/usr/lib/python2.7/dist-packages/httpie/core.py is in httpie 0.9.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 | """This module provides the main functionality of HTTPie.
Invocation flow:
1. Read, validate and process the input (args, `stdin`).
2. Create and send a request.
3. Stream, and possibly process and format, the parts
of the request-response exchange selected by output options.
4. Simultaneously write to `stdout`
5. Exit.
"""
import sys
import errno
import platform
import requests
from requests import __version__ as requests_version
from pygments import __version__ as pygments_version
from httpie import __version__ as httpie_version, ExitStatus
from httpie.compat import str, bytes, is_py3
from httpie.client import get_response
from httpie.downloads import Downloader
from httpie.context import Environment
from httpie.plugins import plugin_manager
from httpie.output.streams import (
build_output_stream,
write_stream,
write_stream_with_colors_win_py3
)
def get_exit_status(http_status, follow=False):
"""Translate HTTP status code to exit status code."""
if 300 <= http_status <= 399 and not follow:
# Redirect
return ExitStatus.ERROR_HTTP_3XX
elif 400 <= http_status <= 499:
# Client Error
return ExitStatus.ERROR_HTTP_4XX
elif 500 <= http_status <= 599:
# Server Error
return ExitStatus.ERROR_HTTP_5XX
else:
return ExitStatus.OK
def print_debug_info(env):
env.stderr.writelines([
'HTTPie %s\n' % httpie_version,
'Requests %s\n' % requests_version,
'Pygments %s\n' % pygments_version,
'Python %s\n%s\n' % (sys.version, sys.executable),
'%s %s' % (platform.system(), platform.release()),
])
env.stderr.write('\n\n')
env.stderr.write(repr(env))
env.stderr.write('\n')
def decode_args(args, stdin_encoding):
"""
Convert all bytes ags to str
by decoding them using stdin encoding.
"""
return [
arg.decode(stdin_encoding)
if type(arg) == bytes else arg
for arg in args
]
def program(args, env, log_error):
"""
The main program without error handling
:param args: parsed args (argparse.Namespace)
:type env: Environment
:param log_error: error log function
:return: status code
"""
exit_status = ExitStatus.OK
downloader = None
show_traceback = args.debug or args.traceback
try:
if args.download:
args.follow = True # --download implies --follow.
downloader = Downloader(
output_file=args.output_file,
progress_file=env.stderr,
resume=args.download_resume
)
downloader.pre_request(args.headers)
final_response = get_response(args, config_dir=env.config.directory)
if args.all:
responses = final_response.history + [final_response]
else:
responses = [final_response]
for response in responses:
if args.check_status or downloader:
exit_status = get_exit_status(
http_status=response.status_code,
follow=args.follow
)
if not env.stdout_isatty and exit_status != ExitStatus.OK:
log_error(
'HTTP %s %s', response.raw.status, response.raw.reason,
level='warning'
)
write_stream_kwargs = {
'stream': build_output_stream(
args=args,
env=env,
request=response.request,
response=response,
output_options=(
args.output_options
if response is final_response
else args.output_options_history
)
),
# NOTE: `env.stdout` will in fact be `stderr` with `--download`
'outfile': env.stdout,
'flush': env.stdout_isatty or args.stream
}
try:
if env.is_windows and is_py3 and 'colors' in args.prettify:
write_stream_with_colors_win_py3(**write_stream_kwargs)
else:
write_stream(**write_stream_kwargs)
except IOError as e:
if not show_traceback and e.errno == errno.EPIPE:
# Ignore broken pipes unless --traceback.
env.stderr.write('\n')
else:
raise
if downloader and exit_status == ExitStatus.OK:
# Last response body download.
download_stream, download_to = downloader.start(final_response)
write_stream(
stream=download_stream,
outfile=download_to,
flush=False,
)
downloader.finish()
if downloader.interrupted:
exit_status = ExitStatus.ERROR
log_error('Incomplete download: size=%d; downloaded=%d' % (
downloader.status.total_size,
downloader.status.downloaded
))
return exit_status
finally:
if downloader and not downloader.finished:
downloader.failed()
if (not isinstance(args, list) and args.output_file and
args.output_file_specified):
args.output_file.close()
def main(args=sys.argv[1:], env=Environment(), custom_log_error=None):
"""
The main function.
Pre-process args, handle some special types of invocations,
and run the main program with error handling.
Return exit status code.
"""
args = decode_args(args, env.stdin_encoding)
plugin_manager.load_installed_plugins()
def log_error(msg, *args, **kwargs):
msg = msg % args
level = kwargs.get('level', 'error')
assert level in ['error', 'warning']
env.stderr.write('\nhttp: %s: %s\n' % (level, msg))
from httpie.cli import parser
if env.config.default_options:
args = env.config.default_options + args
if custom_log_error:
log_error = custom_log_error
include_debug_info = '--debug' in args
include_traceback = include_debug_info or '--traceback' in args
if include_debug_info:
print_debug_info(env)
if args == ['--debug']:
return ExitStatus.OK
exit_status = ExitStatus.OK
try:
parsed_args = parser.parse_args(args=args, env=env)
except KeyboardInterrupt:
env.stderr.write('\n')
if include_traceback:
raise
exit_status = ExitStatus.ERROR_CTRL_C
except SystemExit as e:
if e.code != ExitStatus.OK:
env.stderr.write('\n')
if include_traceback:
raise
exit_status = ExitStatus.ERROR
else:
try:
exit_status = program(
args=parsed_args,
env=env,
log_error=log_error,
)
except KeyboardInterrupt:
env.stderr.write('\n')
if include_traceback:
raise
exit_status = ExitStatus.ERROR_CTRL_C
except SystemExit as e:
if e.code != ExitStatus.OK:
env.stderr.write('\n')
if include_traceback:
raise
exit_status = ExitStatus.ERROR
except requests.Timeout:
exit_status = ExitStatus.ERROR_TIMEOUT
log_error('Request timed out (%ss).', parsed_args.timeout)
except requests.TooManyRedirects:
exit_status = ExitStatus.ERROR_TOO_MANY_REDIRECTS
log_error('Too many redirects (--max-redirects=%s).',
parsed_args.max_redirects)
except Exception as e:
# TODO: Further distinction between expected and unexpected errors.
msg = str(e)
if hasattr(e, 'request'):
request = e.request
if hasattr(request, 'url'):
msg += ' while doing %s request to URL: %s' % (
request.method, request.url)
log_error('%s: %s', type(e).__name__, msg)
if include_traceback:
raise
exit_status = ExitStatus.ERROR
return exit_status
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