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This patch adds the "-F" switch. This switch reads a file from the command line arguments and feeds it to Apache httpd server
Index: server/main.c
===================================================================
--- server/main.c (revision 1794194)
+++ server/main.c (working copy)
@@ -371,7 +371,11 @@
ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL,
" -c \"directive\" : process directive after reading "
"config files");
+ ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL,
+ " -F : hackish file to read as request "
+ "");
+
#ifdef NETWARE
ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL,
" -n name : set screen name");
@@ -437,8 +441,178 @@
destroy_and_exit_process(process, 1);
}
-int main(int argc, const char * const argv[])
+#include <sched.h>
+#include <linux/sched.h>
+#include <arpa/inet.h>
+#include <errno.h>
+#include <net/if.h>
+#include <net/route.h>
+#include <netinet/ip6.h>
+#include <netinet/tcp.h>
+#include <sched.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include <sys/ioctl.h>
+#include <sys/resource.h>
+#include <sys/socket.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+static void netIfaceUp(const char *ifacename)
{
+ int sock = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
+ if (sock == -1) {
+ perror("socket(AF_INET, SOCK_STREAM, IPPROTO_IP)");
+ _exit(1);
+ }
+
+ struct ifreq ifr;
+ memset(&ifr, '\0', sizeof(ifr));
+ snprintf(ifr.ifr_name, IF_NAMESIZE, "%s", ifacename);
+
+ if (ioctl(sock, SIOCGIFFLAGS, &ifr) == -1) {
+ perror("ioctl(iface='lo', SIOCGIFFLAGS, IFF_UP)");
+ _exit(1);
+ }
+
+ ifr.ifr_flags |= (IFF_UP | IFF_RUNNING);
+
+ if (ioctl(sock, SIOCSIFFLAGS, &ifr) == -1) {
+ perror("ioctl(iface='lo', SIOCSIFFLAGS, IFF_UP)");
+ _exit(1);
+ }
+
+ close(sock);
+}
+
+void unsh(void)
+{
+ unshare(CLONE_NEWUSER | CLONE_NEWNET | CLONE_NEWNS);
+
+ if (mount("tmpfs", "/tmp", "tmpfs", 0, "") == -1) {
+ perror("tmpfs");
+ _exit(1);
+ }
+ netIfaceUp("lo");
+}
+
+static void SENDFILE(char *buf)
+{
+ if (buf == NULL){
+ printf("[-] buf is NULL\n");
+ perror("buf");
+ }
+ usleep(1000);
+ long fsize = strlen(buf);
+ for (;;) {
+ printf("[+] Looping\n");
+ //printf("[+] Read -> %s <- from in file \n", buf);
+
+ int myfd = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
+ if (myfd == -1) {
+ printf("HORROR");
+ perror("socket");
+ _exit(1);
+ }
+
+ int sz = (1024 * 1024);
+ if (setsockopt(myfd, SOL_SOCKET, SO_SNDBUF, &sz, sizeof(sz)) == -1) {
+ printf("HORROR");
+ perror("setsockopt");
+ exit(1);
+ }
+
+ struct sockaddr_in saddr;
+ saddr.sin_family = AF_INET;
+ saddr.sin_port = htons(80);
+ saddr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
+ if (connect(myfd, &saddr, sizeof(saddr)) == -1) {
+ printf("HORROR");
+ perror("connect");
+ continue;
+ // If we can't connect we keep looping untill everything is ready
+ }
+
+ if (send(myfd, buf, fsize, MSG_NOSIGNAL) != fsize) {
+ printf("[+] Buf not sent %s\n", buf);
+ printf("HORROR");
+ perror("send() failed 1");
+ exit(1);
+ }
+
+
+ if (shutdown(myfd, SHUT_WR) == -1) {
+ perror("shutdown");
+ exit(1);
+ }
+
+ char b[1024 * 1024];
+ while (recv(myfd, b, sizeof(b), MSG_WAITALL) > 0) ;
+
+ close(myfd);
+ printf("[+] Nice run\n");
+ usleep(500);
+ exit(0);
+ }
+}
+
+static void LAUNCHTHR(char *buf)
+{
+ pthread_t t;
+ pthread_attr_t attr;
+
+ pthread_attr_init(&attr);
+ pthread_attr_setstacksize(&attr, 1024 * 1024 * 8);
+ pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
+
+ pthread_create(&t, &attr, SENDFILE, buf);
+}
+
+int main(int argc, const char *const argv[])
+{
+ // Hackish way to get file from input
+ const char *finput = NULL;
+ for (int i = 0; i < argc; i++){
+ if (strcmp(argv[i],"-F")==0){
+ finput = argv[i+1];
+ break;
+ }
+ }
+
+ if (getenv("NO_FUZZ") == NULL) {
+ FILE *f;
+ char *buf;
+ long fsize;
+
+ printf("[+] Stdin file %s\n", finput);
+ f = fopen(finput, "rb");
+ if (f != NULL) {
+ fseek(f, 0, SEEK_END);
+ fsize = ftell(f);
+ fseek(f, 0, SEEK_SET);
+ buf = malloc(fsize + 2 + 1); // +2 for \r\n +1 for the null byte (not really needed)
+ fread(buf, fsize, 1, f);
+ // The following lines add terminator characters to the fuzzing input
+ // so it never hangs because of not being compliant to the RFC (always end with \r\n)
+ buf[fsize] = '\r';
+ buf[fsize+1] = '\n';
+ buf[fsize+2] = '\0';
+ fclose(f);
+ } else {
+ printf("[-] Couldn't fopen\n");
+ _exit(1);
+ }
+ unsh();
+ LAUNCHTHR(buf);
+ printf("[+] Launched loop\n");
+ }
+ printf("[+] Keep going ... \n");
+
char c;
int showcompile = 0, showdirectives = 0;
const char *confname = SERVER_CONFIG_FILE;
@@ -596,7 +770,8 @@
ap_run_mode = AP_SQ_RM_CONFIG_DUMP;
}
break;
-
+ case 'F':
+ break;
case 'h':
case '?':
usage(process);
@@ -688,6 +854,7 @@
/* If our config failed, deal with that here. */
if (rv != OK) {
+ printf("[-] Config failed...\n");
destroy_and_exit_process(process, 1);
}
@@ -696,6 +863,7 @@
int exit_status;
if (signal_server(&exit_status, pconf) != 0) {
+ printf("[-] Server signaled out\n");
destroy_and_exit_process(process, exit_status);
}
}
@@ -792,7 +960,8 @@
rc = ap_run_mpm(pconf, plog, ap_server_conf);
apr_pool_lock(pconf, 0);
-
+ rc = DONE;
+ usleep(500);
} while (rc == OK);
if (rc == DONE) {
@@ -802,7 +971,11 @@
ap_log_error(APLOG_MARK, APLOG_EMERG, 0, NULL, APLOGNO(02818)
"MPM run failed, exiting");
}
+ printf("Exiting cleanly\n");
+ sleep(1);
destroy_and_exit_process(process, rc);
+ _exit(0);
+ return 0;
/* NOTREACHED */
return !OK;
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