def list_cmd(image_name, project, endpoint, apikey):
"""Short version of list cmd to use with deploy cmd."""
settings = _get_project_settings(project, endpoint, apikey)
environment = {'JOB_SETTINGS': json.dumps(settings)}
exit_code, logs = _run_cmd_in_docker_container(image_name,
'shub-image-info',
environment)
if exit_code == 0:
return _extract_metadata_from_image_info_output(logs)
# shub-image-info command not found, fallback to list-spiders
elif exit_code == 127:
# FIXME we should pass some value for SCRAPY_PROJECT_ID anyway
# to handle `scrapy list` cmd properly via sh_scrapy entrypoint
# environment['SCRAPY_PROJECT_ID'] = str(project) if project else ''
exit_code, logs = _run_cmd_in_docker_container(image_name,
'list-spiders',
environment)
if exit_code != 0:
click.echo(logs)
raise ShubException('Container with list cmd exited with code %s' %
exit_code)
return {
'project_type': 'scrapy',
'spiders': utils.valid_spiders(logs.splitlines()),
}
else:
click.echo(logs)
raise ShubException(
'Container with shub-image-info cmd exited with code %s' %
exit_code)
def _handle_deploy_errors(request):
content = request.json()
if request.status_code == 400 and content:
reason = content.get('non_field_errors')
if reason:
raise ShubException('\n'.join(reason))
else:
raise ShubException(request.content)
raise
def _upload_egg(endpoint, eggpath, project, version, auth, verbose, keep_log,
stack=None, requirements_file=None, eggs=None):
expanded_eggs = []
for e in (eggs or []):
# Expand glob patterns, but make sure we don't swallow non-existing
# eggs that were directly named
# (glob.glob('non_existing_file') returns [])
if any(['*' in e, '?' in e, '[' in e and ']' in e]):
# Never match the main egg
expanded_eggs.extend(
[x for x in glob.glob(e)
if os.path.abspath(x) != os.path.abspath(eggpath)])
else:
expanded_eggs.append(e)
data = {'project': project, 'version': version}
if stack:
data['stack'] = stack
try:
files = [('eggs', open(path, 'rb')) for path in expanded_eggs]
if requirements_file:
files.append(('requirements', open(requirements_file, 'rb')))
except IOError as e:
raise ShubException("%s %s" % (e.strerror, e.filename))
files.append(('egg', open(eggpath, 'rb')))
url = _url(endpoint, 'scrapyd/addversion.json')
click.echo('Deploying to Scrapy Cloud project "%s"' % project)
return make_deploy_request(url, data, files, auth, verbose, keep_log)
def cli(target_or_key, keys, force):
# target_or_key contains a target or just another job key
if "/" in target_or_key:
keys = (target_or_key,) + keys
target = "default"
else:
target = target_or_key
targetconf = get_target_conf(target)
project_id = targetconf.project_id
client = get_scrapinghub_client_from_config(targetconf)
project = client.get_project(project_id)
try:
job_keys = [validate_job_key(project_id, key) for key in keys]
except (BadParameterException, SubcommandException) as err:
click.echo('Error during keys validation: %s' % str(err))
exit(1)
if not force:
jobs_str = ", ".join([str(job) for job in job_keys])
click.confirm(
'Do you want to cancel these %s jobs? \n\n%s \n\nconfirm?'
% (len(job_keys), jobs_str),
abort=True
)
try:
output = project.jobs.cancel(
keys=[str(job) for job in job_keys]
)
except (ValueError, ScrapinghubAPIError) as err:
raise ShubException(str(err))
click.echo(output)
def _run_cmd_in_docker_container(image_name, command, environment):
"""Run a command inside the image container."""
