112 lines
4.3 KiB
Python
112 lines
4.3 KiB
Python
# *****************************************************************************
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc.,
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Markus Zolliker <markus.zolliker@psi.ch>
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#
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# *****************************************************************************
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from nicos import session, config
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from nicos.utils import printTable
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from nicos.commands import helparglist, usercommand
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from servicemanager import FrappyManager
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SERVICES = FrappyManager.services
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@usercommand
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def set_se_list():
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frappy_config = session.devices['frappy_config']
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frappy_config.set_envlist()
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@usercommand
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@helparglist('main [, stick [, addons]]')
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def frappy(*args, main=None, stick=None, addons=None, force=False):
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"""(re)start frappy server(s) with given configs and load setup if needed
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- without argument: list running frappy servers, restart failed frappy servers
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- frappy('<cfg>'): if available, the standard stick is added too
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- frappy(''): the stick is removed too
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- addons are not changed when not given
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- frappy(main='<cfg>') # main cfg is changed, but stick is kept
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- frappy('restart') # restart all frappy servers
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- frappy(stick='restart') # restart stick frappy server
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"""
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confirmed = FrappyManager().cfg_from_sea(config.instrument).get('confirmed')
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if args:
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if main is not None:
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raise TypeError('got multiple values for main')
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main = args[0]
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if len(args) == 1: # special case: main given as single argument
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if main == 'restart':
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stick = 'restart'
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addons = 'restart'
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elif stick is None: # auto stick
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if main == '':
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stick = '' # remove stick with main
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else:
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allsticks = FrappyManager().all_cfg(config.instrument, 'stick')
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stickcfg = main + 'stick'
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if stickcfg in allsticks:
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# if a default stick is available, start this also
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stick = stickcfg
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else:
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stick = '' # remove stick when main has changed
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else:
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if stick is not None:
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raise TypeError('got multiple values for stick')
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stick, *alist = args[1:]
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if alist:
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if addons is not None:
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raise TypeError('got multiple values for addons')
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addons = ','.join(alist)
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if confirmed and confirmed != main and main is not None and not force:
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session.log.warning('%r is plugged to the cryostat control rack', confirmed)
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session.log.warning('if you are sure, use frappy(..., force=True)', confirmed)
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raise TypeError('refuse to override plugged device')
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frappy_config = session.devices['frappy_config']
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frappy_config.show_config(*frappy_config.check_or_start(main, stick, addons))
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@usercommand
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@helparglist('')
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def frappy_list(service=None):
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"""list available configuration files"""
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content = []
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def prt(line):
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content.append(line)
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if service is None:
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prt('Available configuration files')
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prt('')
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prt('Hint: if no config file can be found which matches your needs exactly')
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prt('make a copy of an existing one, and change the description accordingly')
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prt('')
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prt('Usage (default argument "main"):')
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prt('')
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printTable(['command'], [['frappy_list(%r)' % s] for s in SERVICES], prt)
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FrappyManager().do_listcfg(config.instrument, service or 'main', prt)
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session.log.info('\n%s', '\n'.join(content))
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@usercommand
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def frappy_changed():
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session.devices['frappy_config'].changed()
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