain"], auth0["client_id"],
                    auth0["client_secret"])

    # Each hub needs a unique proxy.secretToken. However, we don't want
    # to manually generate & save it. We also don't want it to change with
    # each deploy - that causes a pod restart with downtime. So instead,
    # we generate it based on a single secret key (`PROXY_SECRET_KEY`)
    # combined with the name of each hub. This way, we get unique,
    # cryptographically secure proxy.secretTokens without having to
    # keep much state. We can rotate them by changing `PROXY_SECRET_KEY`.
    # However, if `PROXY_SECRET_KEY` leaks, that means all the hub's
    # proxy.secretTokens have leaked. So let's be careful with that!
    SECRET_KEY = bytes.fromhex(config["secret_key"])

    config_file_path = find_absolute_path_to_cluster_file(cluster_name)
    with open(config_file_path) as f:
        cluster = Cluster(yaml.load(f), config_file_path.parent)

    with cluster.auth():
        hubs = cluster.hubs
        if hub_name:
            hub = next((hub for hub in hubs if hub.spec["name"] == hub_name),
                       None)
            print_colour(f"Deploying hub {hub.spec['name']}...")
            hub.deploy(k, SECRET_KEY, dask_gateway_version)
        else:
            for i, hub in enumerate(hubs):
                print_colour(
                    f"{i+1} / {len(hubs)}: Deploying hub {hub.spec['name']}..."
                )
                hub.deploy(k, SECRET_KEY, dask_gateway_version)
Exemplo n.º 5
0
    def auth_kubeconfig(self):
        """
        Context manager for authenticating with just a kubeconfig file

        For the duration of the contextmanager, we:
        1. Decrypt the file specified in kubeconfig.file with sops
        2. Set `KUBECONFIG` env var to our decrypted file path, so applications
           we call (primarily helm) will use that as config
        """
        config = self.spec["kubeconfig"]
        config_path = self.config_path.joinpath(config["file"])

        with get_decrypted_file(config_path) as decrypted_key_path:
            # FIXME: Unset this after our yield
            os.environ["KUBECONFIG"] = decrypted_key_path
            yield
Exemplo n.º 6
0
def get_central_grafana_token(cluster_name):
    """Returns the access token of the Grafana located in `cluster_name` cluster.
    This access token should have enough permissions to create datasources.
    """
    # Get the location of the file that stores the central grafana token
    cluster_config_dir_path = find_absolute_path_to_cluster_file(
        cluster_name).parent

    grafana_token_file = (
        cluster_config_dir_path).joinpath("enc-grafana-token.secret.yaml")

    # Read the secret grafana token file
    with get_decrypted_file(grafana_token_file) as decrypted_file_path:
        with open(decrypted_file_path) as f:
            config = yaml.load(f)

    return config["grafana_token"]
Exemplo n.º 7
0
    def auth_gcp(self):
        config = self.spec["gcp"]
        key_path = self.config_path.joinpath(config["key"])
        project = config["project"]
        # If cluster is regional, it'll have a `region` key set.
        # Else, it'll just have a `zone` key set. Let's respect either.
        location = config.get("zone", config.get("region"))
        cluster = config["cluster"]
        with tempfile.NamedTemporaryFile() as kubeconfig:
            # CLOUDSDK_AUTH_CREDENTIAL_FILE_OVERRIDE is removed as the action of
            # "gcloud auth activate-server-account" will be secondary to it
            # otherwise, and this env var can be set by GitHub Actions we use
            # before using this deployer script to deploy hubs to clusters.
            orig_cloudsdk_auth_credential_file_override = os.environ.pop(
                "CLOUDSDK_AUTH_CREDENTIAL_FILE_OVERRIDE", None)
            orig_kubeconfig = os.environ.get("KUBECONFIG")
            try:
                os.environ["KUBECONFIG"] = kubeconfig.name
                with get_decrypted_file(key_path) as decrypted_key_path:
                    subprocess.check_call([
                        "gcloud",
                        "auth",
                        "activate-service-account",
                        f"--key-file={os.path.abspath(decrypted_key_path)}",
                    ])

                subprocess.check_call([
                    "gcloud",
                    "container",
                    "clusters",
                    # --zone works with regions too
                    f"--zone={location}",
                    f"--project={project}",
                    "get-credentials",
                    cluster,
                ])

