mirror of
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640 lines
25 KiB
Python
640 lines
25 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# (c) 2013, Patrik Lundin <patrik@sigterm.se>
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#
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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ANSIBLE_METADATA = {'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'community'}
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DOCUMENTATION = '''
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---
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module: openbsd_pkg
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author:
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- Patrik Lundin (@eest)
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version_added: "1.1"
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short_description: Manage packages on OpenBSD
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description:
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- Manage packages on OpenBSD using the pkg tools.
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requirements:
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- python >= 2.5
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options:
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name:
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description:
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- A name or a list of names of the packages.
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required: yes
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state:
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description:
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- C(present) will make sure the package is installed.
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C(latest) will make sure the latest version of the package is installed.
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C(absent) will make sure the specified package is not installed.
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choices: [ absent, latest, present ]
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default: present
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build:
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description:
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- Build the package from source instead of downloading and installing
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a binary. Requires that the port source tree is already installed.
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Automatically builds and installs the 'sqlports' package, if it is
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not already installed.
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type: bool
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default: 'no'
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version_added: "2.1"
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ports_dir:
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description:
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- When used in combination with the C(build) option, allows overriding
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the default ports source directory.
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default: /usr/ports
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version_added: "2.1"
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clean:
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description:
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- When updating or removing packages, delete the extra configuration
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file(s) in the old packages which are annotated with @extra in
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the packaging-list.
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type: bool
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default: 'no'
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version_added: "2.3"
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quick:
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description:
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- Replace or delete packages quickly; do not bother with checksums
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before removing normal files.
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type: bool
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default: 'no'
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version_added: "2.3"
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notes:
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- When used with a `loop:` each package will be processed individually,
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it is much more efficient to pass the list directly to the `name` option.
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'''
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EXAMPLES = '''
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- name: Make sure nmap is installed
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openbsd_pkg:
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name: nmap
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state: present
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- name: Make sure nmap is the latest version
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openbsd_pkg:
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name: nmap
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state: latest
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- name: Make sure nmap is not installed
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openbsd_pkg:
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name: nmap
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state: absent
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- name: Make sure nmap is installed, build it from source if it is not
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openbsd_pkg:
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name: nmap
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state: present
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build: yes
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- name: Specify a pkg flavour with '--'
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openbsd_pkg:
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name: vim--no_x11
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state: present
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- name: Specify the default flavour to avoid ambiguity errors
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openbsd_pkg:
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name: vim--
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state: present
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- name: Specify a package branch (requires at least OpenBSD 6.0)
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openbsd_pkg:
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name: python%3.5
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state: present
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- name: Update all packages on the system
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openbsd_pkg:
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name: '*'
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state: latest
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- name: Purge a package and it's configuration files
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openbsd_pkg:
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name: mpd
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clean: yes
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state: absent
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- name: Quickly remove a package without checking checksums
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openbsd_pkg:
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name: qt5
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quick: yes
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state: absent
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'''
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import os
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import platform
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import re
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import shlex
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import sqlite3
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from distutils.version import StrictVersion
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from ansible.module_utils.basic import AnsibleModule
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# Function used for executing commands.
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def execute_command(cmd, module):
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# Break command line into arguments.
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# This makes run_command() use shell=False which we need to not cause shell
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# expansion of special characters like '*'.
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cmd_args = shlex.split(cmd)
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return module.run_command(cmd_args)
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# Function used to find out if a package is currently installed.
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def get_package_state(names, pkg_spec, module):
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info_cmd = 'pkg_info -Iq'
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for name in names:
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command = "%s inst:%s" % (info_cmd, name)
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rc, stdout, stderr = execute_command(command, module)
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if stderr:
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module.fail_json(msg="failed in get_package_state(): " + stderr)
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if stdout:
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# If the requested package name is just a stem, like "python", we may
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# find multiple packages with that name.
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pkg_spec[name]['installed_names'] = [installed_name for installed_name in stdout.splitlines()]
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module.debug("get_package_state(): installed_names = %s" % pkg_spec[name]['installed_names'])
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pkg_spec[name]['installed_state'] = True
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else:
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pkg_spec[name]['installed_state'] = False
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# Function used to make sure a package is present.
