clusterman/commands/frontend.py


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import os, json
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))

    # Cache
    print("Last node scan: ",end="")
    if cache!=None and "last_scan" in CONF["cache"]:
        print(CONF["cache"]["last_scan"])