diff options
Diffstat (limited to 'rhumba/testbeds')
| -rw-r--r-- | rhumba/testbeds/__init__.py | 0 | ||||
| -rw-r--r-- | rhumba/testbeds/emulab.py | 244 | ||||
| -rw-r--r-- | rhumba/testbeds/faketestbed.py | 30 | ||||
| -rw-r--r-- | rhumba/testbeds/jfed.py | 148 |
4 files changed, 0 insertions, 422 deletions
diff --git a/rhumba/testbeds/__init__.py b/rhumba/testbeds/__init__.py deleted file mode 100644 index e69de29..0000000 --- a/rhumba/testbeds/__init__.py +++ /dev/null diff --git a/rhumba/testbeds/emulab.py b/rhumba/testbeds/emulab.py deleted file mode 100644 index ec8e6d9..0000000 --- a/rhumba/testbeds/emulab.py +++ /dev/null @@ -1,244 +0,0 @@ -# -# Emulab support for Rhumba -# -# Sander Vrijders <sander.vrijders@intec.ugent.be> -# Wouter Tavernier <wouter.tavernier@intec.ugent.be> -# -# This library is free software; you can redistribute it and/or -# modify it under the terms of the GNU Lesser General Public -# License as published by the Free Software Foundation; either -# version 2.1 of the License, or (at your option) any later version. -# -# This library is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public -# License along with this library; if not, write to the Free Software -# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, -# MA 02110-1301 USA - -import os -import time -import re -from ast import literal_eval - -import rhumba.ssh_support as ssh -from rhumba.model import Testbed - -import warnings -warnings.filterwarnings("ignore") - -# Represents an emulab testbed info -# -# @url [string] URL of the testbed -# @image [string] specific image to use -# -class EmulabTestbed(Testbed): - def __init__(self, exp_name, username, password = "", - proj_name = "ARCFIRE", url = "wall1.ilabt.iminds.be", - image = "UBUNTU14-64-STD"): - Testbed.__init__(self, exp_name, username, password, proj_name) - self.url = url - self.image = image - - def ops_server(self): - ''' - Return server name of the ops-server (is testbed specific) - - @param self: testbed info - - @return: server name of the ops-server - ''' - return 'ops.' + self.url - - def full_name(self, node_name): - ''' - Return server name of a node - - @param node_name: name of the node - @param self: testbed info - - @return: server name of the node - ''' - return node_name + '.' + self.exp_name + '.' + \ - self.proj_name + '.' + self.url - - def get_experiment_list(self, project_name = None): - ''' - Get list of made emulab experiments accessible with your credentials - - @param self: testbed info - @param project_name: optional filter on project - - @return: list of created experiments (strings) - ''' - cmd = '/usr/testbed/bin/sslxmlrpc_client.py -m experiment getlist' - out = ssh.execute_command(self, self.ops_server(), cmd) - - try: - if project_name != None: - return literal_eval(out)[project_name][project_name] - else: - return literal_eval(out) - except: - return { project_name: { project_name: [] }} - - def swap_exp_in(self): - ''' - Swaps experiment in - - @param self: testbed info - ''' - cmd = '/usr/testbed/bin/sslxmlrpc_client.py swapexp proj=' + \ - self.proj_name + \ - ' exp=' + \ - self.exp_name + \ - ' direction=in' - - output = ssh.execute_command(self, self.ops_server(), cmd) - - return output - - def _create_experiment(self, nodes, links): - ''' - Creates an emulab experiment - - @param self: testbed info - @param nodes: holds the nodes in the experiment - @param links: holds the links in the experiment - ''' - proj_name = self.proj_name - exp_name = self.exp_name - - exp_list = self.get_experiment_list() - - try: - if exp_name in exp_list[proj_name][proj_name]: - print("Experiment already exists.") - return - except: - print("First experiment to be created for that project.") - - ns = self.generate_ns_script(nodes, links) - dest_file_name = '/users/'+ self.username + \ - '/temp_ns_file.%s.ns' % os.getpid() - ssh.copy_file_to_testbed(self, self.ops_server(), ns, dest_file_name) - - cmd = '/usr/testbed/bin/sslxmlrpc_client.py startexp ' + \ - 'batch=false wait=true proj="' + proj_name + \ - '" exp="' + exp_name + '" noswapin=true ' + \ - 'nsfilepath="' + dest_file_name + '"' - - ssh.execute_command(self, self.ops_server(), cmd, time_out = None) - ssh.execute_command(self, self.ops_server(),'rm ' + dest_file_name) - print("New experiment succesfully created.") - - def generate_ns_script(self, nodes, p2plinks): - ''' - Generate ns script based on network graph. - Enables to customize default node image. - - @param nodes: holds the nodes in the experiment - @param links: holds the links