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-rw-r--r--resources/libraries/python/VatExecutor.py95
-rw-r--r--resources/libraries/python/VppCounters.py16
-rw-r--r--resources/libraries/python/ssh.py4
3 files changed, 55 insertions, 60 deletions
diff --git a/resources/libraries/python/VatExecutor.py b/resources/libraries/python/VatExecutor.py
index c50fdbaf9a..f29e278e67 100644
--- a/resources/libraries/python/VatExecutor.py
+++ b/resources/libraries/python/VatExecutor.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2016 Cisco and/or its affiliates.
+# Copyright (c) 2018 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:
@@ -70,9 +70,10 @@ class VatExecutor(object):
self._stdout = None
self._stderr = None
self._ret_code = None
+ self._script_name = None
- def execute_script(self, vat_name, node, timeout=15, json_out=True):
- """Copy local_path script to node, execute it and return result.
+ def execute_script(self, vat_name, node, timeout=120, json_out=True):
+ """Execute local_path script on node, and store result.
:param vat_name: Name of the vat script file. Only the file name of
the script is required, the resources path is prepended automatically.
@@ -83,31 +84,28 @@ class VatExecutor(object):
:type node: dict
:type timeout: int
:type json_out: bool
- :returns: Status code, stdout and stderr of executed VAT script.
- :rtype: tuple
:raises RuntimeError: If VAT script execution failed.
"""
-
ssh = SSH()
try:
ssh.connect(node)
except:
raise SSHException("Cannot open SSH connection to execute VAT "
- "command(s) from template {0}".format(vat_name))
+ "command(s) from vat script {name}"
+ .format(name=vat_name))
remote_file_path = '{0}/{1}/{2}'.format(Constants.REMOTE_FW_DIR,
Constants.RESOURCES_TPL_VAT,
vat_name)
- # TODO this overwrites the output if the vat script has been used twice
- # remote_file_out = remote_file_path + ".out"
- cmd = "sudo -S {vat} {json} in {input} script".format(
- vat=Constants.VAT_BIN_NAME,
+ cmd = "{vat_bin} {json} in {vat_path} script".format(
+ vat_bin=Constants.VAT_BIN_NAME,
json="json" if json_out is True else "",
- input=remote_file_path)
+ vat_path=remote_file_path)
try:
- (ret_code, stdout, stderr) = ssh.exec_command(cmd, timeout)
+ ret_code, stdout, stderr = ssh.exec_command_sudo(cmd=cmd,
+ timeout=timeout)
except SSHTimeout:
logger.error("VAT script execution timeout: {0}".format(cmd))
raise
@@ -117,12 +115,12 @@ class VatExecutor(object):
self._ret_code = ret_code
self._stdout = stdout
self._stderr = stderr
+ self._script_name = vat_name
- # TODO: download vpp_api_test output file
- # self._delete_files(node, remote_file_path, remote_file_out)
-
- def scp_and_execute_script(self, vat_name, node, timeout=15, json_out=True):
+ def scp_and_execute_script(self, vat_name, node, timeout=120,
+ json_out=True):
"""Copy vat_name script to node, execute it and return result.
+ Store the content of vat script in VAT history.
:param vat_name: Name of the vat script file.
Full path and name of the script is required.
@@ -133,80 +131,80 @@ class VatExecutor(object):
:type node: dict
:type timeout: int
:type json_out: bool
- :returns: Status code, stdout and stderr of executed VAT script.
- :rtype: tuple
:raises RuntimeError: If VAT script execution failed.
