Permalink
Branch: master
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
794 lines (666 sloc) 28.6 KB
# coding: utf8
# Copyright 2018 The Servo Project Developers. See the COPYRIGHT
# file at the top-level directory of this distribution.
#
# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
# option. This file may not be copied, modified, or distributed
# except according to those terms.
"""
Project-independent library for Taskcluster decision tasks
"""
import base64
import datetime
import hashlib
import json
import os
import re
import subprocess
import sys
import taskcluster
# Public API
__all__ = [
"CONFIG", "SHARED", "Task", "DockerWorkerTask",
"GenericWorkerTask", "WindowsGenericWorkerTask", "MacOsGenericWorkerTask",
]
class Config:
"""
Global configuration, for users of the library to modify.
"""
def __init__(self):
self.task_name_template = "%s"
self.index_prefix = "garbage.servo-decisionlib"
self.index_read_only = False
self.scopes_for_all_subtasks = []
self.routes_for_all_subtasks = []
self.docker_image_buil_worker_type = None
self.docker_images_expire_in = "1 month"
self.repacked_msi_files_expire_in = "1 month"
self.treeherder_repository_name = None
# Set by docker-worker:
# https://docs.taskcluster.net/docs/reference/workers/docker-worker/docs/environment
self.decision_task_id = os.environ.get("TASK_ID")
# Set in the decision task’s payload, such as defined in .taskcluster.yml
self.task_owner = os.environ.get("TASK_OWNER")
self.task_source = os.environ.get("TASK_SOURCE")
self.git_url = os.environ.get("GIT_URL")
self.git_ref = os.environ.get("GIT_REF")
self.git_sha = os.environ.get("GIT_SHA")
def git_sha_is_current_head(self):
output = subprocess.check_output(["git", "rev-parse", "HEAD"])
self.git_sha = output.decode("utf8").strip()
class Shared:
"""
Global shared state.
"""
def __init__(self):
self.now = datetime.datetime.utcnow()
self.found_or_created_indexed_tasks = {}
# taskclusterProxy URLs:
# https://docs.taskcluster.net/docs/reference/workers/docker-worker/docs/features
self.queue_service = taskcluster.Queue(options={"baseUrl": "http://taskcluster/queue/v1/"})
self.index_service = taskcluster.Index(options={"baseUrl": "http://taskcluster/index/v1/"})
def from_now_json(self, offset):
"""
Same as `taskcluster.fromNowJSON`, but uses the creation time of `self` for “now”.
"""
return taskcluster.stringDate(taskcluster.fromNow(offset, dateObj=self.now))
CONFIG = Config()
SHARED = Shared()
def chaining(op, attr):
def method(self, *args, **kwargs):
op(self, attr, *args, **kwargs)
return self
return method
def append_to_attr(self, attr, *args): getattr(self, attr).extend(args)
def prepend_to_attr(self, attr, *args): getattr(self, attr)[0:0] = list(args)
def update_attr(self, attr, **kwargs): getattr(self, attr).update(kwargs)
class Task:
"""
A task definition, waiting to be created.
Typical is to use chain the `with_*` methods to set or extend this object’s attributes,
then call the `crate` or `find_or_create` method to schedule a task.
This is an abstract class that needs to be specialized for different worker implementations.
"""
def __init__(self, name):
self.name = name
self.description = ""
self.scheduler_id = "taskcluster-github"
self.provisioner_id = "aws-provisioner-v1"
self.worker_type = "github-worker"
self.deadline_in = "1 day"
self.expires_in = "1 year"
self.index_and_artifacts_expire_in = self.expires_in
self.dependencies = []
self.scopes = []
self.routes = []
self.extra = {}
self.treeherder_required = False
# All `with_*` methods return `self`, so multiple method calls can be chained.
with_description = chaining(setattr, "description")
with_scheduler_id = chaining(setattr, "scheduler_id")
with_provisioner_id = chaining(setattr, "provisioner_id")
with_worker_type = chaining(setattr, "worker_type")
with_deadline_in = chaining(setattr, "deadline_in")
with_expires_in = chaining(setattr, "expires_in")
with_index_and_artifacts_expire_in = chaining(setattr, "index_and_artifacts_expire_in")
with_dependencies = chaining(append_to_attr, "dependencies")
with_scopes = chaining(append_to_attr, "scopes")
with_routes = chaining(append_to_attr, "routes")
with_extra = chaining(update_attr, "extra")
def with_treeherder_required(self):
self.treeherder_required = True
return self
def with_treeherder(self, category, symbol=None):
symbol = symbol or self.name
assert len(symbol) <= 25, symbol
self.name = "%s: %s" % (category, self.name)
