Michael DeHaan
commit
f7c7797142
1 changed files with 91 additions and 127 deletions
200
library/pip
200
library/pip
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@ -62,23 +62,32 @@ options:
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required: false
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default: present
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choices: [ "present", "absent", "latest" ]
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extra_args:
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description:
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- Extra arguments passed to pip.
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required: false
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default: null
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version_added: "1.0"
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examples:
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- code: "pip: name=flask"
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description: Install I(flask) python package.
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- code: "pip: name=flask version=0.8"
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description: Install I(flask) python package on version 0.8.
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- code: "pip: name=flask virtualenv=/srv/webapps/my_app/venv"
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- code: "pip: name=flask virtualenv=/my_app/venv"
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description: "Install I(Flask) (U(http://flask.pocoo.org/)) into the specified I(virtualenv)"
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- code: "pip: requirements=/srv/webapps/my_app/src/requirements.txt"
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- code: "pip: requirements=/my_app/requirements.txt"
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description: Install specified python requirements.
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- code: "pip: requirements=/srv/webapps/my_app/src/requirements.txt virtualenv=/srv/webapps/my_app/venv"
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- code: "pip: requirements=/my_app/requirements.txt virtualenv=/my_app/venv"
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description: Install specified python requirements in indicated I(virtualenv).
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- code: "pip: requirements=/my_app/requirements.txt extra_args='-i https://example.com/pypi/simple'"
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description: Install specified python requirements and custom Index URL.
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notes:
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- Please note that U(http://www.virtualenv.org/, virtualenv) must be installed on the remote host if the virtualenv parameter is specified.
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requirements: [ "virtualenv", "pip" ]
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author: Matt Wright
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'''
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def _get_full_name(name, version=None):
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if version is None:
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resp = name
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@ -86,28 +95,23 @@ def _get_full_name(name, version=None):
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resp = name + '==' + version
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return resp
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def _ensure_virtualenv(module, env, virtualenv):
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if os.path.exists(os.path.join(env, 'bin', 'activate')):
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return 0, '', ''
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else:
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return _run('%s %s' % (virtualenv, env))
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def _is_package_installed(name, pip, version=None, requirements=None):
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cmd = '%s freeze' % pip
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if requirements is not None:
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cmd += ' -r %s' % requirements
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rc, status_stdout, status_stderr = _run(cmd)
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if requirements is not None:
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if 'not installed' in status_stderr:
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return False
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else:
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return True
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return _get_full_name(name, version).lower() in status_stdout.lower()
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def _did_install(out):
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return 'Successfully installed' in out
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def _get_pip(module, env):
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# On Debian and Ubuntu, pip is pip.
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# On Fedora18 and up, pip is python-pip.
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# On Fedora17 and below, CentOS and RedHat 6 and 5, pip is pip-python.
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# On Fedora, CentOS, and RedHat, the exception is in the virtualenv.
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# There, pip is just pip.
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# Try pip with the virtualenv directory first.
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pip = module.get_bin_path('pip', False, ['%s/bin' % env])
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for p in ['python-pip', 'pip-python']:
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if not pip:
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pip = module.get_bin_path(p, False, ['%s/bin' % env])
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# pip should have been found by now. The final call to get_bin_path
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# will trigger fail_json.
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if not pip:
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pip = module.get_bin_path('pip', True, ['%s/bin' % env])
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return pip
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def _run(cmd):
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@ -118,27 +122,48 @@ def _run(cmd):
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return (process.returncode, stdout, stderr)
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def main():
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pip = None
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virtualenv = None
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env = None
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def _fail(module, cmd, out, err):
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msg = ''
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if out:
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msg += "stdout: %s" % (out, )
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if err:
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msg += "\n:stderr: %s" % (err, )
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module.fail_json(cmd=cmd, msg=msg)
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arg_spec = dict(
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state=dict(default='present', choices=['absent', 'present', 'latest']),
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def main():
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state_map = dict(
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present='install',
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absent='uninstall -y',
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latest='install -U',
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)
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module = AnsibleModule(
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argument_spec=dict(
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state=dict(default='present', choices=state_map.keys()),
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name=dict(default=None, required=False),
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version=dict(default=None, required=False),
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requirements=dict(default=None, required=False),
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virtualenv=dict(default=None, required=False),
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use_mirrors=dict(default='yes', choices=BOOLEANS)
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use_mirrors=dict(default='yes', choices=BOOLEANS),
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extra_args=dict(default=None, required=False),
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),
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required_one_of=[['name', 'requirements']],
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mutually_exclusive=[['name', 'requirements']],
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)
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module = AnsibleModule(
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argument_spec=arg_spec,
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required_one_of=[['name','requirements']],
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mutually_exclusive=[['name','requirements']],
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)
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state = module.params['state']
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name = module.params['name']
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version = module.params['version']
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requirements = module.params['requirements']
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use_mirrors = module.boolean(module.params['use_mirrors'])
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extra_args = module.params['extra_args']
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if state == 'latest' and version is not None:
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module.fail_json(msg='version is incompatible with state=latest')
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if name and '=' in name:
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module.fail_json(msg='version must be specified in the version parameter')
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rc = 0
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err = ''
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out = ''
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@ -146,99 +171,38 @@ def main():
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if env:
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virtualenv = module.get_bin_path('virtualenv', True)
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rc_venv, out_venv, err_venv = _ensure_virtualenv(module, env, virtualenv)
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rc += rc_venv
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if not os.path.exists(os.path.join(env, 'bin', 'activate')):
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cmd = '%s %s' % (virtualenv, env)
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rc, out_venv, err_venv = _run(cmd)
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out += out_venv
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err += err_venv
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if rc != 0:
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_fail(module, cmd, out, err)
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# On Debian and Ubuntu, pip is pip.
