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authorJakub Sławiński2005-11-03 20:37:56 +0100
committerJoshua Judson Rosen2014-07-17 21:15:00 +0200
commit63bbc710b23893742e5ccbd430f95bf2d29c2da6 (patch)
tree06d0585724cff8a4f1a7c052b5b89fd12c404094 /src/file_server.c
parentv0.7.2 (diff)
downloadapf-63bbc710b23893742e5ccbd430f95bf2d29c2da6.tar.gz
v0.7.4
- Fixed: sockets in CLOSE_WAIT state left by afclient - Added: --localname and --localport options - Added: --localdesname option - Added: kicking user in 'opening' state - Fixed: info about kicked user - Fixed: TERM signal handling - Fixed: id lost after reconnection - Fixed: printing wrong client name in 'SSL_accept failed (timeout)' message - Fixed: ignored 'certificate' and 'key' options from config file - Added: config files for afclient - Modified: some options in afserver config file
Diffstat (limited to 'src/file_server.c')
-rw-r--r--src/file_server.c367
1 files changed, 367 insertions, 0 deletions
diff --git a/src/file_server.c b/src/file_server.c
new file mode 100644
index 0000000..3db91a6
--- /dev/null
+++ b/src/file_server.c
@@ -0,0 +1,367 @@
+/*
+ * active port forwarder - software for secure forwarding
+ * Copyright (C) 2003,2004,2005 jeremian <jeremian [at] poczta.fm>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include <config.h>
+
+#include "file.h"
+#include "activefor.h"
+#include "logging.h"
+#include "network.h"
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <ctype.h>
+
+ServerConfiguration*
+parsefile(char* name, int* status)
+{
+ ServerConfiguration* cfg;
+ FILE* file = NULL;
+ int state, i, j, n, listencount, managecount, temp;
+ char buff[256];
+ char helpbuf1[256];
+ char helpbuf2[256];
+ char* tmpbuf;
+ unsigned char pass[4] = {1, 2, 3, 4};
+
+ *status = 1;
+
+ memset(buff, 0, 256);
+
+ cfg = ServerConfiguration_new();
+
+ if (cfg == NULL) {
+ printf("Can't allocate memory for server configuration... exiting\n");
+ exit(1);
+ }
+
+ state = F_UNKNOWN;
+
+ file = fopen(name, "r");
+ if (file == NULL) {
+ return cfg;
+ }
+
+ while (fgets(buff, 256, file) != NULL) { /* first loop - counting realm */
+ helpbuf1[0] = 0;
+ parse_line(buff, helpbuf1, helpbuf2);
+ if (strcmp(helpbuf1, "realm")==0) {
+ ServerConfiguration_set_realmsNumber(cfg, ServerConfiguration_get_realmsNumber(cfg) + 1);
+ }
+ }
+ rewind(file);
+
+ ServerConfiguration_set_realmsTable(cfg,
+ calloc(ServerConfiguration_get_realmsNumber(cfg), sizeof(ServerRealm*)));
+ if (ServerConfiguration_get_realmsTable(cfg) == NULL) {
+ printf("Can't allocate memory for ServerRealm* table... exiting\n");
+ exit(1);
+ }
+ for (i = 0; i < ServerConfiguration_get_realmsNumber(cfg); ++i) {
+ ServerConfiguration_get_realmsTable(cfg)[i] = ServerRealm_new();
+ if (ServerConfiguration_get_realmsTable(cfg)[i] == NULL) {
+ printf("Problem with allocating memory for ServerRealm structure... exiting");
+ exit(1);
+ }
+ ServerRealm_set_password(ServerConfiguration_get_realmsTable(cfg)[i], pass);
+ }
+ ServerConfiguration_set_realmsNumber(cfg, 0);
+ *status = 0;
+
+ listencount = managecount = 0;
+
+
+ while (fgets(buff, 256, file) != NULL) { /* second loop - counting listen */
+ (*status)++;
+ state = parse_line(buff, helpbuf1, helpbuf2);
+ if (state) {
+ if (strcmp(helpbuf1, "realm") == 0) {
+ ServerConfiguration_set_realmsNumber(cfg, ServerConfiguration_get_realmsNumber(cfg) + 1);
+ if (listencount != managecount) {
+ return cfg;
+ }
+ listencount = managecount = 0;
+ }
+ else if ((strcmp(helpbuf1, "listen") == 0) || (strcmp(helpbuf1, "listenport") == 0)) {
+ if (ServerConfiguration_get_realmsNumber(cfg) == 0) {
+ return cfg;
+ }
+ ServerRealm_set_userClientPairs(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ ServerRealm_get_userClientPairs(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]) +
+ 1);
