예제 #1
0
파일: constraint.py 프로젝트: vincepii/pcs
def constraint_rule(argv):
    if len(argv) < 2:
        usage.constraint("rule")
        sys.exit(1)

    found = False
    command = argv.pop(0)


    constraint_id = None
    rule_id = None
    cib = utils.get_cib_etree()

    if command == "add":
        constraint_id = argv.pop(0)
        constraint = None

        for a in cib.findall(".//configuration//*"):
            if a.get("id") == constraint_id and a.tag == "rsc_location":
                found = True
                constraint = a

        if not found:
            utils.err("Unable to find constraint: " + constraint_id)

        utils.rule_add(constraint, argv) 
        utils.replace_cib_configuration(cib)

    elif command in ["remove","delete"]:
        temp_id = argv.pop(0)
        constraints = cib.find('.//constraints')
        loc_cons = cib.findall('.//rsc_location')

        rules = cib.findall('.//rule')
        for loc_con in loc_cons:
            for rule in loc_con:
                if rule.get("id") == temp_id:
                    if len(loc_con) > 1:
                        print "Removing Rule:",rule.get("id")
                        loc_con.remove(rule)
                        found = True
                        break
                    else:
                        print "Removing Constraint:",loc_con.get("id") 
                        constraints.remove(loc_con)
                        found = True
                        break

            if found == True:
                break

        if found:
            utils.replace_cib_configuration(cib)
        else:
            utils.err("unable to find rule with id: %s" % temp_id)
    else:
        usage.constraint("rule")
        sys.exit(1)
예제 #2
0
def location_rule(argv):
    if len(argv) < 3:
        usage.constraint("location rule")
        sys.exit(1)

    res_name = argv.pop(0)
    argv.pop(0)

    cib = utils.get_cib_etree()
    constraints = cib.find(".//constraints")
    lc = ET.SubElement(constraints, "rsc_location")
    lc_id = utils.find_unique_id(cib, "location-" + res_name)
    lc.set("id", lc_id)
    lc.set("rsc", res_name)

    utils.rule_add(lc, argv)

    utils.replace_cib_configuration(cib)
예제 #3
0
def location_rule(argv):
    if len(argv) < 3:
        usage.constraint("location rule")
        sys.exit(1)
    
    res_name = argv.pop(0)
    argv.pop(0)

    cib = utils.get_cib_etree()
    constraints = cib.find(".//constraints")
    lc = ET.SubElement(constraints,"rsc_location")
    lc_id = utils.find_unique_id(cib, "location-" + res_name)
    lc.set("id", lc_id)
    lc.set("rsc", res_name)

    utils.rule_add(lc, argv)

    utils.replace_cib_configuration(cib)