From: Guus Sliepen Date: Sun, 25 Jun 2000 15:16:12 +0000 (+0000) Subject: Large cleanup: X-Git-Tag: release-1.0pre3~189 X-Git-Url: https://git.tinc-vpn.org/git/browse?a=commitdiff_plain;h=7f7e158aae8df5c65211bcfa82516e7c243cdd2e;p=tinc Large cleanup: - Removed hostname lookup (it blocks, and you can always do it yourself) - Reorganized debug levels (after hints from Axel M�ller): 0 Startup message and errors 1 Connection logging 2 Meta protocol information 3 Verbose meta protocol (includes copy of transmitted requests) 4 Packet information (logs transmission/errors of UDP packets) 5 Verbose packet information (every single byte, not implemented yet to protect ourselves from filling up /var/log directories) - Made log messages more consistent --- diff --git a/src/encr.c b/src/encr.c index 5753de23..cadeba4f 100644 --- a/src/encr.c +++ b/src/encr.c @@ -17,7 +17,7 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: encr.c,v 1.12 2000/05/31 18:23:06 zarq Exp $ + $Id: encr.c,v 1.12.4.1 2000/06/25 15:16:11 guus Exp $ */ #include "config.h" @@ -150,7 +150,7 @@ cp else my_key_expiry = (time_t)(time(NULL) + cfg->data.val); - syslog(LOG_NOTICE, _("Generating %d bits keys."), PRIVATE_KEY_BITS); + syslog(LOG_NOTICE, _("Generating %d bits keys"), PRIVATE_KEY_BITS); if((f = fopen("/dev/urandom", "r")) == NULL) { diff --git a/src/net.c b/src/net.c index 94a66513..1fee46b8 100644 --- a/src/net.c +++ b/src/net.c @@ -17,7 +17,7 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: net.c,v 1.35.4.2 2000/06/24 12:35:42 guus Exp $ + $Id: net.c,v 1.35.4.3 2000/06/25 15:16:11 guus Exp $ */ #include "config.h" @@ -247,7 +247,7 @@ void flush_queues(conn_list_t *cl) cp if(cl->sq) { - if(debug_lvl > 1) + if(debug_lvl > 3) syslog(LOG_DEBUG, _("Flushing send queue for " IP_ADDR_S), IP_ADDR_V(cl->vpn_ip)); flush_queue(cl, &(cl->sq), xsend); @@ -255,7 +255,7 @@ cp if(cl->rq) { - if(debug_lvl > 1) + if(debug_lvl > 3) syslog(LOG_DEBUG, _("Flushing receive queue for " IP_ADDR_S), IP_ADDR_V(cl->vpn_ip)); flush_queue(cl, &(cl->rq), xrecv); @@ -272,9 +272,9 @@ int send_packet(ip_t to, vpn_packet_t *packet) cp if((cl = lookup_conn(to)) == NULL) { - if(debug_lvl > 2) + if(debug_lvl > 3) { - syslog(LOG_NOTICE, _("trying to look up " IP_ADDR_S " in connection list failed."), + syslog(LOG_NOTICE, _("Trying to look up " IP_ADDR_S " in connection list failed!"), IP_ADDR_V(to)); } @@ -285,8 +285,8 @@ cp for(cl = conn_list; cl != NULL && !cl->status.outgoing; cl = cl->next); if(!cl) { /* No open outgoing connection has been found. */ - if(debug_lvl > 2) - syslog(LOG_NOTICE, _("There is no remote host I can send this packet to.")); + if(debug_lvl > 3) + syslog(LOG_NOTICE, _("There is no remote host I can send this packet to!")); return -1; } } @@ -298,8 +298,8 @@ cp for(cl = conn_list; cl != NULL && !cl->status.outgoing; cl = cl->next); if(!cl) { /* No open outgoing connection has been found. */ - if(debug_lvl > 2) - syslog(LOG_NOTICE, _("There is no remote host I can send this packet to.")); + if(debug_lvl > 3) + syslog(LOG_NOTICE, _("There is no remote host I can send this packet to!")); return -1; } } @@ -314,9 +314,9 @@ cp { if((cl = lookup_conn(cl->vpn_ip)) == NULL) { - if(debug_lvl > 2) + if(debug_lvl > 3) { - syslog(LOG_NOTICE, _("indirect look up " IP_ADDR_S " in connection list failed."), + syslog(LOG_NOTICE, _("Indirect look up " IP_ADDR_S " in connection list failed!"), IP_ADDR_V(to)); } @@ -325,7 +325,7 @@ cp return -1; } if(cl->flags & INDIRECTDATA) /* This should not happen */ - if(debug_lvl > 1) + if(debug_lvl > 3) { syslog(LOG_NOTICE, _("double indirection for " IP_ADDR_S), IP_ADDR_V(to)); @@ -351,8 +351,8 @@ cp if(!cl->status.active) { add_queue(&(cl->sq), packet, packet->len + 2); - if(debug_lvl > 1) - syslog(LOG_INFO, _(IP_ADDR_S " is not ready, queueing packet."), IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 3) + syslog(LOG_INFO, _(IP_ADDR_S " is not ready, queueing packet"), IP_ADDR_V(cl->vpn_ip)); return 0; /* We don't want to mess up, do we? */ } @@ -516,9 +516,8 @@ cp return -1; } - cl->hostname = hostlookup(htonl(cl->real_ip)); - - syslog(LOG_INFO, _("Connected to %s:%hd"), cl->hostname, cl->port); + syslog(LOG_INFO, _("Connected to " IP_ADDR_S ":%hd"), + IP_ADDR_V(cl->real_ip), cl->port); cp return 0; } @@ -539,7 +538,7 @@ cp if(setup_outgoing_meta_socket(ncn) < 0) { - syslog(LOG_ERR, _("Could not set up a meta connection.")); + syslog(LOG_ERR, _("Could not set up a meta connection!")); free_conn_element(ncn); return -1; } @@ -595,7 +594,7 @@ cp myself->status.active = 1; - syslog(LOG_NOTICE, _("Ready: listening on port %d."), myself->port); + syslog(LOG_NOTICE, _("Ready: listening on port %d"), myself->port); cp return 0; } @@ -618,7 +617,7 @@ cp if(seconds_till_retry>300) /* Don't wait more than 5 minutes. */ seconds_till_retry = 300; alarm(seconds_till_retry); - syslog(LOG_ERR, _("Still failed to connect to other. Will retry in %d seconds."), + syslog(LOG_ERR, _("Still failed to connect to other, will retry in %d seconds"), seconds_till_retry); } cp @@ -651,7 +650,7 @@ cp signal(SIGALRM, sigalrm_handler); seconds_till_retry = 300; alarm(seconds_till_retry); - syslog(LOG_NOTICE, _("Try to re-establish outgoing connection in 5 minutes.")); + syslog(LOG_NOTICE, _("Trying to re-establish outgoing connection in 5 minutes")); } cp return 0; @@ -689,7 +688,7 @@ cp close(tap_fd); destroy_conn_list(); - syslog(LOG_NOTICE, _("Terminating.")); + syslog(LOG_NOTICE, _("Terminating")); cp return; } @@ -702,7 +701,7 @@ int setup_vpn_connection(conn_list_t *cl) int nfd, flags; struct sockaddr_in a; cp - if(debug_lvl > 1) + if(debug_lvl > 0) syslog(LOG_DEBUG, _("Opening UDP socket to " IP_ADDR_S), IP_ADDR_V(cl->real_ip)); nfd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP); @@ -754,7 +753,6 @@ cp return NULL; } - p->hostname = hostlookup(ci.sin_addr.s_addr); p->real_ip = ntohl(ci.sin_addr.s_addr); p->meta_socket = sfd; p->status.meta = 1; @@ -762,7 +760,8 @@ cp p->last_ping_time = time(NULL); p->want_ping = 0; - syslog(LOG_NOTICE, _("Connection from %s:%d"), p->hostname, htons(ci.sin_port)); + syslog(LOG_NOTICE, _("Connection from " IP_ADDR_S ":%d"), + IP_ADDR_V(p->real_ip), htons(ci.sin_port)); if(send_basic_info(p) < 0) { @@ -874,7 +873,8 @@ cp return; if(debug_lvl > 0) - syslog(LOG_NOTICE, _("Closing connection with %s."), cl->hostname); + syslog(LOG_NOTICE, _("Closing connection with " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); if(cl->status.timeout) send_timeout(cl); @@ -890,7 +890,7 @@ cp signal(SIGALRM, sigalrm_handler); seconds_till_retry = 5; alarm(seconds_till_retry); - syslog(LOG_NOTICE, _("Try to re-establish outgoing connection in 5 seconds.")); + syslog(LOG_NOTICE, _("Trying to re-establish outgoing connection in 5 seconds")); } cl->status.active = 0; @@ -942,8 +942,9 @@ cp { if(p->status.pinged && !p->status.got_pong) { - syslog(LOG_INFO, _("%s (" IP_ADDR_S ") didn't respond to ping"), - p->hostname, IP_ADDR_V(p->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_INFO, _(IP_ADDR_S " (" IP_ADDR_S ") didn't respond to ping"), + IP_ADDR_V(p->vpn_ip), IP_ADDR_V(p->real_ip)); p->status.timeout = 1; terminate_connection(p); } @@ -981,7 +982,7 @@ cp { shutdown(nfd, 2); close(nfd); - syslog(LOG_NOTICE, _("Closed attempted connection.")); + syslog(LOG_NOTICE, _("Closed attempted connection")); return 0; } @@ -1014,7 +1015,7 @@ cp if(cl->buflen >= MAXBUFSIZE) { - syslog(LOG_ERR, _("Metadata read buffer overflow.")); + syslog(LOG_ERR, _("Metadata read buffer overflow!")); return -1; } @@ -1045,26 +1046,29 @@ cp if(cl->reqlen) { + if(debug_lvl > 2) + syslog(LOG_DEBUG, _("Got request from " IP_ADDR_S " (" IP_ADDR_S "): %s"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip), cl->buffer); if(sscanf(cl->buffer, "%d", &request) == 1) { if((request < 0) || (request > 255) || (request_handlers[request] == NULL)) { - syslog(LOG_ERR, _("Unknown request: %s"), cl->buffer); + syslog(LOG_ERR, _("Unknown request from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } - if(debug_lvl > 3) - syslog(LOG_DEBUG, _("Got