FM / config

/snap/core18/2979/usr/lib/python3/dist-packages/cloudinit/config/

/snap/core18/2979/usr/lib/python3/dist-packages/cloudinit/config

Name	Size	Mode	Actions
schemas/	-	0755	rm
__pycache__/	-	0755	rm
cc_ansible.py	8568	0644	edit dl rm
cc_apk_configure.py	5883	0644	edit dl rm
cc_apt_configure.py	33237	0644	edit dl rm
cc_apt_pipelining.py	2888	0644	edit dl rm
cc_bootcmd.py	2940	0644	edit dl rm
cc_byobu.py	3757	0644	edit dl rm
cc_ca_certs.py	8251	0644	edit dl rm
cc_chef.py	14118	0644	edit dl rm
cc_disable_ec2_metadata.py	2093	0644	edit dl rm
cc_disk_setup.py	33115	0644	edit dl rm
cc_fan.py	3184	0644	edit dl rm
cc_final_message.py	3490	0644	edit dl rm
cc_growpart.py	19890	0644	edit dl rm
cc_grub_dpkg.py	5619	0644	edit dl rm
cc_install_hotplug.py	3901	0644	edit dl rm
cc_keyboard.py	2126	0644	edit dl rm
cc_keys_to_console.py	3713	0644	edit dl rm
cc_landscape.py	4976	0644	edit dl rm
cc_locale.py	1923	0644	edit dl rm
cc_lxd.py	18387	0644	edit dl rm
cc_mcollective.py	6349	0644	edit dl rm
cc_migrator.py	3599	0644	edit dl rm
cc_mounts.py	19486	0644	edit dl rm
cc_ntp.py	20172	0644	edit dl rm
cc_package_update_upgrade_install.py	4530	0644	edit dl rm
cc_phone_home.py	5636	0644	edit dl rm
cc_power_state_change.py	7838	0644	edit dl rm
cc_puppet.py	14066	0644	edit dl rm
cc_refresh_rmc_and_interface.py	5614	0644	edit dl rm
cc_reset_rmc.py	4642	0644	edit dl rm
cc_resizefs.py	10818	0644	edit dl rm
cc_resolv_conf.py	5130	0644	edit dl rm
cc_rh_subscription.py	17456	0644	edit dl rm
cc_rightscale_userdata.py	4407	0644	edit dl rm
cc_rsyslog.py	10001	0644	edit dl rm
cc_runcmd.py	2993	0644	edit dl rm
cc_salt_minion.py	5668	0644	edit dl rm
cc_scripts_per_boot.py	1717	0644	edit dl rm
cc_scripts_per_instance.py	1873	0644	edit dl rm
cc_scripts_per_once.py	1823	0644	edit dl rm
cc_scripts_user.py	1913	0644	edit dl rm
cc_scripts_vendor.py	2367	0644	edit dl rm
cc_seed_random.py	4928	0644	edit dl rm
cc_set_hostname.py	5012	0644	edit dl rm
cc_set_passwords.py	11315	0644	edit dl rm
cc_snap.py	6539	0644	edit dl rm
cc_spacewalk.py	3604	0644	edit dl rm
cc_ssh.py	14371	0644	edit dl rm
cc_ssh_authkey_fingerprints.py	4338	0644	edit dl rm
cc_ssh_import_id.py	5955	0644	edit dl rm
cc_timezone.py	1475	0644	edit dl rm
cc_ubuntu_advantage.py	17281	0644	edit dl rm
cc_ubuntu_autoinstall.py	4672	0644	edit dl rm
cc_ubuntu_drivers.py	4736	0644	edit dl rm
cc_update_etc_hosts.py	5235	0644	edit dl rm
cc_update_hostname.py	3721	0644	edit dl rm
cc_users_groups.py	7787	0644	edit dl rm
cc_wireguard.py	9507	0644	edit dl rm
cc_write_files.py	6910	0644	edit dl rm
cc_write_files_deferred.py	1718	0644	edit dl rm
cc_yum_add_repo.py	7653	0644	edit dl rm
cc_zypper_add_repo.py	6840	0644	edit dl rm
modules.py	11700	0644	edit dl rm
schema.py	44173	0644	edit dl rm
__init__.py	14	0644	edit dl rm

