CSIT-1450: PAPI executor
[csit.git] / resources / libraries / python / VPPUtil.py
index 32e1bb4..1bc1b43 100644 (file)
@@ -1,4 +1,4 @@
-# Copyright (c) 2016 Cisco and/or its affiliates.
+# Copyright (c) 2019 Cisco and/or its affiliates.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at:
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-"""VPP util library"""
-from resources.libraries.python.ssh import SSH
+"""VPP util library."""
+
+import time
+
+from robot.api import logger
+
+from resources.libraries.python.Constants import Constants
+from resources.libraries.python.DUTSetup import DUTSetup
+from resources.libraries.python.PapiExecutor import PapiExecutor
+from resources.libraries.python.ssh import exec_cmd, exec_cmd_no_error
+from resources.libraries.python.topology import NodeType
+from resources.libraries.python.VatExecutor import VatExecutor
 
 
 class VPPUtil(object):
@@ -26,7 +36,7 @@ class VPPUtil(object):
 
         :param node: VPP node.
         :param additional_cmds: Additional commands that the vpp should print
-         settings for.
+            settings for.
         :type node: dict
         :type additional_cmds: tuple
         """
@@ -42,11 +52,258 @@ class VPPUtil(object):
         if additional_cmds:
             for cmd in additional_cmds:
                 def_setting_tb_displayed['Custom Setting: {}'.format(cmd)] = cmd
-        ssh = SSH()
-        ssh.connect(node)
-        print("=" * 40)
-        for key, value in def_setting_tb_displayed.iteritems():
-            (_, stdout, _) = ssh.exec_command_sudo('vppctl sh {}'.format(value))
-            print("{} : {} \n".format(key, value))
-            print(stdout)
-            print("=" * 40)
+
+        for _, cmd in def_setting_tb_displayed.items():
+            command = 'vppctl sh {cmd}'.format(cmd=cmd)
+            exec_cmd_no_error(node, command, timeout=30, sudo=True)
+
+    @staticmethod
+    def start_vpp_service(node, retries=60):
+        """Start VPP service on the specified node.
+
+        :param node: VPP node.
+        :param retries: Number of times (default 60) to re-try waiting.
+        :type node: dict
+        :type retries: int
+        :raises RuntimeError: If VPP service fails to start.
+        """
+        DUTSetup.start_service(node, Constants.VPP_UNIT)
+        # Sleep 1 second, up to <retry> times,
+        # and verify if VPP is running.
+        for _ in range(retries):
+            time.sleep(1)
+            command = 'vppctl show pci'
+            ret, stdout, _ = exec_cmd(node, command, timeout=30, sudo=True)
+            if not ret and 'Connection refused' not in stdout:
+                break
+        else:
+            raise RuntimeError('VPP failed to start on host {name}'.
+                               format(name=node['host']))
+        DUTSetup.get_service_logs(node, Constants.VPP_UNIT)
+
+    @staticmethod
+    def start_vpp_service_on_all_duts(nodes):
+        """Start up the VPP service on all nodes.
+
+        :param nodes: Nodes in the topology.
+        :type nodes: dict
+        """
+        for node in nodes.values():
+            if node['type'] == NodeType.DUT:
+                VPPUtil.start_vpp_service(node)
+
+    @staticmethod
+    def stop_vpp_service(node):
+        """Stop VPP service on the specified node.
+
+        :param node: VPP node.
+        :type node: dict
+        :raises RuntimeError: If VPP service fails to stop.
+        """
+        DUTSetup.stop_service(node, Constants.VPP_UNIT)
+
+    @staticmethod
+    def stop_vpp_service_on_all_duts(nodes):
+        """Stop VPP service on all nodes.
+
+        :param nodes: Nodes in the topology.
+        :type nodes: dict
+        """
+        for node in nodes.values():
+            if node['type'] == NodeType.DUT:
+                VPPUtil.stop_vpp_service(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.
+        """
+        VPPUtil.vpp_show_version_verbose(node)
+        VPPUtil.vpp_show_interfaces(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
+        """
+        for node in nodes.values():
+            if node['type'] == NodeType.DUT:
+                VPPUtil.start_vpp_service(node)
+                VPPUtil.verify_vpp_on_dut(node)
+
+    @staticmethod
+    def vpp_show_version(node, verbose=False):
+        """Run "show_version" PAPI command.
+
+        :param node: Node to run command on.
+        :param verbose: Show version, compile date and compile location if True
+            otherwise show only version.
