def cat_target(cmd_path, full_path, options, tree=None):
use_colour = rtctree.utils.colour_supported(sys.stdout)
path, port = rtctree.path.parse_path(full_path)
if not path[-1]:
# There was a trailing slash
trailing_slash = True
path = path[:-1]
else:
trailing_slash = False
if not tree:
if options.long > 0:
# Longer output needs to look around the tree, so don't filter
filter = []
else:
filter = [path]
tree = rtctree.tree.RTCTree(paths=path, filter=filter)
if not tree.has_path(path):
raise rts_exceptions.NoSuchObjectError(cmd_path)
object = tree.get_node(path)
if port:
if not object.is_component:
raise rts_exceptions.NotAComponentError(cmd_path)
if trailing_slash:
raise rts_exceptions.NoSuchObjectError(cmd_path)
p = object.get_port_by_name(port)
if not p:
raise rts_exceptions.PortNotFoundError(path, port)
return format_port(p,
object,
start_indent=0,
use_colour=use_colour,
long=options.long)
else:
if object.is_component:
if trailing_slash:
raise rts_exceptions.NoSuchObjectError(cmd_path)
return format_component(object,
tree,
use_colour=use_colour,
long=options.long)
elif object.is_manager:
return format_manager(object,
use_colour=use_colour,
long=options.long)
elif object.is_zombie:
raise rts_exceptions.ZombieObjectError(cmd_path)
else:
raise rts_exceptions.NoSuchObjectError(cmd_path)
def disconnect_ports(paths, options, tree=None):
cmd_paths, fps = list(zip(*paths))
pathports = [rtctree.path.parse_path(fp) for fp in fps]
for ii, p in enumerate(pathports):
if not p[1]:
raise rts_exceptions.NotAPortError(cmd_paths[ii])
if not p[0][-1]:
raise rts_exceptions.NotAPortError(cmd_paths[ii])
paths, ports = list(zip(*pathports))
if not tree:
tree = rtctree.tree.RTCTree(paths=paths, filter=paths)
port_objs = []
for ii, p in enumerate(pathports):
obj = tree.get_node(p[0])
if not obj:
raise rts_exceptions.NoSuchObjectError(cmd_paths[ii])
if obj.is_zombie:
raise rts_exceptions.ZombieObjectError(cmd_paths[ii])
if not obj.is_component:
raise rts_exceptions.NotAComponentError(cmd_paths[ii])
port_obj = obj.get_port_by_name(p[1])
if not port_obj:
raise rts_exceptions.PortNotFoundError(p[0], p[1])
port_objs.append(port_obj)
if len(port_objs) < 2:
raise rts_exceptions.NoDestPortError
if options.id:
all_conns = port_objs[0].get_connections_by_dests(port_objs[1:])
conns = []
for c in all_conns:
if c.id == options.id:
conns.append(c)
else:
conns = port_objs[0].get_connections_by_dests(port_objs[1:])
if not conns:
if options.id:
raise rts_exceptions.ConnectionIDNotFoundError(options.id,
cmd_paths[0])
else:
raise rts_exceptions.MultiConnectionNotFoundError
for c in conns:
c.disconnect()
def find_port(rtc, port, tree=None, orb=None):
'''Get a rtctree.Port object from an rtctree.RTCTree.
Get the port object by searching the RTCTree for the specified RTC, then
looking for the specified port on that component.
@param rtc Path to the component that should have a port. This should be in
the format used by rtctree, i.e. a list of path entries, with
the first being a /. e.g. ['/', 'localhost', 'comp0.rtc'].
@param port Name of the port.
@param tree An already-populated rtctree.RTCTree object, or None if one
should be created.
@param orb An ORB to use if the tree must be created, or None to make one.
'''
comp = get_comp(rtc, tree=tree, orb=orb)
port_obj = comp.get_port_by_name(port)
if not port_obj:
raise rts_exceptions.PortNotFoundError(rtc, port)
return port_obj
def disconnect_all(cmd_path, full_path, options, tree=None):
path, port = rtctree.path.parse_path(full_path)
if not path[-1]:
raise rts_exceptions.NoSuchObjectError(cmd_path)
if not tree:
tree = rtctree.tree.RTCTree(paths=path, filter=[path])
object = tree.get_node(path)
if not object:
raise rts_exceptions.NoSuchObjectError(cmd_path)
if not object.is_component:
raise rts_exceptions.NotAComponentError(cmd_path)
if port:
# Disconnect a single port
port_obj = object.get_port_by_name(port)
if not port_obj:
raise rts_exceptions.PortNotFoundError(path, port)
if options.id:
conn = port_obj.get_connection_by_id(options.id)
if not conn:
raise rts_exceptions.ConnectionIDNotFoundError(options.id,
cmd_path)
conn.disconnect()
else:
port_obj.disconnect_all()
else:
if options.id:
# Hunt through the ports for the connection ID
for p in object.ports:
conn = p.get_connection_by_id(options.id)
if not conn:
continue
conn.disconnect()
return
raise rts_exceptions.ConnectionIDNotFoundError(options.id,
cmd_path)
else:
# Disconnect all ports
object.disconnect_all()
def find_local_port(name, ports):
for p in ports:
if p.get_port_profile().name.split('.')[-1] == name:
return p
