diff options
Diffstat (limited to 'lib/ansible/module_utils/facts/system/pkg_mgr.py')
-rw-r--r-- | lib/ansible/module_utils/facts/system/pkg_mgr.py | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/lib/ansible/module_utils/facts/system/pkg_mgr.py b/lib/ansible/module_utils/facts/system/pkg_mgr.py new file mode 100644 index 0000000..704ea20 --- /dev/null +++ b/lib/ansible/module_utils/facts/system/pkg_mgr.py @@ -0,0 +1,165 @@ +# Collect facts related to the system package manager + +# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) + +from __future__ import (absolute_import, division, print_function) +__metaclass__ = type + +import os +import subprocess + +import ansible.module_utils.compat.typing as t + +from ansible.module_utils.facts.collector import BaseFactCollector + +# A list of dicts. If there is a platform with more than one +# package manager, put the preferred one last. If there is an +# ansible module, use that as the value for the 'name' key. +PKG_MGRS = [{'path': '/usr/bin/rpm-ostree', 'name': 'atomic_container'}, + {'path': '/usr/bin/yum', 'name': 'yum'}, + {'path': '/usr/bin/dnf', 'name': 'dnf'}, + {'path': '/usr/bin/apt-get', 'name': 'apt'}, + {'path': '/usr/bin/zypper', 'name': 'zypper'}, + {'path': '/usr/sbin/urpmi', 'name': 'urpmi'}, + {'path': '/usr/bin/pacman', 'name': 'pacman'}, + {'path': '/bin/opkg', 'name': 'opkg'}, + {'path': '/usr/pkg/bin/pkgin', 'name': 'pkgin'}, + {'path': '/opt/local/bin/pkgin', 'name': 'pkgin'}, + {'path': '/opt/tools/bin/pkgin', 'name': 'pkgin'}, + {'path': '/opt/local/bin/port', 'name': 'macports'}, + {'path': '/usr/local/bin/brew', 'name': 'homebrew'}, + {'path': '/opt/homebrew/bin/brew', 'name': 'homebrew'}, + {'path': '/sbin/apk', 'name': 'apk'}, + {'path': '/usr/sbin/pkg', 'name': 'pkgng'}, + {'path': '/usr/sbin/swlist', 'name': 'swdepot'}, + {'path': '/usr/bin/emerge', 'name': 'portage'}, + {'path': '/usr/sbin/pkgadd', 'name': 'svr4pkg'}, + {'path': '/usr/bin/pkg', 'name': 'pkg5'}, + {'path': '/usr/bin/xbps-install', 'name': 'xbps'}, + {'path': '/usr/local/sbin/pkg', 'name': 'pkgng'}, + {'path': '/usr/bin/swupd', 'name': 'swupd'}, + {'path': '/usr/sbin/sorcery', 'name': 'sorcery'}, + {'path': '/usr/bin/installp', 'name': 'installp'}, + {'path': '/QOpenSys/pkgs/bin/yum', 'name': 'yum'}, + ] + + +class OpenBSDPkgMgrFactCollector(BaseFactCollector): + name = 'pkg_mgr' + _fact_ids = set() # type: t.Set[str] + _platform = 'OpenBSD' + + def collect(self, module=None, collected_facts=None): + facts_dict = {} + + facts_dict['pkg_mgr'] = 'openbsd_pkg' + return facts_dict + + +# the fact ends up being 'pkg_mgr' so stick with that naming/spelling +class PkgMgrFactCollector(BaseFactCollector): + name = 'pkg_mgr' + _fact_ids = set() # type: t.Set[str] + _platform = 'Generic' + required_facts = set(['distribution']) + + def _pkg_mgr_exists(self, pkg_mgr_name): + for cur_pkg_mgr in [pkg_mgr for pkg_mgr in PKG_MGRS if pkg_mgr['name'] == pkg_mgr_name]: + if os.path.exists(cur_pkg_mgr['path']): + return pkg_mgr_name + + def _check_rh_versions(self, pkg_mgr_name, collected_facts): + if os.path.exists('/run/ostree-booted'): + return "atomic_container" + + if collected_facts['ansible_distribution'] == 'Fedora': + try: + if int(collected_facts['ansible_distribution_major_version']) < 23: + if self._pkg_mgr_exists('yum'): + pkg_mgr_name = 'yum' + + else: + if