"""
-
ssh = SSH()
try:
ssh.connect(node)
except:
raise SSHException("Cannot open SSH connection to execute VAT "
- "command(s) from template {0}".format(vat_name))
+ "command(s) from vat script {name}"
+ .format(name=vat_name))
ssh.scp(vat_name, vat_name)
- cmd = "sudo -S {vat} {json} in {input} script".format(
+ cmd = "{vat_bin} {json} in {vat_path} script".format(
+ vat_bin=Constants.VAT_BIN_NAME,
json="json" if json_out is True else "",
- vat=Constants.VAT_BIN_NAME,
- input=vat_name)
+ vat_path=vat_name)
with open(vat_name, 'r') as tmp_f:
VatHistory.add_to_vat_history(node, tmp_f.read())
try:
- (ret_code, stdout, stderr) = ssh.exec_command(cmd, timeout)
+ ret_code, stdout, stderr = ssh.exec_command_sudo(cmd=cmd,
+ timeout=timeout)
except SSHTimeout:
- logger.error("VAT script execution timeout: {0}".format(cmd))
+ logger.error("VAT script execution timeout: {cmd}".format(cmd=cmd))
raise
except:
- raise RuntimeError("VAT script execution failed: {0}".format(cmd))
+ raise RuntimeError("VAT script execution failed: {cmd}"
+ .format(cmd=cmd))
self._ret_code = ret_code
self._stdout = stdout
self._stderr = stderr
+ self._script_name = vat_name
self._delete_files(node, vat_name)
- def scp_and_execute_cli_script(self, fname, node, timeout=15,
+ def scp_and_execute_cli_script(self, vat_name, node, timeout=120,
json_out=True):
"""Copy vat_name script to node, execute it and return result.
+ Store the content of vat script in VAT history.
- :param fname: Name of the VPP script file.
+ :param vat_name: Name of the VPP script file.
Full path and name of the script is required.
:param node: Node to execute the VPP script on.
:param timeout: Seconds to allow the script to run.
:param json_out: Require JSON output.
- :type fname: str
+ :type vat_name: str
:type node: dict
:type timeout: int
:type json_out: bool
- :returns: Status code, stdout and stderr of executed CLI script.
- :rtype: tuple
:raises RuntimeError: If CLI script execution failed.
"""
-
ssh = SSH()
try:
ssh.connect(node)
except:
- raise SSHException("Cannot open SSH connection to execute CLI "
- "command(s) from template {0}".format(fname))
+ raise SSHException("Cannot open SSH connection to execute VAT "
+ "command(s) from vat script {name}"
+ .format(name=vat_name))
- ssh.scp(fname, fname)
+ ssh.scp(vat_name, vat_name)
- cmd = "{vat} {json}".format(json="json" if json_out is True else "",
- vat=Constants.VAT_BIN_NAME)
- cmd_input = "exec exec {0}".format(fname)
+ cmd = "{vat_bin} {json}".format(vat_bin=Constants.VAT_BIN_NAME,
+ json="json" if json_out is True else "")
+ cmd_input = "exec exec {vat_path}".format(vat_path=vat_name)
VatHistory.add_to_vat_history(node, cmd_input)
- with open(fname, 'r') as tmp_f:
+ with open(vat_name, 'r') as tmp_f:
VatHistory.add_to_vat_history(node, tmp_f.read())
try:
- (ret_code, stdout, stderr) = ssh.exec_command_sudo(cmd, cmd_input,
- timeout)
+ ret_code, stdout, stderr = ssh.exec_command_sudo(cmd, cmd_input,
+ timeout)
except SSHTimeout:
logger.error("CLI script execution timeout: {0}{1}".
format(cmd, "<<< " + cmd_input if cmd_input else ""))
@@ -218,10 +216,11 @@ class VatExecutor(object):
self._ret_code = ret_code
self._stdout = stdout
self._stderr = stderr
+ self._script_name = cmd_input
- self._delete_files(node, fname)
+ self._delete_files(node, vat_name)
- def execute_script_json_out(self, vat_name, node, timeout=15):
+ def execute_script_json_out(self, vat_name, node, timeout=120):
"""Pass all arguments to 'execute_script' method, then cleanup returned
json output.
@@ -249,7 +248,7 @@ class VatExecutor(object):
ssh = SSH()
ssh.connect(node)
files = " ".join([str(x) for x in files])
- ssh.exec_command("rm {0}".format(files))
+ ssh.exec_command("rm {files}".format(files=files))
def script_should_have_failed(self):
"""Read return code from last executed script and raise exception if the
@@ -258,7 +257,8 @@ class VatExecutor(object):
raise Exception("First execute the script!")
if self._ret_code == 0:
raise AssertionError(
- "Script execution passed, but failure was expected")
+ "VAT Script execution passed, but failure was expected: {cmd}"
+ .format(cmd=self._script_name))
def script_should_have_passed(self):
"""Read return code from last executed script and raise exception if the
@@ -267,7 +267,8 @@ class VatExecutor(object):
raise Exception("First execute the script!")
