mirror of
https://github.com/jtesta/ssh-audit.git
synced 2024-11-22 02:21:40 +01:00
Simplified Windows man page processing. Added Cygwin support to update_windows_man_page.sh.
This commit is contained in:
Joe Testa
parent
090b5d760b
commit
11e2e77585
@ -998,8 +998,6 @@ def target_worker_thread(host: str, port: int, shared_aconf: AuditConf) -> Tuple
|
||||
|
||||
def windows_manual(out: OutputBuffer) -> int:
|
||||
'''Prints the man page on Windows. Returns an exitcodes.* flag.'''
|
||||
import os
|
||||
import ctypes
|
||||
|
||||
retval = exitcodes.GOOD
|
||||
|
||||
@ -1008,64 +1006,7 @@ def windows_manual(out: OutputBuffer) -> int:
|
||||
retval = exitcodes.FAILURE
|
||||
return retval
|
||||
|
||||
# Support for ANSI escape sequences was first introduced in Windows 10
|
||||
# version 1511.
|
||||
#
|
||||
# Calling 'os.system' activates ANSI support if available.
|
||||
#
|
||||
# NB: If output is redirected to a file or piped to another program, ANSI
|
||||
# support is suppressed.
|
||||
os.system("")
|
||||
|
||||
STD_OUTPUT_HANDLE = -11
|
||||
ENABLE_VIRTUAL_TERMINAL_PROCESSING = 4
|
||||
|
||||
kernel32 = ctypes.WinDLL('kernel32')
|
||||
hStdin = kernel32.GetStdHandle(STD_OUTPUT_HANDLE)
|
||||
consoleMode = ctypes.c_ulong()
|
||||
|
||||
# GetConsoleMode
|
||||
# https://docs.microsoft.com/en-us/windows/console/getconsolemode
|
||||
#
|
||||
# Parameters:
|
||||
# 1. hConsoleHandle [in]
|
||||
# 2. lpMode [out]
|
||||
#
|
||||
# Return value:
|
||||
# Success: A non-zero value.
|
||||
# Fail: A value of zero.
|
||||
kernel32.GetConsoleMode(hStdin, ctypes.byref(consoleMode))
|
||||
|
||||
# Use a bitwise and (&) between the console mode value and the flag. If the
|
||||
# console mode value contains the flag then ANSI is supported.
|
||||
ansi_supported = bool(consoleMode.value & ENABLE_VIRTUAL_TERMINAL_PROCESSING)
|
||||
|
||||
if ansi_supported:
|
||||
out.info(WINDOWS_MAN_PAGE)
|
||||
else:
|
||||
import io
|
||||
import re
|
||||
|
||||
# If the text contains unicode characters this may result in a
|
||||
# "UnicodeEncodeError" error when printing depending on the active
|
||||
# console code page. Therefore the stdout's encoding is explicitly set
|
||||
# to utf8.
|
||||
#
|
||||
# NB: If ANSI support enabled then unicode is implicitly handled.
|
||||
new_stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf8', errors=sys.stdout.errors)
|
||||
old_stdout = sys.stdout
|
||||
sys.stdout = new_stdout
|
||||
|
||||
# An ANSI escape sequence starts with an ESC character (033 in decimal
|
||||
# and 1b in hex), followed by an open bracket and terminates with 'm'.
|
||||
strip_ansi = re.compile(r'\x1b\[.*?m')
|
||||
man_plain_text = strip_ansi.sub('', WINDOWS_MAN_PAGE)
|
||||
|
||||
out.info(man_plain_text)
|
||||
|
||||
new_stdout.detach()
|
||||
sys.stdout = old_stdout
|
||||
|
||||
out.info(WINDOWS_MAN_PAGE)