+ ++listencount;
+ }
+ else if ((strcmp(helpbuf1, "manage") == 0) || (strcmp(helpbuf1, "manageport") == 0)) {
+ if (ServerConfiguration_get_realmsNumber(cfg) == 0) {
+ return cfg;
+ }
+ ++managecount;
+ }
+ }
+ }
+ rewind(file);
+
+ if (listencount != managecount) {
+ return cfg;
+ }
+
+ for (i = 0; i < ServerConfiguration_get_realmsNumber(cfg); ++i) {
+ ServerRealm_set_usersClientsTable(ServerConfiguration_get_realmsTable(cfg)[i],
+ calloc(ServerRealm_get_userClientPairs(ServerConfiguration_get_realmsTable(cfg)[i]), sizeof(UsrCli*)));
+ if (ServerRealm_get_usersClientsTable(ServerConfiguration_get_realmsTable(cfg)[i]) == NULL) {
+ printf("Problem with allocating memory for UsrCli* table... exiting");
+ return cfg;
+ }
+ for (j = 0; j < ServerRealm_get_userClientPairs(ServerConfiguration_get_realmsTable(cfg)[i]); ++j) {
+ ServerRealm_get_usersClientsTable(ServerConfiguration_get_realmsTable(cfg)[i])[j] = UsrCli_new();
+ if (ServerRealm_get_usersClientsTable(ServerConfiguration_get_realmsTable(cfg)[i])[j] == NULL) {
+ printf("Problem with allocating memory for UsrCli structure... exiting");
+ return cfg;
+ }
+ }
+ }
+
+ ServerConfiguration_set_realmsNumber(cfg, 0);
+ *status = 0;
+
+
+ while (fgets(buff, 256, file) != NULL) { /* third loop - parsing file */
+ (*status)++;
+ state = parse_line(buff, helpbuf1, helpbuf2);
+ if (helpbuf1[0] == '#') {
+ memset(buff, 0, 256);
+ continue;
+ }
+ if (state == 1) {
+ if (strcmp(helpbuf1, "realm")==0) {
+ ServerConfiguration_set_realmsNumber(cfg, ServerConfiguration_get_realmsNumber(cfg) + 1);
+ temp = ServerRealm_get_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]);
+ TYPE_SET_SSL(temp);
+ TYPE_SET_ZLIB(temp);
+ ServerRealm_set_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1], temp);
+ listencount = managecount = 0;
+ }
+ else if (ServerConfiguration_get_realmsNumber(cfg) == 0) {
+ return cfg;
+ }
+ else if (strcmp(helpbuf1, "nossl")==0) {
+ temp = ServerRealm_get_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]);
+ TYPE_UNSET_SSL(temp);
+ ServerRealm_set_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1], temp);
+ }
+ else if (strcmp(helpbuf1, "nozlib")==0) {
+ temp = ServerRealm_get_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]);
+ TYPE_UNSET_ZLIB(temp);
+ ServerRealm_set_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1], temp);
+ }
+ else if (strcmp(helpbuf1, "baseport")==0) {
+ ServerRealm_set_basePortOn(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ 1);
+ }
+ else if (strcmp(helpbuf1, "audit")==0) {
+ ServerRealm_set_auditOn(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ 1);
+ }
+ else if (strcmp(helpbuf1, "dnslookups")==0) {
+ ServerRealm_set_dnsLookupsOn(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ 1);
+ }
+#ifdef HAVE_LIBPTHREAD
+ else if (strcmp(helpbuf1, "enableproxy")==0) {
+ if (ServerRealm_get_tunnelType(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1]) == 0) {
+ ServerRealm_set_tunnelType(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ 1);
+ }
+ else {
+ return cfg;
+ }
+ }
+#endif
+#ifdef AF_INET6
+ else if (strcmp(helpbuf1, "ipv4")==0) {
+ if (TYPE_IS_UNSPEC(ServerRealm_get_realmType(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1]))) {
+ temp = ServerRealm_get_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]);
+ TYPE_SET_IPV4(temp);
+ ServerRealm_set_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1], temp);
+ }
+ else {
+ return cfg;
+ }
+ }
+ else if (strcmp(helpbuf1, "ipv6")==0) {
+ if (TYPE_IS_UNSPEC(ServerRealm_get_realmType(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1]))) {
+ temp = ServerRealm_get_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]);
+ TYPE_SET_IPV6(temp);
+ ServerRealm_set_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1], temp);
+ }
+ else {