raise rts_exceptions.PortNotFoundError(comp.getTypeName(), name)
def manage_composition(tgt_raw_path, tgt_full_path, options, tree=None):
# Parse paths of components to add/remove
add_paths = parse_member_paths(options.add)
rem_paths = parse_member_paths(options.remove)
# The target, either a manager or a component
tgt_path, tgt_suffix = rtctree.path.parse_path(tgt_full_path)
# Make a tree
if not tree:
paths = [tgt_path] + [y for x, y, z in add_paths + rem_paths]
tree = rtctree.tree.RTCTree(paths=paths, filter=paths)
tgt_obj = tree.get_node(tgt_path)
if not tgt_obj:
raise rts_exceptions.NoSuchObjectError(tgt_raw_path)
# Input sanity check: ensure all components and ports to be added exist
add_rtcs = get_comp_objs(add_paths, tree)
for rtc in add_rtcs:
for p in add_rtcs[rtc][1]:
if not add_rtcs[rtc][0].get_port_by_name(p):
raise rts_exceptions.PortNotFoundError(rtc, p)
# Ensure all ports to be removed that are on components that are alive
# exist
rem_rtcs, rem_zombies = get_potential_comp_objs(rem_paths, tree)
for rtc in rem_rtcs:
for p in rem_rtcs[rtc][1]:
if not rem_rtcs[rtc][0].get_port_by_name(p):
raise rts_exceptions.PortNotFoundError(rtc, p)
if tgt_obj.is_manager:
# Create composition
if not tgt_suffix:
tgt_suffix = 'CompositeRTC'
tgt_raw_path += ':' + tgt_suffix
# Check if this composition already exists
comp = tgt_obj.get_node([tgt_obj.name, tgt_suffix + '.rtc'])
if not comp:
# Cannot remove components when creating a new composition
if options.remove:
raise rts_exceptions.CannotRemoveFromNewCompositionError()
# No composition exists in this manager; make a new one
if options.verbose:
print('Creating new composition {0}'.format(tgt_raw_path),
file=sys.stderr)
comp = create_composition(tgt_obj, tgt_suffix, options.options,
options.type)
elif options.verbose:
print('Editing existing composition {0}'.format(tgt_raw_path),
file=sys.stderr)
elif tgt_obj.is_component:
# Edit composition - there should be no suffix
if tgt_suffix:
raise rts_exceptions.NotAComponentError(tgt_raw_path)
comp = tgt_obj
if options.verbose:
print('Editing existing composition {0}'.format(tgt_raw_path),
file=sys.stderr)
else:
raise rts_exceptions.NotAComponentOrManagerError(tgt_raw_path)
if not comp.is_composite:
raise rts_exceptions.NotACompositeComponentError(tgt_raw_path)
if add_paths:
add_to_composition(comp, add_rtcs, tree, options.verbose)
if rem_paths:
rem_rtcs.update(rem_zombies)
rem_from_composition(comp, rem_rtcs, tree, options.verbose)
if not comp.members[comp.organisations[0].org_id]:
if options.verbose:
print('Composition {0} has no members'.format(tgt_raw_path),
file=sys.stderr)
def connect_ports(paths, options, tree=None):
'''connect_ports
This should raise exception:
>>> connect_ports([
... ('Std0.rtc', '/localhost/local.host_cxt/Std0.rtc'),
... ('Output0.rtc:out', '/localhost/local.host_cxt/Output0.rtc:out')
... ], {})
Traceback (most recent call last):
...
NoSourcePortError: No source port specified.
>>> connect_ports([
... ('Std0.rtc:in', '/localhost/local.host_cxt/Std0.rtc:in'),
... ('Output0.rtc', '/localhost/local.host_cxt/Output0.rtc')
... ], {})
Traceback (most recent call last):
...
NoDestPortError: No destination port specified.
'''
cmd_paths, fps = list(zip(*paths))
pathports = [rtctree.path.parse_path(fp) for fp in fps]
for ii, p in enumerate(pathports):
if not p[1]:
if ii == 0:
raise rts_exceptions.NoSourcePortError(cmd_paths[ii])
else:
raise rts_exceptions.NoDestPortError(cmd_paths[ii])
if not p[0][-1]:
raise rts_exceptions.NotAPortError(cmd_paths[ii])
paths, ports = list(zip(*pathports))
if not tree:
tree = rtctree.tree.RTCTree(paths=paths, filter=paths)
port_objs = []
for ii, p in enumerate(pathports):
obj = tree.get_node(p[0])
if not obj:
raise rts_exceptions.NoSuchObjectError(cmd_paths[ii])
if obj.is_zombie:
raise rts_exceptions.ZombieObjectError(cmd_paths[ii])
if not obj.is_component:
raise rts_exceptions.NotAComponentError(cmd_paths[ii])
port_obj = obj.get_port_by_name(p[1])
if not port_obj:
raise rts_exceptions.PortNotFoundError(p[0], p[1])
port_objs.append(port_obj)
conn_name = options.name if options.name else None
if options.no_dups:
for p in port_objs:
if p.get_connection_by_name(conn_name):
raise rts_exceptions.DuplicateConnectionNameError(
conn_name, p.name)
if options.id:
if p.get_connection_by_id(options.id):
raise rts_exceptions.DuplicateConnectionIDError(options.id)
if port_objs[0].get_connections_by_dests(port_objs[1:]):
raise rts_exceptions.DuplicateConnectionError(cmd_paths)
port_objs[0].connect(port_objs[1:],
name=conn_name,
id=options.id,
props=options.properties)