diff options
Diffstat (limited to 'tests/topotests/lib/common_config.py')
| -rw-r--r-- | tests/topotests/lib/common_config.py | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/tests/topotests/lib/common_config.py b/tests/topotests/lib/common_config.py index 1846d43138..5a6d3f3899 100644 --- a/tests/topotests/lib/common_config.py +++ b/tests/topotests/lib/common_config.py @@ -36,6 +36,8 @@ import ConfigParser import traceback import socket import ipaddress +import platform + if sys.version_info[0] > 2: import io @@ -46,7 +48,7 @@ else: from lib.topolog import logger, logger_config from lib.topogen import TopoRouter, get_topogen -from lib.topotest import interface_set_status +from lib.topotest import interface_set_status, version_cmp FRRCFG_FILE = "frr_json.conf" FRRCFG_BKUP_FILE = "frr_json_initial.conf" @@ -3973,3 +3975,30 @@ def verify_vrf_vni(tgen, input_dict): logger.debug("Exiting lib API: {}".format(sys._getframe().f_code.co_name)) return False + + +def required_linux_kernel_version(required_version): + """ + This API is used to check linux version compatibility of the test suite. + If version mentioned in required_version is higher than the linux kernel + of the system, test suite will be skipped. This API returns true or errormsg. + + Parameters + ---------- + * `required_version` : Kernel version required for the suites to run. + + Usage + ----- + result = linux_kernel_version_lowerthan('4.15') + + Returns + ------- + errormsg(str) or True + """ + system_kernel = platform.release() + if version_cmp(system_kernel, required_version) < 0: + error_msg = ('These tests will not run on kernel "{}", ' + 'they require kernel >= {})'.format(system_kernel, + required_version )) + return error_msg + return True
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