def do_rsctest(self, context, *args):
"usage: rsctest <rsc_id> [<rsc_id> ...] [<node_id> ...]"
rc = True
rsc_l = []
node_l = []
current = "r"
for ident in args:
el = cib_factory.find_object(ident)
if not el:
common_err("element %s does not exist" % ident)
rc = False
elif current == "r" and xmlutil.is_resource(el.node):
if xmlutil.is_container(el.node):
rsc_l += el.node.findall("primitive")
else:
rsc_l.append(el.node)
elif xmlutil.is_normal_node(el.node):
current = "n"
node_l.append(el.node.get("uname"))
else:
syntax_err((context.get_command_name(), ident), context='rsctest')
return False
if not rc:
return False
if not rsc_l:
common_err("specify at least one resource")
return False
all_nodes = cib_factory.node_id_list()
if not node_l:
node_l = all_nodes
return rsctest.test_resources(rsc_l, node_l, all_nodes)
def do_rsctest(self, context, *args):
"usage: rsctest <rsc_id> [<rsc_id> ...] [<node_id> ...]"
rc = True
rsc_l = []
node_l = []
current = "r"
for ident in args:
el = cib_factory.find_object(ident)
if not el:
common_err("element %s does not exist" % ident)
rc = False
elif current == "r" and xmlutil.is_resource(el.node):
if xmlutil.is_container(el.node):
rsc_l += el.node.findall("primitive")
else:
rsc_l.append(el.node)
elif xmlutil.is_normal_node(el.node):
current = "n"
node_l.append(el.node.get("uname"))
else:
syntax_err((context.get_command_name(), ident),
context='rsctest')
return False
if not rc:
return False
if not rsc_l:
common_err("specify at least one resource")
return False
all_nodes = cib_factory.node_id_list()
if not node_l:
node_l = all_nodes
return rsctest.test_resources(rsc_l, node_l, all_nodes)
def do_weak_bond(self, context, *nodes):
'''
Create a 'weak' colocation:
Colocating a non-sequential resource set with
a dummy resource which is not monitored creates,
in effect, a colocation which does not imply any
internal relationship between resources.
'''
if len(nodes) < 2:
context.fatal_error("Need at least two arguments")
for node in nodes:
obj = cib_factory.find_object(node)
if not obj:
context.fatal_error("Object not found: %s" % (node))
if not xmlutil.is_primitive(obj.node):
context.fatal_error("Object not primitive: %s" % (node))
constraint_name = self.make_unique_name('place-constraint-')
dummy_name = self.make_unique_name('place-dummy-')
print "Create weak bond / independent colocation"
print "The following elements will be created:"
print " * Colocation constraint, ID: %s" % (constraint_name)
print " * Dummy resource, ID: %s" % (dummy_name)
if not utils.can_ask() or utils.ask("Create resources?"):
cib_factory.create_object('primitive', dummy_name,
'ocf:heartbeat:Dummy')
colo = ['colocation', constraint_name, 'inf:', '(']
colo.extend(nodes)
colo.append(')')
colo.append(dummy_name)
cib_factory.create_object(*colo)
def do_weak_bond(self, context, *nodes):
'''
Create a 'weak' colocation:
Colocating a non-sequential resource set with
a dummy resource which is not monitored creates,
in effect, a colocation which does not imply any
internal relationship between resources.
'''
if len(nodes) < 2:
context.fatal_error("Need at least two arguments")
for node in nodes:
obj = cib_factory.find_object(node)
if not obj:
context.fatal_error("Object not found: %s" % (node))
if not xmlutil.is_primitive(obj.node):
context.fatal_error("Object not primitive: %s" % (node))
constraint_name = self.make_unique_name('place-constraint-')
dummy_name = self.make_unique_name('place-dummy-')
print "Create weak bond / independent colocation"
print "The following elements will be created:"
print " * Colocation constraint, ID: %s" % (constraint_name)
print " * Dummy resource, ID: %s" % (dummy_name)
if not utils.can_ask() or utils.ask("Create resources?"):
cib_factory.create_object('primitive', dummy_name, 'ocf:heartbeat:Dummy')
colo = ['colocation', constraint_name, 'inf:', '(']
colo.extend(nodes)
colo.append(')')
colo.append(dummy_name)
cib_factory.create_object(*colo)
def do_action(self, context, resource, action, ssh=None):
'''
Issue action out-of-band to the given resource, making
sure that the resource is in maintenance mode first
'''
obj = cib_factory.find_object(resource)
if not obj:
context.fatal_error("Resource not found: %s" % (resource))
if not xmlutil.is_resource(obj.node):
context.fatal_error("Not a resource: %s" % (resource))
if not self._in_maintenance_mode(obj):
context.fatal_error("Not in maintenance mode.")
