diff options
Diffstat (limited to 'resources/libraries/python/DUTSetup.py')
| -rw-r--r-- | resources/libraries/python/DUTSetup.py | 200 |
1 files changed, 186 insertions, 14 deletions
diff --git a/resources/libraries/python/DUTSetup.py b/resources/libraries/python/DUTSetup.py index e0479cfb60..4cb4ad4040 100644 --- a/resources/libraries/python/DUTSetup.py +++ b/resources/libraries/python/DUTSetup.py @@ -24,6 +24,63 @@ from resources.libraries.python.VPPUtil import VPPUtil class DUTSetup(object): """Contains methods for setting up DUTs.""" + + @staticmethod + def get_service_logs(node, service): + """Get specific service unit logs by journalctl from node. + + :param node: Node in the topology. + :param service: Service unit name. + :type node: dict + :type service: str + """ + ssh = SSH() + ssh.connect(node) + ret_code, _, _ = \ + ssh.exec_command_sudo('journalctl --no-pager --unit={name} ' + '--since="$(echo `systemctl show -p ' + 'ActiveEnterTimestamp {name}` | ' + 'awk \'{{print $2 $3}}\')"'. + format(name=service)) + if int(ret_code) != 0: + raise RuntimeError('DUT {host} failed to get logs from unit {name}'. + format(host=node['host'], name=service)) + + @staticmethod + def get_service_logs_on_all_duts(nodes, service): + """Get specific service unit logs by journalctl from all DUTs. + + :param nodes: Nodes in the topology. + :param service: Service unit name. + :type nodes: dict + :type service: str + """ + for node in nodes.values(): + if node['type'] == NodeType.DUT: + DUTSetup.get_service_logs(node, service) + + @staticmethod + def start_service(node, service): + """Start up the named service on node. + + :param node: Node in the topology. + :param service: Service unit name. + :type node: dict + :type service: str + """ + ssh = SSH() + ssh.connect(node) + # We are doing restart. With this we do not care if service + # was running or not. + ret_code, _, _ = \ + ssh.exec_command_sudo('service {name} restart'. + format(name=service), timeout=120) + if int(ret_code) != 0: + raise RuntimeError('DUT {host} failed to start service {name}'. + format(host=node['host'], name=service)) + + DUTSetup.get_service_logs(node, service) + @staticmethod def start_vpp_service_on_all_duts(nodes): """Start up the VPP service on all nodes. @@ -31,17 +88,9 @@ class DUTSetup(object): :param nodes: Nodes in the topology. :type nodes: dict """ - ssh = SSH() for node in nodes.values(): if node['type'] == NodeType.DUT: - ssh.connect(node) - (ret_code, stdout, stderr) = \ - ssh.exec_command_sudo('service vpp restart', timeout=120) - if int(ret_code) != 0: - logger.debug('stdout: {0}'.format(stdout)) - logger.debug('stderr: {0}'.format(stderr)) - raise Exception('DUT {0} failed to start VPP service'. - format(node['host'])) + DUTSetup.start_service(node, Constants.VPP_UNIT) @staticmethod def vpp_show_version_verbose(node): @@ -53,6 +102,12 @@ class DUTSetup(object): vat = VatExecutor() vat.execute_script("show_version_verbose.vat", node, json_out=False) + try: + vat.script_should_have_passed() + except AssertionError: + raise RuntimeError('Failed to get VPP version on host: {name}'. + format(name=node['host'])) + @staticmethod def show_vpp_version_on_all_duts(nodes): """Show VPP version verbose on all DUTs. @@ -65,6 +120,22 @@ class DUTSetup(object): DUTSetup.vpp_show_version_verbose(node) @staticmethod + def vpp_show_interfaces(node): + """Run "show interface" CLI command. + + :param node: Node to run command on. + :type node: dict + """ + vat = VatExecutor() + vat.execute_script("show_interface.vat", node, json_out=False) + + try: + vat.script_should_have_passed() + except AssertionError: + raise RuntimeError('Failed to get VPP interfaces on host: {name}'. + format(name=node['host'])) + + @staticmethod def vpp_api_trace_save(node): """Run "api trace save" CLI command. @@ -103,17 +174,15 @@ class DUTSetup(object): ssh = SSH() ssh.connect(node) - (ret_code, stdout, stderr) = \ + ret_code, _, _ = \ ssh.exec_command('sudo -Sn bash {0}/{1}/dut_setup.sh'. format(Constants.REMOTE_FW_DIR, Constants.RESOURCES_LIB_SH), timeout=120) logger.trace(stdout) logger.trace(stderr) if int(ret_code) != 0: - logger.debug('DUT {0} setup script failed: "{1}"'. - format(node['host'], stdout + stderr)) - raise Exception('DUT test setup script failed at node {}'. - format(node['host'])) + raise RuntimeError('DUT test setup script failed at node {name}'. + format(name=node['host'])) @staticmethod def get_vpp_pid(node): @@ -429,3 +498,106 @@ class DUTSetup(object): vat = VatExecutor() vat.execute_script("enable_dpdk_traces.vat", node, json_out=False) vat.execute_script("enable_vhost_user_traces.vat", node, json_out=False) + + @staticmethod + def install_vpp_on_all_duts(nodes, vpp_pkg_dir, vpp_rpm_pkgs, vpp_deb_pkgs): + """Install VPP on all DUT nodes. + + :param nodes: Nodes in the topology. + :param vpp_pkg_dir: Path to directory where VPP packages are stored. + :param vpp_rpm_pkgs: List of VPP rpm packages to be installed. + :param vpp_deb_pkgs: List of VPP deb packages to be installed. + :type nodes: dict + :type vpp_pkg_dir: str + :type vpp_rpm_pkgs: list + :type vpp_deb_pkgs: list + :raises: RuntimeError if failed to remove or install VPP + """ + + logger.debug("Installing VPP") + + for node in nodes.values(): + if node['type'] == NodeType.DUT: + logger.debug("Installing VPP on node {0}".format(node['host'])) + + ssh = SSH() + ssh.connect(node) + + cmd = "[[ -f /etc/redhat-release ]]" + return_code, _, _ = ssh.exec_command(cmd) + if int(return_code) == 0: + # workaroud - uninstall existing vpp installation until + # start-testcase script is updated on all virl servers + rpm_pkgs_remove = "vpp*" + cmd_u = 'yum -y remove "{0}"'.format(rpm_pkgs_remove) + r_rcode, _, r_err = ssh.exec_command_sudo(cmd_u, timeout=90) + if int(r_rcode) != 0: + raise RuntimeError('Failed to remove previous VPP' + 'installation on host {0}:\n{1}' + .format(node['host'], r_err)) + + rpm_pkgs = "*.rpm ".join(str(vpp_pkg_dir + pkg) + for pkg in vpp_rpm_pkgs) + "*.rpm" + cmd_i = "rpm -ivh {0}".format(rpm_pkgs) + ret_code, _, err = ssh.exec_command_sudo(cmd_i, timeout=90) + if int(ret_code) != 0: + raise RuntimeError('Failed to install VPP on host {0}:' + '\n{1}'.format(node['host'], err)) + else: + ssh.exec_command_sudo("rpm -qai vpp*") + logger.info("VPP installed on node {0}". + format(node['host'])) + else: + # workaroud - uninstall existing vpp installation until + # start-testcase script is updated on all virl servers + deb_pkgs_remove = "vpp*" + cmd_u = 'apt-get purge -y "{0}"'.format(deb_pkgs_remove) + r_rcode, _, r_err = ssh.exec_command_sudo(cmd_u, timeout=90) + if int(r_rcode) != 0: + raise RuntimeError('Failed to remove previous VPP' + 'installation on host {0}:\n{1}' + .format(node['host'], r_err)) + deb_pkgs = "*.deb ".join(str(vpp_pkg_dir + pkg) + for pkg in vpp_deb_pkgs) + "*.deb" + cmd_i = "dpkg -i --force-all {0}".format(deb_pkgs) + ret_code, _, err = ssh.exec_command_sudo(cmd_i, timeout=90) + if int(ret_code) != 0: + raise RuntimeError('Failed to install VPP on host {0}:' + '\n{1}'.format(node['host'], err)) + else: + ssh.exec_command_sudo("dpkg -l | grep vpp") + logger.info("VPP installed on node {0}". + format(node['host'])) + + ssh.disconnect(node) + + @staticmethod + def verify_vpp_on_all_duts(nodes): + """Verify that VPP is installed on all DUT nodes. + + :param nodes: Nodes in the topology. + :type nodes: dict + """ + + logger.debug("Verify VPP on all DUTs") + + DUTSetup.start_vpp_service_on_all_duts(nodes) + + for node in nodes.values(): + if node['type'] == NodeType.DUT: + DUTSetup.verify_vpp_on_dut(node) + + @staticmethod + def verify_vpp_on_dut(node): + """Verify that VPP is installed on DUT node. + + :param node: DUT node. + :type node: dict + :raises: RuntimeError if failed to restart VPP, get VPP version or + get VPP interfaces + """ + + logger.debug("Verify VPP on node {0}".format(node['host'])) + + DUTSetup.vpp_show_version_verbose(node) + DUTSetup.vpp_show_interfaces(node) |