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cpanm: using CmdRunner (#5485)

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* cpanm: using CmdRunner

* add changelog fragment
This commit is contained in:
Alexei Znamensky 2022-11-08 08:15:00 +13:00 committed by GitHub
parent 8758f6a43f
commit b696aa72b2
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3 changed files with 32 additions and 29 deletions
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2
changelogs/fragments/5485-cpanm-cmd-runner.yml Normal file
View file

@ -0,0 +1,2 @@
minor_changes:
- cpanm - refactored module to use ``CmdRunner`` to execute ``cpanm`` (https://github.com/ansible-collections/community.general/pull/5485).

48
plugins/modules/cpanm.py
View file

@ -134,12 +134,11 @@ EXAMPLES = '''
import os
from ansible_collections.community.general.plugins.module_utils.module_helper import (
ModuleHelper, CmdMixin, ArgFormat
)
from ansible_collections.community.general.plugins.module_utils.cmd_runner import CmdRunner, cmd_runner_fmt
from ansible_collections.community.general.plugins.module_utils.module_helper import ModuleHelper
class CPANMinus(CmdMixin, ModuleHelper):
class CPANMinus(ModuleHelper):
output_params = ['name', 'version']
module = dict(
argument_spec=dict(
@ -160,13 +159,13 @@ class CPANMinus(CmdMixin, ModuleHelper):
)
command = 'cpanm'
command_args_formats = dict(
notest=dict(fmt="--notest", style=ArgFormat.BOOLEAN),
locallib=dict(fmt=('--local-lib', '{0}'),),
mirror=dict(fmt=('--mirror', '{0}'),),
mirror_only=dict(fmt="--mirror-only", style=ArgFormat.BOOLEAN),
installdeps=dict(fmt="--installdeps", style=ArgFormat.BOOLEAN),
notest=cmd_runner_fmt.as_bool("--notest"),
locallib=cmd_runner_fmt.as_opt_val('--local-lib'),
mirror=cmd_runner_fmt.as_opt_val('--mirror'),
mirror_only=cmd_runner_fmt.as_bool("--mirror-only"),
installdeps=cmd_runner_fmt.as_bool("--installdeps"),
pkg_spec=cmd_runner_fmt.as_list(),
)
check_rc = True
def __init_module__(self):
v = self.vars
@ -181,15 +180,17 @@ class CPANMinus(CmdMixin, ModuleHelper):
self.vars.set("binary", self.command)
def _is_package_installed(self, name, locallib, version):
def process(rc, out, err):
return rc == 0
if name is None or name.endswith('.tar.gz'):
return False
version = "" if version is None else " " + version
env = {"PERL5LIB": "%s/lib/perl5" % locallib} if locallib else {}
cmd = ['perl', '-le', 'use %s%s;' % (name, version)]
rc, out, err = self.module.run_command(cmd, check_rc=False, environ_update=env)
return rc == 0
runner = CmdRunner(self.module, ["perl", "-le"], {"mod": cmd_runner_fmt.as_list()}, check_rc=False, environ_update=env)
with runner("mod", output_process=process) as ctx:
return ctx.run(mod='use %s%s;' % (name, version))
def sanitize_pkg_spec_version(self, pkg_spec, version):
if version is None:
@ -207,6 +208,13 @@ class CPANMinus(CmdMixin, ModuleHelper):
return pkg_spec + version
def __run__(self):
def process(rc, out, err):
if self.vars.mode == "compatibility" and rc != 0:
self.do_raise(msg=err, cmd=self.vars.cmd_args)
return 'is up to date' not in err and 'is up to date' not in out
runner = CmdRunner(self.module, self.command, self.command_args_formats, check_rc=True)
v = self.vars
pkg_param = 'from_path' if v.from_path else 'name'
@ -214,22 +222,14 @@ class CPANMinus(CmdMixin, ModuleHelper):
if self._is_package_installed(v.name, v.locallib, v.version):
return
pkg_spec = v[pkg_param]
self.changed = self.run_command(
params=['notest', 'locallib', 'mirror', 'mirror_only', 'installdeps', {'name': pkg_spec}],
)
else:
installed = self._is_package_installed(v.name_check, v.locallib, v.version) if v.name_check else False
if installed:
return
pkg_spec = self.sanitize_pkg_spec_version(v[pkg_param], v.version)
self.changed = self.run_command(
params=['notest', 'locallib', 'mirror', 'mirror_only', 'installdeps', {'name': pkg_spec}],
)
def process_command_output(self, rc, out, err):
if self.vars.mode == "compatibility" and rc != 0:
self.do_raise(msg=err, cmd=self.vars.cmd_args)
return 'is up to date' not in err and 'is up to date' not in out
with runner(['notest', 'locallib', 'mirror', 'mirror_only', 'installdeps', 'pkg_spec'], output_process=process) as ctx:
self.changed = ctx.run(pkg_spec=pkg_spec)
def main():

11
tests/unit/plugins/modules/test_cpanm.py
View file

@ -1,3 +1,4 @@
# -*- coding: utf-8 -*-
# Author: Alexei Znamensky (russoz@gmail.com)
# Largely adapted from test_redhat_subscription by
# Jiri Hnidek (jhnidek@redhat.com)
@ -25,7 +26,7 @@ def patch_cpanm(mocker):
"""
Function used for mocking some parts of redhat_subscription module
"""
mocker.patch('ansible_collections.community.general.plugins.module_utils.module_helper.AnsibleModule.get_bin_path',
mocker.patch('ansible.module_utils.basic.AnsibleModule.get_bin_path',
return_value='/testbin/cpanm')
@ -36,8 +37,8 @@ TEST_CASES = [
'id': 'install_dancer_compatibility',
'run_command.calls': [
(
['perl', '-le', 'use Dancer;'],
{'environ_update': {}, 'check_rc': False},
['/testbin/cpanm', '-le', 'use Dancer;'],
{'environ_update': {'LANGUAGE': 'C', 'LC_ALL': 'C'}, 'check_rc': False},
(2, '', 'error, not installed',), # output rc, out, err
),
(
@ -55,8 +56,8 @@ TEST_CASES = [
'id': 'install_dancer_already_installed_compatibility',
'run_command.calls': [
(
['perl', '-le', 'use Dancer;'],
{'environ_update': {}, 'check_rc': False},
['/testbin/cpanm', '-le', 'use Dancer;'],
{'environ_update': {'LANGUAGE': 'C', 'LC_ALL': 'C'}, 'check_rc': False},
(0, '', '',), # output rc, out, err
),
],