|
||||
return retval
|
||||
|
||||
|
||||
|
||||
71
update_windows_man_page.sh
Normal file → Executable file
71
update_windows_man_page.sh
Normal file → Executable file
@ -1,7 +1,32 @@
|
||||
#!/bin/bash
|
||||
|
||||
#
|
||||
# The MIT License (MIT)
|
||||
#
|
||||
# Copyright (C) 2021 Joe Testa (jtesta@positronsecurity.com)
|
||||
# Copyright (C) 2021 Adam Russell (<adam[at]thecliguy[dot]co[dot]uk>)
|
||||
#
|
||||
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
# of this software and associated documentation files (the "Software"), to deal
|
||||
# in the Software without restriction, including without limitation the rights
|
||||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
# copies of the Software, and to permit persons to whom the Software is
|
||||
# furnished to do so, subject to the following conditions:
|
||||
#
|
||||
# The above copyright notice and this permission notice shall be included in
|
||||
# all copies or substantial portions of the Software.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
# THE SOFTWARE.
|
||||
#
|
||||
|
||||
################################################################################
|
||||
# update_windows_man_page
|
||||
# update_windows_man_page.sh
|
||||
#
|
||||
# PURPOSE
|
||||
# Since Windows lacks a manual reader it's necessary to provide an alternative
|
||||
@ -13,12 +38,29 @@
|
||||
# 'WINDOWS_MAN_PAGE' by invoking ssh-audit with the manual parameters
|
||||
# (--manual / -m).
|
||||
#
|
||||
# Cygwin is required.
|
||||
#
|
||||
# USAGE
|
||||
# update_windows_man_page.sh -m <path-to-man-page> -g <path-to-globals.py>
|
||||
# update_windows_man_page.sh [-m <path-to-man-page>] [-g <path-to-globals.py>]
|
||||
#
|
||||
################################################################################
|
||||
|
||||
while getopts "m: g:" OPTION
|
||||
function usage {
|
||||
echo >&2 "Usage: $0 [-m <path-to-man-page>] [-g <path-to-globals.py>] [-h]"
|
||||
echo >&2 " -m Specify an alternate man page path (default: ./ssh-audit.1)"
|
||||
echo >&2 " -g Specify an alternate globals.py path (default: ./src/ssh_audit/globals.py)"
|
||||
echo >&2 " -h This help message"
|
||||
}
|
||||
|
||||
if [[ $(uname -s) != CYGWIN* ]]; then
|
||||
echo >&2 "This script is designed to be run under Cygwin only. It can potentially be extended to run under Linux, but this is not supported at this time."
|
||||
exit -1
|
||||
fi
|
||||
|
||||
MAN_PAGE=ssh-audit.1
|
||||
GLOBALS_PY=src/ssh_audit/globals.py
|
||||
|
||||
while getopts "m: g: h" OPTION
|
||||
do
|
||||
case "$OPTION" in
|
||||
m)
|
||||
@ -27,24 +69,24 @@ do
|
||||
g)
|
||||
GLOBALS_PY="$OPTARG"
|
||||
;;
|
||||
h)
|
||||
usage
|
||||
exit 0
|
||||
;;
|
||||
*)
|
||||
echo >&2 "Invalid parameter(s) provided"
|
||||
usage
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
done
|
||||
|
||||
if [[ -z "$MAN_PAGE" || -z "$GLOBALS_PY" ]]; then
|
||||
echo >&2 "Missing parameter(s)."
|
||||
exit 1
|
||||
fi
|
||||
|
||||
# Check that the specified files exist.
|
||||
[ -f "$MAN_PAGE" ] || { echo >&2 "man page file not found: $MAN_PAGE"; exit 1; }
|
||||
[ -f "$GLOBALS_PY" ] || { echo >&2 "globals.py file not found: $GLOBALS_PY"; exit 1; }
|
||||
|
||||
# Check that the 'ul' (do underlining) binary exists.
|
||||
command -v ul >/dev/null 2>&1 || { echo >&2 "ul not found."; exit 1; }
|
||||
# Check that the 'ul' (do underlining) binary exists. (Commented out since Cygwin's man outputs ANSI escape codes automatically; re-enable if running under Linux.)
|
||||
# command -v ul >/dev/null 2>&1 || { echo >&2 "ul not found."; exit 1; }
|
||||
|
||||
# Check that the 'sed' (stream editor) binary exists.
|
||||
command -v sed >/dev/null 2>&1 || { echo >&2 "sed not found."; exit 1; }
|
||||
@ -52,6 +94,8 @@ command -v sed >/dev/null 2>&1 || { echo >&2 "sed not found."; exit 1; }
|
||||
# Remove the Windows man page placeholder from 'globals.py'.
|
||||
sed -i '/^WINDOWS_MAN_PAGE/d' "$GLOBALS_PY"
|
||||
|
||||
echo "Processing man page at ${MAN_PAGE} and placing output into ${GLOBALS_PY}..."
|
||||
|
||||
# Append the man page content to 'globals.py'.
|
||||
# * man outputs a backspace-overwrite sequence rather than an ANSI escape
|
||||
# sequence.
|
||||
@ -60,5 +104,10 @@ sed -i '/^WINDOWS_MAN_PAGE/d' "$GLOBALS_PY"
|
||||
# * The 'ul' command converts the backspace-overwrite sequence to an ANSI escape
|
||||
# sequence.
|
||||
echo WINDOWS_MAN_PAGE = '"""' >> "$GLOBALS_PY"
|
||||
MANWIDTH=80 MAN_KEEP_FORMATTING=1 man "$MAN_PAGE" | ul >> "$GLOBALS_PY"
|
||||
# The 'ul' tool would be necessary if running under Linux to convert the overstrike characters into ANSI escape sequences.
|
||||
# MANWIDTH=80 MAN_KEEP_FORMATTING=1 man "$MAN_PAGE" | ul >> "$GLOBALS_PY"
|
||||
MANWIDTH=80 MAN_KEEP_FORMATTING=1 man "./$MAN_PAGE" >> "$GLOBALS_PY"
|
||||
echo '"""' >> "$GLOBALS_PY"
|
||||
|
||||
echo "Done."
|
||||
exit 0
|
||||
|
||||
Loading…
Reference in New Issue
Block a user