Python get_ptr Examples

Example #1

File: aws_create_instance.py Project: ccooper/build-cloud-tools

def verify(hosts, config, region, ignore_subnet_check=False):
    """ Check DNS entries and IP availability for hosts"""
    passed = True
    conn = get_aws_connection(region)
    for host in hosts:
        fqdn = "%s.%s" % (host, config["domain"])
        log.info("Checking name conflicts for %s", host)
        if not name_available(conn, host):
            log.error("%s has been already taken", host)
            passed = False
            continue
        log.debug("Getting IP for %s", fqdn)
        ip = get_ip(fqdn)
        if not ip:
            log.error("%s has no DNS entry", fqdn)
            passed = False
        else:
            log.debug("Getting PTR for %s", fqdn)
            ptr = get_ptr(ip)
            if ptr != fqdn:
                log.error("Bad PTR for %s", host)
                passed = False
            log.debug("Checking %s availablility", ip)
            if not ip_available(region, ip):
                log.error("IP %s reserved for %s, but not available", ip, host)
                passed = False
            if not ignore_subnet_check:
                vpc = get_vpc(region)
                s_id = get_subnet_id(vpc, ip)
                if s_id not in config['subnet_ids']:
                    log.error("IP %s does not belong to assigned subnets", ip)
                    passed = False
    if not passed:
        raise RuntimeError("Sanity check failed")

Example #2

File: aws_create_instance.py Project: indygreg/build-cloud-tools

def verify(hosts, config, region, ignore_subnet_check=False):
    """ Check DNS entries and IP availability for hosts"""
    passed = True
    conn = get_aws_connection(region)
    for host in hosts:
        fqdn = "%s.%s" % (host, config["domain"])
        log.info("Checking name conflicts for %s", host)
        if not name_available(conn, host):
            log.error("%s has been already taken", host)
            passed = False
            continue
        log.debug("Getting IP for %s", fqdn)
        ip = get_ip(fqdn)
        if not ip:
            log.error("%s has no DNS entry", fqdn)
            passed = False
        else:
            log.debug("Getting PTR for %s", fqdn)
            ptr = get_ptr(ip)
            if ptr != fqdn:
                log.error("Bad PTR for %s", host)
                passed = False
            log.debug("Checking %s availablility", ip)
            if not ip_available(region, ip):
                log.error("IP %s reserved for %s, but not available", ip, host)
                passed = False
            if not ignore_subnet_check:
                vpc = get_vpc(region)
                s_id = get_subnet_id(vpc, ip)
                if s_id not in config['subnet_ids']:
                    log.error("IP %s does not belong to assigned subnets", ip)
                    passed = False
    if not passed:
        raise RuntimeError("Sanity check failed")

Example #3

File: check_dns.py Project: bdacode/build-cloud-tools

def check_PTR(args):
    fqdn, ip = args
    log.debug("Checking PTR %s %s", fqdn, ip)
    ptr = get_ptr(ip)
    if ptr != fqdn:
        log.error("%s PTR entry %s doesn't match real ip %s", fqdn, ptr, ip)
    else:
        log.debug("%s PTR entry %s matches real ip %s", fqdn, ptr, ip)

Example #4

File: check_dns.py Project: Mozilla-GitHub-Standards/7135f18d4b3b78e1c968f831e189412e712558f3a5d7594d8d5e8fb48f1662c6

def check_PTR(args):
    fqdn, ip = args
    log.debug("Checking PTR %s %s", fqdn, ip)
    ptr = get_ptr(ip)
    if ptr != fqdn:
        log.error("%s PTR entry %s doesn't match real ip %s", fqdn, ptr, ip)
    else:
        log.debug("%s PTR entry %s matches real ip %s", fqdn, ptr, ip)

Example #5

File: test_cloudtools_dns.py Project: Mozilla-GitHub-Standards/7135f18d4b3b78e1c968f831e189412e712558f3a5d7594d8d5e8fb48f1662c6

def test_get_ptr_error(m):
    m.side_effect = socket.herror
    assert get_ptr("h1") is None

Example #6

File: test_cloudtools_dns.py Project: Mozilla-GitHub-Standards/7135f18d4b3b78e1c968f831e189412e712558f3a5d7594d8d5e8fb48f1662c6

def test_get_ptr(m):
    m.return_value = ["a1"]
    assert get_ptr("h1") == "a1"