Edit: /snap/core18/2979/usr/lib/python3/dist-packages/cloudinit/config/cc_yum_add_repo.py (7653B)

# Copyright (C) 2012 Yahoo! Inc.
#
# Author: Joshua Harlow <harlowja@yahoo-inc.com>
#
# This file is part of cloud-init. See LICENSE file for license information.

"Yum Add Repo: Add yum repository configuration to the system"

import io
import os
from configparser import ConfigParser
from logging import Logger
from textwrap import dedent

from cloudinit import util
from cloudinit.cloud import Cloud
from cloudinit.config import Config
from cloudinit.config.schema import MetaSchema, get_meta_doc
from cloudinit.settings import PER_INSTANCE

MODULE_DESCRIPTION = """\
Add yum repository configuration to ``/etc/yum.repos.d``. Configuration files
are named based on the opaque dictionary key under the ``yum_repos`` they are
specified with. If a config file already exists with the same name as a config
entry, the config entry will be skipped.
"""

distros = [
    "almalinux",
    "centos",
    "cloudlinux",
    "eurolinux",
    "fedora",
    "mariner",
    "openEuler",
    "OpenCloudOS",
    "openmandriva",
    "photon",
    "rhel",
    "rocky",
    "TencentOS",
    "virtuozzo",
]

COPR_BASEURL = (
    "https://download.copr.fedorainfracloud.org/results/@cloud-init/"
    "cloud-init-dev/epel-8-$basearch/"
)
COPR_GPG_URL = (
    "https://download.copr.fedorainfracloud.org/results/@cloud-init/"
    "cloud-init-dev/pubkey.gpg"
)
EPEL_TESTING_BASEURL = (
    "https://download.copr.fedorainfracloud.org/results/@cloud-init/"
    "cloud-init-dev/pubkey.gpg"
)

meta: MetaSchema = {
    "id": "cc_yum_add_repo",
    "name": "Yum Add Repo",
    "title": "Add yum repository configuration to the system",
    "description": MODULE_DESCRIPTION,
    "distros": distros,
    "examples": [
        dedent(
            """\
            yum_repos:
              my_repo:
                baseurl: http://blah.org/pub/epel/testing/5/$basearch/
            yum_repo_dir: /store/custom/yum.repos.d
            """
        ),
        dedent(
            f"""\
            # Enable cloud-init upstream's daily testing repo for EPEL 8 to
            # install latest cloud-init from tip of `main` for testing.
            yum_repos:
              cloud-init-daily:
                name: Copr repo for cloud-init-dev owned by @cloud-init
                baseurl: {COPR_BASEURL}
                type: rpm-md
                skip_if_unavailable: true
                gpgcheck: true
                gpgkey: {COPR_GPG_URL}
                enabled_metadata: 1
            """
        ),
        dedent(
            f"""\
            # Add the file /etc/yum.repos.d/epel_testing.repo which can then
            # subsequently be used by yum for later operations.
            yum_repos:
            # The name of the repository
             epel-testing:
               baseurl: {EPEL_TESTING_BASEURL}
               enabled: false
               failovermethod: priority
               gpgcheck: true
               gpgkey: file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL
               name: Extra Packages for Enterprise Linux 5 - Testing
            """
        ),
        dedent(
            """\
            # Any yum repo configuration can be passed directly into
            # the repository file created. See: man yum.conf for supported
            # config keys.
            #
            # Write /etc/yum.conf.d/my-package-stream.repo with gpgkey checks
            # on the repo data of the repository enabled.
            yum_repos:
              my package stream:
                baseurl: http://blah.org/pub/epel/testing/5/$basearch/
                mirrorlist: http://some-url-to-list-of-baseurls
                repo_gpgcheck: 1
                enable_gpgcheck: true
                gpgkey: https://url.to.ascii-armored-gpg-key
            """
        ),
    ],
    "frequency": PER_INSTANCE,
    "activate_by_schema_keys": ["yum_repos"],
}

__doc__ = get_meta_doc(meta)

def _canonicalize_id(repo_id: str) -> str:
    """Canonicalize repo id.

