Move get_dnf_base_object into a module
This allows it to be imported by tests.
This commit is contained in:
Brian C. Lane
parent
6e57bfe11d
commit
71be466bde
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@ -0,0 +1,163 @@
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# Copyright (C) 2018 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import logging
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log = logging.getLogger("pylorax")
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import dnf
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import os
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import shutil
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def get_dnf_base_object(installroot, sources, mirrorlists=None, repos=None,
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enablerepos=None, disablerepos=None,
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tempdir="/var/tmp", proxy=None, releasever="28",
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cachedir=None, logdir=None, sslverify=True):
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""" Create a dnf Base object and setup the repositories and installroot
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:param string installroot: Full path to the installroot
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:param list sources: List of source repo urls to use for the installation
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:param list enablerepos: List of repo names to enable
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:param list disablerepos: List of repo names to disable
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:param list mirrorlist: List of mirrors to use
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:param string tempdir: Path of temporary directory
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:param string proxy: http proxy to use when fetching packages
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:param string releasever: Release version to pass to dnf
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:param string cachedir: Directory to use for caching packages
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:param bool noverifyssl: Set to True to ignore the CA of ssl certs. eg. use self-signed ssl for https repos.
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If tempdir is not set /var/tmp is used.
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If cachedir is None a dnf.cache directory is created inside tmpdir
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"""
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def sanitize_repo(repo):
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"""Convert bare paths to file:/// URIs, and silently reject protocols unhandled by yum"""
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if repo.startswith("/"):
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return "file://{0}".format(repo)
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elif any(repo.startswith(p) for p in ('http://', 'https://', 'ftp://', 'file://')):
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return repo
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else:
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return None
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mirrorlists = mirrorlists or []
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# sanitize the repositories
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sources = list(sanitize_repo(r) for r in sources)
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mirrorlists = list(sanitize_repo(r) for r in mirrorlists)
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# remove invalid repositories
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sources = list(r for r in sources if r)
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mirrorlists = list(r for r in mirrorlists if r)
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if not cachedir:
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cachedir = os.path.join(tempdir, "dnf.cache")
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if not os.path.isdir(cachedir):
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os.mkdir(cachedir)
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if not logdir:
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logdir = os.path.join(tempdir, "dnf.logs")
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if not os.path.isdir(logdir):
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os.mkdir(logdir)
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dnfbase = dnf.Base()
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conf = dnfbase.conf
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conf.logdir = logdir
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conf.cachedir = cachedir
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conf.install_weak_deps = False
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conf.releasever = releasever
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conf.installroot = installroot
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conf.prepend_installroot('persistdir')
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conf.tsflags.append('nodocs')
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if proxy:
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conf.proxy = proxy
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if sslverify == False:
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conf.sslverify = False
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# Add .repo files
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if repos:
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reposdir = os.path.join(tempdir, "dnf.repos")
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if not os.path.isdir(reposdir):
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os.mkdir(reposdir)
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for r in repos:
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shutil.copy2(r, reposdir)
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conf.reposdir = [reposdir]
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dnfbase.read_all_repos()
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# add the sources
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for i, r in enumerate(sources):
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if "SRPM" in r or "srpm" in r:
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log.info("Skipping source repo: %s", r)
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continue
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repo_name = "lorax-repo-%d" % i
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repo = dnf.repo.Repo(repo_name, conf)
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repo.baseurl = [r]
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if proxy:
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repo.proxy = proxy
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repo.enable()
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dnfbase.repos.add(repo)
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log.info("Added '%s': %s", repo_name, r)
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log.info("Fetching metadata...")
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try:
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repo.load()
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except dnf.exceptions.RepoError as e:
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log.error("Error fetching metadata for %s: %s", repo_name, e)
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return None
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# add the mirrorlists
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for i, r in enumerate(mirrorlists):
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if "SRPM" in r or "srpm" in r:
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log.info("Skipping source repo: %s", r)
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continue
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repo_name = "lorax-mirrorlist-%d" % i
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repo = dnf.repo.Repo(repo_name, conf)
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repo.mirrorlist = r
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if proxy:
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repo.proxy = proxy
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repo.enable()
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dnfbase.repos.add(repo)
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log.info("Added '%s': %s", repo_name, r)
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log.info("Fetching metadata...")