# The message schema does not allow spaces in the platfrom or in labels,
# but the UI shows them in that order separated by spaces.
# So massage the metadata to get the UI to show the string we want.
# `labels` defaults to ["opt"] if not provided or empty,
# so use a more neutral underscore instead.
parts = category.split(" ")
platform = parts[0]
labels = parts[1:] or ["_"]
# https://docs.taskcluster.net/docs/reference/integrations/taskcluster-treeherder/docs/task-treeherder-config
self.with_extra(treeherder={
"machine": {"platform": platform},
"labels": labels,
"symbol": symbol,
})
if CONFIG.treeherder_repository_name:
assert CONFIG.git_sha
suffix = ".v2._/%s.%s" % (CONFIG.treeherder_repository_name, CONFIG.git_sha)
self.with_routes(
"tc-treeherder" + suffix,
"tc-treeherder-staging" + suffix,
)
self.treeherder_required = False # Taken care of
return self
def build_worker_payload(self): # pragma: no cover
"""
Overridden by sub-classes to return a dictionary in a worker-specific format,
which is used as the `payload` property in a task definition request
passed to the Queue’s `createTask` API.
<https://docs.taskcluster.net/docs/reference/platform/taskcluster-queue/references/api#createTask>
"""
raise NotImplementedError
def create(self):
"""
Call the Queue’s `createTask` API to schedule a new task, and return its ID.
<https://docs.taskcluster.net/docs/reference/platform/taskcluster-queue/references/api#createTask>
"""
worker_payload = self.build_worker_payload()
assert not self.treeherder_required, \
"make sure to call with_treeherder() for this task: %s" % self.name
assert CONFIG.decision_task_id
assert CONFIG.task_owner
assert CONFIG.task_source
queue_payload = {
"taskGroupId": CONFIG.decision_task_id,
"dependencies": [CONFIG.decision_task_id] + self.dependencies,
"schedulerId": self.scheduler_id,
"provisionerId": self.provisioner_id,
"workerType": self.worker_type,
"created": SHARED.from_now_json(""),
"deadline": SHARED.from_now_json(self.deadline_in),
"expires": SHARED.from_now_json(self.expires_in),
"metadata": {
"name": CONFIG.task_name_template % self.name,
"description": self.description,
"owner": CONFIG.task_owner,
"source": CONFIG.task_source,
},
"payload": worker_payload,
}
scopes = self.scopes + CONFIG.scopes_for_all_subtasks
routes = self.routes + CONFIG.routes_for_all_subtasks
if any(r.startswith("index.") for r in routes):
self.extra.setdefault("index", {})["expires"] = \
SHARED.from_now_json(self.index_and_artifacts_expire_in)
dict_update_if_truthy(
queue_payload,
scopes=scopes,
routes=routes,
extra=self.extra,
)
task_id = taskcluster.slugId().decode("utf8")
SHARED.queue_service.createTask(task_id, queue_payload)
print("Scheduled %s: %s" % (task_id, self.name))
return task_id
@staticmethod
def find(index_path):
full_index_path = "%s.%s" % (CONFIG.index_prefix, index_path)
task_id = SHARED.index_service.findTask(full_index_path)["taskId"]
print("Found task %s indexed at %s" % (task_id, full_index_path))
return task_id
def find_or_create(self, index_path=None):
"""
Try to find a task in the Index and return its ID.
The index path used is `{CONFIG.index_prefix}.{index_path}`.
`index_path` defaults to `by-task-definition.{sha256}`
with a hash of the worker payload and worker type.
If no task is found in the index,
it is created with a route to add it to the index at that same path if it succeeds.