                yield
            finally:
                if orig_kubeconfig is not None:
                    os.environ["KUBECONFIG"] = orig_kubeconfig
                if orig_cloudsdk_auth_credential_file_override is not None:
                    os.environ[
                        "CLOUDSDK_AUTH_CREDENTIAL_FILE_OVERRIDE"] = orig_cloudsdk_auth_credential_file_override
Exemplo n.º 8
0
    def _load_client_id(self, config_filename):
        try:
            with get_decrypted_file(config_filename) as decrypted_path:
                with open(decrypted_path) as f:
                    auth_config = yaml.load(f)

            basehub = auth_config.get("basehub", None)
            if basehub:
                return auth_config["basehub"]["jupyterhub"]["hub"]["config"][
                    "CILogonOAuthenticator"
                ]["client_id"]
            return auth_config["jupyterhub"]["hub"]["config"]["CILogonOAuthenticator"][
                "client_id"
            ]
        except FileNotFoundError:
            print(
                "Oops! The CILogon client you requested to doesn't exist! Please create it first."
            )
            return
Exemplo n.º 9
0
def get_cluster_prometheus_creds(cluster_name):
    """Retrieves the credentials of the prometheus instance running on the `cluster_name` cluster.
    These credentials are stored in `enc-support.secret.values.yaml` file of each cluster config directory.

    Args:
        cluster_name: name of the cluster
    Returns:
        dict object: {username: `username`, password: `password`}
    """
    cluster_config_dir_path = find_absolute_path_to_cluster_file(
        cluster_name).parent

    config_filename = cluster_config_dir_path.joinpath(
        "enc-support.secret.values.yaml")

    with get_decrypted_file(config_filename) as decrypted_path:
        with open(decrypted_path) as f:
            prometheus_config = yaml.load(f)

    return prometheus_config.get("prometheusIngressAuthSecret", {})
Exemplo n.º 10
0
    def deploy_support(self):
        cert_manager_url = "https://charts.jetstack.io"
        cert_manager_version = "v1.3.1"

        print_colour("Adding cert-manager chart repo...")
        subprocess.check_call([
            "helm",
            "repo",
            "add",
            "jetstack",
            cert_manager_url,
        ])

        print_colour("Updating cert-manager chart repo...")
        subprocess.check_call([
            "helm",
            "repo",
            "update",
        ])

        print_colour("Provisioning cert-manager...")
        subprocess.check_call([
            "helm",
            "upgrade",
            "--install",
            "--create-namespace",
            "--namespace=cert-manager",
            "cert-manager",
            "jetstack/cert-manager",
            f"--version={cert_manager_version}",
            "--set=installCRDs=true",
        ])
        print_colour("Done!")

        print_colour("Provisioning support charts...")

        support_dir = (Path(__file__).parent.parent).joinpath(
            "helm-charts", "support")
        subprocess.check_call(["helm", "dep", "up", support_dir])

        support_secrets_file = support_dir.joinpath("enc-support.secret.yaml")
        # TODO: Update this with statement to handle any number of context managers
        #       containing decrypted support values files. Not critical right now as
        #       no individual cluster has specific support secrets, but it's possible
        #       to support that if we want to in the future.
        with get_decrypted_file(support_secrets_file) as secret_file:
            cmd = [
                "helm",
                "upgrade",
                "--install",
                "--create-namespace",
                "--namespace=support",
                "--wait",
                "support",
                str(support_dir),
                f"--values={secret_file}",
            ]

            for values_file in self.support["helm_chart_values_files"]:
                cmd.append(
                    f"--values={self.config_path.joinpath(values_file)}")

            print_colour(f"Running {' '.join([str(c) for c in cmd])}")
            subprocess.check_call(cmd)

        print_colour("Done!")
Exemplo n.º 11
0
    def deploy(self, auth_provider, secret_key, dask_gateway_version):
        """
        Deploy this hub
        """
        # Support overriding domain configuration in the loaded cluster.yaml via
        # a cluster.yaml specified enc-<something>.secret.yaml file that only
        # includes the domain configuration of a typical cluster.yaml file.
        #
        # Check if this hub has an override file. If yes, apply override.
        #
        # FIXME: This could could be generalized so that the cluster.yaml would allow
        #        any of this configuration to be specified in a secret file instead of a
        #        publicly readable file. We should not keep adding specific config overrides
        #        if such need occur but instead make cluster.yaml be able to link to
        #        additional secret configuration.
        if "domain_override_file" in self.spec.keys():
            domain_override_file = self.spec["domain_override_file"]