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try:
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repo.load()
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except dnf.exceptions.RepoError as e:
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log.error("Error fetching metadata for %s: %s", repo_name, e)
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return None
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# Enable repos listed on the cmdline
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for r in enablerepos:
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repolist = dnfbase.repos.get_matching(r)
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if not repolist:
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log.warning("%s is an unknown repo, not enabling it", r)
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else:
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repolist.enable()
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log.info("Enabled repo %s", r)
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# Disable repos listed on the cmdline
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for r in disablerepos:
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repolist = dnfbase.repos.get_matching(r)
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if not repolist:
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log.warning("%s is an unknown repo, not disabling it", r)
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else:
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repolist.disable()
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log.info("Disabled repo %s", r)
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dnfbase.fill_sack(load_system_repo=False)
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dnfbase.read_comps()
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return dnfbase
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141
src/sbin/lorax
141
src/sbin/lorax
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@ -35,6 +35,7 @@ import librepo
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import pylorax
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from pylorax import DRACUT_DEFAULT
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from pylorax.cmdline import lorax_parser
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from pylorax.dnfbase import get_dnf_base_object
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import selinux
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def setup_logging(opts):
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@ -143,145 +144,5 @@ def main():
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user_dracut_args=opts.dracut_args)
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def get_dnf_base_object(installroot, sources, mirrorlists=None, repos=None,
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enablerepos=None, disablerepos=None,
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tempdir="/var/tmp", proxy=None, releasever="28",
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cachedir=None, logdir=None, sslverify=True):
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""" Create a dnf Base object and setup the repositories and installroot
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:param string installroot: Full path to the installroot
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:param list sources: List of source repo urls to use for the installation
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:param list enablerepos: List of repo names to enable
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:param list disablerepos: List of repo names to disable
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:param list mirrorlist: List of mirrors to use
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:param string tempdir: Path of temporary directory
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:param string proxy: http proxy to use when fetching packages
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:param string releasever: Release version to pass to dnf
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:param string cachedir: Directory to use for caching packages
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:param bool noverifyssl: Set to True to ignore the CA of ssl certs. eg. use self-signed ssl for https repos.
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If tempdir is not set /var/tmp is used.
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If cachedir is None a dnf.cache directory is created inside tmpdir
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"""
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def sanitize_repo(repo):
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"""Convert bare paths to file:/// URIs, and silently reject protocols unhandled by yum"""
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if repo.startswith("/"):
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return "file://{0}".format(repo)
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elif any(repo.startswith(p) for p in ('http://', 'https://', 'ftp://', 'file://')):
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return repo
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else:
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return None
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mirrorlists = mirrorlists or []
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# sanitize the repositories
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sources = list(sanitize_repo(r) for r in sources)
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mirrorlists = list(sanitize_repo(r) for r in mirrorlists)
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# remove invalid repositories
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sources = list(r for r in sources if r)
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mirrorlists = list(r for r in mirrorlists if r)
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if not cachedir:
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cachedir = os.path.join(tempdir, "dnf.cache")
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if not os.path.isdir(cachedir):
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os.mkdir(cachedir)
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if not logdir:
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logdir = os.path.join(tempdir, "dnf.logs")
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if not os.path.isdir(logdir):
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os.mkdir(logdir)
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dnfbase = dnf.Base()
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conf = dnfbase.conf
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conf.logdir = logdir
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conf.cachedir = cachedir
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conf.install_weak_deps = False
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conf.releasever = releasever
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conf.installroot = installroot
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conf.prepend_installroot('persistdir')
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conf.tsflags.append('nodocs')
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if proxy:
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conf.proxy = proxy
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if sslverify == False:
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conf.sslverify = False
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# Add .repo files
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if repos:
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reposdir = os.path.join(tempdir, "dnf.repos")
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if not os.path.isdir(reposdir):
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os.mkdir(reposdir)
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for r in repos:
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shutil.copy2(r, reposdir)
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conf.reposdir = [reposdir]
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dnfbase.read_all_repos()
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# add the sources
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for i, r in enumerate(sources):
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if "SRPM" in r or "srpm" in r:
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log.info("Skipping source repo: %s", r)
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continue
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repo_name = "lorax-repo-%d" % i
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repo = dnf.repo.Repo(repo_name, conf)
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repo.baseurl = [r]
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if proxy:
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repo.proxy = proxy
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repo.enable()
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dnfbase.repos.add(repo)
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log.info("Added '%s': %s", repo_name, r)
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log.info("Fetching metadata...")
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try:
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repo.load()
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except dnf.exceptions.RepoError as e:
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log.error("Error fetching metadata for %s: %s", repo_name, e)
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return None
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# add the mirrorlists
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for i, r in enumerate(mirrorlists):
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if "SRPM" in r or "srpm" in r:
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log.info("Skipping source repo: %s", r)
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continue
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repo_name = "lorax-mirrorlist-%d" % i
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repo = dnf.repo.Repo(repo_name, conf)
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repo.mirrorlist = r
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if proxy:
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repo.proxy = proxy
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repo.enable()
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dnfbase.repos.add(repo)
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log.info("Added '%s': %s", repo_name, r)
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log.info("Fetching metadata...")
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try:
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repo.load()
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except dnf.exceptions.RepoError as e:
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log.error("Error fetching metadata for %s: %s", repo_name, e)
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return None
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# Enable repos listed on the cmdline
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for r in enablerepos:
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repolist = dnfbase.repos.get_matching(r)
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if not repolist:
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log.warning("%s is an unknown repo, not enabling it", r)
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else:
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repolist.enable()
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log.info("Enabled repo %s", r)
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# Disable repos listed on the cmdline
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for r in disablerepos:
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repolist = dnfbase.repos.get_matching(r)
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if not repolist:
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log.warning("%s is an unknown repo, not disabling it", r)
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else:
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repolist.disable()
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log.info("Disabled repo %s", r)
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dnfbase.fill_sack(load_system_repo=False)
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dnfbase.read_comps()
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return dnfbase
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if __name__ == "__main__":
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main()
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