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def package_present(names, pkg_spec, module):
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build = module.params['build']
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for name in names:
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# It is possible package_present() has been called from package_latest().
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# In that case we do not want to operate on the whole list of names,
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# only the leftovers.
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if pkg_spec['package_latest_leftovers']:
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if name not in pkg_spec['package_latest_leftovers']:
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module.debug("package_present(): ignoring '%s' which is not a package_latest() leftover" % name)
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continue
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else:
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module.debug("package_present(): handling package_latest() leftovers, installing '%s'" % name)
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if module.check_mode:
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install_cmd = 'pkg_add -Imn'
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else:
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if build is True:
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port_dir = "%s/%s" % (module.params['ports_dir'], get_package_source_path(name, pkg_spec, module))
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if os.path.isdir(port_dir):
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if pkg_spec[name]['flavor']:
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flavors = pkg_spec[name]['flavor'].replace('-', ' ')
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install_cmd = "cd %s && make clean=depends && FLAVOR=\"%s\" make install && make clean=depends" % (port_dir, flavors)
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elif pkg_spec[name]['subpackage']:
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install_cmd = "cd %s && make clean=depends && SUBPACKAGE=\"%s\" make install && make clean=depends" % (port_dir,
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pkg_spec[name]['subpackage'])
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else:
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install_cmd = "cd %s && make install && make clean=depends" % (port_dir)
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else:
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module.fail_json(msg="the port source directory %s does not exist" % (port_dir))
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else:
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install_cmd = 'pkg_add -Im'
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if pkg_spec[name]['installed_state'] is False:
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# Attempt to install the package
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if build is True and not module.check_mode:
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(pkg_spec[name]['rc'], pkg_spec[name]['stdout'], pkg_spec[name]['stderr']) = module.run_command(install_cmd, module, use_unsafe_shell=True)
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else:
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(pkg_spec[name]['rc'], pkg_spec[name]['stdout'], pkg_spec[name]['stderr']) = execute_command("%s %s" % (install_cmd, name), module)
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# The behaviour of pkg_add is a bit different depending on if a
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# specific version is supplied or not.
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#
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# When a specific version is supplied the return code will be 0 when
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# a package is found and 1 when it is not. If a version is not
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# supplied the tool will exit 0 in both cases.
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#
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# It is important to note that "version" relates to the
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# packages-specs(7) notion of a version. If using the branch syntax
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# (like "python%3.5") even though a branch name may look like a
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# version string it is not used an one by pkg_add.
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if pkg_spec[name]['version'] or build is True:
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# Depend on the return code.
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module.debug("package_present(): depending on return code for name '%s'" % name)
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if pkg_spec[name]['rc']:
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pkg_spec[name]['changed'] = False
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else:
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# Depend on stderr instead.
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module.debug("package_present(): depending on stderr for name '%s'" % name)
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if pkg_spec[name]['stderr']:
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# There is a corner case where having an empty directory in
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# installpath prior to the right location will result in a
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# "file:/local/package/directory/ is empty" message on stderr
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# while still installing the package, so we need to look for
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# for a message like "packagename-1.0: ok" just in case.
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match = re.search(r"\W%s-[^:]+: ok\W" % pkg_spec[name]['stem'], pkg_spec[name]['stdout'])
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if match:
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# It turns out we were able to install the package.
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module.debug("package_present(): we were able to install package for name '%s'" % name)
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else:
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# We really did fail, fake the return code.
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module.debug("package_present(): we really did fail for name '%s'" % name)
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pkg_spec[name]['rc'] = 1
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pkg_spec[name]['changed'] = False
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else:
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module.debug("package_present(): stderr was not set for name '%s'" % name)
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if pkg_spec[name]['rc'] == 0:
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pkg_spec[name]['changed'] = True
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else:
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pkg_spec[name]['rc'] = 0
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pkg_spec[name]['stdout'] = ''
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pkg_spec[name]['stderr'] = ''
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pkg_spec[name]['changed'] = False
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# Function used to make sure a package is the latest available version.
