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pasteraw.py
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pasteraw.py
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http:https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import argparse
import fileinput
import logging
import pkg_resources
import requests
__version__ = pkg_resources.require('pasteraw')[0].version
LOG_FORMAT = '%(levelname)s: %(message)s'
logging.basicConfig(format=LOG_FORMAT)
LOG = logging.getLogger(__name__)
ENDPOINT = 'http:https://pasteraw.com/api/v1'
class Error(Exception):
pass
class MaxLengthExceeded(Error):
pass
class UnexpectedError(Error):
pass
class Client(object):
"""A client library for pasteraw.
To use pasteraw.com:
>>> c = pasteraw.Client()
>>> url = c.create_paste('Lorem ipsum.')
>>> print(url)
http:https://cdn.pasteraw.com/9lvwkwgrgji5gbhjygxgaqcfx3hefpb
If you're using your own pasteraw deployment, pass your own API endpoint to
the client:
>>> c = pasteraw.Client('http:https://pasteraw.example.com/api/v1')
"""
def __init__(self, endpoint=None):
"""Initialize a pasteraw client for the given endpoint (optional)."""
self.endpoint = endpoint or ENDPOINT
def create_paste(self, content):
"""Create a raw paste of the given content.
Returns a URL to the paste, or raises a ``pasteraw.Error`` if something
tragic happens instead.
"""
r = requests.post(
self.endpoint + '/pastes',
data={'content': content},
allow_redirects=False)
if r.status_code == 302:
return r.headers['Location']
if r.status_code == 413:
raise MaxLengthExceeded('%d bytes' % len(content))
try:
error_message = r.json()['error']
except Exception:
error_message = r.text
raise UnexpectedError(error_message)
def main(args):
LOG.debug('File-Count: %d', len(args.files))
content = ''
for line in fileinput.input(args.files):
content += line
content_length = len(content)
LOG.debug('Content-Length: %d', content_length)
if content_length > args.max_content_length:
raise SystemExit(
'Maximum content length (%d bytes) exceeded: %d bytes' % (
args.max_content_length, content_length))
client = Client(args.endpoint)
try:
url = client.create_paste(content)
print(url)
except MaxLengthExceeded as e:
raise SystemExit('Maximum content length exceeded: %s' % e)
def cli():
parser = argparse.ArgumentParser(
prog='pasteraw',
description='Pipe stdin or files to a raw pastebin.')
parser.add_argument(
'files', metavar='file', nargs='*',
help='one or more file names')
parser.add_argument(
'--endpoint', default=ENDPOINT,
help=argparse.SUPPRESS)
parser.add_argument(
'--max-content-length', type=int, default=1048576,
help=argparse.SUPPRESS)
parser.add_argument(
'--debug', action='store_true',
help=argparse.SUPPRESS)
parser.add_argument(
'--version', action='store_true',
help='show version number and exit')
args = parser.parse_args()
if args.debug:
LOG.setLevel(logging.DEBUG)
else:
LOG.setLevel(logging.WARN)
if args.version:
print(pkg_resources.require('pasteraw')[0])
raise SystemExit()
main(args)
if __name__ == '__main__':
cli()