self._pkg_mgr_exists('dnf'): + pkg_mgr_name = 'dnf' + except ValueError: + # If there's some new magical Fedora version in the future, + # just default to dnf + pkg_mgr_name = 'dnf' + elif collected_facts['ansible_distribution'] == 'Amazon': + try: + if int(collected_facts['ansible_distribution_major_version']) < 2022: + if self._pkg_mgr_exists('yum'): + pkg_mgr_name = 'yum' + else: + if self._pkg_mgr_exists('dnf'): + pkg_mgr_name = 'dnf' + except ValueError: + pkg_mgr_name = 'dnf' + else: + # If it's not one of the above and it's Red Hat family of distros, assume + # RHEL or a clone. For versions of RHEL < 8 that Ansible supports, the + # vendor supported official package manager is 'yum' and in RHEL 8+ + # (as far as we know at the time of this writing) it is 'dnf'. + # If anyone wants to force a non-official package manager then they + # can define a provider to either the package or yum action plugins. + if int(collected_facts['ansible_distribution_major_version']) < 8: + pkg_mgr_name = 'yum' + else: + pkg_mgr_name = 'dnf' + return pkg_mgr_name + + def _check_apt_flavor(self, pkg_mgr_name): + # Check if '/usr/bin/apt' is APT-RPM or an ordinary (dpkg-based) APT. + # There's rpm package on Debian, so checking if /usr/bin/rpm exists + # is not enough. Instead ask RPM if /usr/bin/apt-get belongs to some + # RPM package. + rpm_query = '/usr/bin/rpm -q --whatprovides /usr/bin/apt-get'.split() + if os.path.exists('/usr/bin/rpm'): + with open(os.devnull, 'w') as null: + try: + subprocess.check_call(rpm_query, stdout=null, stderr=null) + pkg_mgr_name = 'apt_rpm' + except subprocess.CalledProcessError: + # No apt-get in RPM database. Looks like Debian/Ubuntu + # with rpm package installed + pkg_mgr_name = 'apt' + return pkg_mgr_name + + def pkg_mgrs(self, collected_facts): + # Filter out the /usr/bin/pkg because on Altlinux it is actually the + # perl-Package (not Solaris package manager). + # Since the pkg5 takes precedence over apt, this workaround + # is required to select the suitable package manager on Altlinux. + if collected_facts['ansible_os_family'] == 'Altlinux': + return filter(lambda pkg: pkg['path'] != '/usr/bin/pkg', PKG_MGRS) + else: + return PKG_MGRS + + def collect(self, module=None, collected_facts=None): + facts_dict = {} + collected_facts = collected_facts or {} + + pkg_mgr_name = 'unknown' + for pkg in self.pkg_mgrs(collected_facts): + if os.path.exists(pkg['path']): + pkg_mgr_name = pkg['name'] + + # Handle distro family defaults when more than one package manager is + # installed or available to the distro, the ansible_fact entry should be + # the default package manager officially supported by the distro. + if collected_facts['ansible_os_family'] == "RedHat": + pkg_mgr_name = self._check_rh_versions(pkg_mgr_name, collected_facts) + elif collected_facts['ansible_os_family'] == 'Debian' and pkg_mgr_name != 'apt': + # It's possible to install yum, dnf, zypper, rpm, etc inside of + # Debian. Doing so does not mean the system wants to use them. + pkg_mgr_name = 'apt' + elif collected_facts['ansible_os_family'] == 'Altlinux': + if pkg_mgr_name == 'apt': + pkg_mgr_name = 'apt_rpm' + + # Check if /usr/bin/apt-get is ordinary (dpkg-based) APT or APT-RPM + if pkg_mgr_name == 'apt': + pkg_mgr_name = self._check_apt_flavor(pkg_mgr_name) + + facts_dict['pkg_mgr'] = pkg_mgr_name + return facts_dict |