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def package_latest(names, pkg_spec, module):
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if module.params['build'] is True:
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module.fail_json(msg="the combination of build=%s and state=latest is not supported" % module.params['build'])
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upgrade_cmd = 'pkg_add -um'
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if module.check_mode:
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upgrade_cmd += 'n'
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if module.params['clean']:
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upgrade_cmd += 'c'
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if module.params['quick']:
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upgrade_cmd += 'q'
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for name in names:
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if pkg_spec[name]['installed_state'] is True:
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# Attempt to upgrade the package.
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(pkg_spec[name]['rc'], pkg_spec[name]['stdout'], pkg_spec[name]['stderr']) = execute_command("%s %s" % (upgrade_cmd, name), module)
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# Look for output looking something like "nmap-6.01->6.25: ok" to see if
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# something changed (or would have changed). Use \W to delimit the match
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# from progress meter output.
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pkg_spec[name]['changed'] = False
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for installed_name in pkg_spec[name]['installed_names']:
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module.debug("package_latest(): checking for pre-upgrade package name: %s" % installed_name)
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match = re.search(r"\W%s->.+: ok\W" % installed_name, pkg_spec[name]['stdout'])
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if match:
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module.debug("package_latest(): pre-upgrade package name match: %s" % installed_name)
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pkg_spec[name]['changed'] = True
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break
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# FIXME: This part is problematic. Based on the issues mentioned (and
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# handled) in package_present() it is not safe to blindly trust stderr
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# as an indicator that the command failed, and in the case with
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# empty installpath directories this will break.
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#
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# For now keep this safeguard here, but ignore it if we managed to
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# parse out a successful update above. This way we will report a
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# successful run when we actually modify something but fail
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# otherwise.
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if pkg_spec[name]['changed'] is not True:
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if pkg_spec[name]['stderr']:
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pkg_spec[name]['rc'] = 1
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else:
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# Note packages that need to be handled by package_present
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module.debug("package_latest(): package '%s' is not installed, will be handled by package_present()" % name)
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pkg_spec['package_latest_leftovers'].append(name)
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# If there were any packages that were not installed we call
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# package_present() which will handle those.
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if pkg_spec['package_latest_leftovers']:
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module.debug("package_latest(): calling package_present() to handle leftovers")
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package_present(names, pkg_spec, module)
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# Function used to make sure a package is not installed.
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def package_absent(names, pkg_spec, module):
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remove_cmd = 'pkg_delete -I'
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if module.check_mode:
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remove_cmd += 'n'
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if module.params['clean']:
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remove_cmd += 'c'
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if module.params['quick']:
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remove_cmd += 'q'
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for name in names:
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if pkg_spec[name]['installed_state'] is True:
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# Attempt to remove the package.
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(pkg_spec[name]['rc'], pkg_spec[name]['stdout'], pkg_spec[name]['stderr']) = execute_command("%s %s" % (remove_cmd, name), module)
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if pkg_spec[name]['rc'] == 0:
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pkg_spec[name]['changed'] = True
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else:
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pkg_spec[name]['changed'] = False
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else:
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pkg_spec[name]['rc'] = 0
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pkg_spec[name]['stdout'] = ''
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pkg_spec[name]['stderr'] = ''
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pkg_spec[name]['changed'] = False
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# Function used to parse the package name based on packages-specs(7).
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# The general name structure is "stem-version[-flavors]".
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#
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# Names containing "%" are a special variation not part of the
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# packages-specs(7) syntax. See pkg_add(1) on OpenBSD 6.0 or later for a
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# description.
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def parse_package_name(names, pkg_spec, module):
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# Initialize empty list of package_latest() leftovers.
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pkg_spec['package_latest_leftovers'] = []
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for name in names:
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module.debug("parse_package_name(): parsing name: %s" % name)
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# Do some initial matches so we can base the more advanced regex on that.
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version_match = re.search("-[0-9]", name)
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versionless_match = re.search("--", name)
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# Stop if someone is giving us a name that both has a version and is
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# version-less at the same time.