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# On Fedora18 and up, pip is python-pip.
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# On Fedora17 and below, CentOS and RedHat 6 and 5, pip is pip-python.
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# On Fedora, CentOS, and RedHat, the exception is in the virtualenv.
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# There, pip is just pip.
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# Try pip with the virtualenv directory first.
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pip = module.get_bin_path('pip', False, ['%s/bin' % env])
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pip = _get_pip(module, env)
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for p in ['python-pip', 'pip-python']:
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if not pip:
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pip = module.get_bin_path(p, False, ['%s/bin' % env])
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# pip should have been found by now. The final call to get_bin_path
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# will trigger fail_json.
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if not pip:
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pip = module.get_bin_path('pip', True, ['%s/bin' % env])
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state = module.params['state']
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name = module.params['name']
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version = module.params['version']
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requirements = module.params['requirements']
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use_mirrors = module.boolean(module.params['use_mirrors'])
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command_map = dict(present='install', absent='uninstall', latest='install')
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if state == 'latest' and version is not None:
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module.fail_json(msg='version is incompatible with state=latest')
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if state == 'latest' and requirements is not None:
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module.fail_json(msg='requirements is incompatible with state=latest')
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if name is not None and '=' in name:
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module.fail_json(msg='versions must be specified in the version= parameter')
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cmd = None
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installed = None
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if name and state == 'latest':
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cmd = '%s %s %s --upgrade' % (pip, command_map[state], name)
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rc_pip, out_pip, err_pip = _run(cmd)
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rc += rc_pip
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out += out_pip
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err += err_pip
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changed = 'Successfully installed' in out_pip
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elif name or requirements:
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installed = _is_package_installed(name, pip, version, requirements)
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changed = ((installed and state == 'absent') or
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(not installed and state == 'present'))
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if changed:
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cmd = '%s %s ' % (pip, command_map[state])
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cmd = '%s %s' % (pip, state_map[state])
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if state != 'absent' and use_mirrors:
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cmd += ' --use-mirrors'
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if extra_args:
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cmd += ' %s' % extra_args
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if name:
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if state == 'present':
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full_name = _get_full_name(name, version)
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else:
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full_name = name
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cmd += '%s' % full_name
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cmd += ' %s' % _get_full_name(name, version)
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elif requirements:
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cmd += ' -r %s' % requirements
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if state == 'absent':
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cmd = cmd + ' -y'
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elif use_mirrors:
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cmd = cmd + ' --use-mirrors'
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rc_pip, out_pip, err_pip = _run(cmd)
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rc += rc_pip
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rc, out_pip, err_pip = _run(cmd)
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out += out_pip
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err += err_pip
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if rc == 1 and state == 'absent' and 'not installed' in out_pip:
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pass # rc is 1 when attempting to uninstall non-installed package
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elif rc != 0:
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_fail(module, cmd, out, err)
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if requirements:
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changed = ((_did_install(out) and state == 'present') or
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(not _did_install(out) and state == 'absent'))
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if rc != 0:
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if not out:
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msg = err
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elif not err:
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msg = out
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if state == 'absent':
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changed = 'Successfully uninstalled' in out_pip
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else:
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msg = "stdout: %s\n:stderr: %s" % (out, err)
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module.fail_json(msg=msg, cmd=cmd)
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changed = 'Successfully installed' in out_pip
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module.exit_json(changed=changed, cmd=cmd, name=name, version=version,
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state=state, requirements=requirements, virtualenv=env)
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