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author | 2017-08-22 15:01:10 +0200 | |
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committer | 2017-08-22 16:15:04 +0200 | |
commit | f44ec39992cd794deed624c48b1f5dc22ac91213 (patch) | |
tree | 2ff68f1682d8431bba17a180a0ade6f95487c5aa /functest | |
parent | 4fc36bd22dc753627d3768affdc8dfa87f711952 (diff) |
Use dnsmasq to cache DNS queries
It's mandatory for clearwater_ims as musl's resolver queries
nameservers all in parallel and accepts whichever response arrives
first [1].
[1] http://wiki.musl-libc.org/wiki/Functional_differences_from_glibc#Name_Resolver_.2F_DNS
Change-Id: I01a17436279a0be2fac1b27b73052edc594c33e0
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
Diffstat (limited to 'functest')
-rw-r--r-- | functest/opnfv_tests/vnf/ims/clearwater_ims_base.py | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/functest/opnfv_tests/vnf/ims/clearwater_ims_base.py b/functest/opnfv_tests/vnf/ims/clearwater_ims_base.py index 1c3f69c6d..8851f7a48 100644 --- a/functest/opnfv_tests/vnf/ims/clearwater_ims_base.py +++ b/functest/opnfv_tests/vnf/ims/clearwater_ims_base.py @@ -10,7 +10,9 @@ import json import logging import os import pkg_resources +import shlex import shutil +import subprocess import time import requests @@ -109,18 +111,17 @@ class ClearwaterOnBoardingBase(vnf.VnfOnBoarding): bono_ip=None, ellis_ip=None, signup_code='secret'): self.logger.info('Run Clearwater live test') - nameservers = ft_utils.get_resolvconf_ns() - resolvconf = ['{0}{1}{2}'.format(os.linesep, 'nameserver ', ns) - for ns in nameservers] - self.logger.debug('resolvconf: %s', resolvconf) dns_file = '/etc/resolv.conf' dns_file_bak = '/etc/resolv.conf.bak' + self.logger.debug('Backup %s -> %s', dns_file, dns_file_bak) shutil.copy(dns_file, dns_file_bak) - script = ('echo -e "nameserver {0}{1}" > {2};' - 'cd {3};' - 'rake test[{4}] SIGNUP_CODE={5}' - .format(dns_ip, - ''.join(resolvconf), + cmd = ("dnsmasq -d -u root --server=/clearwater.opnfv/{0} " + "-r /etc/resolv.conf.bak".format(dns_ip)) + dnsmasq_process = subprocess.Popen(shlex.split(cmd)) + script = ('echo -e "nameserver {0}" > {1};' + 'cd {2};' + 'rake test[{3}] SIGNUP_CODE={4}' + .format('127.0.0.1', dns_file, self.test_dir, public_domain, @@ -135,7 +136,7 @@ class ClearwaterOnBoardingBase(vnf.VnfOnBoarding): ft_utils.execute_command(cmd, error_msg='Clearwater live test failed', output_file=output_file) - + dnsmasq_process.kill() with open(dns_file_bak, 'r') as bak_file: result = bak_file.read() with open(dns_file, 'w') as f: |