diff options
Diffstat (limited to 'emulab_support.py')
| -rw-r--r-- | emulab_support.py | 109 |
1 files changed, 2 insertions, 107 deletions
diff --git a/emulab_support.py b/emulab_support.py index db779a9..99a903c 100644 --- a/emulab_support.py +++ b/emulab_support.py @@ -19,24 +19,15 @@ # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, # MA 02110-1301 USA -import socket -import paramiko -import time import os +import time import re from ast import literal_eval -import configparser +from ssh_support import * import warnings warnings.filterwarnings("ignore") -def get_ssh_client(): - ssh_client = paramiko.SSHClient() - ssh_client.load_system_host_keys() - ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy()) - - return ssh_client - def ops_server(testbed): ''' Return server name of the ops-server (is testbed specific) @@ -59,73 +50,6 @@ def full_name(testbed, node_name): return node_name + '.' + testbed.exp_name + '.' + \ testbed.proj_name + '.' + testbed.url -def execute_command(testbed, hostname, command, time_out = 3): - ''' - Remote execution of a list of shell command on hostname. By - default this function will exit (timeout) after 3 seconds. - - @param testbed: testbed info - @param hostname: host name or ip address of the node - @param command: *nix shell command - @param time_out: time_out value in seconds, error will be generated if - no result received in given number of seconds, the value None can - be used when no timeout is needed - - @return: stdout resulting from the command - ''' - ssh_client = get_ssh_client() - - try: - ssh_client.connect(hostname, 22, - testbed.username, testbed.password, - look_for_keys = True, timeout = time_out) - stdin, stdout, stderr = ssh_client.exec_command(command) - err = str(stderr.read()).strip('b\'\"\\n') - if err != "": - print(err) - output = str(stdout.read()).strip('b\'\"\\n') - ssh_client.close() - - return output - - except Exception as e: - print(str(e)) - return - -def copy_file_to_testbed(testbed, hostname, text, file_name): - ''' - Write a string to a given remote file. - Overwrite the complete file if it already exists! - - @param testbed: testbed info - @param hostname: host name or ip address of the node - @param text: string to be written in file - @param file_name: file name (including full path) on the host - ''' - ssh_client = get_ssh_client() - - try: - ssh_client.connect(hostname, 22, - testbed.username, - testbed.password, - look_for_keys=True) - - cmd = "touch " + file_name + \ - "; chmod a+rwx " + file_name - - stdin, stdout, stderr = ssh_client.exec_command(cmd) - err = str(stderr.read()).strip('b\'\"\\n') - if err != "": - print(err) - - sftp_client = ssh_client.open_sftp() - remote_file = sftp_client.open(file_name, 'w') - - remote_file.write(text) - remote_file.close() - - except Exception as e: - print(str(e)) def get_experiment_list(testbed, project_name = None): ''' @@ -298,32 +222,3 @@ def complete_experiment_graph(testbed, nodes, p2plinks): link.int_b.ip == item[1]: link.int_b.name = item[0] node.full_name = full_name(testbed, node.name) - -def setup_vlan(testbed, node_name, vlan_id, int_name): - ''' - Gets the interface (ethx) to link mapping - - @param testbed: testbed info - @param node_name: the node to create the VLAN on - @param vlan_id: the VLAN id - @param int_name: the name of the interface - ''' - print("Setting up VLAN on node " + node_name) - - node_full_name = full_name(node_name, testbed) - cmd = "sudo ip link add link " + \ - str(int_name) + \ - " name " + str(int_name) + \ - "." + str(vlan_id) + \ - " type vlan id " + str(vlan_id) - execute_command(testbed, node_full_name, cmd) - cmd = "sudo ifconfig " + \ - str(int_name) + "." + \ - str(vlan_id) + " up" - execute_command(node_full_name, cmd, testbed) - cmd = "sudo ethtool -K " + \ - str(int_name) + " rxvlan off" - execute_command(node_full_name, cmd, testbed) - cmd = "sudo ethtool -K " + \ - str(int_name) + " txvlan off" - execute_command(node_full_name, cmd, testbed) |