"""This module exists to provide setup utilities for the framework on topology
nodes. All tasks required to be run before the actual tests are started is
supposed to end up here.
+
+TODO: Figure out how to export JSON from SSH outside main Robot thread.
"""
from os import environ, remove
-import socket # For catching socket.timeout.
from tempfile import NamedTemporaryFile
import threading
+import traceback
from robot.api import logger
node, cmd,
message=f"Failed to extract {tarball} at node {node[u'type']} "
f"host {node[u'host']}, port {node[u'port']}",
- timeout=30, include_reason=True
+ timeout=240, include_reason=True, export=False
)
logger.console(
f"Extracting tarball to {con.REMOTE_FW_DIR} on {node[u'type']} "
def create_env_directory_at_node(node):
"""Create fresh virtualenv to a directory, install pip requirements.
+ Return stdout and stderr of the command,
+ so we see which installs are behaving weird (e.g. attempting download).
+
:param node: Node to create virtualenv on.
:type node: dict
- :returns: nothing
+ :returns: Stdout and stderr.
+ :rtype: str, str
:raises RuntimeError: When failed to setup virtualenv.
"""
logger.console(
f"-p $(which python3) --system-site-packages --never-download env " \
f"&& source env/bin/activate && ANSIBLE_SKIP_CONFLICT_CHECK=1 " \
f"pip3 install -r requirements.txt"
- exec_cmd_no_error(
- node, cmd, timeout=100, include_reason=True,
+ stdout, stderr = exec_cmd_no_error(
+ node, cmd, timeout=100, include_reason=True, export=False,
message=f"Failed install at node {node[u'type']} host {node[u'host']}, "
f"port {node[u'port']}"
)
f"Virtualenv setup on {node[u'type']} host {node[u'host']}, "
f"port {node[u'port']} done."
)
+ return stdout, stderr
-def setup_node(node, tarball, remote_tarball, results=None):
+def setup_node(node, tarball, remote_tarball, results=None, logs=None):
"""Copy a tarball to a node and extract it.
:param node: A node where the tarball will be copied and extracted.
:param tarball: Local path of tarball to be copied.
:param remote_tarball: Remote path of the tarball.
:param results: A list where to store the result of node setup, optional.
+ :param logs: A list where to store anything that should be logged.
:type node: dict
:type tarball: str
:type remote_tarball: str
:type results: list
+ :type logs: list
:returns: True - success, False - error
:rtype: bool
"""
copy_tarball_to_node(tarball, node)
extract_tarball_at_node(remote_tarball, node)
if node[u"type"] == NodeType.TG:
- create_env_directory_at_node(node)
- except (RuntimeError, socket.timeout) as exc:
- logger.console(
- f"Node {node[u'type']} host {node[u'host']}, port {node[u'port']} "
- f"setup failed, error: {exc!r}"
- )
+ stdout, stderr = create_env_directory_at_node(node)
+ if isinstance(logs, list):
+ logs.append(f"{node[u'host']} Env stdout: {stdout}")
+ logs.append(f"{node[u'host']} Env stderr: {stderr}")
+ except Exception:
+ # any exception must result in result = False
+ # since this runs in a thread and can't be caught anywhere else
+ err_msg = f"Node {node[u'type']} host {node[u'host']}, " \
+ f"port {node[u'port']} setup failed."
+ logger.console(err_msg)
+ if isinstance(logs, list):
+ logs.append(f"{err_msg} Exception: {traceback.format_exc()}")
result = False
else:
logger.console(
node, f"sudo rm -rf {con.REMOTE_FW_DIR}",
message=f"Framework delete failed at node {node[u'type']} "
f"host {node[u'host']}, port {node[u'port']}",
- timeout=100, include_reason=True
+ timeout=100, include_reason=True, export=False
)
logger.console(
f"Deleting framework directory on {node[u'type']} host {node[u'host']},"
)
-def cleanup_node(node, results=None):
+def cleanup_node(node, results=None, logs=None):
"""Delete a tarball from a node.
:param node: A node where the tarball will be delete.
:param results: A list where to store the result of node cleanup, optional.
+ :param logs: A list where to store anything that should be logged.
:type node: dict
:type results: list
+ :type logs: list
:returns: True - success, False - error
:rtype: bool
"""
try:
delete_framework_dir(node)
- except RuntimeError:
- logger.error(
- f"Cleanup of node {node[u'type']} host {node[u'host']}, "
- f"port {node[u'port']} failed."
- )
+ except Exception:
+ err_msg = f"Cleanup of node {node[u'type']} host {node[u'host']}, " \
+ f"port {node[u'port']} failed."
+ logger.console(err_msg)
+ if isinstance(logs, list):
+ logs.append(f"{err_msg} Exception: {traceback.format_exc()}")
result = False
else:
logger.console(
remote_tarball = f"{tarball}"
results = list()
+ logs = list()
threads = list()
for node in nodes.values():
- args = node, tarball, remote_tarball, results
+ args = node, tarball, remote_tarball, results, logs
thread = threading.Thread(target=setup_node, args=args)
thread.start()
threads.append(thread)
logger.info(f"Results: {results}")
+ for log in logs:
+ logger.trace(log)
+
delete_local_tarball(tarball)
if all(results):
logger.console(u"All nodes are ready.")
"""
results = list()
+ logs = list()
threads = list()
for node in nodes.values():
- thread = threading.Thread(target=cleanup_node, args=(node, results))
+ thread = threading.Thread(target=cleanup_node,
+ args=(node, results, logs))
thread.start()
threads.append(thread)
logger.info(f"Results: {results}")
+ for log in logs:
+ logger.trace(log)
+
if all(results):
logger.console(u"All nodes cleaned up.")
else: