diff options
Diffstat (limited to 'dovetail/utils/dovetail_utils.py')
| -rw-r--r-- | dovetail/utils/dovetail_utils.py | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/dovetail/utils/dovetail_utils.py b/dovetail/utils/dovetail_utils.py index 020617b8..7b613488 100644 --- a/dovetail/utils/dovetail_utils.py +++ b/dovetail/utils/dovetail_utils.py @@ -17,6 +17,7 @@ from collections import Mapping, Set, Sequence import json import urllib2 from datetime import datetime +from distutils.version import LooseVersion def exec_log(verbose, logger, msg, level, flush=False): @@ -165,3 +166,27 @@ def show_progress_bar(length): sys.stdout.flush() sys.stdout.write('Running ' + '.' * length + '\r') sys.stdout.flush() + + +def check_docker_version(logger=None): + ret, server_ver = exec_cmd("docker version -f'{{.Server.Version}}'", + logger=logger) + ret, client_ver = exec_cmd("docker version -f'{{.Client.Version}}'", + logger=logger) + logger.info("\ndocker version: \nclient:%s\nservr:%s", client_ver, + server_ver) + if(LooseVersion(client_ver) <= LooseVersion('1.8.0') or + LooseVersion(server_ver) <= LooseVersion('1.8.0')): + logger.warn("\n\nDocker version is too old, may cause unpredictable " + "errors, you can update or install the lastest docker " + "for both host and container as below:\nwget -qO- " + "https://get.docker.com/ | sh\n\nClient:%s\nServer:%s", + client_ver, server_ver) + exit(-1) + + if(client_ver != server_ver): + logger.warn("\n\nVersion mismatch, may cause unpredictable " + "errors, you can update or install the lastest " + "docker for both host and container as below:\nwget " + "-qO- https://get.docker.com/ | " + "sh\n\nClient:%s\nServer:%s", client_ver, server_ver) |