+ return cfg;
+ }
+ }
+#endif
+ else {
+ return cfg;
+ }
+ }
+ else if (state == 2) {
+ if (strcmp(helpbuf1, "realm")==0) {
+ ServerConfiguration_set_realmsNumber(cfg, ServerConfiguration_get_realmsNumber(cfg) + 1);
+ temp = ServerRealm_get_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]);
+ TYPE_SET_SSL(temp);
+ TYPE_SET_ZLIB(temp);
+ ServerRealm_set_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1], temp);
+ listencount = managecount = 0;
+ ServerRealm_set_realmName(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ helpbuf2);
+ }
+ else if ((strcmp(helpbuf1, "certificate") == 0) || (strcmp(helpbuf1, "cerfile") == 0)) {
+ ServerConfiguration_set_certificateFile(cfg, helpbuf2);
+ }
+ else if ((strcmp(helpbuf1, "key") == 0) || (strcmp(helpbuf1, "keyfile") == 0)) {
+ ServerConfiguration_set_keysFile(cfg, helpbuf2);
+ }
+ else if (strcmp(helpbuf1, "log")==0) {
+ tmpbuf = calloc(strlen(helpbuf2)+1, sizeof(char));
+ strcpy(tmpbuf, helpbuf2);
+ addlogtarget(tmpbuf);
+ }
+ else if (strcmp(helpbuf1, "dateformat")==0) {
+ ServerConfiguration_set_dateFormat(cfg, helpbuf2);
+ }
+ else if (ServerConfiguration_get_realmsNumber(cfg) == 0) {
+ return cfg;
+ }
+ else if (strcmp(helpbuf1, "hostname")==0) {
+ ServerRealm_set_hostName(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ helpbuf2);
+ }
+ else if ((strcmp(helpbuf1, "listen") == 0) || (strcmp(helpbuf1, "listenport") == 0)) {
+ UsrCli_set_listenPortName(
+ ServerRealm_get_usersClientsTable(
+ ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1])[listencount], helpbuf2);
+ ++listencount;
+ }
+ else if (strcmp(helpbuf1, "pass")==0) {
+ n = strlen(helpbuf2);
+ memset(pass, 0, 4);
+ for (i = 0; i < n; ++i) {
+ pass[i%4] += helpbuf2[i];
+ }
+ ServerRealm_set_password(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ pass);
+ }
+ else if ((strcmp(helpbuf1, "manage") == 0) || (strcmp(helpbuf1, "manageport") == 0)) {
+ UsrCli_set_managePortName(
+ ServerRealm_get_usersClientsTable(
+ ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1])[managecount], helpbuf2);
+ ++managecount;
+ }
+ else if (strcmp(helpbuf1, "users")==0) {
+ ServerRealm_set_sUsersLimit(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ helpbuf2);
+ }
+ else if (strcmp(helpbuf1, "timeout")==0) {
+ ServerRealm_set_sTimeout(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ helpbuf2);
+ }
+ else if (strcmp(helpbuf1, "clients")==0) {
+ ServerRealm_set_sClientsLimit(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ helpbuf2);
+ }
+ else if (strcmp(helpbuf1, "raclients")==0) {
+ ServerRealm_set_sRaClientsLimit(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ helpbuf2);
+ }
+ else if (strcmp(helpbuf1, "usrpcli")==0) {
+ ServerRealm_set_sUsersPerClient(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ helpbuf2);
+ }
+ else if (strcmp(helpbuf1, "climode")==0) {
+ ServerRealm_set_sClientMode(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1],
+ helpbuf2);
+ }
+ else if (strcmp(helpbuf1, "proto")==0) {
+ if (TYPE_IS_SET(ServerRealm_get_realmType(
+ ServerConfiguration_get_realmsTable(cfg)[ServerConfiguration_get_realmsNumber(cfg) - 1]))) {
+ return cfg;
+ }
+ if (strcmp(helpbuf2, "tcp")==0) {
+ temp = ServerRealm_get_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]);
+ TYPE_SET_TCP(temp);
+ ServerRealm_set_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1], temp);
+ }
+ else if (strcmp(helpbuf2, "udp")==0) {
+ temp = ServerRealm_get_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1]);
+ TYPE_SET_UDP(temp);
+ ServerRealm_set_realmType(ServerConfiguration_get_realmsTable(cfg)[
+ ServerConfiguration_get_realmsNumber(cfg) - 1], temp);
+ }
+ else {
+ return cfg;
+ }
+ }
+ else {
+ return cfg;
+ }
+ }
+ memset(buff, 0, 256);
+ }
+
+ fclose(file);
+
+ *status = 0;
+ return cfg;
+}