client = utils.get_docker_client()
container = client.create_container(
image=image_name,
command=[command],
environment=environment,
)
if 'Id' not in container:
raise ShubException("Create container error:\n %s" % container)
try:
client.start(container)
except docker.errors.APIError as e:
explanation = utils.ensure_unicode(e.explanation or '')
if 'executable file not found' in explanation:
# docker.errors.APIError: 500 Server Error:
# Internal Server Error ("Cannot start container xxx:
# [8] System error: exec: "shub-image-info":
# executable file not found in $PATH")
return 127, None
raise
statuscode = client.wait(container=container['Id'])['StatusCode']
logs = client.logs(
container=container['Id'],
stream=False,
timestamps=False,
stdout=True,
stderr=True if statuscode else False,
)
return statuscode, utils.ensure_unicode(logs)
def _get_poetry_requirements():
try:
data = toml.load('poetry.lock')
except IOError:
raise ShubException('Please make sure the poetry lock file is present')
# Adapted from poetry 1.0.0a2 poetry/utils/exporter.py
lines = []
for package in data['package']:
source = package.get('source') or {}
source_type = source.get('type')
if source_type == 'git':
line = 'git+{}@{}#egg={}'.format(source['url'],
source['reference'],
package['name'])
elif source_type in ['directory', 'file']:
line = ''
line += source['url']
else:
line = '{}=={}'.format(package['name'], package['version'])
if source_type == 'legacy' and source['url']:
line += ' \\\n'
line += ' --index-url {}'.format(source['url'])
line += '\n'
lines.append(line)
return ''.join(lines)
def _get_pipfile_requirements(tmpdir=None):
try:
from pipenv.utils import convert_deps_to_pip, prepare_pip_source_args
except ImportError:
raise ImportError('You need pipenv installed to deploy with Pipfile')
try:
with open('Pipfile.lock') as f:
pipefile = json.load(f)
deps = pipefile['default']
sources_list = prepare_pip_source_args(
pipefile['_meta']['sources'])
sources = ' '.join(sources_list)
except IOError:
raise ShubException('Please lock your Pipfile before deploying')
# We must remove any hash from the pipfile before converting to play nice
# with vcs packages
for k, v in deps.items():
if 'hash' in v:
del v['hash']
if 'hashes' in v:
del v['hashes']
# Scrapy Cloud also doesn't support editable packages
if 'editable' in v:
del v['editable']
return open(
_add_sources(convert_deps_to_pip(deps),
_sources=sources.encode(),
tmpdir=tmpdir), 'rb')
def _upload_egg(endpoint,
eggpath,
project,
version,
auth,
verbose,
keep_log,
stack=None,
requirements_file=None,
eggs=None):
eggs = eggs or []
data = {'project': project, 'version': version}
if stack:
data['stack'] = stack
try:
files = [('eggs', open(path, 'rb')) for path in eggs]
if requirements_file:
files.append(('requirements', open(requirements_file, 'rb')))
except IOError as e:
raise ShubException("%s %s" % (e.strerror, e.filename))
files.append(('egg', open(eggpath, 'rb')))
url = _url(endpoint, 'scrapyd/addversion.json')
click.echo('Deploying to Scrapy Cloud project "%s"' % project)
return make_deploy_request(url, data, files, auth, verbose, keep_log)
def _get_pipfile_requirements():
try:
from pipenv.utils import convert_deps_to_pip
except ImportError:
raise ImportError('You need pipenv installed to deploy with Pipfile')
try:
with open('Pipfile.lock') as f:
deps = json.load(f)['default']
except IOError:
raise ShubException('Please lock your Pipfile before deploying')
return convert_deps_to_pip(deps)
def deploy_cmd(target, version, username, password, email,
apikey, insecure, async_):
config = load_shub_config()
target_conf = config.get_target_conf(target)
endpoint, target_apikey = target_conf.endpoint, target_conf.apikey
image = config.get_image(target)
version = version or config.get_version()
image_name = utils.format_image_name(image, version)
username, password = utils.get_credentials(
username=username, password=password, insecure=insecure,
apikey=apikey, target_apikey=target_apikey)
apikey = apikey or target_apikey
params = _prepare_deploy_params(
target_conf.project_id, version, image_name, endpoint, apikey,
username, password, email)
click.echo("Deploying {}".format(image_name))
utils.debug_log('Deploy parameters: {}'.format(params))
req = requests.post(
urljoin(endpoint, '/api/releases/deploy.json'),
data=params,
auth=(apikey, ''),
timeout=300,
allow_redirects=False
)
if req.status_code == 400:
reason = req.json().get('non_field_errors')
raise ShubException('\n'.join(reason) if reason else req.text)
req.raise_for_status()
status_url = req.headers['location']
status_id = utils.store_status_url(
status_url, limit=STORE_N_LAST_STATUS_URLS)
click.echo(
"You can check deploy results later with "
"'shub image check --id {}'.".format(status_id))
if async_:
return
if utils.is_verbose():
deploy_progress_cls = _LoggedDeployProgress
else:
deploy_progress_cls = _DeployProgress
events = _convert_status_requests_to_events(status_url)
deploy_progress = deploy_progress_cls(events)
deploy_progress.show()
def _get_pipfile_requirements():
try:
from pipenv.utils import convert_deps_to_pip
except ImportError:
raise ImportError('You need pipenv installed to deploy with Pipfile')
try:
with open('Pipfile.lock') as f:
deps = json.load(f)['default']
except IOError:
raise ShubException('Please lock your Pipfile before deploying')
# We must remove any hash from the pipfile before converting to play nice
# with vcs packages
for k, v in deps.items():
if 'hash' in v:
del v['hash']
if 'hashes' in v:
del v['hashes']
# Scrapy Cloud also doesn't support editable packages
if 'editable' in v:
del v['editable']
return convert_deps_to_pip(deps)
def validate_connection_with_docker_daemon(client):
try:
client.version()
except:
raise ShubException(DOCKER_UNAVAILABLE_MSG)
def raise_shub_image_info_error(error):
"""Helper to raise ShubException with prefix and output"""
msg = "shub-image-info: {} \n[output '{}']".format(error, output)
raise ShubException(msg)