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if version_match and versionless_match:
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module.fail_json(msg="package name both has a version and is version-less: " + name)
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# All information for a given name is kept in the pkg_spec keyed by that name.
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pkg_spec[name] = {}
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# If name includes a version.
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if version_match:
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match = re.search("^(?P<stem>[^%]+)-(?P<version>[0-9][^-]*)(?P<flavor_separator>-)?(?P<flavor>[a-z].*)?(%(?P<branch>.+))?$", name)
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if match:
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pkg_spec[name]['stem'] = match.group('stem')
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pkg_spec[name]['version_separator'] = '-'
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pkg_spec[name]['version'] = match.group('version')
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pkg_spec[name]['flavor_separator'] = match.group('flavor_separator')
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pkg_spec[name]['flavor'] = match.group('flavor')
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pkg_spec[name]['branch'] = match.group('branch')
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pkg_spec[name]['style'] = 'version'
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module.debug("version_match: stem: %(stem)s, version: %(version)s, flavor_separator: %(flavor_separator)s, "
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"flavor: %(flavor)s, branch: %(branch)s, style: %(style)s" % pkg_spec[name])
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else:
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module.fail_json(msg="unable to parse package name at version_match: " + name)
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# If name includes no version but is version-less ("--").
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elif versionless_match:
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match = re.search("^(?P<stem>[^%]+)--(?P<flavor>[a-z].*)?(%(?P<branch>.+))?$", name)
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if match:
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pkg_spec[name]['stem'] = match.group('stem')
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pkg_spec[name]['version_separator'] = '-'
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pkg_spec[name]['version'] = None
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pkg_spec[name]['flavor_separator'] = '-'
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pkg_spec[name]['flavor'] = match.group('flavor')
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pkg_spec[name]['branch'] = match.group('branch')
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pkg_spec[name]['style'] = 'versionless'
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module.debug("versionless_match: stem: %(stem)s, flavor: %(flavor)s, branch: %(branch)s, style: %(style)s" % pkg_spec[name])
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else:
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module.fail_json(msg="unable to parse package name at versionless_match: " + name)
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# If name includes no version, and is not version-less, it is all a
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# stem, possibly with a branch (%branchname) tacked on at the
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# end.
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else:
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match = re.search("^(?P<stem>[^%]+)(%(?P<branch>.+))?$", name)
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if match:
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pkg_spec[name]['stem'] = match.group('stem')
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pkg_spec[name]['version_separator'] = None
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pkg_spec[name]['version'] = None
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pkg_spec[name]['flavor_separator'] = None
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pkg_spec[name]['flavor'] = None
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pkg_spec[name]['branch'] = match.group('branch')
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pkg_spec[name]['style'] = 'stem'
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module.debug("stem_match: stem: %(stem)s, branch: %(branch)s, style: %(style)s" % pkg_spec[name])
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else:
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module.fail_json(msg="unable to parse package name at else: " + name)
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# Verify that the managed host is new enough to support branch syntax.
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if pkg_spec[name]['branch']:
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branch_release = "6.0"
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if StrictVersion(platform.release()) < StrictVersion(branch_release):
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module.fail_json(msg="package name using 'branch' syntax requires at least OpenBSD %s: %s" % (branch_release, name))
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# Sanity check that there are no trailing dashes in flavor.
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# Try to stop strange stuff early so we can be strict later.
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if pkg_spec[name]['flavor']:
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match = re.search("-$", pkg_spec[name]['flavor'])
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if match:
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module.fail_json(msg="trailing dash in flavor: " + pkg_spec[name]['flavor'])
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# Function used for figuring out the port path.
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def get_package_source_path(name, pkg_spec, module):
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pkg_spec[name]['subpackage'] = None
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if pkg_spec[name]['stem'] == 'sqlports':
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return 'databases/sqlports'
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else:
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# try for an exact match first
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sqlports_db_file = '/usr/local/share/sqlports'
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if not os.path.isfile(sqlports_db_file):
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module.fail_json(msg="sqlports file '%s' is missing" % sqlports_db_file)
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conn = sqlite3.connect(sqlports_db_file)
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first_part_of_query = 'SELECT fullpkgpath, fullpkgname FROM ports WHERE fullpkgname'
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query = first_part_of_query + ' = ?'