if ssh is None:
if action not in ('start', 'monitor'):
if not self._runs_on_this_node(resource):
context.fatal_error("Resource %s must be running on this node (%s)" %
(resource, utils.this_node()))
import rsctest
return rsctest.call_resource(obj.node, action, [utils.this_node()], local_only=True)
elif ssh == "ssh":
import rsctest
if action in ('start', 'promote', 'demote', 'recover', 'meta-data'):
return rsctest.call_resource(obj.node, action,
[utils.this_node()], local_only=True)
else:
all_nodes = cib_factory.node_id_list()
return rsctest.call_resource(obj.node, action, all_nodes, local_only=False)
else:
context.fatal_error("Unknown argument: %s" % (ssh))
def _get_trace_rsc(self, rsc_id):
if not cib_factory.refresh():
return None
rsc = cib_factory.find_object(rsc_id)
if not rsc:
common_err("resource %s does not exist" % rsc_id)
return None
if rsc.obj_type != "primitive":
common_err("element %s is not a primitive resource" % rsc_id)
return None
return rsc
def _get_trace_rsc(self, rsc_id):
if not cib_factory.refresh():
return None
rsc = cib_factory.find_object(rsc_id)
if not rsc:
common_err("resource %s does not exist" % rsc_id)
return None
if rsc.obj_type != "primitive":
common_err("element %s is not a primitive resource" % rsc_id)
return None
return rsc
def do_template(self, context, *primitives):
'''
Create a shared template for the given primitives
'''
if len(primitives) < 1:
context.fatal_error("Expected at least one primitive argument")
objs = [cib_factory.find_object(p) for p in primitives]
for prim, obj in zip(primitives, objs):
if obj is None:
context.fatal_error("Primitive %s not found" % (prim))
if objs and all(obj.obj_type == 'primitive' for obj in objs):
return self._template_primitives(context, objs)
context.fatal_error("Cannot create a template for the given resources")
def do_template(self, context, *primitives):
'''
Create a shared template for the given primitives
'''
if len(primitives) < 1:
context.fatal_error("Expected at least one primitive argument")
objs = [cib_factory.find_object(p) for p in primitives]
for prim, obj in zip(primitives, objs):
if obj is None:
context.fatal_error("Primitive %s not found" % (prim))
if objs and all(obj.obj_type == 'primitive' for obj in objs):
return self._template_primitives(context, objs)
context.fatal_error("Cannot create a template for the given resources")
def do_modgroup(self, context, group_id, subcmd, prim_id, *args):
"""usage: modgroup <id> add <id> [after <id>|before <id>]
modgroup <id> remove <id>"""
if subcmd not in ("add", "remove"):
common_err("modgroup subcommand %s unknown" % subcmd)
return False
after_before = None
if args:
if subcmd != 'add':
context.fatal_error("Expected add (found %s)" % subcmd)
if args[0] not in ("after", "before"):
context.fatal_error("Expected after|before (found %s)" %
args[0])
if len(args) != 2:
context.fatal_error(
"Expected 'after|before <id>' (%d arguments given)" %
len(args))
after_before = args[0]
ref_member_id = args[1]
g = cib_factory.find_object(group_id)
if not g:
context.fatal_error("group %s does not exist" % group_id)
if not xmlutil.is_group(g.node):
context.fatal_error("element %s is not a group" % group_id)
children = xmlutil.get_rsc_children_ids(g.node)
if after_before and ref_member_id not in children:
context.fatal_error("%s is not member of %s" %
(ref_member_id, group_id))
if subcmd == "remove" and prim_id not in children:
context.fatal_error("%s is not member of %s" % (prim_id, group_id))
# done checking arguments
# have a group and children
if not after_before:
after_before = "after"
ref_member_id = children[-1]
# just do the filter
# (i wonder if this is a feature abuse?)
if subcmd == "add":
if after_before == "after":
sed_s = r's/ %s( |$)/& %s /' % (ref_member_id, prim_id)
else:
sed_s = r's/ %s( |$)/ %s& /' % (ref_member_id, prim_id)
else:
sed_s = r's/ %s( |$)/ /' % prim_id
l = (group_id, )
set_obj = mkset_obj(*l)
return set_obj.filter("sed -r '%s'" % sed_s)
def do_modgroup(self, context, group_id, subcmd, prim_id, *args):
"""usage: modgroup <id> add <id> [after <id>|before <id>]
modgroup <id> remove <id>"""
if subcmd not in ("add", "remove"):
common_err("modgroup subcommand %s unknown" % subcmd)
return False
after_before = None
if args:
if subcmd != 'add':
context.fatal_error("Expected add (found %s)" % subcmd)
if args[0] not in ("after", "before"):
context.fatal_error("Expected after|before (found %s)" % args[0])
if len(args) != 2:
context.fatal_error("Expected 'after|before <id>' (%d arguments given)" %
len(args))
after_before = args[0]
ref_member_id = args[1]
g = cib_factory.find_object(group_id)
if not g:
context.fatal_error("group %s does not exist" % group_id)
if not xmlutil.is_group(g.node):
context.fatal_error("element %s is not a group" % group_id)
children = xmlutil.get_rsc_children_ids(g.node)
if after_before and ref_member_id not in children:
context.fatal_error("%s is not member of %s" % (ref_member_id, group_id))
if subcmd == "remove" and prim_id not in children:
context.fatal_error("%s is not member of %s" % (prim_id, group_id))
# done checking arguments
# have a group and children
if not after_before:
after_before = "after"
ref_member_id = children[-1]
