def filter_hosts(self):
"""
Look for a 'hosts' list in self.config. Each item in the list may
either be a role or a hostname. Builds a new Cluster object containing
only those hosts which match one (or more) of the roles or hostnames
specified. The filtered Cluster object is stored as self.cluster so
that the task may only run against those hosts.
"""
if not hasattr(self.ctx, 'cluster'):
return
elif 'hosts' not in self.config:
self.cluster = self.ctx.cluster
return self.cluster
host_specs = self.config.get('hosts', list())
cluster = Cluster()
for host_spec in host_specs:
role_matches = self.ctx.cluster.only(host_spec)
if len(role_matches.remotes) > 0:
for (remote, roles) in role_matches.remotes.iteritems():
cluster.add(remote, roles)
elif isinstance(host_spec, basestring):
for (remote, roles) in self.ctx.cluster.remotes.iteritems():
if remote.name.split('@')[-1] == host_spec or \
remote.shortname == host_spec:
cluster.add(remote, roles)
if not cluster.remotes:
raise RuntimeError("All target hosts were excluded!")
self.cluster = cluster
hostnames = [h.shortname for h in self.cluster.remotes.keys()]
self.log.debug("Restricting task {name} to hosts: {hosts}".format(
name=self.name, hosts=' '.join(hostnames))
)
return self.cluster
def filter_hosts(self):
"""
Look for a 'hosts' list in self.config. Each item in the list may
either be a role or a hostname. Builds a new Cluster object containing
only those hosts which match one (or more) of the roles or hostnames
specified. The filtered Cluster object is stored as self.cluster so
that the task may only run against those hosts.
"""
if not hasattr(self.ctx, 'cluster'):
return
elif 'hosts' not in self.config:
self.cluster = self.ctx.cluster
return self.cluster
host_specs = self.config.get('hosts', list())
cluster = Cluster()
for host_spec in host_specs:
role_matches = self.ctx.cluster.only(host_spec)
if len(role_matches.remotes) > 0:
for (remote, roles) in role_matches.remotes.iteritems():
cluster.add(remote, roles)
elif isinstance(host_spec, basestring):
for (remote, roles) in self.ctx.cluster.remotes.iteritems():
if remote.name.split('@')[-1] == host_spec or \
remote.shortname == host_spec:
cluster.add(remote, roles)
if not cluster.remotes:
raise RuntimeError("All target hosts were excluded!")
self.cluster = cluster
hostnames = [h.shortname for h in self.cluster.remotes.keys()]
self.log.debug("Restricting task {name} to hosts: {hosts}".format(
name=self.name, hosts=' '.join(hostnames)))
return self.cluster
def filter_hosts(self):
"""
Exclude any non-RPM-based hosts, and any downburst VMs
"""
super(SELinux, self).filter_hosts()
new_cluster = Cluster()
for (remote, roles) in self.cluster.remotes.items():
if remote.is_vm:
msg = "Excluding {host}: VMs are not yet supported"
log.info(msg.format(host=remote.shortname))
elif remote.is_container:
msg = "Excluding {host}: containers are not yet supported"
log.info(msg.format(host=remote.shortname))
elif remote.os.name in ['opensuse', 'sle']:
msg = "Excluding {host}: \
SELinux is not supported for '{os}' os_type yet"
log.info(msg.format(host=remote.shortname, os=remote.os.name))
elif remote.os.package_type == 'rpm':
new_cluster.add(remote, roles)
else:
msg = "Excluding {host}: OS '{os}' does not support SELinux"
log.debug(msg.format(host=remote.shortname, os=remote.os.name))
self.cluster = new_cluster
return self.cluster
def filter_hosts(self):
"""
Exclude any non-RPM-based hosts, and any downburst VMs
"""
super(SELinux, self).filter_hosts()
new_cluster = Cluster()
for (remote, roles) in self.cluster.remotes.iteritems():
if remote.is_vm:
msg = "Excluding {host}: VMs are not yet supported"
log.info(msg.format(host=remote.shortname))
elif remote.os.package_type == 'rpm':
new_cluster.add(remote, roles)
else:
msg = "Excluding {host}: OS '{os}' does not support SELinux"
log.debug(msg.format(host=remote.shortname, os=remote.os.name))
self.cluster = new_cluster
return self.cluster
def filter_hosts(self):
"""
Exclude any non-RPM-based hosts, and any downburst VMs
"""
super(SELinux, self).filter_hosts()
new_cluster = Cluster()
for (remote, roles) in self.cluster.remotes.iteritems():
if remote.shortname.startswith('vpm'):
msg = "Excluding {host}: downburst VMs are not yet supported"
log.info(msg.format(host=remote.shortname))
elif remote.os.package_type == 'rpm':
new_cluster.add(remote, roles)
else:
msg = "Excluding {host}: OS '{os}' does not support SELinux"
log.debug(msg.format(host=remote.shortname, os=remote.os.name))
self.cluster = new_cluster
return self.cluster
def filter_hosts(self):
super(ConsoleLog, self).filter_hosts()
if not hasattr(self.ctx, 'cluster'):
return
new_cluster = Cluster()
for (remote, roles) in self.cluster.remotes.iteritems():
if not hasattr(remote.console, 'spawn_sol_log'):
log.debug("%s does not support IPMI; excluding",
remote.shortname)
elif not (remote.console.has_ipmi_credentials or
remote.console.has_conserver):
log.debug("Cannot find IPMI credentials or conserver settings "
"for %s; excluding",
remote.shortname)
else:
new_cluster.add(remote, roles)
self.cluster = new_cluster
return self.cluster
def filter_hosts(self):
super(ConsoleLog, self).filter_hosts()
if not hasattr(self.ctx, 'cluster'):
return
new_cluster = Cluster()
for (remote, roles) in self.cluster.remotes.iteritems():
if not hasattr(remote.console, 'spawn_sol_log'):
log.debug("%s does not support IPMI; excluding",
remote.shortname)
elif not (remote.console.has_ipmi_credentials
or remote.console.has_conserver):
log.debug(
"Cannot find IPMI credentials or conserver settings "
"for %s; excluding", remote.shortname)
else:
new_cluster.add(remote, roles)
self.cluster = new_cluster
return self.cluster