+        :type node: dict
+        :type verbose: bool
+        """
+
+        with PapiExecutor(node) as papi_exec:
+            papi_resp = papi_exec.add('show_version').execute_should_pass()
+        data = papi_resp.reply[0]['api_reply']['show_version_reply']
+        version = ('VPP version:      {ver}\n'.
+                   format(ver=data['version'].rstrip('\0x00')))
+        if verbose:
+            version += ('Compile date:     {date}\n'
+                        'Compile location: {loc}\n '.
+                        format(date=data['build_date'].rstrip('\0x00'),
+                               loc=data['build_directory'].rstrip('\0x00')))
+        logger.info(version)
+
+    @staticmethod
+    def vpp_show_version_verbose(node):
+        """Run "show_version" API command and return verbose string of version
+        data.
+
+        :param node: Node to run command on.
+        :type node: dict
+        """
+        VPPUtil.vpp_show_version(node, verbose=True)
+
+    @staticmethod
+    def show_vpp_version_on_all_duts(nodes):
+        """Show VPP version on all DUTs.
+
+        :param nodes: VPP nodes.
+        :type nodes: dict
+        """
+        for node in nodes.values():
+            if node['type'] == NodeType.DUT:
+                VPPUtil.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_show_crypto_device_mapping(node):
+        """Run "show crypto device mapping" CLI command.
+
+        :param node: Node to run command on.
+        :type node: dict
+        """
+        vat = VatExecutor()
+        vat.execute_script("show_crypto_device_mapping.vat", node,
+                           json_out=False)
+
+    @staticmethod
+    def vpp_api_trace_dump(node):
+        """Run "api trace custom-dump" CLI command.
+
+        :param node: Node to run command on.
+        :type node: dict
+        """
+        vat = VatExecutor()
+        vat.execute_script("api_trace_dump.vat", node, json_out=False)
+
+    @staticmethod
+    def vpp_api_trace_save(node):
+        """Run "api trace save" CLI command.
+
+        :param node: Node to run command on.
+        :type node: dict
+        """
+        vat = VatExecutor()
+        vat.execute_script("api_trace_save.vat", node, json_out=False)
+
+    @staticmethod
+    def vpp_enable_traces_on_dut(node):
+        """Enable vpp packet traces on the DUT node.
+
+        :param node: DUT node to set up.
+        :type node: dict
+        """
+        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)
+        vat.execute_script("enable_memif_traces.vat", node, json_out=False)
+
+    @staticmethod
+    def vpp_enable_traces_on_all_duts(nodes):
+        """Enable vpp packet traces on all DUTs in the given topology.
+
+        :param nodes: Nodes in the topology.
+        :type nodes: dict
+        """
+        for node in nodes.values():
+            if node['type'] == NodeType.DUT:
+                VPPUtil.vpp_enable_traces_on_dut(node)
+
+    @staticmethod
+    def vpp_enable_elog_traces_on_dut(node):
+        """Enable API/CLI/Barrier traces on the DUT node.
+
+        :param node: DUT node to set up.
+        :type node: dict
+        """
+        vat = VatExecutor()
+        vat.execute_script("elog_trace_api_cli_barrier.vat", node,
+                           json_out=False)
+
+    @staticmethod
+    def vpp_enable_elog_traces_on_all_duts(nodes):
+        """Enable API/CLI/Barrier traces on all DUTs in the given topology.
+
+        :param nodes: Nodes in the topology.
+        :type nodes: dict
+        """
+        for node in nodes.values():
+            if node['type'] == NodeType.DUT:
+                VPPUtil.vpp_enable_elog_traces_on_dut(node)
+
+    @staticmethod
+    def show_event_logger_on_dut(node):
+        """Show event logger on the DUT node.
+
+        :param node: DUT node to show traces on.
+        :type node: dict
+        """
+        vat = VatExecutor()
+        vat.execute_script("show_event_logger.vat", node, json_out=False)
+
+    @staticmethod
+    def show_event_logger_on_all_duts(nodes):
+        """Show event logger on all DUTs in the given topology.
+
+        :param nodes: Nodes in the topology.
+        :type nodes: dict
+        """
+        for node in nodes.values():
+            if node['type'] == NodeType.DUT:
+                VPPUtil.show_event_logger_on_dut(node)
+
+    @staticmethod
+    def vpp_show_threads(node):
+        """Show VPP threads on node.
+
+        :param node: Node to run command on.
+        :type node: dict
+        :returns: VPP thread data.
+        :rtype: list
+        """
+
+        with PapiExecutor(node) as papi_exec:
+            resp = papi_exec.add('show_threads').execute_should_pass()
+        return resp.reply[0]['api_reply']['show_threads_reply']['thread_data']