Class Host

tools/marvin/marvin/lib/base.py:3302–3494

Manage Host life cycle

class Host:
    """Manage Host life cycle"""

    def __init__(self, items):
        self.__dict__.update(items)

    @classmethod
    def create(cls, apiclient, cluster, services, zoneid=None, podid=None, hypervisor=None):
        """
        1. Creates the host based upon the information provided.
        2. Verifies the output of the adding host and its state post addition
           Returns FAILED in case of an issue, else an instance of Host
        """
        try:
            cmd = addHost.addHostCmd()
            cmd.hypervisor = hypervisor
            cmd.url = services["url"]
            cmd.clusterid = cluster.id

            if zoneid:
                cmd.zoneid = zoneid
            else:
                cmd.zoneid = services["zoneid"]

            if podid:
                cmd.podid = podid
            else:
                cmd.podid = services["podid"]

            if "clustertype" in services:
                cmd.clustertype = services["clustertype"]
            if "username" in services:
                cmd.username = services["username"]
            if "password" in services:
                cmd.password = services["password"]

            '''
            Adds a Host,
            If response is valid and host is up return
            an instance of Host.
            If response is invalid, returns FAILED.
            If host state is not up, verify through listHosts call
            till host status is up and return accordingly. Max 3 retries
            '''
            host = apiclient.addHost(cmd)
            ret = validateList(host)
            if ret[0] == PASS:
                if str(host[0].state).lower() == 'up':
                    return Host(host[0].__dict__)
                retries = 3
                while retries:
                    lh_resp = apiclient.listHosts(host[0].id)
                    ret = validateList(lh_resp)
                    if (ret[0] == PASS) and \
                            (str(ret[1].state).lower() == 'up'):
                        return Host(host[0].__dict__)
                    retries += -1
            return FAILED