request: %s"), cl->buffer); - if(request_handlers[request](cl)) /* Something went wrong. Probably scriptkiddies. Terminate. */ { - syslog(LOG_ERR, _("Error while processing request from " IP_ADDR_S), IP_ADDR_V(cl->real_ip)); + syslog(LOG_ERR, _("Error while processing request from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } } else { - syslog(LOG_ERR, _("Bogus data received.")); + syslog(LOG_ERR, _("Bogus data received from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } @@ -1152,7 +1156,7 @@ cp ether_type = ntohs(*((unsigned short*)(&vp.data[12]))); if(ether_type != 0x0800) { - if(debug_lvl > 0) + if(debug_lvl > 3) syslog(LOG_INFO, _("Non-IP ethernet frame %04x from " MAC_ADDR_S), ether_type, MAC_ADDR_V(vp.data[6])); return; @@ -1160,7 +1164,7 @@ cp if(lenin < 32) { - if(debug_lvl > 0) + if(debug_lvl > 3) syslog(LOG_INFO, _("Dropping short packet")); return; } @@ -1171,7 +1175,7 @@ cp if(debug_lvl > 3) syslog(LOG_DEBUG, _("An IP packet (%04x) for " IP_ADDR_S " from " IP_ADDR_S), ether_type, IP_ADDR_V(to), IP_ADDR_V(from)); - if(debug_lvl > 4) + if(debug_lvl > 3) syslog(LOG_DEBUG, _(MAC_ADDR_S " to " MAC_ADDR_S), MAC_ADDR_V(vp.data[0]), MAC_ADDR_V(vp.data[6])); diff --git a/src/net.h b/src/net.h index fdda07ed..dbf081f7 100644 --- a/src/net.h +++ b/src/net.h @@ -104,7 +104,7 @@ typedef struct conn_list_t { ip_t vpn_ip; /* his vpn ip */ ip_t vpn_mask; /* his vpn network address */ ip_t real_ip; /* his real (internet) ip */ - char *hostname; /* the hostname of its real ip */ +/* char *hostname; /* the hostname of its real ip */ short unsigned int port; /* his portnumber */ int flags; /* his flags */ int socket; /* our udp vpn socket */ diff --git a/src/netutl.c b/src/netutl.c index c75bea27..2ca01ca3 100644 --- a/src/netutl.c +++ b/src/netutl.c @@ -16,7 +16,7 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: netutl.c,v 1.12 2000/05/31 18:23:06 zarq Exp $ + $Id: netutl.c,v 1.12.4.1 2000/06/25 15:16:12 guus Exp $ */ #include "config.h" @@ -85,8 +85,6 @@ cp void free_conn_element(conn_list_t *p) { cp - if(p->hostname) - free(p->hostname); if(p->sq) destroy_queue(p->sq); if(p->rq) @@ -160,10 +158,10 @@ cp cp } -/* +/* Hostlookups stink. (GS) look up the name associated with the ip address `addr' -*/ + char *hostlookup(unsigned long addr) { char *name; @@ -195,6 +193,7 @@ cp cp return name; } +*/ /* Turn a string into an IP addy with netmask diff --git a/src/protocol.c b/src/protocol.c index 1e964935..199bd7c8 100644 --- a/src/protocol.c +++ b/src/protocol.c @@ -17,7 +17,7 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: protocol.c,v 1.28.4.1 2000/06/23 19:27:03 guus Exp $ + $Id: protocol.c,v 1.28.4.2 2000/06/25 15:16:12 guus Exp $ */ #include "config.h" @@ -50,18 +50,20 @@ int buflen; int send_ack(conn_list_t *cl) { cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Send ACK to %s"), cl->hostname); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending ACK to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d\n", ACK); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %d:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %d:%d: %m"), __FILE__, __LINE__); return -1; } - syslog(LOG_NOTICE, _("Connection with %s activated."), cl->hostname); + syslog(LOG_NOTICE, _("Connection with " IP_ADDR_S " (" IP_ADDR_S ") activated"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); cp return 0; } @@ -69,16 +71,16 @@ cp int send_termreq(conn_list_t *cl) { cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Send TERMREQ to " IP_ADDR_S), - IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending TERMREQ to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx\n", TERMREQ, myself->vpn_ip); if(write(cl->meta_socket, buffer, buflen) < 0) { if(debug_lvl > 1) - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -88,15 +90,15 @@ cp int send_timeout(conn_list_t *cl) { cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Send TIMEOUT to " IP_ADDR_S), - IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending TIMEOUT