+
+
+def get_os_version(ssh_client):
+ """Return OS version.
+
+ :param ssh_client: SSH
+ :return str: Linux OS versions
+ """
+ os_ver = ssh_client.execute("cat /etc/lsb-release")[1]
+ return os_ver
+
+
+def get_kernel_version(ssh_client):
+ """Return kernel version.
+
+ :param ssh_client: SSH
+ :return str: Linux kernel versions
+ """
+ kernel_ver = ssh_client.execute("uname -a")[1]
+ return kernel_ver
+
+
+def get_sample_vnf_info(ssh_client,
+ json_file='/opt/nsb_bin/yardstick_sample_vnf.json'):
+ """Return sample VNF data.
+
+ :param ssh_client: SSH
+ :param json_file: str
+ :return dict: information about sample VNF
+ """
+ rc, json_str, err = ssh_client.execute("cat %s" % json_file)
+ logger.debug("cat %s: %s, rc: %s, err: %s", json_file, json_str, rc, err)
+
+ if rc:
+ return {}
+ json_data = json.loads(json_str)
+ for vnf_data in json_data.values():
+ out = ssh_client.execute("md5sum %s" % vnf_data["path_vnf"])[1]
+ md5 = out.split()[0].strip()
+ if md5 == vnf_data["md5"]:
+ vnf_data["md5_result"] = "MD5 checksum is valid"
+ else:
+ vnf_data["md5_result"] = "MD5 checksum is invalid"
+ return json_data