def load_status_url(status_id):
""" Load status url from file by status_id"""
if not os.path.isfile(STATUS_FILE_LOCATION):
raise NotFoundException(
'Status file is not found at {}'.format(STATUS_FILE_LOCATION))
data = _load_status_file(STATUS_FILE_LOCATION)
# return latest status url if status id is not provided
if not isinstance(status_id, int) and data:
max_status_id = max(data.keys())
click.echo(
'Getting results for latest status id {}.'.format(max_status_id))
return data[max_status_id]
if status_id not in data:
raise NotFoundException(
"Status url with id {} is not found".format(status_id))
return data[status_id]
def get_image(self, target):
"""Return image for a given target."""
if target not in self.images:
raise NotFoundException("Could not find image for %s. Please "
"define it in your scrapinghub.yml."
"" % target)
return self.images[target]
def get_job(job):
jobid, apikey = get_job_specs(job)
hsc = HubstorageClient(auth=apikey)
job = hsc.get_job(jobid)
if not job.metadata:
raise NotFoundException('Job {} does not exist'.format(jobid))
return job
def get_target_conf(self, target, auth_required=True):
proj = self.get_project(target)
if proj['endpoint'] not in self.endpoints:
raise NotFoundException("Could not find endpoint %s. Please "
"define it in your scrapinghub.yml."
"" % proj['endpoint'])
try:
apikey = str(self.apikeys[proj['apikey']])
except KeyError:
if auth_required:
msg = None
if proj['endpoint'] != 'default':
msg = ("Could not find API key for endpoint %s."
"" % proj['endpoint'])
raise MissingAuthException(msg)
apikey = None
return Target(
project_id=proj['id'],
endpoint=self.endpoints[proj['endpoint']],
apikey=apikey,
stack=(self.stacks.get(proj['stack'], proj['stack'])
if 'stack' in proj else self.stacks.get('default')),
requirements_file=self.requirements_file,
version=self.get_version(),
eggs=self.eggs,
)
def get_image(self, target):
"""Return image for a given target."""
target_conf = self.get_target_conf(target, auth_required=False)
project, image = target_conf.project_id, target_conf.image
if image is None:
raise NotFoundException(
"Could not find image for project '{}'. Please define it "
"in your scrapinghub.yml.".format(target))
elif image is False:
raise BadConfigException(
"Using custom images is disabled for the project '{}'. "
"Please enable it in your scrapinghub.yml.".format(target))
elif target_conf.stack:
raise BadConfigException(
"Ambiguous configuration: There is both a custom image and a "
"stack configured for project '{}'. Please see {} for "
"information on how to configure both custom image-based and "
"stack-based projects.".format(target, CONFIG_DOCS_LINK))
default_image = SH_IMAGES_REPOSITORY.format(project=project)
if image.startswith(SH_IMAGES_REGISTRY) and image != default_image:
raise BadConfigException(
"Found wrong SH repository for project '{}': expected {}.\n "
"Please use aliases `True` or `scrapinghub` to fix it in your "
"config.".format(target, default_image))
return image
def decompress_egg_files(directory=None):
try:
EXTS = pip.utils.ARCHIVE_EXTENSIONS
except AttributeError:
try:
EXTS = pip._internal.utils.misc.ARCHIVE_EXTENSIONS
except AttributeError:
EXTS = ('.zip', '.whl', '.tar', '.tar.gz', '.tar.bz2')
try:
unpack_file = pip.utils.unpack_file
except AttributeError:
# XXX a work-around for pip >= 10.0
try:
unpack_file = pip.util.unpack_file
except AttributeError:
unpack_file = pip._internal.utils.misc.unpack_file
pathname = "*"
if directory is not None:
pathname = os.path.join(directory, pathname)
eggs = [f for ext in EXTS for f in glob(pathname + "%s" % ext)]
if not eggs:
files = glob(pathname)
err = ('No egg files with a supported file extension were found. '
'Files: %s' % ', '.join(files))
raise NotFoundException(err)
for egg in eggs:
click.echo("Uncompressing: %s" % egg)
egg_ext = EXTS[list(egg.endswith(ext) for ext in EXTS).index(True)]
decompress_location = egg[:-len(egg_ext)]
unpack_file(egg, decompress_location, None, None)
def _build_egg():
if not inside_project():
raise NotFoundException("No Scrapy project found in this location.")
create_default_setup_py()
d = tempfile.mkdtemp(prefix="shub-deploy-")
run_python(['setup.py', 'clean', '-a', 'bdist_egg', '-d', d])
egg = glob.glob(os.path.join(d, '*.egg'))[0]
return egg, d
def get_project_dir():
"""Get the path to the closest directory that contains either
``scrapinghub.yml``. ``scrapy.cfg``, or ``Dockerfile`` (in this priority).
"""
for filename in ['scrapinghub.yml', 'scrapy.cfg', 'Dockerfile']:
closest = closest_file(filename)
if closest:
return os.path.dirname(closest)
raise NotFoundException(
"Cannot find project: There is no scrapinghub.yml, scrapy.cfg, or "
"Dockerfile in this directory or any of the parent directories.")
def patch_sys_executable():
"""
Context manager that monkey-patches sys.executable to point to the Python
interpreter.