# just do the filter
# (i wonder if this is a feature abuse?)
if subcmd == "add":
if after_before == "after":
sed_s = r's/ %s( |$)/& %s /' % (ref_member_id, prim_id)
else:
sed_s = r's/ %s( |$)/ %s& /' % (ref_member_id, prim_id)
else:
sed_s = r's/ %s( |$)/ /' % prim_id
l = (group_id,)
set_obj = mkset_obj(*l)
return set_obj.filter("sed -r '%s'" % sed_s)
def do_set(self, context, path, value):
"usage: set <path> <value>"
def split_path():
for oid in cib_factory.id_list():
if path.startswith(oid + "."):
return oid, path[len(oid)+1:]
context.fatal_error("Invalid path: " + path)
obj_id, obj_attr = split_path()
rsc = cib_factory.find_object(obj_id)
if not rsc:
context.fatal_error("Resource %s not found" % (obj_id))
nvpairs = rsc.node.xpath(".//nvpair[@name='%s']" % (obj_attr))
if not nvpairs:
context.fatal_error("Attribute not found: %s" % (path))
if len(nvpairs) != 1:
context.fatal_error("Expected 1 attribute named %s, found %s" %
(obj_attr, len(nvpairs)))
rsc.set_updated()
nvpairs[0].set("value", value)
return True
def do_set(self, context, path, value):
"usage: set <path> <value>"
def split_path():
for oid in cib_factory.id_list():
if path.startswith(oid + "."):
return oid, path[len(oid) + 1:]
context.fatal_error("Invalid path: " + path)
obj_id, obj_attr = split_path()
rsc = cib_factory.find_object(obj_id)
if not rsc:
context.fatal_error("Resource %s not found" % (obj_id))
nvpairs = rsc.node.xpath(".//nvpair[@name='%s']" % (obj_attr))
if not nvpairs:
context.fatal_error("Attribute not found: %s" % (path))
if len(nvpairs) != 1:
context.fatal_error("Expected 1 attribute named %s, found %s" %
(obj_attr, len(nvpairs)))
rsc.set_updated()
nvpairs[0].set("value", value)
return True
def do_action(self, context, resource, action, ssh=None):
'''
Issue action out-of-band to the given resource, making
sure that the resource is in maintenance mode first
'''
obj = cib_factory.find_object(resource)
if not obj:
context.fatal_error("Resource not found: %s" % (resource))
if not xmlutil.is_resource(obj.node):
context.fatal_error("Not a resource: %s" % (resource))
if not self._in_maintenance_mode(obj):
context.fatal_error("Not in maintenance mode.")
if ssh is None:
if action not in ('start', 'monitor'):
if not self._runs_on_this_node(resource):
context.fatal_error(
"Resource %s must be running on this node (%s)" %
(resource, utils.this_node()))
import rsctest
return rsctest.call_resource(obj.node,
action, [utils.this_node()],
local_only=True)
elif ssh == "ssh":
import rsctest
if action in ('start', 'promote', 'demote', 'recover',
'meta-data'):
return rsctest.call_resource(obj.node,
action, [utils.this_node()],
local_only=True)
else:
all_nodes = cib_factory.node_id_list()
return rsctest.call_resource(obj.node,
action,
all_nodes,
local_only=False)
else:
context.fatal_error("Unknown argument: %s" % (ssh))
def resolve(obj):
if obj.obj_type == 'tag':
return [cib_factory.find_object(o) for o in obj.node.xpath('./obj_ref/@id')]
return obj
def resolve(obj):
if obj.obj_type == 'tag':
ret = [cib_factory.find_object(o) for o in obj.node.xpath('./obj_ref/@id')]
ret = [r for r in ret if r is not None]
return ret
return obj
def ra_agent_for_template(tmpl):
'''@template -> ra.agent'''
return ra.get_ra(cib_factory.find_object(tmpl[1:]).node)
def ra_agent_for_template(tmpl):
'''@template -> ra.agent'''
obj = cib_factory.find_object(tmpl[1:])
if obj is None:
return None
return ra.get_ra(obj.node)
def ra_agent_for_template(tmpl):
'''@template -> ra.agent'''
obj = cib_factory.find_object(tmpl[1:])
if obj is None:
return None
return ra.get_ra(obj.node)