The sole name convention for repo ids is to not contain namespaces,
    and typically the separator used is `-`. More info:
    https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/deployment_guide/sec-setting_repository_options

:param repo_id: Repo id to convert.
    :return: Canonical repo id.
    """
    return repo_id.replace(" ", "-")

def _format_repo_value(val):
    if isinstance(val, (bool)):
        # Seems like yum prefers 1/0
        return str(int(val))
    if isinstance(val, (list, tuple)):
        # Can handle 'lists' in certain cases
        # See: https://linux.die.net/man/5/yum.conf
        return "\n".join([_format_repo_value(v) for v in val])
    if not isinstance(val, str):
        return str(val)
    return val

# TODO(harlowja): move to distro?
# See man yum.conf
def _format_repository_config(repo_id, repo_config):
    to_be = ConfigParser()
    to_be.add_section(repo_id)
    # Do basic translation of the items -> values
    for (k, v) in repo_config.items():
        # For now assume that people using this know
        # the format of yum and don't verify keys/values further
        to_be.set(repo_id, k, _format_repo_value(v))
    to_be_stream = io.StringIO()
    to_be.write(to_be_stream)
    to_be_stream.seek(0)
    lines = to_be_stream.readlines()
    lines.insert(0, "# Created by cloud-init on %s\n" % (util.time_rfc2822()))
    return "".join(lines)

def handle(
    name: str, cfg: Config, cloud: Cloud, log: Logger, args: list
) -> None:
    repos = cfg.get("yum_repos")
    if not repos:
        log.debug(
            "Skipping module named %s, no 'yum_repos' configuration found",
            name,
        )
        return
    repo_base_path = util.get_cfg_option_str(
        cfg, "yum_repo_dir", "/etc/yum.repos.d/"
    )
    repo_locations = {}
    repo_configs = {}
    for (repo_id, repo_config) in repos.items():
        canon_repo_id = _canonicalize_id(repo_id)
        repo_fn_pth = os.path.join(repo_base_path, "%s.repo" % (canon_repo_id))
        if os.path.exists(repo_fn_pth):
            log.info(
                "Skipping repo %s, file %s already exists!",
                repo_id,
                repo_fn_pth,
            )
            continue
        elif canon_repo_id in repo_locations:
            log.info(
                "Skipping repo %s, file %s already pending!",
                repo_id,
                repo_fn_pth,
            )
            continue
        if not repo_config:
            repo_config = {}
        # Do some basic sanity checks/cleaning
        n_repo_config = {}
        for (k, v) in repo_config.items():
            k = k.lower().strip().replace("-", "_")
            if k:
                n_repo_config[k] = v
        repo_config = n_repo_config
        missing_required = 0
        for req_field in ["baseurl"]:
            if req_field not in repo_config:
                log.warning(
                    "Repository %s does not contain a %s"
                    " configuration 'required' entry",
                    repo_id,
                    req_field,
                )
                missing_required += 1
        if not missing_required:
            repo_configs[canon_repo_id] = repo_config
            repo_locations[canon_repo_id] = repo_fn_pth
        else:
            log.warning(
                "Repository %s is missing %s required fields, skipping!",
                repo_id,
                missing_required,
            )
    for (c_repo_id, path) in repo_locations.items():
        repo_blob = _format_repository_config(
            c_repo_id, repo_configs.get(c_repo_id)
        )
        util.write_file(path, repo_blob)

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