Some scripts, in particular pip, depend on sys.executable pointing to the
Python interpreter. When frozen, however, sys.executable points to the
stand-alone file (i.e. the frozen script).
"""
if getattr(sys, 'frozen', False):
orig_exe = sys.executable
for pythonname in ('python2.7', 'python2', 'python'):
try:
py_exe = find_exe(pythonname)
break
except NotFoundException:
pass
else:
raise NotFoundException('Please install Python 2.7')
output = subprocess.check_output([py_exe, '--version'],
stderr=subprocess.STDOUT)
if 'Python 2.7.' not in output:
raise NotFoundException('Please install Python 2.7')
# PyInstaller sets this environment variable in its bootloader. Remove
# it so the system-wide Python installation uses its own library path
# (this is particularly important if the system Python version differs
# from the Python version that the binary was compiled with)
orig_lib_path = os.environ.pop(b'LD_LIBRARY_PATH', None)
sys.executable = py_exe
yield
sys.executable = orig_exe
if orig_lib_path:
os.environ[b'LD_LIBRARY_PATH'] = orig_lib_path
else:
yield
def cli(project, target_dir):
target_dir = os.path.normpath(
os.path.join(os.getcwd(), target_dir or project))
if os.path.exists(target_dir):
raise BadParameterException(
"Target directory %s already exists, please delete it or supply a "
"non-existing target." % target_dir)
projects = get_available_projects()
if project not in projects:
raise NotFoundException(
"There is no example project named '%s'. Run 'shub bootstrap -l' "
"to get a list of all available projects." % project)
click.echo("Downloading custom image examples")
repo_zip = get_repo_zip(EXAMPLE_REPO)
click.echo("Cloning project '%s' into %s" % (project, target_dir))
unzip_project(repo_zip, project=projects[project], target_dir=target_dir)
def main(target, from_url=None, git_branch=None, from_pypi=None):
targetconf = get_target_conf(target)
if from_pypi:
_fetch_from_pypi(from_pypi)
decompress_egg_files()
utils.build_and_deploy_eggs(targetconf.project_id, targetconf.endpoint,
targetconf.apikey)
return
if from_url:
_checkout(from_url, git_branch)
if not os.path.isfile('setup.py'):
error = "No setup.py -- are you running from a valid Python project?"
raise NotFoundException(error)
utils.build_and_deploy_egg(targetconf.project_id, targetconf.endpoint,
targetconf.apikey)
def _deploy_wizard(conf, target='default'):
"""
Ask user for project ID, ensure they have access to that project, and save
it to given ``target`` in local ``scrapinghub.yml`` if desired.
"""
closest_scrapycfg = closest_file('scrapy.cfg')
# Double-checking to make deploy_wizard() independent of cli()
if not closest_scrapycfg:
raise NotFoundException("No Scrapy project found in this location.")
closest_sh_yml = os.path.join(os.path.dirname(closest_scrapycfg),
'scrapinghub.yml')
# Get default endpoint and API key (meanwhile making sure the user is
# logged in)
endpoint, apikey = conf.get_endpoint(0), conf.get_apikey(0)
project = click.prompt("Target project ID", type=int)
if not _has_project_access(project, endpoint, apikey):
raise InvalidAuthException(
"The account you logged in to has no access to project {}. Please "
"double-check the project ID and make sure you logged in to the "
"correct acount.".format(project),
)
conf.projects[target] = project
if click.confirm("Save as default", default=True):
try:
with update_yaml_dict(closest_sh_yml) as conf_yml:
default_entry = {'default': project}
if 'projects' in conf_yml:
conf_yml['projects'].update(default_entry)
else:
conf_yml['projects'] = default_entry
except Exception:
click.echo(
"There was an error while trying to write to scrapinghub.yml. "
"Could not save project {} as default.".format(project),
)
else:
click.echo(
"Project {} was set as default in scrapinghub.yml. You can "
"deploy to it via 'shub deploy' from now on.".format(project),
)
def cli(target, version, debug, egg, build_egg, verbose, keep_log):
if not inside_project():
raise NotFoundException("No Scrapy project found in this location.")
tmpdir = None
try:
if build_egg:
egg, tmpdir = _build_egg()
click.echo("Writing egg to %s" % build_egg)
shutil.copyfile(egg, build_egg)
else:
conf = load_shub_config()
if target == 'default' and target not in conf.projects:
_deploy_wizard(conf)
targetconf = conf.get_target_conf(target)
version = version or targetconf.version
auth = (targetconf.apikey, '')
if egg:
click.echo("Using egg: %s" % egg)
egg = egg
else:
click.echo("Packing version %s" % version)
egg, tmpdir = _build_egg()
_upload_egg(targetconf.endpoint, egg, targetconf.project_id,
version, auth, verbose, keep_log, targetconf.stack,
targetconf.requirements_file, targetconf.eggs)
click.echo("Run your spiders at: "
"https://app.scrapinghub.com/p/%s/"
"" % targetconf.project_id)
finally:
if tmpdir:
if debug:
click.echo("Output dir not removed: %s" % tmpdir)
else:
shutil.rmtree(tmpdir, ignore_errors=True)
def find_exe(exe_name):
exe = find_executable(exe_name)
if not exe:
raise NotFoundException("Please install {}".format(exe_name))
return exe