<https://docs.taskcluster.net/docs/reference/core/taskcluster-index/references/api#findTask>
"""
if not index_path:
worker_type = self.worker_type
index_by = json.dumps([worker_type, self.build_worker_payload()]).encode("utf-8")
index_path = "by-task-definition." + hashlib.sha256(index_by).hexdigest()
task_id = SHARED.found_or_created_indexed_tasks.get(index_path)
if task_id is not None:
return task_id
try:
task_id = Task.find(index_path)
except taskcluster.TaskclusterRestFailure as e:
if e.status_code != 404: # pragma: no cover
raise
if not CONFIG.index_read_only:
self.routes.append("index.%s.%s" % (CONFIG.index_prefix, index_path))
task_id = self.create()
SHARED.found_or_created_indexed_tasks[index_path] = task_id
return task_id
class GenericWorkerTask(Task):
"""
Task definition for a worker type that runs the `generic-worker` implementation.
This is an abstract class that needs to be specialized for different operating systems.
<https://github.com/taskcluster/generic-worker>
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.max_run_time_minutes = 30
self.env = {}
self.mounts = []
self.artifacts = []
with_max_run_time_minutes = chaining(setattr, "max_run_time_minutes")
with_mounts = chaining(append_to_attr, "mounts")
with_env = chaining(update_attr, "env")
def build_command(self): # pragma: no cover
"""
Overridden by sub-classes to return the `command` property of the worker payload,
in the format appropriate for the operating system.
"""
raise NotImplementedError
def build_worker_payload(self):
"""
Return a `generic-worker` worker payload.
<https://docs.taskcluster.net/docs/reference/workers/generic-worker/docs/payload>
"""
worker_payload = {
"command": self.build_command(),
"maxRunTime": self.max_run_time_minutes * 60
}
return dict_update_if_truthy(
worker_payload,
env=self.env,
mounts=self.mounts,
artifacts=[
{
"type": type_,
"path": path,
"name": "public/" + url_basename(path),
"expires": SHARED.from_now_json(self.index_and_artifacts_expire_in),
}
for type_, path in self.artifacts
],
)
def with_artifacts(self, *paths, type="file"):
"""
Add each path in `paths` as a task artifact
that expires in `self.index_and_artifacts_expire_in`.
`type` can be `"file"` or `"directory"`.
Paths are relative to the task’s home directory.
"""
self.artifacts.extend((type, path) for path in paths)
return self
def _mount_content(self, url_or_artifact_name, task_id, sha256):
if task_id:
content = {"taskId": task_id, "artifact": url_or_artifact_name}
else:
content = {"url": url_or_artifact_name}
if sha256:
content["sha256"] = sha256
return content
def with_file_mount(self, url_or_artifact_name, task_id=None, sha256=None, path=None):
"""
Make `generic-worker` download a file before the task starts
and make it available at `path` (which is relative to the task’s home directory).
If `sha256` is provided, `generic-worker` will hash the downloaded file
and check it against the provided signature.
If `task_id` is provided, this task will depend on that task
and `url_or_artifact_name` is the name of an artifact of that task.
"""
return self.with_mounts({
"file": path or url_basename(url_or_artifact_name),
"content": self._mount_content(url_or_artifact_name, task_id, sha256),
})
def with_directory_mount(self, url_or_artifact_name, task_id=None, sha256=None, path=None):
"""
Make `generic-worker` download an archive before the task starts,
and uncompress it at `path` (which is relative to the task’s home directory).
`url_or_artifact_name` must end in one of `.rar`, `.tar.bz2`, `.tar.gz`, or `.zip`.
The archive must be in the corresponding format.
If `sha256` is provided, `generic-worker` will hash the downloaded archive
and check it against the provided signature.
If `task_id` is provided, this task will depend on that task
and `url_or_artifact_name` is the name of an artifact of that task.
"""
supported_formats = ["rar", "tar.bz2", "tar.gz", "zip"]
for fmt in supported_formats:
suffix = "." + fmt
if url_or_artifact_name.endswith(suffix):
return self.with_mounts({
"directory": path or url_basename(url_or_artifact_name[:-len(suffix)]),
"content": self._mount_content(url_or_artifact_name, task_id, sha256),
"format": fmt,
})
raise ValueError(
"%r does not appear to be in one of the supported formats: %r"
% (url_or_artifact_name, ", ".join(supported_formats))
) # pragma: no cover
class WindowsGenericWorkerTask(GenericWorkerTask):
"""
Task definition for a `generic-worker` task running on Windows.
