nodereport.py 文件源码

def check_cmk_config(report, conf_dir):
    check_conf = report.add_check("configDirectory")

    # Verify we can read the config directory
    try:
        c = config.Config(conf_dir)
    except Exception:
        check_conf.add_error("Unable to read the CMK configuration directory")
        return  # Nothing more we can check for now

    # Ensure pool cpu lists are disjoint
    with c.lock():
        cpu_lists = [
            {
                "pool": p,
                "list": cl,
                "cpus": proc.unfold_cpu_list(cl)
            }
            for p in c.pools()
            for cl in c.pool(p).cpu_lists()
        ]

    # Subset of cartesian product without self-maplets:
    # If a -> b is in the result then b -> a is not.
    # Search the filtered product for overlapping CPU lists.
    def same_list(a, b):
        return a["pool"] is b["pool"] and a["list"] is b["list"]

    def disjoint(a, b):
        return not set(a["cpus"]).intersection(set(b["cpus"]))

    for (a, b) in itertools.combinations_with_replacement(cpu_lists, 2):
        if not same_list(a, b) and not disjoint(a, b):
            check_conf.add_error(
                    "CPU list overlap detected in "
                    "{}:{} and {}:{} (in both: {})".format(
                        a["pool"], a["list"],
                        b["pool"], b["list"],
                        b["cpus"]))