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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
import logging
import requests
from requests.exceptions import HTTPError
from taskgraph.taskgraph import TaskGraph
from taskgraph.util.taskcluster import get_artifact_from_index, get_task_definition
from gecko_taskgraph.util.taskgraph import find_decision_task
from .registry import register_callback_action
from .util import combine_task_graph_files, create_tasks
PUSHLOG_TMPL = "{}/json-pushes?version=2&startID={}&endID={}"
INDEX_TMPL = "gecko.v2.{}.pushlog-id.{}.decision"
logger = logging.getLogger(__name__)
@register_callback_action(
title="GeckoProfile",
name="geckoprofile",
symbol="Gp",
description=(
"Take the label of the current task, "
"and trigger the task with that label "
"on previous pushes in the same project "
"while adding the --gecko-profile cmd arg."
),
order=200,
context=[{"test-type": "talos"}, {"test-type": "raptor"}],
schema={},
available=lambda parameters: True,
)
def geckoprofile_action(parameters, graph_config, input, task_group_id, task_id):
task = get_task_definition(task_id)
label = task["metadata"]["name"]
pushes = []
depth = 2
end_id = int(parameters["pushlog_id"])
while True:
start_id = max(end_id - depth, 0)
pushlog_url = PUSHLOG_TMPL.format(
parameters["head_repository"], start_id, end_id
)
r = requests.get(pushlog_url)
r.raise_for_status()
pushes = pushes + list(r.json()["pushes"].keys())
if len(pushes) >= depth:
break
end_id = start_id - 1
start_id -= depth
if start_id < 0:
break
pushes = sorted(pushes)[-depth:]
backfill_pushes = []
for push in pushes:
try:
full_task_graph = get_artifact_from_index(
INDEX_TMPL.format(parameters["project"], push),
"public/full-task-graph.json",
)
_, full_task_graph = TaskGraph.from_json(full_task_graph)
label_to_taskid = get_artifact_from_index(
INDEX_TMPL.format(parameters["project"], push),
"public/label-to-taskid.json",
)
push_params = get_artifact_from_index(
INDEX_TMPL.format(parameters["project"], push), "public/parameters.yml"
)
push_decision_task_id = find_decision_task(push_params, graph_config)
except HTTPError as e:
logger.info(f"Skipping {push} due to missing index artifacts! Error: {e}")
continue
if label in full_task_graph.tasks.keys():
def modifier(task):
if task.label != label:
return task
cmd = task.task["payload"]["command"]
task.task["payload"]["command"] = add_args_to_perf_command(
cmd, ["--gecko-profile"]
)
task.task["extra"]["treeherder"]["symbol"] += "-p"
task.task["extra"]["treeherder"]["groupName"] += " (profiling)"
return task
create_tasks(
graph_config,
[label],
full_task_graph,
label_to_taskid,
push_params,
push_decision_task_id,
push,
modifier=modifier,
)
backfill_pushes.append(push)
else:
logging.info(f"Could not find {label} on {push}. Skipping.")
combine_task_graph_files(backfill_pushes)
def add_args_to_perf_command(payload_commands, extra_args=[]):
"""
Add custom command line args to a given command.
args:
payload_commands: the raw command as seen by taskcluster
extra_args: array of args we want to inject
"""
perf_command_idx = -1 # currently, it's the last (or only) command
perf_command = payload_commands[perf_command_idx]
command_form = "default"
if isinstance(perf_command, str):
# windows has a single command, in long string form
perf_command = perf_command.split(" ")
command_form = "string"
# osx & linux have an array of subarrays
perf_command.extend(extra_args)
if command_form == "string":
# pack it back to list
perf_command = " ".join(perf_command)
payload_commands[perf_command_idx] = perf_command
return payload_commands