            with get_decrypted_file(
                self.cluster.config_path.joinpath(domain_override_file)
            ) as decrypted_path:
                with open(decrypted_path) as f:
                    domain_override_config = yaml.load(f)

            self.spec["domain"] = domain_override_config["domain"]

        generated_values = self.get_generated_config(auth_provider, secret_key)

        if self.spec["helm_chart"] == "daskhub":
            # Install CRDs for daskhub before deployment
            manifest_urls = [
                f"https://raw.githubusercontent.com/dask/dask-gateway/{dask_gateway_version}/resources/helm/dask-gateway/crds/daskclusters.yaml",
                f"https://raw.githubusercontent.com/dask/dask-gateway/{dask_gateway_version}/resources/helm/dask-gateway/crds/traefik.yaml",
            ]

            for manifest_url in manifest_urls:
                subprocess.check_call(["kubectl", "apply", "-f", manifest_url])

        with tempfile.NamedTemporaryFile(
            mode="w"
        ) as generated_values_file, get_decrypted_files(
            self.cluster.config_path.joinpath(p)
            for p in self.spec["helm_chart_values_files"]
        ) as values_files:
            json.dump(generated_values, generated_values_file)
            generated_values_file.flush()

            cmd = [
                "helm",
                "upgrade",
                "--install",
                "--create-namespace",
                "--wait",
                f"--namespace={self.spec['name']}",
                self.spec["name"],
                helm_charts_dir.joinpath(self.spec["helm_chart"]),
                # Ordering matters here - config explicitly mentioned in cli should take
                # priority over our generated values. Based on how helm does overrides, this means
                # we should put the config from cluster.yaml last.
                f"--values={generated_values_file.name}",
            ]

            # Add on the values files
            for values_file in values_files:
                cmd.append(f"--values={values_file}")

            # join method will fail on the PosixPath element if not transformed
            # into a string first
            print_colour(f"Running {' '.join([str(c) for c in cmd])}")
            subprocess.check_call(cmd)
Exemplo n.º 12
0
def deploy_grafana_dashboards(cluster_name):
    """
    Deploy grafana dashboards to a cluster that provide useful metrics
    for operating a JupyterHub

    Grafana dashboards and deployment mechanism in question are maintained in
    this repo: https://github.com/jupyterhub/grafana-dashboards
    """
    validate_cluster_config(cluster_name)
    validate_support_config(cluster_name)

    config_file_path = find_absolute_path_to_cluster_file(cluster_name)
    with open(config_file_path) as f:
        cluster = Cluster(yaml.load(f), config_file_path.parent)

    # If grafana support chart is not deployed, then there's nothing to do
    if not cluster.support:
        print_colour(
            "Support chart has not been deployed. Skipping Grafana dashboards deployment..."
        )
        return

    grafana_token_file = (
        config_file_path.parent).joinpath("enc-grafana-token.secret.yaml")

    # Read the cluster specific secret grafana token file
    with get_decrypted_file(grafana_token_file) as decrypted_file_path:
        with open(decrypted_file_path) as f:
            config = yaml.load(f)

    # Check GRAFANA_TOKEN exists in the secret config file before continuing
    if "grafana_token" not in config.keys():
        raise ValueError(
            f"`grafana_token` not provided in secret file! Please add it and try again: {grafana_token_file}"
        )

    # FIXME: We assume grafana_url and uses_tls config will be defined in the first
    #        file listed under support.helm_chart_values_files.
    support_values_file = cluster.support.get("helm_chart_values_files", [])[0]
    with open(config_file_path.parent.joinpath(support_values_file)) as f:
        support_values_config = yaml.load(f)