to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx\n", PINGTIMEOUT, myself->vpn_ip); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -106,15 +108,15 @@ cp int send_del_host(conn_list_t *cl, conn_list_t *new_host) { cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Sending delete host " IP_ADDR_S " to " IP_ADDR_S), - IP_ADDR_V(new_host->vpn_ip), IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending DEL_HOST for " IP_ADDR_S " to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(new_host->vpn_ip), IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx\n", DEL_HOST, new_host->vpn_ip); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -124,14 +126,15 @@ cp int send_ping(conn_list_t *cl) { cp - if(debug_lvl > 3) - syslog(LOG_DEBUG, _("pinging " IP_ADDR_S), IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending PING to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d\n", PING); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -141,11 +144,15 @@ cp int send_pong(conn_list_t *cl) { cp + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending PONG to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); + buflen = snprintf(buffer, MAXBUFSIZE, "%d\n", PONG); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -157,10 +164,6 @@ int send_add_host(conn_list_t *cl, conn_list_t *new_host) ip_t real_ip; int flags; cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Sending add host to " IP_ADDR_S), - IP_ADDR_V(cl->vpn_ip)); - real_ip = new_host->real_ip; flags = new_host->flags; @@ -177,11 +180,15 @@ cp real_ip = myself->vpn_ip; } + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending ADD_HOST for " IP_ADDR_S " (" IP_ADDR_S ") to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(new_host->vpn_ip), IP_ADDR_V(real_ip), IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); + buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx %lx/%lx:%x %d\n", ADD_HOST, new_host->real_ip, new_host->vpn_ip, new_host->vpn_mask, new_host->port, flags); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -191,15 +198,15 @@ cp int send_key_changed(conn_list_t *cl, conn_list_t *src) { cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Sending KEY_CHANGED to " IP_ADDR_S), - IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending KEY_CHANGED origin " IP_ADDR_S " to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(src->vpn_ip), IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx\n", KEY_CHANGED, src->vpn_ip); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -219,15 +226,15 @@ cp int send_basic_info(conn_list_t *cl) { cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Send BASIC_INFO to " IP_ADDR_S), + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending BASIC_INFO to " IP_ADDR_S), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %d %lx/%lx:%x %d\n", BASIC_INFO, PROT_CURRENT, myself->vpn_ip, myself->vpn_mask, myself->port, myself->flags); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -240,15 +247,15 @@ int send_passphrase(conn_list_t *cl) cp encrypt_passphrase(&tmp); - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Send PASSPHRASE %s to " IP_ADDR_S), - tmp.phrase, IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending PASSPHRASE to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %s\n", PASSPHRASE, tmp.phrase); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -258,21 +265,22 @@ cp int send_public_key(conn_list_t *cl) { cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Send PUBLIC_KEY %s to " IP_ADDR_S), - my_public_key_base36, IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending PUBLIC_KEY to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %s\n", PUBLIC_KEY, my_public_key_base36); if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp return 0; } +/* WDN doet deze functie? (GS) int send_calculate(conn_list_t *cl, char *k) { cp @@ -280,12 +288,13 @@ cp if((write(cl->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp return 0; } +*/ int send_key_request(ip_t to) { @@ -294,20 +303,20 @@ cp fw = lookup_conn(to); if(!fw) { - syslog(LOG_ERR, _("Attempting to send key request to " IP_ADDR_S ", which does not exist?"), + syslog(LOG_ERR, _("Attempting to send REQ_KEY to " IP_ADDR_S ", which does not exist?"), IP_ADDR_V(to)); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Sending out request for public key to " IP_ADDR_S), - IP_ADDR_V(fw->nexthop->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending REQ_KEY to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(fw->nexthop->vpn_ip), IP_ADDR_V(fw->nexthop->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx %lx\n", REQ_KEY, to, myself->vpn_ip); if((write(fw->nexthop->meta_socket, buffer, buflen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } fw->status.waitingforkey = 1; @@ -324,14 +333,14 @@ cp if(!fw) { - syslog(LOG_ERR, _("Attempting to send key answer to " IP_ADDR_S ", which does not exist?"), + syslog(LOG_ERR, _("Attempting to send ANS_KEY to " IP_ADDR_S ", which does not exist?"), IP_ADDR_V(to)); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Sending public key to " IP_ADDR_S), - IP_ADDR_V(fw->nexthop->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Sending ANS_KEY to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(fw->nexthop->vpn_ip), IP_ADDR_V(fw->nexthop->real_ip)); buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx %lx %d %s\n", ANS_KEY, to, myself->vpn_ip, my_key_expiry, my_public_key_base36); @@ -383,26 +392,23 @@ cp int basic_info_h(conn_list_t *cl) { cp + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got BASIC_INFO from " IP_ADDR_S), IP_ADDR_V(cl->real_ip)); + if(sscanf(cl->buffer, "%*d %d %lx/%lx:%hx %d", &cl->protocol_version, &cl->vpn_ip, &cl->vpn_mask, &cl->port, &cl->flags) != 5) { - syslog(LOG_ERR, _("got bad BASIC_INFO request: %s"), cl->buffer); + syslog(LOG_ERR, _("Got bad BASIC_INFO from " IP_ADDR_S), + IP_ADDR_V(cl->real_ip)); return -1; } if(cl->protocol_version != PROT_CURRENT) { - syslog(LOG_ERR, _("Peer uses incompatible protocol version %d."), + syslog(LOG_ERR, _("Peer uses incompatible protocol version %d"), cl->protocol_version); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("got BASIC_INFO(%hd," IP_ADDR_S "," IP_ADDR_S ")"), cl->port, - IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->vpn_mask)); - if(debug_lvl > 1) - syslog(LOG_DEBUG, _("Peer uses protocol version %d"), - cl->protocol_version); - if(cl->status.outgoing) { if(setup_vpn_connection(cl) < 0) @@ -426,13 +432,15 @@ cp if(sscanf(cl->buffer, "%*d %as", &(cl->pp->phrase)) != 1) { - syslog(LOG_ERR, _("got bad PASSPHRASE request: %s"), cl->buffer); + syslog(LOG_ERR, _("Got bad PASSPHRASE from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } cl->pp->len = strlen(cl->pp->phrase); - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("got PASSPHRASE")); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got PASSPHRASE from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); if(cl->status.outgoing) send_passphrase(cl); @@ -449,23 +457,22 @@ int public_key_h(conn_list_t *cl) cp if(sscanf(cl->buffer, "%*d %as", &g_n) != 1) { - syslog(LOG_ERR, _("got bad PUBLIC_KEY request: %s"), cl->buffer); + syslog(LOG_ERR, _("Got bad PUBLIC_KEY from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("got PUBLIC_KEY %s"), g_n); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got PUBLIC_KEY from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); if(verify_passphrase(cl, g_n)) { /* intruder! */ - syslog(LOG_ERR, _("Intruder: passphrase does not match.")); + syslog(LOG_ERR, _("Intruder: passphrase does not match!")); return -1; } - if(debug_lvl > 2) - syslog(LOG_INFO, _("Passphrase OK")); - if(cl->status.outgoing) send_public_key(cl); else @@ -491,11 +498,13 @@ cp int ack_h(conn_list_t *cl) { cp - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("got ACK")); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got ACK from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); cl->status.active = 1; - syslog(LOG_NOTICE, _("Connection