in the experiment - @param self: testbed info - - @return: ns2 script for Emulab experiment - ''' - - ns2_script = "# ns script generated by Rhumba\n" - ns2_script += "set ns [new Simulator]\n" - ns2_script += "source tb_compat.tcl\n" - - for node in nodes: - ns2_script += "set " + node.name + " [$ns node]\n" - ns2_script += "tb-set-node-os $" + node.name + " " + \ - self.image + "\n" - - for link in p2plinks: - ns2_script += "set " + link.name + \ - " [$ns duplex-link $" + \ - link.node_a.name + " $" + \ - link.node_b.name + " 1000Mb 0ms DropTail]\n" - - ns2_script += "$ns run\n" - - return ns2_script - - def wait_until_nodes_up(self): - ''' - Checks if nodes are up - - @param self: testbed info - ''' - print("Waiting until all nodes are up") - - cmd = '/usr/testbed/bin/script_wrapper.py expinfo -e' + \ - self.proj_name + \ - ',' + \ - self.exp_name + \ - ' -a | grep State | cut -f2,2 -d " "' - - res = ssh.execute_command(self, self.ops_server(), cmd) - active = False - if res == "active": - active = True - while active != True: - res = ssh.execute_command(self, self.ops_server(), cmd) - if res == "active": - active = True - print("Still waiting") - time.sleep(5) - - def complete_experiment_graph(self, nodes, p2plinks): - ''' - Gets the interface (ethx) to link mapping - - @param self: testbed info - @param nodes: holds the nodes in the experiment - @param links: holds the links in the experiment - ''' - - node_full_name = full_name(self, nodes[0].name) - cmd = 'cat /var/emulab/boot/topomap' - topomap = ssh.execute_command(self, node_full_name, cmd) - # Almost as ugly as yo momma - index = topomap.rfind("# lans") - topo_array = topomap[:index].split('\\n')[1:-1] - # Array contains things like 'r2b1,link7:10.1.6.3 link6:10.1.5.3' - for item in topo_array: - item_array = re.split(',? ?', item) - node_name = item_array[0] - for item2 in item_array[1:]: - item2 = item2.split(':') - link_name = item2[0] - link_ip = item2[1] - for link in p2plinks: - if link.name == link_name: - if link.node_a.name == node_name: - link.int_a.ip = link_ip - elif link.node_b.name == node_name: - link.int_b.ip = link_ip - - for node in nodes: - cmd = 'cat /var/emulab/boot/ifmap' - node_full_name = full_name(self, node.name) - output = ssh.execute_command(self, node_full_name, cmd) - output = re.split('\\\\n', output) - for item in output: - item = item.split() - for link in p2plinks: - if link.node_a.name == node.name and \ - link.int_a.ip == item[1]: - link.int_a.name = item[0] - elif link.node_b.name == node.name and \ - link.int_b.ip == item[1]: - link.int_b.name = item[0] - node.full_name = self.full_name(node.name) - - def create_experiment(self, nodes, links): - self._create_experiment(nodes, links) - self.swap_exp_in() - self.wait_until_nodes_up() - es.complete_experiment_graph(nodes, links) diff --git a/rhumba/testbeds/faketestbed.py b/rhumba/testbeds/faketestbed.py deleted file mode 100644 index 14ce2b3..0000000 --- a/rhumba/testbeds/faketestbed.py +++ /dev/null @@ -1,30 +0,0 @@ -# -# Fake testbed for Rhumba testing -# -# Vincenzo Maffione <v.maffione@nextworks.it> -# -# This library is free software; you can redistribute it and/or -# modify it under the terms of the GNU Lesser General Public -# License as published by the Free Software Foundation; either -# version 2.1 of the License, or (at your option) any later version. -# -# This library is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public -# License along with this library; if not, write to the Free Software -# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, -# MA 02110-1301 USA - -from rhumba.model import Testbed - -# Fake testbed, useful for testing -class FakeTestbed(Testbed): - def __init__(self, exp_name, username, proj_name = "ARCFIRE", - password = ""): - Testbed.__init__(self, exp_name, username, password, proj_name) - - def create_experiment(self, nodes, links): - print("[Fake testbed] experiment swapped in") diff --git a/rhumba/testbeds/jfed.py b/rhumba/testbeds/jfed.py deleted file mode 100644 index 7a504cd..0000000 --- a/rhumba/testbeds/jfed.py +++ /dev/null @@ -1,148 +0,0 @@ -# -# jFed support for Rhumba -# -# Sander Vrijders <sander.vrijders@intec.ugent.be> -# -# This library is free software; you can redistribute it and/or -# modify it under the terms of the GNU Lesser General Public -# License as published by the Free Software Foundation; either -# version 2.1 of the License, or (at your option) any later version. -# -# This library is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public -# License along with this library; if not, write to the Free Software -# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, -# MA 02110-1301 USA - -import subprocess -import getpass -import xml.dom.minidom as xml - -from rhumba.model import Testbed - -class jFedTestbed(Testbed): - def __init__(self, exp_name, username, cert_file, jfed_jar, exp_hours = "2", - proj_name = "ARCFIRE", authority = "wall2.ilabt.iminds.be"): - passwd = getpass.getpass(prompt = "Password for certificate file: ") - Testbed.