    # Get the url where grafana is running from the support values file
    grafana_url = (support_values_config.get("grafana",
                                             {}).get("ingress",
                                                     {}).get("hosts", {}))
    uses_tls = (support_values_config.get("grafana",
                                          {}).get("ingress",
                                                  {}).get("tls", {}))

    if not grafana_url:
        print_colour(
            "Couldn't find `config.grafana.ingress.hosts`. Skipping Grafana dashboards deployment..."
        )
        return

    grafana_url = (f"https://{grafana_url[0]}"
                   if uses_tls else f"http://{grafana_url[0]}")

    # Use the jupyterhub/grafana-dashboards deployer to deploy the dashboards to this cluster's grafana
    print_colour("Cloning jupyterhub/grafana-dashboards...")

    dashboards_dir = "grafana_dashboards"

    subprocess.check_call([
        "git",
        "clone",
        "https://github.com/jupyterhub/grafana-dashboards",
        dashboards_dir,
    ])

    # We need the existing env too for the deployer to be able to find jssonnet and grafonnet
    deploy_env = os.environ.copy()
    deploy_env.update({"GRAFANA_TOKEN": config["grafana_token"]})

    try:
        print_colour(f"Deploying grafana dashboards to {cluster_name}...")
        subprocess.check_call(["./deploy.py", grafana_url],
                              env=deploy_env,
                              cwd=dashboards_dir)

        print_colour(f"Done! Dashboards deployed to {grafana_url}.")
    finally:
        # Delete the directory where we cloned the repo.
        # The deployer cannot call jsonnet to deploy the dashboards if using a temp directory here.
        # Might be because opening more than once of a temp file is tried
        # (https://docs.python.org/3.8/library/tempfile.html#tempfile.NamedTemporaryFile)
        shutil.rmtree(dashboards_dir)
Exemplo n.º 13
0
def run_hub_health_check(cluster_name, hub_name, check_dask_scaling=False):
    """Run a health check on a given hub on a given cluster. Optionally check scaling
    of dask workers if the hub is a daskhub.

    Args:
        cluster_name (str): The name of the cluster where the hub is deployed
        hub_name (str): The name of the hub to run a health check for
        check_dask_scaling (bool, optional): If true, run an additional check that dask
            workers can scale. Only applies to daskhubs. Defaults to False.

    Returns
        exit_code (int): The exit code of the pytest process. 0 for pass, any other
            integer number greater than 0 for failure.
    """
    # Read in the cluster.yaml file
    config_file_path = find_absolute_path_to_cluster_file(cluster_name)
    with open(config_file_path) as f:
        cluster = Cluster(yaml.load(f), config_file_path.parent)

    # Find the hub's config
    hub_indx = [
        indx for (indx, h) in enumerate(cluster.hubs)
        if h.spec["name"] == hub_name
    ]
    if len(hub_indx) == 1:
        hub = cluster.hubs[hub_indx[0]]
    elif len(hub_indx) > 1:
        print_colour("ERROR: More than one hub with this name found!")
        sys.exit(1)
    elif len(hub_indx) == 0:
        print_colour("ERROR: No hubs with this name found!")
        sys.exit(1)

    print_colour(f"Running hub health check for {hub.spec['name']}...")

    # Check if this hub has a domain override file. If yes, apply override.
    if "domain_override_file" in hub.spec.keys():
        domain_override_file = hub.spec["domain_override_file"]

        with get_decrypted_file(
                hub.cluster.config_path.joinpath(
                    domain_override_file)) as decrypted_path:
            with open(decrypted_path) as f:
                domain_override_config = yaml.load(f)

        hub.spec["domain"] = domain_override_config["domain"]

    # Retrieve hub's URL
    hub_url = f'https://{hub.spec["domain"]}'

    # Read in the service api token from a k8s Secret in the k8s cluster
    with cluster.auth():
        try:
            service_api_token_b64encoded = subprocess.check_output(
                [
                    "kubectl",
                    "get",
                    "secrets",
                    "hub",
                    f"--namespace={hub.spec['name']}",
                    r"--output=jsonpath={.data['hub\.services\.hub-health\.apiToken']}",
                ],
                text=True,
            )
        except subprocess.CalledProcessError as e:
            raise ValueError(
                f"Failed to acquire a JupyterHub API token for the hub-health service: {e.stdout}"
            )
        service_api_token = base64.b64decode(
            service_api_token_b64encoded).decode()

    # On failure, pytest prints out params to the test that failed.
    # This can contain sensitive info - so we hide stderr
    # FIXME: Don't use pytest - just call a function instead
    #
    # Show errors locally but redirect on CI
    gh_ci = os.environ.get("CI", "false")
    pytest_args = [
        "-q",
        "deployer/tests",
        f"--hub-url={hub_url}",
        f"--api-token={service_api_token}",
        f"--hub-type={hub.spec['helm_chart']}",
    ]

    if (hub.spec["helm_chart"] == "daskhub") and check_dask_scaling:
        pytest_args.append("--check-dask-scaling")

    if gh_ci == "true":
        print_colour("Testing on CI, not printing output")
        with open(os.devnull,
                  "w") as dn, redirect_stderr(dn), redirect_stdout(dn):
            exit_code = pytest.main(pytest_args)
    else:
        print_colour("Testing locally, do not redirect output")
        exit_code = pytest.main(pytest_args)
    if exit_code != 0:
        print("Health check failed!", file=sys.stderr)
        sys.exit(exit_code)
    else:
        print_colour("Health check succeeded!")

    return exit_code
Exemplo n.º 14
0
    def deploy(self, auth_provider, secret_key, skip_hub_health_test=False):
        """
        Deploy this hub
        """
        # Support overriding domain configuration in the loaded cluster.yaml via
        # a cluster.yaml specified enc-<something>.secret.yaml file that only
        # includes the domain configuration of a typical cluster.yaml file.
        #
        # Check if this hub has an override file. If yes, apply override.
        #
        # FIXME: This could could be generalized so that the cluster.yaml would allow
        #        any of this configuration to be specified in a secret file instead of a
        #        publicly readable file. We should not keep adding specific config overrides
        #        if such need occur but instead make cluster.yaml be able to link to
        #        additional secret configuration.
        if "domain_override_file" in self.spec.keys():
            domain_override_file = self.spec["domain_override_file"]

            with get_decrypted_file(
                    self.cluster.config_path.joinpath(
                        domain_override_file)) as decrypted_path:
                with open(decrypted_path) as f:
                    domain_override_config = yaml.load(f)

            self.spec["domain"] = domain_override_config["domain"]

        generated_values = self.get_generated_config(auth_provider, secret_key)

        with tempfile.NamedTemporaryFile(
                mode="w") as generated_values_file, get_decrypted_files(
                    self.spec["helm_chart_values_files"],
                    self.cluster.config_path) as values_files:
            json.dump(generated_values, generated_values_file)
            generated_values_file.flush()

            cmd = [
                "helm",
                "upgrade",
                "--install",
                "--create-namespace",
                "--wait",
                f"--namespace={self.spec['name']}",
                self.spec["name"],
                helm_charts_dir.joinpath(self.spec["helm_chart"]),
                # Ordering matters here - config explicitly mentioned in cli should take
                # priority over our generated values. Based on how helm does overrides, this means
                # we should put the config from cluster.yaml last.
                f"--values={generated_values_file.name}",
            ]

            # Add on the values files
            for values_file in values_files:
                cmd.append(f"--values={values_file}")

            # join method will fail on the PosixPath element if not transformed
            # into a string first
            print_colour(f"Running {' '.join([str(c) for c in cmd])}")
            # Can't test without deploying, since our service token isn't set by default
            subprocess.check_call(cmd)

            if not skip_hub_health_test:

                # FIXMEL: Clean this up
                if self.spec["helm_chart"] != "basehub":
                    service_api_token = generated_values["basehub"][
                        "jupyterhub"]["hub"]["services"]["hub-health"][
                            "apiToken"]
                else:
                    service_api_token = generated_values["jupyterhub"]["hub"][
                        "services"]["hub-health"]["apiToken"]

                hub_url = f'https://{self.spec["domain"]}'