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module.debug("package_package_source_path(): exact query: %s" % query)
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cursor = conn.execute(query, (name,))
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results = cursor.fetchall()
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# next, try for a fuzzier match
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if len(results) < 1:
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looking_for = pkg_spec[name]['stem'] + (pkg_spec[name]['version_separator'] or '-') + (pkg_spec[name]['version'] or '%')
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query = first_part_of_query + ' LIKE ?'
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if pkg_spec[name]['flavor']:
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looking_for += pkg_spec[name]['flavor_separator'] + pkg_spec[name]['flavor']
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module.debug("package_package_source_path(): fuzzy flavor query: %s" % query)
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cursor = conn.execute(query, (looking_for,))
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elif pkg_spec[name]['style'] == 'versionless':
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|
query += ' AND fullpkgname NOT LIKE ?'
|
|
module.debug("package_package_source_path(): fuzzy versionless query: %s" % query)
|
|
cursor = conn.execute(query, (looking_for, "%s-%%" % looking_for,))
|
|
else:
|
|
module.debug("package_package_source_path(): fuzzy query: %s" % query)
|
|
cursor = conn.execute(query, (looking_for,))
|
|
results = cursor.fetchall()
|
|
|
|
# error if we don't find exactly 1 match
|
|
conn.close()
|
|
if len(results) < 1:
|
|
module.fail_json(msg="could not find a port by the name '%s'" % name)
|
|
if len(results) > 1:
|
|
matches = map(lambda x: x[1], results)
|
|
module.fail_json(msg="too many matches, unsure which to build: %s" % ' OR '.join(matches))
|
|
|
|
# there's exactly 1 match, so figure out the subpackage, if any, then return
|
|
fullpkgpath = results[0][0]
|
|
parts = fullpkgpath.split(',')
|
|
if len(parts) > 1 and parts[1][0] == '-':
|
|
pkg_spec[name]['subpackage'] = parts[1]
|
|
return parts[0]
|
|
|
|
|
|
# Function used for upgrading all installed packages.
|
|
def upgrade_packages(pkg_spec, module):
|
|
if module.check_mode:
|
|
upgrade_cmd = 'pkg_add -Imnu'
|
|
else:
|
|
upgrade_cmd = 'pkg_add -Imu'
|
|
|
|
# Create a minimal pkg_spec entry for '*' to store return values.
|
|
pkg_spec['*'] = {}
|
|
|
|
# Attempt to upgrade all packages.
|
|
pkg_spec['*']['rc'], pkg_spec['*']['stdout'], pkg_spec['*']['stderr'] = execute_command("%s" % upgrade_cmd, module)
|
|
|
|
# Try to find any occurrence of a package changing version like:
|
|
# "bzip2-1.0.6->1.0.6p0: ok".
|
|
match = re.search(r"\W\w.+->.+: ok\W", pkg_spec['*']['stdout'])
|
|
if match:
|
|
pkg_spec['*']['changed'] = True
|
|
|
|
else:
|
|
pkg_spec['*']['changed'] = False
|
|
|
|
# It seems we can not trust the return value, so depend on the presence of
|
|
# stderr to know if something failed.
|
|
if pkg_spec['*']['stderr']:
|
|
pkg_spec['*']['rc'] = 1
|
|
else:
|
|
pkg_spec['*']['rc'] = 0
|
|
|
|
|
|
# ===========================================
|
|
# Main control flow.
|
|
def main():
|
|
module = AnsibleModule(
|
|
argument_spec=dict(
|
|
name=dict(type='list', required=True),
|
|
state=dict(type='str', default='present', choices=['absent', 'installed', 'latest', 'present', 'removed']),
|
|
build=dict(type='bool', default=False),
|
|
ports_dir=dict(type='path', default='/usr/ports'),
|
|
quick=dict(type='bool', default=False),
|
|
clean=dict(type='bool', default=False),
|
|
),
|
|
supports_check_mode=True
|
|
)
|
|
|
|
name = module.params['name']
|
|
state = module.params['state']
|
|
build = module.params['build']
|
|
ports_dir = module.params['ports_dir']
|
|
|
|
rc = 0
|
|
stdout = ''
|
|
stderr = ''
