usage = "USAGE: nodemeister_find_class.py nm_host class_name"
if len(sys.argv) < 3:
print(usage)
raise SystemExit(1)
nm_host = sys.argv[1]
cls = sys.argv[2]
if nm_host == "-h" or nm_host == "--help":
print(usage)
raise SystemExit(1)
print("Searching NodeMeister {nm_host} for classes containing '{cls}'".format(cls=cls, nm_host=nm_host))
nodes = get_node_names(nm_host)
groups = get_group_names(nm_host)
found = False
j = get_json("http://{nm_host}/enc/classes/nodes".format(nm_host=nm_host))
for c in j:
if cls in c["classname"]:
found = True
print(
"\tnode {node} class '{classname}' <{url}>".format(
node=nodes[c["node"]],
classname=c["classname"],
url="http://{nm_host}/admin/enc/node/{num}/".format(nm_host=nm_host, num=c["node"]),
)
)
j = get_json("http://{nm_host}/enc/classes/groups".format(nm_host=nm_host))
for c in j:
def class_to_node_graph(nm_host):
"""
loads all class, group and node data from the specified ENC instance,
then constructs and returns a NetworkX DiGraph of the configuration,
directed from classes to groups to nodemeister nodes
each node in the graph has three attributes, "_id" (the ID of the object),
"_name" (the name of the object), and "_type", a string of either "class",
"group" or "node"
:param nm_host: NodeMeister hostname/FQDN/IP
:type nm_host: string
:rtype: networkx.DiGraph
"""
logger.debug("getting node names")
nodes = get_node_names(nm_host)
logger.debug("getting group names")
groups = get_group_names(nm_host)
logger.debug("getting group classes")
group_classes = get_nm_group_classes(nm_host)
g = nx.DiGraph()
logger.debug("adding groups to graph")
for group in groups:
groupname = groups[group]
g_name = 'Group[{g}]'.format(g=groupname)
logger.debug("adding group {g} to graph".format(g=groupname))
g.add_node(g_name, _type='group', _name=groupname, _id=group)
logger.debug("getting node json")
node_json = get_json("http://{nm_host}/enc/nodes".format(nm_host=nm_host))
logger.debug("adding node groups to graph")
for node in node_json:
nodename = node['hostname']
n_name = 'Node[{n}]'.format(n=nodename)
logger.debug("adding node {n} to graph".format(n=nodename))
g.add_node(n_name, _type='node', _name=nodename, _id=node['id'])
for g_id in node['groups']:
g_name = 'Group[{g}]'.format(g=groups[g_id])
logger.debug("adding edge {n} -> {g}".format(n=n_name, g=g_name))
g.add_edge(n_name, g_name)
logger.debug("getting node classes json")
node_json = get_json("http://{nm_host}/enc/classes/nodes".format(nm_host=nm_host))
logger.debug("adding nodes to graph")
for node in node_json:
nodename = nodes[node['node']]
n_name = 'Node[{n}]'.format(n=nodename)
cls_name = node['classname']
cn_name = 'Class[{c}]'.format(c=cls_name)
try:
g.node[cn_name]
except KeyError:
logger.debug("adding class {c} to graph".format(c=cls_name))
g.add_node(cn_name, _type='class', _name=cls_name)
logger.debug("adding edge {c} -> {n}".format(c=cn_name, n=n_name))
g.add_edge(n_name, cn_name)
logger.debug("adding group classes")
for gc in group_classes:
g_name = 'Group[{g}]'.format(g=groups[group_classes[gc]['group']])
c_name = 'Class[{c}]'.format(c=group_classes[gc]['classname'])
try:
g.node[c_name]
except KeyError:
logger.debug("adding class {c} to graph".format(c=group_classes[gc]['classname']))
g.add_node(c_name, _type='class', _name=group_classes[gc]['classname'])
logger.debug("adding edge {g} -> {c}".format(g=g_name, c=c_name))
g.add_edge(g_name, c_name)
logger.debug("getting group json")
group_json = get_json("http://{nm_host}/enc/groups/".format(nm_host=nm_host))
logger.debug("adding group to group associations")
for group in group_json:
groupname = group['name']
g_name = 'Group[{g}]'.format(g=groupname)
for gg in group['groups']:
gg_name = 'Group[{gg}]'.format(gg=groups[gg])
logger.debug("adding edge {g} -> {gg}".format(g=g_name, gg=gg_name))
g.add_edge(g_name, gg_name)