                # On failure, pytest prints out params to the test that failed.
                # This can contain sensitive info - so we hide stderr
                # FIXME: Don't use pytest - just call a function instead
                print_colour("Running hub health check...")
                # Show errors locally but redirect on CI
                gh_ci = os.environ.get("CI", "false")
                pytest_args = [
                    "-q",
                    "deployer/tests",
                    "--hub-url",
                    hub_url,
                    "--api-token",
                    service_api_token,
                    "--hub-type",
                    self.spec["helm_chart"],
                ]
                if gh_ci == "true":
                    print_colour("Testing on CI, not printing output")
                    with open(os.devnull, "w") as dn, redirect_stderr(
                            dn), redirect_stdout(dn):
                        exit_code = pytest.main(pytest_args)
                else:
                    print_colour("Testing locally, do not redirect output")
                    exit_code = pytest.main(pytest_args)
                if exit_code != 0:
                    print("Health check failed!", file=sys.stderr)
                    sys.exit(exit_code)
                else:
                    print_colour("Health check succeeded!")
Exemplo n.º 15
0
def main():
    argparser = argparse.ArgumentParser(
        description="""A command line tool to create/update/delete
        CILogon clients.
        """
    )
    subparsers = argparser.add_subparsers(
        required=True, dest="action", help="Available subcommands"
    )

    # Create subcommand
    create_parser = subparsers.add_parser(
        "create",
        help="Create a CILogon client",
    )

    create_parser.add_argument(
        "cluster_name",
        type=str,
        help="The name of the cluster where the hub lives",
    )

    create_parser.add_argument(
        "hub_name",
        type=str,
        help="The hub for which we'll create a CILogon client",
    )

    create_parser.add_argument(
        "hub_type",
        type=str,
        help="The type of hub for which we'll create a CILogon client.",
        default="basehub",
    )

    create_parser.add_argument(
        "callback_url",
        type=str,
        help="URL that is invoked after OAuth authorization",
    )

    # Update subcommand
    update_parser = subparsers.add_parser(
        "update",
        help="Update a CILogon client",
    )

    update_parser.add_argument(
        "cluster_name",
        type=str,
        help="The name of the cluster where the hub lives",
    )

    update_parser.add_argument(
        "hub_name",
        type=str,
        help="The hub for which we'll update the CILogon client",
    )

    update_parser.add_argument(
        "callback_url",
        type=str,
        help="""
        New callback_url to associate with the client.
        This URL is invoked after OAuth authorization
        """,
    )

    # Get subcommand
    get_parser = subparsers.add_parser(
        "get",
        help="Retrieve details about an existing CILogon client",
    )

    get_parser.add_argument(
        "cluster_name",
        type=str,
        help="The name of the cluster where the hub lives",
    )

    get_parser.add_argument(
        "hub_name",
        type=str,
        help="The hub for which we'll retrieve the CILogon client details",
    )

    # Get all subcommand
    subparsers.add_parser(
        "get-all",
        help="Retrieve details about an existing CILogon client",
    )

    # Delete subcommand
    delete_parser = subparsers.add_parser(
        "delete",
        help="Delete an existing CILogon client",
    )

    delete_parser.add_argument(
        "cluster_name",
        type=str,
        help="The name of the cluster where the hub lives or none if --id is present",
        default="",
        nargs="?",
    )

    delete_parser.add_argument(
        "hub_name",
        type=str,
        help="The hub for which we'll delete the CILogon client details or none if --id is present",
        default="",
        nargs="?",
    )

    delete_parser.add_argument(
        "--id",
        type=str,
        help="The id of the client to delete of the form cilogon:/client_id/<id>",
    )

    args = argparser.parse_args()

    # This filepath is relative to the PROJECT ROOT
    general_auth_config = "shared/deployer/enc-auth-providers-credentials.secret.yaml"
    with get_decrypted_file(general_auth_config) as decrypted_file_path:
        with open(decrypted_file_path) as f:
            config = yaml.load(f)

    cilogon = CILogonClientProvider(
        config["cilogon_admin"]["client_id"], config["cilogon_admin"]["client_secret"]
    )

    if args.action == "create":
        cilogon.create_client(
            args.cluster_name,
            args.hub_name,
            args.hub_type,
            args.callback_url,
        )
    elif args.action == "update":
        cilogon.update_client(
            args.cluster_name,
            args.hub_name,
            args.callback_url,
        )
    elif args.action == "get":
        cilogon.get_client(
            args.cluster_name,
            args.hub_name,
        )
    elif args.action == "delete":
        cilogon.delete_client(args.cluster_name, args.hub_name, args.id)
    elif args.action == "get-all":
        cilogon.get_all_clients()