Scripts are written as `.bat` files executed with `cmd.exe`.
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.scripts = []
with_script = chaining(append_to_attr, "scripts")
with_early_script = chaining(prepend_to_attr, "scripts")
def build_command(self):
return [deindent(s) for s in self.scripts]
def with_path_from_homedir(self, *paths):
"""
Interpret each path in `paths` as relative to the task’s home directory,
and add it to the `PATH` environment variable.
"""
for p in paths:
self.with_early_script("set PATH=%HOMEDRIVE%%HOMEPATH%\\{};%PATH%".format(p))
return self
def with_repo(self, sparse_checkout=None):
"""
Make a shallow clone the git repository at the start of the task.
This uses `CONFIG.git_url`, `CONFIG.git_ref`, and `CONFIG.git_sha`,
and creates the clone in a `repo` directory in the task’s home directory.
If `sparse_checkout` is given, it must be a list of path patterns
to be used in `.git/info/sparse-checkout`.
See <https://git-scm.com/docs/git-read-tree#_sparse_checkout>.
"""
git = """
git init repo
cd repo
"""
if sparse_checkout:
self.with_mounts({
"file": "sparse-checkout",
"content": {"raw": "\n".join(sparse_checkout)},
})
git += """
git config core.sparsecheckout true
copy ..\\sparse-checkout .git\\info\\sparse-checkout
type .git\\info\\sparse-checkout
"""
git += """
git fetch --depth 1 %GIT_URL% %GIT_REF%
git reset --hard %GIT_SHA%
"""
return self \
.with_git() \
.with_script(git) \
.with_env(**git_env())
def with_git(self):
"""
Make the task download `git-for-windows` and make it available for `git` commands.
This is implied by `with_repo`.
"""
return self \
.with_path_from_homedir("git\\cmd") \
.with_directory_mount(
"https://github.com/git-for-windows/git/releases/download/" +
"v2.19.0.windows.1/MinGit-2.19.0-64-bit.zip",
sha256="424d24b5fc185a9c5488d7872262464f2facab4f1d4693ea8008196f14a3c19b",
path="git",
)
def with_rustup(self):
"""
Download rustup.rs and make it available to task commands,
but does not download any default toolchain.
"""
return self \
.with_path_from_homedir(".cargo\\bin") \
.with_early_script(
"%HOMEDRIVE%%HOMEPATH%\\rustup-init.exe --default-toolchain none -y"
) \
.with_file_mount(
"https://static.rust-lang.org/rustup/archive/" +
"1.13.0/i686-pc-windows-gnu/rustup-init.exe",
sha256="43072fbe6b38ab38cd872fa51a33ebd781f83a2d5e83013857fab31fc06e4bf0",
)
def with_repacked_msi(self, url, sha256, path):
"""
Download an MSI file from `url`, extract the files in it with `lessmsi`,
and make them available in the directory at `path` (relative to the task’s home directory).
`sha256` is required and the MSI file must have that hash.
The file extraction (and recompression in a ZIP file) is done in a separate task,
wich is indexed based on `sha256` and cached for `CONFIG.repacked_msi_files_expire_in`.
<https://github.com/activescott/lessmsi>
"""
repack_task = (
WindowsGenericWorkerTask("MSI repack: " + url)
.with_worker_type(self.worker_type)
.with_max_run_time_minutes(20)
.with_file_mount(url, sha256=sha256, path="input.msi")
.with_directory_mount(
"https://github.com/activescott/lessmsi/releases/download/" +
"v1.6.1/lessmsi-v1.6.1.zip",
sha256="540b8801e08ec39ba26a100c855898f455410cecbae4991afae7bb2b4df026c7",
path="lessmsi"
)
.with_directory_mount(
"https://www.7-zip.org/a/7za920.zip",
sha256="2a3afe19c180f8373fa02ff00254d5394fec0349f5804e0ad2f6067854ff28ac",
path="7zip",
)
.with_path_from_homedir("lessmsi", "7zip")
.with_script("""
lessmsi x input.msi extracted\\
cd extracted\\SourceDir
7za a repacked.zip *
""")
.with_artifacts("extracted/SourceDir/repacked.zip")
.with_index_and_artifacts_expire_in(CONFIG.repacked_msi_files_expire_in)
.find_or_create("repacked-msi." + sha256)
)
return self \
.with_dependencies(repack_task) \
.with_directory_mount("public/repacked.zip", task_id=repack_task, path=path)
def with_python2(self):
"""
Make Python 2, pip, and virtualenv accessible to the task’s commands.
