#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Author: Stéphane Graber <stgraber@ubuntu.com>
# Written by Stéphane Graber <stgraber@stgraber.org>
# Daniel Bartlett <dan@f-box.org>
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
from __future__ import print_function
import sys
from configparser import ConfigParser, NoOptionError
from urllib.parse import urlencode
from urllib import request
# Set the default pastebin
defaultPB = "dpaste.com"
# Now try to override it with a distributor pastebin
try:
import distro
release = distro.id()
if release in ('debian', 'raspbian'):
defaultPB = "paste.debian.net"
elif release in ('fedora', 'centos', 'rhel', 'rocky'):
defaultPB = "paste.centos.org"
except ImportError:
pass
try:
import getopt
import gettext
import os
import re
import socket
import xml.dom.minidom
try:
import json
except ImportError:
json = None
_ = gettext.gettext
gettext.textdomain("pastebinit")
# Timeout after 5s
socket.setdefaulttimeout(15)
# Version number to show in the usage
version = "1.6.2"
configfiles = []
for conffile in list(reversed(os.environ.get(
'XDG_CONFIG_DIRS', '').split(':'))) + ['/etc', '/usr/local/etc',
os.environ.get('XDG_CONFIG_HOME',
os.path.expanduser('~/.config')),
os.path.expanduser('~/.pastebinit.xml')]:
conffile = conffile.rstrip('/')
if not conffile.endswith('pastebinit.xml'):
conffile = os.path.join(conffile, 'pastebinit.xml')
if conffile not in configfiles:
configfiles.append(conffile)
class PasteRequest(request.Request):
version = "Pastebinit v%s" % version
def __init__(self, *args, **opts):
super(PasteRequest, self).__init__(*args, **opts)
if 'User-Agent' not in self.headers:
self.add_header('User-Agent', self.version)
def preloadPastebins():
# Check several places for config files:
# - global config in /etc/pastebin.d
# - for source checkout, config in the checkout
# - user's overrides in ~/.pastebin.d
# Files found later override files found earlier.
pastebind = {}
confdirs = []
for confdir in ['/usr/share', '/usr/local/share'] \
+ list(reversed(os.environ.get('XDG_DATA_DIRS', '').split(':'))) \
+ list(reversed(os.environ.get('XDG_CONFIG_DIRS', '').split(':'))) \
+ ['/etc', '/usr/local/etc',
os.environ.get('XDG_CONFIG_HOME',
os.path.expanduser('~/.config')),
os.path.expanduser('~/.pastebin.d')]:
confdir = confdir.rstrip('/')
if not confdir.endswith('pastebin.d'):
confdir = os.path.join(confdir, 'pastebin.d')
if confdir not in confdirs:
confdirs.append(confdir)
for confdir in confdirs:
try:
confdirlist = os.listdir(confdir)
except OSError:
continue
for fileitem in confdirlist:
if fileitem.startswith('.') or not fileitem.endswith('.conf'):
continue
filename = os.path.join(confdir, fileitem)
instance = ConfigParser()
try:
instance.read(filename)
except UnicodeError:
continue
if not instance.has_section('pastebin'):
print(_('%s: no section [pastebin]') % filename,
file=sys.stderr)
continue
if not instance.has_option('pastebin', 'basename'):
print(_("%s: no 'basename' in [pastebin]") % filename,
file=sys.stderr)
continue
pastebind[instance.get('pastebin', 'basename')] = instance
return pastebind
# Return the configuration depending of the pastebin used
def getConfig(website):
for config in list(pastebind.values()):
basename = config.get('pastebin', 'basename')
try:
https = config.get('pastebin', 'https')
except:
https = False
if basename == website:
if https:
website = "https://%s/" % basename
else:
website = "http://%s/" % basename
return website, config['pastebin']
print(_("Unknown website, please post a bugreport to request "
"this pastebin to be added (%s)") % website,
file=sys.stderr)
sys.exit(1)
# Return the parameters depending of the pastebin used
def getParameters(website, content):
config = pastebind[website]
params = {}
for param in config.options('format'):
paramname = config.get('format', param)
if param == 'content':
params[paramname] = content
else:
params[paramname] = config.get('defaults', param,
vars=spec_opts, fallback=inline_opts.get(param))
return params
# XML Handling methods
def getText(nodelist):
rc = ""
for node in nodelist:
if node.nodeType == node.TEXT_NODE:
rc = rc + node.data
return rc
def getNodes(nodes, title):
return nodes.getElementsByTagName(title)
def getFirstNode(nodes, title):
return getNodes(nodes, title)[0]
def getFirstNodeText(nodes, title):