logger.debug("done creating graph")
return g
def class_to_node_graph(nm_host):
"""
loads all class, group and node data from the specified ENC instance,
then constructs and returns a NetworkX DiGraph of the configuration,
directed from classes to groups to nodemeister nodes
each node in the graph has three attributes, "_id" (the ID of the object),
"_name" (the name of the object), and "_type", a string of either "class",
"group" or "node"
:param nm_host: NodeMeister hostname/FQDN/IP
:type nm_host: string
:rtype: networkx.DiGraph
"""
logger.debug("getting node names")
nodes = get_node_names(nm_host)
logger.debug("getting group names")
groups = get_group_names(nm_host)
logger.debug("getting group classes")
group_classes = get_nm_group_classes(nm_host)
g = nx.DiGraph()
logger.debug("adding groups to graph")
for group in groups:
groupname = groups[group]
g_name = 'Group[{g}]'.format(g=groupname)
logger.debug("adding group {g} to graph".format(g=groupname))
g.add_node(g_name, _type='group', _name=groupname, _id=group)
logger.debug("getting node json")
node_json = get_json("http://{nm_host}/enc/nodes".format(nm_host=nm_host))
logger.debug("adding node groups to graph")
for node in node_json:
nodename = node['hostname']
n_name = 'Node[{n}]'.format(n=nodename)
logger.debug("adding node {n} to graph".format(n=nodename))
g.add_node(n_name, _type='node', _name=nodename, _id=node['id'])
for g_id in node['groups']:
g_name = 'Group[{g}]'.format(g=groups[g_id])
logger.debug("adding edge {n} -> {g}".format(n=n_name, g=g_name))
g.add_edge(n_name, g_name)
logger.debug("getting node classes json")
node_json = get_json(
"http://{nm_host}/enc/classes/nodes".format(nm_host=nm_host))
logger.debug("adding nodes to graph")
for node in node_json:
nodename = nodes[node['node']]
n_name = 'Node[{n}]'.format(n=nodename)
cls_name = node['classname']
cn_name = 'Class[{c}]'.format(c=cls_name)
try:
g.node[cn_name]
except KeyError:
logger.debug("adding class {c} to graph".format(c=cls_name))
g.add_node(cn_name, _type='class', _name=cls_name)
logger.debug("adding edge {c} -> {n}".format(c=cn_name, n=n_name))
g.add_edge(n_name, cn_name)
logger.debug("adding group classes")
for gc in group_classes:
g_name = 'Group[{g}]'.format(g=groups[group_classes[gc]['group']])
c_name = 'Class[{c}]'.format(c=group_classes[gc]['classname'])
try:
g.node[c_name]
except KeyError:
logger.debug("adding class {c} to graph".format(
c=group_classes[gc]['classname']))
g.add_node(c_name,
_type='class',
_name=group_classes[gc]['classname'])
logger.debug("adding edge {g} -> {c}".format(g=g_name, c=c_name))
g.add_edge(g_name, c_name)
logger.debug("getting group json")
group_json = get_json(
"http://{nm_host}/enc/groups/".format(nm_host=nm_host))
logger.debug("adding group to group associations")
for group in group_json:
groupname = group['name']
g_name = 'Group[{g}]'.format(g=groupname)
for gg in group['groups']:
gg_name = 'Group[{gg}]'.format(gg=groups[gg])
logger.debug("adding edge {g} -> {gg}".format(g=g_name,
gg=gg_name))
g.add_edge(g_name, gg_name)
logger.debug("done creating graph")
return g
if len(sys.argv) < 3:
print(usage)
raise SystemExit(1)
nm_host = sys.argv[1]
cls = sys.argv[2]
if nm_host == "-h" or nm_host == "--help":
print(usage)
raise SystemExit(1)
print("Searching NodeMeister {nm_host} for classes containing '{cls}'".format(
cls=cls, nm_host=nm_host))
nodes = get_node_names(nm_host)
groups = get_group_names(nm_host)
found = False
j = get_json("http://{nm_host}/enc/classes/nodes".format(nm_host=nm_host))
for c in j:
if cls in c['classname']:
found = True
print("\tnode {node} class '{classname}' <{url}>".format(
node=nodes[c['node']],
classname=c['classname'],
url="http://{nm_host}/admin/enc/node/{num}/".format(
nm_host=nm_host,
num=c['node'],
),
))
j = get_json("http://{nm_host}/enc/classes/groups".format(nm_host=nm_host))