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#include <iostream>
#include <variant>
#include <optional>
#include <functional>
template<class... As> struct visitor : As... { using As::operator()...; };
template<class... As> visitor(As...) -> visitor<As...>;
template<class A>
struct Ok {
@abedra
abedra / example.ml
Created July 3, 2018 12:06
ocaml / mirageos unikernel webserver secure headers
let add_headers (path: string): Cohttp.Header.t =
Cohttp.Header.add_list (Cohttp.Header.init ()) [
("Strict-Transport-Security", "max-age=31536000; includeSubdomains; preload");
("Content-Type", (Magic_mime.lookup path));
("X-XSS-Protection", "1; mode=block");
("X-Frame-Options", "DENY");
("X-Content-Type-Options", "nosniff")
]
@abedra
abedra / gist:6452133
Created September 5, 2013 15:57
jruby net/sftp error
require "net/sftp"
Net::SFTP.start("127.0.0.1", "vagrant", :port => "22") do |sftp|
puts "hello"
end
java.lang.RuntimeException: java.lang.VerifyError: (class: jnr/netdb/NativeServicesDB$LinuxLibServices$jaffl$2, method: getservent_r signature: (Ljnr/netdb/NativeServicesDB$UnixServent;Lcom/kenai/jaffl/Pointer;Lcom/kenai/jaffl/NativeLong;Lcom/kenai/jaffl/Pointer Expecting to find long on stack
at com.kenai.jaffl.provider.jffi.AsmLibraryLoader.generateInterfaceImpl(AsmLibraryLoader.java:265)
at com.kenai.jaffl.provider.jffi.AsmLibraryLoader.loadLibrary(AsmLibraryLoader.java:110)
at com.kenai.jaffl.provider.jffi.Provider.loadLibrary(Provider.java:31)
at com.kenai.jaffl.provider.jffi.Provider.loadLibrary(Provider.java:25)
@abedra
abedra / broken_sha1.c
Created July 1, 2015 19:41
SHA1 SAW Example
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
uint32_t ROL(uint32_t val, uint32_t shift) {
shift &= 0x1f;
val = (val >> (0x20 - shift)) | (val << shift);
return val;
}
pkglibdir = $(prefix)/lib
pkglib_LTLIBRARIES = standalone.la
#include_HEADERS = re.h modsecurity.h msc_logging.h msc_multipart.h \
# msc_parsers.h msc_pcre.h msc_util.h msc_xml.h \
# persist_dbm.h apache2.h msc_geo.h acmp.h utf8tables.h \
# msc_lua.h msc_release.h
standalone_la_SOURCES = ../apache2/mod_security2.c \
../apache2/apache2_config.c ../apache2/apache2_io.c ../apache2/apache2_util.c \
../apache2/re.c ../apache2/re_operators.c ../apache2/re_actions.c ../apache2/re_tfns.c \
@abedra
abedra / gist:4717281
Created February 5, 2013 20:15
Nginx ModSecurity lua compile errors
objs/addon/modsecurity/ngx_http_modsecurity.o \
objs/addon/modsecurity/apr_bucket_nginx.o \
objs/ngx_modules.o \
-L/usr/local/lib -lpthread -lcrypt ../../ModSecurity/nginx/modsecurity/../../standalone/.libs/standalone.a -lapr-1 -laprutil-1 -lxml2 -lm -lpcre -lcrypto -lcrypto -lz -lGeoIP
../../ModSecurity/nginx/modsecurity/../../standalone/.libs/standalone.a(standalone_la-msc_lua.o): In function `l_setvar':
/home/abedra/src/opensource/knock-knock/ModSecurity/standalone/../apache2/msc_lua.c:363: undefined reference to `lua_gettop'
/home/abedra/src/opensource/knock-knock/ModSecurity/standalone/../apache2/msc_lua.c:366: undefined reference to `lua_getglobal'
/home/abedra/src/opensource/knock-knock/ModSecurity/standalone/../apache2/msc_lua.c:367: undefined reference to `lua_topointer'
/home/abedra/src/opensource/knock-knock/ModSecurity/standalone/../apache2/msc_lua.c:369: undefined reference to `lua_getglobal'
/home/abedra/src/opensource/knock-knock/ModSecurity/standalone/../apache2/msc_lua.c:370: undefined refere
@abedra
abedra / compile_errors
Created January 2, 2013 21:30
ModSecurity nginx compile errors (lua related)
objs/addon/modsecurity/ngx_http_modsecurity.o \
objs/ngx_modules.o \
-L/usr/local/lib -lpthread -lcrypt /home/abedra/src/opensource/ModSecurity/nginx/modsecurity/../../standalone/.libs/standalone.a -lapr-1 -laprutil-1 -lxml2 -lm -lpcre -lcrypto -lcrypto -lz -lGeoIP
/home/abedra/src/opensource/ModSecurity/nginx/modsecurity/../../standalone/.libs/standalone.a(standalone_la-msc_lua.o): In function `l_setvar':
/home/abedra/src/opensource/ModSecurity/standalone/../apache2/msc_lua.c:355: undefined reference to `lua_gettop'
/home/abedra/src/opensource/ModSecurity/standalone/../apache2/msc_lua.c:358: undefined reference to `lua_getglobal'
/home/abedra/src/opensource/ModSecurity/standalone/../apache2/msc_lua.c:359: undefined reference to `lua_topointer'
/home/abedra/src/opensource/ModSecurity/standalone/../apache2/msc_lua.c:361: undefined reference to `lua_getglobal'
/home/abedra/src/opensource/ModSecurity/standalone/../apache2/msc_lua.c:362: undefined reference to `lua_topointer'
/home/abedra/src/opensource/ModSecuri
@abedra
abedra / cookie_monster.md
Created December 31, 2012 13:47
Cookie Monster Porter
@abedra
abedra / lua
Created December 24, 2012 03:21
lua -v
Lua 5.2.1 Copyright (C) 1994-2012 Lua.org, PUC-Rio
pacman -Q | grep lua
lua 5.2.1-3
@abedra
abedra / Build details
Created December 24, 2012 03:06
Source build failures for mod security on Arch Linux
gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.2/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: /build/src/gcc-4.7.2/configure --prefix=/usr --libdir=/usr/lib --libexecdir=/usr/lib --mandir=/usr/share/man --infodir=/usr/share/info --with-bugurl=https://bugs.archlinux.org/ --enable-languages=c,c++,ada,fortran,go,lto,objc,obj-c++ --enable-shared --enable-threads=posix --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-clocale=gnu --disable-libstdcxx-pch --enable-libstdcxx-time --enable-gnu-unique-object --enable-linker-build-id --with-ppl --enable-cloog-backend=isl --disable-ppl-version-check --disable-cloog-version-check --enable-lto --enable-gold --enable-ld=default --enable-plugin --with-plugin-ld=ld.gold --with-linker-hash-style=gnu --disable-multilib --disable-libssp --disable-build-with-cxx --disable-build-poststage1-with-cxx --enable-checking=release
Thread model: posix
gcc version 4.7.2 (GCC)
autom