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Add r2preweb rarun2 rule to start the webserver in a thread in r2preload

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This commit is contained in:
pancake 2015-06-02 03:54:26 +02:00
parent 6fa460a741
commit 721ad8de26
4 changed files with 11 additions and 1 deletions
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7
binr/preload/libr2.c
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@ -14,11 +14,18 @@ static void sigusr1(int s) {
}
static void _libwrap_init() __attribute__ ((constructor));
static void _libwrap_init() {
char *web;
signal (SIGUSR1, sigusr1);
printf ("libr2 initialized. send SIGUSR1 to %d in order to reach the r2 prompt\n", getpid ());
printf ("kill -USR1 %d\n", getpid());
web = r_sys_getenv ("RARUN2_WEB");
core = r_core_new ();
r_core_loadlibs (core, R_CORE_LOADLIBS_ALL, NULL);
if (web) {
r_core_cmd0 (core, "=H&");
r_sys_setenv ("RARUN2_WEB", NULL);
free (web);
}
// TODO: maybe reopen every time a signal is spawned to reload memory regions information
// TODO: open io_self
}

2
binr/rarun2/rarun2.c
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@ -1,4 +1,4 @@
/* radare2 - Copyleft 2011-2014 - pancake */
/* radare2 - Copyleft 2011-2015 - pancake */
#include <r_util.h>
#include <r_socket.h>

1
libr/socket/run.c
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@ -242,6 +242,7 @@ R_API int r_run_parseline (RRunProfile *p, char *b) {
else if (!strcmp (b, "libpath")) p->_libpath = strdup (e);
else if (!strcmp (b, "preload")) p->_preload = strdup (e);
else if (!strcmp (b, "r2preload")) p->_r2preload = parseBool (e);
else if (!strcmp (b, "r2preweb")) r_sys_setenv ("RARUN2_WEB", "yes");
else if (!strcmp (b, "setuid")) p->_setuid = strdup (e);
else if (!strcmp (b, "seteuid")) p->_seteuid = strdup (e);
else if (!strcmp (b, "setgid")) p->_setgid = strdup (e);

2
man/rarun2.1
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@ -52,6 +52,8 @@ preload a library (not supported on Windows, only linux,osx,bsd)
path to program to be executed
.It Ar r2preload
preload with libr2
.It Ar r2preweb
run the webserver in a thread just at starting the r2preload
.It Ar setenv
set value for given environment variable
.It Ar setegid