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@ -9,7 +9,7 @@ namespace: yanick
name: misc
# The version of the collection. Must be compatible with semantic versioning
version: 0.1.0
version: 1.0.0
# The path to the Markdown (.md) readme file. This path is relative to the root of the collection
readme: README.md

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@ -1,170 +0,0 @@
#!/usr/bin/env python3
# Copyright: (c) 2021, Yanick Champoux <yanick@babyl.ca>
# 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
DOCUMENTATION = r"""
---
module: command_info
short_description: Retrieves information about a given command.
version_added: "1.0.0"
description: Retrieves the location and version of a command on the remote machine.
options:
command_name:
description: Target command.
required: true
type: str
version_args:
description: Arguments passed to the command to print the version string.
required: false
default: --version
type: str
version_regex:
description: Regular expression to capture the version from the command output.
default: v?(\d+\.\d+\.\d+[^\n ]*)
required: false
type: str
target_version:
description: Target version to compare against.
required: false
type: str
author:
- Yanick Champoux (@yanick)
"""
EXAMPLES = r"""
- name: perl info
command_info:
command_name: perl
target_version: 5.32.0
# get the info on ls
- name: ls info
command_info:
command_name: ls
version_regex: '(\d+\.d+)'
target_version: 8.30
"""
RETURN = r"""
needs_upgrade:
description: Wether the new version of the command needs to be installed.
type: bool
sample: True
installed_version:
description: Version string of the currently installed command.
type: str
sample: '1.2.3'
target_version:
description: Version string of the targetted version.
type: str
sample: '1.2.3'
location:
description: Path where the command was found.
type: str
sample: '/usr/local/bin/ls'
"""
from ansible.module_utils.basic import AnsibleModule
import subprocess
import re
def strip_zeros(version):
return re.sub( '^0+', '', version )
def needs_upgrade(version, target):
if not version:
return True
version = list(map( strip_zeros, version.split('.') ))
target = list(map( strip_zeros, target.split('.') ))
for v in version:
t = target.pop(0)
if v < t:
return True
if v > t:
return False
return False
def run_module():
module_args = dict(
command_name=dict(type="str", required=True),
version_args=dict(default="--version"),
version_regex=dict(default=r"v?(\d+\.\d+\.\d+[^\n ]*)"),
target_version=dict(default=None, type="str"),
)
result = dict(
changed=False,
needs_upgrade=False,
installed_version=None,
location=None,
)
module = AnsibleModule(argument_spec=module_args, supports_check_mode=True)
command_name = module.params["command_name"]
if command_name[0] == '/':
result["location"] = command_name
else:
cmd_location = subprocess.run(
[
"which",
command_name,
],
text=True,
capture_output=True,
)
result["location"] = cmd_location.stdout.rstrip()
if result["location"]:
cmd_output = subprocess.run(
[module.params["command_name"], module.params["version_args"]],
capture_output=True,
text=True,
)
result["command_stdout"] = cmd_output.stdout
result["command_stderr"] = cmd_output.stderr
m = re.search(
module.params["version_regex"],
result["command_stdout"] + result["command_stderr"],
)
if m:
result["installed_version"] = m.group(1)
if "target_version" in module.params:
result["target_version"] = module.params["target_version"]
result["needs_upgrade"] = 1 == needs_upgrade(
result["installed_version"],
module.params["target_version"]
)
module.exit_json(**result)
def main():
run_module()
if __name__ == "__main__":
main()