initial commit

hydra-postgres.c

@@ -0,0 +1,133 @@
+
+/*
+ *	PostgresSQL Support - by Diaul (at) devilopers.org 
+ *
+ *	
+ * 110425 no obvious memleaks found
+ */
+
+#include "hydra-mod.h"
+
+#ifndef LIBPOSTGRES
+void dummy_postgres() {
+  printf("\n");
+}
+#else
+
+#include "libpq-fe.h"           // Postgres connection functions
+#include <stdio.h>
+
+#define DEFAULT_DB "template1"
+
+extern char *HYDRA_EXIT;
+
+int start_postgres(int s, char *ip, int port, unsigned char options, char *miscptr, FILE * fp) {
+  char *empty = "";
+  char *login, *pass;
+  char database[256];
+  char connection_string[1024];
+  PGconn *pgconn;
+
+  if (miscptr)
+    strncpy(database, miscptr, sizeof(database));
+  else
+    strncpy(database, DEFAULT_DB, sizeof(database));
+
+  if (strlen(login = hydra_get_next_login()) == 0)
+    login = empty;
+  if (strlen(pass = hydra_get_next_password()) == 0)
+    pass = empty;
+
+  /*
+   *      Building the connection string
+   */
+
+
+  snprintf(connection_string, sizeof(connection_string), "host = '%s' dbname = '%s' user = '%s' password = '%s' ", hydra_address2string(ip), database, login, pass);
+
+  if (verbose)
+    hydra_report(stderr, "connection string: %s\n", connection_string);
+
+  pgconn = PQconnectdb(connection_string);
+  if (PQstatus(pgconn) == CONNECTION_OK) {
+    PQfinish(pgconn);
+    hydra_report_found_host(port, ip, "postgres", fp);
+    hydra_completed_pair_found();
+    if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
+      return 3;
+    return 2;
+  } else {
+    PQfinish(pgconn);
+    hydra_completed_pair();
+    if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
+      return 3;
+  }
+  return 1;
+}
+
+void service_postgres(char *ip, int sp, unsigned char options, char *miscptr, FILE * fp, int port) {
+  int run = 1, next_run = 1, sock = -1;
+  int myport = PORT_POSTGRES, mysslport = PORT_POSTGRES_SSL;
+
+  hydra_register_socket(sp);
+  if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
+    return;
+
+  while (1) {
+
+    switch (run) {
+    case 1:                    /* connect and service init function */
+      if (sock >= 0)
+        sock = hydra_disconnect(sock);
+//                              usleep(275000);
+      if ((options & OPTION_SSL) == 0) {
+        if (port != 0)
+          myport = port;
+        sock = hydra_connect_tcp(ip, myport);
+        port = myport;
+      } else {
+        if (port != 0)
+          mysslport = port;
+        sock = hydra_connect_ssl(ip, mysslport);
+        port = mysslport;
+      }
+      if (sock < 0) {
+        fprintf(stderr, "[ERROR] Child with pid %d terminating, can not connect\n", (int) getpid());
+        hydra_child_exit(1);
+      }
+      next_run = 2;
+      break;
+    case 2:
+      /*
+       *      Here we start the password cracking process  
+       */
+      next_run = start_postgres(sock, ip, port, options, miscptr, fp);
+      break;
+    case 3:
+      if (sock >= 0)
+        sock = hydra_disconnect(sock);
+      hydra_child_exit(0);
+      return;
+    default:
+      fprintf(stderr, "[ERROR] Caught unknown return code, exiting!\n");
+      hydra_child_exit(0);
+    }
+    run = next_run;
+  }
+}
+
+#endif
+
+int service_postgres_init(char *ip, int sp, unsigned char options, char *miscptr, FILE * fp, int port) {
+  // called before the childrens are forked off, so this is the function
+  // which should be filled if initial connections and service setup has to be
+  // performed once only.
+  //
+  // fill if needed.
+  // 
+  // return codes:
+  //   0 all OK
+  //   -1  error, hydra will exit, so print a good error message here
+
+  return 0;
+}