For Python 3, use `with_directory_mount` and the "embeddable zip file" distribution
from python.org.
You may need to remove `python37._pth` from the ZIP in order to work around
<https://bugs.python.org/issue34841>.
"""
return self \
.with_repacked_msi(
"https://www.python.org/ftp/python/2.7.15/python-2.7.15.amd64.msi",
sha256="5e85f3c4c209de98480acbf2ba2e71a907fd5567a838ad4b6748c76deb286ad7",
path="python2"
) \
.with_early_script("""
python -m ensurepip
pip install virtualenv==16.0.0
""") \
.with_path_from_homedir("python2", "python2\\Scripts")
class UnixTaskMixin(Task):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.curl_scripts_count = 0
def with_repo(self):
"""
Make a shallow clone the git repository at the start of the task.
This uses `CONFIG.git_url`, `CONFIG.git_ref`, and `CONFIG.git_sha`
* generic-worker: creates the clone in a `repo` directory
in the task’s directory.
* docker-worker: creates the clone in a `/repo` directory
at the root of the Docker container’s filesystem.
`git` and `ca-certificate` need to be installed in the Docker image.
"""
return self \
.with_env(**git_env()) \
.with_early_script("""
git init repo
cd repo
git fetch --depth 1 "$GIT_URL" "$GIT_REF"
git reset --hard "$GIT_SHA"
""")
def with_curl_script(self, url, file_path):
self.curl_scripts_count += 1
n = self.curl_scripts_count
return self \
.with_env(**{
"CURL_%s_URL" % n: url,
"CURL_%s_PATH" % n: file_path,
}) \
.with_script("""
mkdir -p $(dirname "$CURL_{n}_PATH")
curl --retry 5 --connect-timeout 10 -Lf "$CURL_{n}_URL" -o "$CURL_{n}_PATH"
""".format(n=n))
def with_curl_artifact_script(self, task_id, artifact_name, out_directory=""):
return self \
.with_dependencies(task_id) \
.with_curl_script(
"https://queue.taskcluster.net/v1/task/%s/artifacts/public/%s"
% (task_id, artifact_name),
os.path.join(out_directory, url_basename(artifact_name)),
)
class MacOsGenericWorkerTask(UnixTaskMixin, GenericWorkerTask):
"""
Task definition for a `generic-worker` task running on macOS.
Scripts are interpreted with `bash`.
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.scripts = []
with_script = chaining(append_to_attr, "scripts")
with_early_script = chaining(prepend_to_attr, "scripts")
def build_command(self):
# generic-worker accepts multiple commands, but unlike on Windows
# the current directory and environment variables
# are not preserved across commands on macOS.
# So concatenate scripts and use a single `bash` command instead.
return [
[
"/bin/bash", "--login", "-x", "-e", "-c",
deindent("\n".join(self.scripts))
]
]
def with_python2(self):
return self.with_early_script("""
export PATH="$HOME/Library/Python/2.7/bin:$PATH"
python -m ensurepip --user
pip install --user virtualenv
""")
def with_rustup(self):
return self.with_early_script("""
export PATH="$HOME/.cargo/bin:$PATH"
which rustup || curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain none -y
""")
class DockerWorkerTask(UnixTaskMixin, Task):
"""
Task definition for a worker type that runs the `generic-worker` implementation.
Scripts are interpreted with `bash`.
<https://github.com/taskcluster/docker-worker>
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.docker_image = "ubuntu:bionic-20180821"
self.max_run_time_minutes = 30
self.scripts = []
self.env = {}
self.caches = {}
self.features = {}
self.capabilities = {}
self.artifacts = []
with_docker_image = chaining(setattr, "docker_image")
with_max_run_time_minutes = chaining(setattr, "max_run_time_minutes")
with_artifacts = chaining(append_to_attr, "artifacts")
with_script = chaining(append_to_attr, "scripts")
with_early_script = chaining(prepend_to_attr, "scripts")
with_caches = chaining(update_attr, "caches")
with_env = chaining(update_attr, "env")
with_capabilities = chaining(update_attr, "capabilities")
def build_worker_payload(self):
"""
Return a `docker-worker` worker payload.
