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import os, json, re
from clusterman.config import CONF
def info():
nodes=None
if os.path.exists(CONF.NODE_FILE):
with open(CONF.NODE_FILE) as f:
nodes=json.load(f)
cache=None
if os.path.exists(CONF.CACHE_FILE):
with open(CONF.CACHE_FILE) as f:
cache=json.load(f)
# Node
print("Node count: ",end="")
print("NA") if nodes==None else print(len(nodes))
# Groups
print("Node groups: ",end="")
if len(CONF["cluster"]["groups"]) > 0:
pattern=None
for group in CONF["cluster"]["groups"].keys():
if not pattern == None:
print(", ", end="")
pattern = re.compile(CONF["cluster"]["groups"][group])
count=0
if not nodes == None:
for ip in nodes:
if pattern.match(ip):
count=count+1
print("{}({})".format(group,count),end="")
print()
else:
print("NA")
# Cache
print("Last node scan: ",end="")
if cache!=None and "last_scan" in CONF["cache"]:
print(CONF["cache"]["last_scan"])
else:
print("NA")
# Plugins
print("Plugins list:")
for name in CONF["plugins"]:
print(" "+name+":\t"+CONF["plugins"][name])
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