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import os, json, re
from datetime import datetime
from clusterman.config import CONF
import clusterman.commands.node as node
def info():
nodes=node.get_node_list()
cache=None
if os.path.exists(CONF.CACHE_FILE):
with open(CONF.CACHE_FILE) as f:
cache=json.load(f)
# Node
print("Node count: "+str(len(nodes)))
# Groups
print("Node groups: ",end="")
if len(CONF["cluster"]["groups"]) > 0:
content=list()
for group in CONF["cluster"]["groups"].keys():
content.append("{}({})".format(group,len(node.get_node_in_group(group))))
print(", ".join(content))
else:
print("NA")
# Cache
print("Last node scan: ",end="")
if cache!=None and "last_scan" in CONF["cache"]:
dt=datetime.fromtimestamp(int(CONF["cache"]["last_scan"]), tz=None)
print(dt)
else:
print("NA")
# Plugins
print("Plugins list:")
for name in CONF["plugins"]:
print(" "+name+":\t"+CONF["plugins"][name])
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