__init__(self, exp_name, username, passwd, proj_name) - self.authority = "urn:publicid:IDN+" + authority + "+authority+cm" - self.auth_name = authority - self.cert_file = cert_file - self.jfed_jar = jfed_jar - self.exp_hours = exp_hours - - def create_rspec(self, nodes, links): - self.rspec = self.exp_name + ".rspec" - - impl = xml.getDOMImplementation() - doc = impl.createDocument(None, "rspec", None) - - top_el = doc.documentElement - top_el.setAttribute("xmlns", "http://www.geni.net/resources/rspec/3") - top_el.setAttribute("type", "request") - top_el.setAttribute("xmlns:emulab", "http://www.protogeni.net/resources/" + - "rspec/ext/emulab/1") - top_el.setAttribute("xmlns:jfedBonfire", "http://jfed.iminds.be/rspec/" + - "ext/jfed-bonfire/1") - top_el.setAttribute("xmlns:delay", "http://www.protogeni.net/resources/" + - "rspec/ext/delay/1") - top_el.setAttribute("xmlns:jfed-command", "http://jfed.iminds.be/" + - "rspec/ext/jfed-command/1") - top_el.setAttribute("xmlns:client", "http://www.protogeni.net/resources/" + - "rspec/ext/client/1") - top_el.setAttribute("xmlns:jfed-ssh-keys", "http://jfed.iminds.be/rspec" + - "/ext/jfed-ssh-keys/1") - top_el.setAttribute("xmlns:jfed", "http://jfed.iminds.be/rspec/ext/jfed/1") - top_el.setAttribute("xmlns:sharedvlan", "http://www.protogeni.net/" + - "resources/rspec/ext/shared-vlan/1") - top_el.setAttribute("xmlns:xsi", "http://www.w3.org/2001/" + - "XMLSchema-instance") - top_el.setAttribute("xsi:schemaLocation", "http://www.geni.net/" + - "resources/rspec/3 http://www.geni.net/" + - "resources/rspec/3/request.xsd") - - for node in nodes: - el = doc.createElement("node") - top_el.appendChild(el) - el.setAttribute("client_id", node.name) - el.setAttribute("exclusive", "true") - el.setAttribute("component_manager_id", self.authority) - - el2 = doc.createElement("sliver_type") - el.appendChild(el2) - el2.setAttribute("name", "raw-pc") - - node.ifs = 0 - for link in links: - if link.node_a == node or link.node_b == node: - el3 = doc.createElement("interface") - if link.node_a == node: - link_id = link.int_a.id = node.name + ":if" + str(node.ifs) - if link.node_b == node: - link_id = link.int_b.id = node.name + ":if" + str(node.ifs) - - el3.setAttribute("client_id", link_id) - node.ifs += 1 - el.appendChild(el3) - - for link in links: - el = doc.createElement("link") - top_el.appendChild(el) - el.setAttribute("client_id", link.name) - - el2 = doc.createElement("component_manager_id") - el2.setAttribute("name", self.authority) - el.appendChild(el2) - - el3 = doc.createElement("interface_ref") - el3.setAttribute("client_id", link.int_a.id) - el.appendChild(el3) - - el4 = doc.createElement("interface_ref") - el4.setAttribute("client_id", link.int_b.id) - el.appendChild(el4) - - file = open(self.rspec, "w") - file.write(doc.toprettyxml()) - file.close() - - def create_experiment(self, nodes, links): - self.create_rspec(nodes, links) - self.manifest = self.exp_name + ".rrspec" - - for node in nodes: - auth_name_r = self.auth_name.replace(".", "-") - node.full_name = node.name + "." + self.exp_name + "." + \ - self.proj_name + "." + auth_name_r + \ - "." + self.auth_name - - subprocess.call(["java", "-jar", self.jfed_jar, "create", "-S", \ - self.proj_name, "--rspec", \ - self.rspec, "-s", \ - self.exp_name, "-p", self.cert_file, "-k", \ - "usercert,userkeys,shareduserallkeys", "--create-slice",\ - "--manifest", self.manifest, - "-P", self.password, \ - "-e", self.exp_hours]) - - rspec = xml.parse(self.manifest) - xml_nodes = rspec.getElementsByTagName("node") - - for xml_node in xml_nodes: - n_name = xml_node.getAttribute("client_id") - intfs = xml_node.getElementsByTagName("interface") - for link in links: - if link.node_a.name == n_name: - interface = link.int_a - if link.node_b.name == n_name: - interface = link.int_b - for intf in intfs: - comp_id = intf.getAttribute("component_id") - comp_arr = comp_id.split(":") - interface.name = comp_arr[-1] - xml_ip = intf.getElementsByTagName("ip") - interface.ip = xml_ip[0].getAttribute("address") |