return getText(getFirstNode(nodes, title).childNodes)
# Display usage instructions
def Usage(fd=sys.stdout):
print("pastebinit v" + version, file=fd)
print(_("\nReads on stdin for input or takes a list of files "
"as parameters"), file=fd)
print(_("\nUsage:\tpastebinit [OPTION...] [FILE...]"), file=fd)
print(_("\nGeneral arguments:\n"), file=fd)
print(_("\t-b <pastebin> (default is '%s')") % website, file=fd)
print(_("\t-i <input file>"), file=fd)
print(_("\t-l List all supported pastebins"), file=fd)
print(_("\t-E Print the content to stdout too"), file=fd)
print(_("\t-h Print this help screen"), file=fd)
print(_("\t-v Print the version number"), file=fd)
print(_("\t-V Print verbose output to stderr"), file=fd)
print(_("\nOptional arguments (not supported by all pastebins):\n"),
file=fd)
print(_("\t-a <author> (default is '%s')") %
inline_opts['user'], file=fd)
print(_("\t-t <title of paste> (default is none)"), file=fd)
print(_("\t-f <format of paste> (default is '%s')") %
inline_opts['format'], file=fd)
print(_("\t-j <jabberid> (default is '%s')") %
inline_opts['jabberid'], file=fd)
print(_("\t-m <permatag> (default is none)"),
file=fd)
print(_("\t-P <private level> (default is '%s')") %
inline_opts['private'], file=fd)
print(_("\t-u <username> -p <password>"), file=fd)
# Set defaults
website = defaultPB
inline_opts = {
'user' : os.environ.get('USER', os.environ.get('LOGNAME')),
'jabberid' : "",
'title' : "",
'permatag' : "",
'format' : "text",
'private' : 1,
'username' : "",
'password' : ""
}
spec_opts = {}
filenames = []
verbose = False
echo = False
# Example configuration file string
configexample = """\
<pastebinit>
<pastebin>paste.debian.net</pastebin>
<author>A pastebinit user</author>
<jabberid>nobody@nowhere.org</jabberid>
<format>text</format>
<private>1</private>
</pastebinit>
"""
for configfile in configfiles:
# Open configuration file if it exists
try:
f = open(configfile)
configtext = f.read()
f.close()
gotconfigxml = True
except KeyboardInterrupt:
print(_("KeyboardInterrupt caught."), file=sys.stderr)
sys.exit(1)
except:
gotconfigxml = False
# Parse configuration file
if gotconfigxml:
try:
configxml = xml.dom.minidom.parseString(configtext)
for variable, key in (('pastebin', 'website'),
('author', 'user'),
('format', 'format'),
('private', 'private'),
('jabberid', 'jabberid')):
try:
value = getFirstNodeText(configxml, variable)
if variable == 'pastebin':
website = value
else:
spec_opts[key] = value
except:
pass
except KeyboardInterrupt:
print(_("KeyboardInterrupt caught."), file=sys.stderr)
sys.exit(1)
except:
print(_("Error parsing configuration file!"), file=sys.stderr)
print(_("Please ensure that your configuration file looks "
"similar to the following:"), file=sys.stderr)
print(configexample, file=sys.stderr)
sys.exit(1)
# Get options
try:
optlist, arglist = getopt.getopt(sys.argv[1:],
'EVP:hlva:b:f:i:t:j:m:u:p:')
except KeyboardInterrupt:
print(_("KeyboardInterrupt caught."), file=sys.stderr)
sys.exit(1)
except getopt.GetoptError as e:
print((_("Invalid arguments: %s!") % e) + "\n", file=sys.stderr)
Usage(sys.stderr)
sys.exit(1)
# Get the configuration of all pastebins
pastebind = preloadPastebins()
# Iterate through options
for opt in optlist:
if opt[0] == "-h":
Usage()
sys.exit(0)
elif opt[0] == "-v":
print("pastebinit v" + version)
sys.exit(0)
elif opt[0] == "-l":
print(_("Supported pastebins:"))
for pastebin in sorted(list(pastebind.keys())):
print("- %s" % pastebin)
sys.exit(0)
elif opt[0] == "-b":
website = opt[1]
elif opt[0] == "-i":
filenames.append(opt[1])
elif opt[0] == "-a":
spec_opts['user'] = opt[1]
elif opt[0] == "-t":
spec_opts['title'] = opt[1]
elif opt[0] == "-f":
spec_opts['format'] = opt[1]
elif opt[0] == "-j":
spec_opts['jabberid'] = opt[1]
elif opt[0] == "-m":
spec_opts['permatag'] = opt[1]
elif opt[0] == "-P":
spec_opts['private'] = opt[1]
elif opt[0] == "-u":
spec_opts['username'] = opt[1]
elif opt[0] == "-p":
spec_opts['password'] = opt[1]
elif opt[0] == "-E":
echo = True
elif opt[0] == "-V":
verbose = True
# Get the configuration
if '://' in website:
website = website.split('://')[1]
website = website.strip('/')
website, config = getConfig(website)
filenames += arglist
if not filenames:
filenames.append("-")
contents = []
for filename in filenames:
# If - is specified as a filename read from stdin
# otherwise load the specified files.
content = ""
if filename == "-":
content = sys.stdin.read().rstrip()
else:
try:
with open(filename, "r") as fd:
content = fd.read().rstrip()
except KeyboardInterrupt:
print(_("KeyboardInterrupt caught."), file=sys.stderr)
sys.exit(1)
except:
print(_("Unable to read from: %s") % filename, file=sys.stderr)
sys.exit(1)
if not content:
print(_("You are trying to send an empty document, exiting."),
file=sys.stderr)
sys.exit(1)
contents.append(content)
if echo:
print(content)
if "post_page" in config:
# Use post page, without leading slash, website has a trailing one.
post_url = website + config['post_page'].lstrip('/')
else:
post_url = website
if "paste_regexp" in config:
reLink = config['paste_regexp']
else:
reLink = False
# Get target_page for replacement, only used with reLink.
if "target_page" in config:
relink_target_url = website + config['target_page'].lstrip('/')
if not reLink:
print("Warning: using target_page without paste_regexp.",
file=sys.stderr)
elif reLink:
relink_target_url = website
if "post_format" in config:
post_format = config['post_format']
else:
post_format = 'standard'
if "user_length" in config:
user_length = int(config['user_length'])
user = pastebind[config['basename']].get('defaults', 'user',
vars=spec_opts, fallback=inline_opts.get('user'))
spec_opts['user'] = "%s~" % user[:user_length-1]
for content in contents:
# Get the parameters
params = getParameters(config['basename'], content)
if "sizelimit" in config:
if len(content) > int(config['sizelimit']):
print(_("The content you are trying to send exceeds "
"the pastebin's size limit."), file=sys.stderr)
sys.exit(1)
req = PasteRequest(post_url)
if post_format == 'json':
if json:
params = bytes(json.dumps(params), encoding='US-ASCII')
req.add_header('Content-Type', 'text/json')
else:
print(_("Could not find any JSON library."), file=sys.stderr)
sys.exit(1)
else:
# Convert to a format usable with the HTML POST
params = bytes(urlencode(params), encoding='US-ASCII')
# Send the informations and be redirected to the final page
if verbose:
print("POSTing to: %s\nParams: %s" % (
post_url, str(params)), file=sys.stderr)
try:
page = request.urlopen(req, params)
except Exception as e:
print(_("Failed to contact the server: %s") % e, file=sys.stderr)
sys.exit(1)
try:
# Check if we have to apply a regexp
paste_url = ""
if reLink:
result = page.read().decode('utf-8').strip()
if reLink == '(.*)':
paste_url = result
else:
# Print the result of the regexp
result = re.split(reLink, result)[1]
if '%s' not in relink_target_url:
paste_url = relink_target_url + result
else:
paste_url = relink_target_url % result
else:
# Get the final page
paste_url = page.url
# Print the paste URL
if echo:
print("-" * len(paste_url))
print(paste_url)
except KeyboardInterrupt:
print(_("KeyboardInterrupt caught."), file=sys.stderr)
sys.exit(1)
except:
print(_("Unable to read or parse the result page, it could be a "
"server timeout or a change server side, "
"try with another pastebin."), file=sys.stderr)
sys.exit(1)
except KeyboardInterrupt:
print(_("KeyboardInterrupt caught."), file=sys.stderr)
sys.exit(1)
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