|
|
result = {}
|
|
result['name'] = name
|
|
result['state'] = state
|
|
result['build'] = build
|
|
|
|
# The data structure used to keep track of package information.
|
|
pkg_spec = {}
|
|
|
|
if build is True:
|
|
if not os.path.isdir(ports_dir):
|
|
module.fail_json(msg="the ports source directory %s does not exist" % (ports_dir))
|
|
|
|
# build sqlports if its not installed yet
|
|
parse_package_name(['sqlports'], pkg_spec, module)
|
|
get_package_state(['sqlports'], pkg_spec, module)
|
|
if not pkg_spec['sqlports']['installed_state']:
|
|
module.debug("main(): installing 'sqlports' because build=%s" % module.params['build'])
|
|
package_present(['sqlports'], pkg_spec, module)
|
|
|
|
asterisk_name = False
|
|
for n in name:
|
|
if n == '*':
|
|
if len(name) != 1:
|
|
module.fail_json(msg="the package name '*' can not be mixed with other names")
|
|
|
|
asterisk_name = True
|
|
|
|
if asterisk_name:
|
|
if state != 'latest':
|
|
module.fail_json(msg="the package name '*' is only valid when using state=latest")
|
|
else:
|
|
# Perform an upgrade of all installed packages.
|
|
upgrade_packages(pkg_spec, module)
|
|
else:
|
|
# Parse package names and put results in the pkg_spec dictionary.
|
|
parse_package_name(name, pkg_spec, module)
|
|
|
|
# Not sure how the branch syntax is supposed to play together
|
|
# with build mode. Disable it for now.
|
|
for n in name:
|
|
if pkg_spec[n]['branch'] and module.params['build'] is True:
|
|
module.fail_json(msg="the combination of 'branch' syntax and build=%s is not supported: %s" % (module.params['build'], n))
|
|
|
|
# Get state for all package names.
|
|
get_package_state(name, pkg_spec, module)
|
|
|
|
# Perform requested action.
|
|
if state in ['installed', 'present']:
|
|
package_present(name, pkg_spec, module)
|
|
elif state in ['absent', 'removed']:
|
|
package_absent(name, pkg_spec, module)
|
|
elif state == 'latest':
|
|
package_latest(name, pkg_spec, module)
|
|
|
|
# The combined changed status for all requested packages. If anything
|
|
# is changed this is set to True.
|
|
combined_changed = False
|
|
|
|
# The combined failed status for all requested packages. If anything
|
|
# failed this is set to True.
|
|
combined_failed = False
|
|
|
|
# We combine all error messages in this comma separated string, for example:
|
|
# "msg": "Can't find nmapp\n, Can't find nmappp\n"
|
|
combined_error_message = ''
|
|
|
|
# Loop over all requested package names and check if anything failed or
|
|
# changed.
|
|
for n in name:
|
|
if pkg_spec[n]['rc'] != 0:
|
|
combined_failed = True
|
|
if pkg_spec[n]['stderr']:
|
|
if combined_error_message:
|
|
combined_error_message += ", %s" % pkg_spec[n]['stderr']
|
|
else:
|
|
combined_error_message = pkg_spec[n]['stderr']
|
|
else:
|
|
if combined_error_message:
|
|
combined_error_message += ", %s" % pkg_spec[n]['stdout']
|
|
else:
|
|
combined_error_message = pkg_spec[n]['stdout']
|
|
|
|
if pkg_spec[n]['changed'] is True:
|
|
combined_changed = True
|
|
|
|
# If combined_error_message contains anything at least some part of the
|
|
# list of requested package names failed.
|
|
if combined_failed:
|
|
module.fail_json(msg=combined_error_message, **result)
|
|
|
|
result['changed'] = combined_changed
|
|
|
|
module.exit_json(**result)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|