81 lines
2.4 KiB
Python
81 lines
2.4 KiB
Python
from shlex import quote
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from bundlewrap.exceptions import BundleError
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from bundlewrap.items import Item
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def svc_start(node, svcname):
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return node.run("supervisorctl start {}".format(quote(svcname)), may_fail=True)
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def svc_running(node, svcname):
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result = node.run("supervisorctl status {}".format(quote(svcname)), may_fail=True)
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return result.return_code == 0
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def svc_stop(node, svcname):
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return node.run("supervisorctl stop {}".format(quote(svcname)), may_fail=True)
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class SvcSystemd(Item):
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"""
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A service managed by supervisord in uberspace.
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"""
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BUNDLE_ATTRIBUTE_NAME = "svc_uberspace_supervisord"
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ITEM_ATTRIBUTES = {
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'running': True,
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}
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ITEM_TYPE_NAME = "svc_uberspace_supervisord"
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def __repr__(self):
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return "<SvcUberspaceSupervisord name:{} running:{}>".format(
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self.name,
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self.attributes['running'],
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)
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def cdict(self):
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cdict = {}
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for option, value in self.attributes.items():
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if value is not None:
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cdict[option] = value
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return cdict
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def fix(self, status):
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if 'running' in status.keys_to_fix:
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if self.attributes['running']:
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svc_start(self.node, self.name)
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else:
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svc_stop(self.node, self.name)
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def get_canned_actions(self):
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return {
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'stop': {
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'command': "supervisorctl stop {}".format(self.name),
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'needed_by': {self.id},
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},
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'restart': {
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'command': "supervisorctl restart {}".format(self.name),
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'needs': {self.id},
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},
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'update': {
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'command': "supervisorctl update {}".format(self.name),
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'needs': {self.id},
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},
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}
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def sdict(self):
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return {
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'running': svc_running(self.node, self.name),
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}
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@classmethod
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def validate_attributes(cls, bundle, item_id, attributes):
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for attribute in ('running'):
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if attributes.get(attribute, None) not in (True, False, None):
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raise BundleError(_(
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"expected boolean or None for '{attribute}' on {item} in bundle '{bundle}'"
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).format(
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attribute=attribute,
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bundle=bundle.name,
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item=item_id,
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))
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