if self._ret_code != 0:
raise AssertionError(
- "Script execution failed, but success was expected")
+ "VAT Script execution failed, but success was expected: {cmd}"
+ .format(cmd=self._script_name))
def get_script_stdout(self):
"""Returns value of stdout from last executed script."""
diff --git a/resources/libraries/python/VppCounters.py b/resources/libraries/python/VppCounters.py
index 8247a1e8ab..5dc14a9a4e 100644
--- a/resources/libraries/python/VppCounters.py
+++ b/resources/libraries/python/VppCounters.py
@@ -26,16 +26,6 @@ class VppCounters(object):
def __init__(self):
self._stats_table = None
- def vpp_nodes_clear_interface_counters(self, nodes):
- """Clear interface counters on all VPP nodes in topology.
-
- :param nodes: Nodes in topology.
- :type nodes: dict
- """
- for node in nodes.values():
- if node['type'] == NodeType.DUT:
- self.vpp_clear_interface_counters(node)
-
@staticmethod
def vpp_show_errors(node):
"""Run "show errors" debug CLI command.
@@ -45,6 +35,7 @@ class VppCounters(object):
"""
vat = VatExecutor()
vat.execute_script("show_errors.vat", node, json_out=False)
+ vat.script_should_have_passed()
@staticmethod
def vpp_show_errors_verbose(node):
@@ -55,6 +46,7 @@ class VppCounters(object):
"""
vat = VatExecutor()
vat.execute_script("show_errors_verbose.vat", node, json_out=False)
+ vat.script_should_have_passed()
@staticmethod
def vpp_show_errors_on_all_duts(nodes, verbose=False):
@@ -82,6 +74,7 @@ class VppCounters(object):
"""
vat = VatExecutor()
vat.execute_script("show_runtime.vat", node, json_out=False)
+ vat.script_should_have_passed()
@staticmethod
def show_runtime_counters_on_all_duts(nodes):
@@ -103,6 +96,7 @@ class VppCounters(object):
"""
vat = VatExecutor()
vat.execute_script("show_runtime_verbose.vat", node, json_out=False)
+ vat.script_should_have_passed()
@staticmethod
def vpp_show_hardware_detail(node):
@@ -113,6 +107,7 @@ class VppCounters(object):
"""
vat = VatExecutor()
vat.execute_script("show_hardware_detail.vat", node, json_out=False)
+ vat.script_should_have_passed()
@staticmethod
def vpp_clear_runtime(node):
@@ -123,6 +118,7 @@ class VppCounters(object):
"""
vat = VatExecutor()
vat.execute_script("clear_runtime.vat", node, json_out=False)
+ vat.script_should_have_passed()
@staticmethod
def clear_runtime_counters_on_all_duts(nodes):
diff --git a/resources/libraries/python/ssh.py b/resources/libraries/python/ssh.py
index 11b05837bf..7fa10bcb51 100644
--- a/resources/libraries/python/ssh.py
+++ b/resources/libraries/python/ssh.py
@@ -132,7 +132,6 @@ class SSH(object):
:rtype: tuple(int, str, str)
:raise SSHTimeout: If command is not finished in timeout time.
"""
- start = time()
stdout = StringIO.StringIO()
stderr = StringIO.StringIO()
try:
@@ -147,6 +146,7 @@ class SSH(object):
logger.trace('exec_command on {0}: {1}'
.format(self._ssh.get_transport().getpeername(), cmd))
+ start = time()
chan.exec_command(cmd)
while not chan.exit_status_ready() and timeout is not None:
if chan.recv_ready():
@@ -176,8 +176,6 @@ class SSH(object):
logger.trace('exec_command on {0} took {1} seconds'.format(
self._ssh.get_transport().getpeername(), end-start))
- logger.trace('chan_recv/_stderr took {} seconds'.format(time()-end))
-
logger.trace('return RC {}'.format(return_code))
logger.trace('return STDOUT {}'.format(stdout.getvalue()))
logger.trace('return STDERR {}'.format(stderr.getvalue()))