<https://docs.taskcluster.net/docs/reference/workers/docker-worker/docs/payload>
"""
worker_payload = {
"image": self.docker_image,
"maxRunTime": self.max_run_time_minutes * 60,
"command": [
"/bin/bash", "--login", "-x", "-e", "-c",
deindent("\n".join(self.scripts))
],
}
return dict_update_if_truthy(
worker_payload,
env=self.env,
cache=self.caches,
features=self.features,
capabilities=self.capabilities,
artifacts={
"public/" + url_basename(path): {
"type": "file",
"path": path,
"expires": SHARED.from_now_json(self.index_and_artifacts_expire_in),
}
for path in self.artifacts
},
)
def with_features(self, *names):
"""
Enable the give `docker-worker` features.
<https://docs.taskcluster.net/docs/reference/workers/docker-worker/docs/features>
"""
self.features.update({name: True for name in names})
return self
def with_dockerfile(self, dockerfile):
"""
Build a Docker image based on the given `Dockerfile`, and use it for this task.
`dockerfile` is a path in the filesystem where this code is running.
Some non-standard syntax is supported, see `expand_dockerfile`.
The image is indexed based on a hash of the expanded `Dockerfile`,
and cached for `CONFIG.docker_images_expire_in`.
Images are built without any *context*.
<https://docs.docker.com/develop/develop-images/dockerfile_best-practices/#understand-build-context>
"""
basename = os.path.basename(dockerfile)
suffix = ".dockerfile"
assert basename.endswith(suffix)
image_name = basename[:-len(suffix)]
dockerfile_contents = expand_dockerfile(dockerfile)
digest = hashlib.sha256(dockerfile_contents).hexdigest()
image_build_task = (
DockerWorkerTask("Docker image: " + image_name)
.with_worker_type(CONFIG.docker_image_buil_worker_type or self.worker_type)
.with_max_run_time_minutes(30)
.with_index_and_artifacts_expire_in(CONFIG.docker_images_expire_in)
.with_features("dind")
.with_env(DOCKERFILE=dockerfile_contents)
.with_artifacts("/image.tar.lz4")
.with_script("""
echo "$DOCKERFILE" | docker build -t taskcluster-built -
docker save taskcluster-built | lz4 > /image.tar.lz4
""")
.with_docker_image(
# https://github.com/servo/taskcluster-bootstrap-docker-images#image-builder
"servobrowser/taskcluster-bootstrap:image-builder@sha256:" \
"0a7d012ce444d62ffb9e7f06f0c52fedc24b68c2060711b313263367f7272d9d"
)
.find_or_create("docker-image." + digest)
)
return self \
.with_dependencies(image_build_task) \
.with_docker_image({
"type": "task-image",
"path": "public/image.tar.lz4",
"taskId": image_build_task,
})
def expand_dockerfile(dockerfile):
"""
Read the file at path `dockerfile`,
and transitively expand the non-standard `% include` header if it is present.
"""
with open(dockerfile, "rb") as f:
dockerfile_contents = f.read()
include_marker = b"% include"
if not dockerfile_contents.startswith(include_marker):
return dockerfile_contents
include_line, _, rest = dockerfile_contents.partition(b"\n")
included = include_line[len(include_marker):].strip().decode("utf8")
path = os.path.join(os.path.dirname(dockerfile), included)
return b"\n".join([expand_dockerfile(path), rest])
def git_env():
assert CONFIG.git_url
assert CONFIG.git_ref
assert CONFIG.git_sha
return {
"GIT_URL": CONFIG.git_url,
"GIT_REF": CONFIG.git_ref,
"GIT_SHA": CONFIG.git_sha,
}
def dict_update_if_truthy(d, **kwargs):
for key, value in kwargs.items():
if value:
d[key] = value
return d
def deindent(string):
return re.sub("\n +", "\n ", string).strip()
def url_basename(url):
return url.rpartition("/")[-1]