with %s activated."), cl->hostname); + syslog(LOG_NOTICE, _("Connection with " IP_ADDR_S " (" IP_ADDR_S ") activated"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); cp return 0; } @@ -503,7 +512,10 @@ cp int termreq_h(conn_list_t *cl) { cp - syslog(LOG_NOTICE, _(IP_ADDR_S " wants to quit"), IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got TERMREQ from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); + cl->status.termreq = 1; terminate_connection(cl); @@ -515,8 +527,10 @@ cp int timeout_h(conn_list_t *cl) { cp - if(!cl->status.active) return -1; - syslog(LOG_NOTICE, _(IP_ADDR_S " says it's gotten a timeout from us"), IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got TIMEOUT from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); + cl->status.termreq = 1; terminate_connection(cl); cp @@ -532,18 +546,19 @@ cp if(sscanf(cl->buffer, "%*d %lx", &vpn_ip) != 1) { - syslog(LOG_ERR, _("got bad DEL_HOST request: %s"), cl->buffer); + syslog(LOG_ERR, _("Got bad DEL_HOST from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("got DEL_HOST for " IP_ADDR_S), - IP_ADDR_V(vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got DEL_HOST for " IP_ADDR_S " from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(vpn_ip), IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); if(!(fw = lookup_conn(vpn_ip))) { - syslog(LOG_ERR, _("Somebody wanted to delete " IP_ADDR_S " which does not exist?"), - IP_ADDR_V(vpn_ip)); + syslog(LOG_ERR, _("Got DEL_HOST for " IP_ADDR_S " from " IP_ADDR_S " (" IP_ADDR_S ") which does not exist?"), + IP_ADDR_V(vpn_ip), IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return 0; } @@ -558,9 +573,10 @@ cp int ping_h(conn_list_t *cl) { cp - if(!cl->status.active) return -1; - if(debug_lvl > 3) - syslog(LOG_DEBUG, _("responding to ping from " IP_ADDR_S), IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got PING from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); + cl->status.pinged = 0; cl->status.got_pong = 1; @@ -572,9 +588,10 @@ cp int pong_h(conn_list_t *cl) { cp - if(!cl->status.active) return -1; - if(debug_lvl > 3) - syslog(LOG_DEBUG, _("ok, got pong from " IP_ADDR_S), IP_ADDR_V(cl->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got PONG from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); + cl->status.got_pong = 1; cp return 0; @@ -593,15 +610,14 @@ cp return -1; if(sscanf(cl->buffer, "%*d %lx %lx/%lx:%hx %d", &real_ip, &vpn_ip, &vpn_mask, &port, &flags) != 5) { - syslog(LOG_ERR, _("got bad ADD_HOST request: %s"), cl->buffer); + syslog(LOG_ERR, _("Got bad ADD_HOST from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Add host request from " IP_ADDR_S), IP_ADDR_V(cl->vpn_ip)); - if(debug_lvl > 3) - syslog(LOG_DEBUG, _("got ADD_HOST(" IP_ADDR_S "," IP_ADDR_S ",%hd)"), - IP_ADDR_V(vpn_ip), IP_ADDR_V(vpn_mask), port); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got ADD_HOST from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); /* Suggestion of Hans Bayle @@ -611,9 +627,8 @@ cp if(fw->nexthop == cl) notify_others(fw, cl, send_add_host); else - if(debug_lvl > 1) - syslog(LOG_DEBUG, _("Invalid add_host request from " IP_ADDR_S), - IP_ADDR_V(cl->vpn_ip)); + syslog(LOG_DEBUG, _("Invalid ADD_HOST from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return 0; } @@ -623,7 +638,6 @@ cp ncn->vpn_mask = vpn_mask; ncn->port = port; ncn->flags = flags; - ncn->hostname = hostlookup(real_ip); ncn->nexthop = cl; ncn->next = conn_list; conn_list = ncn; @@ -642,13 +656,14 @@ cp if(!cl->status.active) return -1; if(sscanf(cl->buffer, "%*d %lx %lx", &to, &from) != 2) { - syslog(LOG_ERR, _("got bad request: %s"), cl->buffer); + syslog(LOG_ERR, _("Got bad REQ_KEY from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("got REQ_KEY from " IP_ADDR_S " for " IP_ADDR_S), - IP_ADDR_V(from), IP_ADDR_V(to)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got REQ_KEY origin " IP_ADDR_S " destination " IP_ADDR_S " from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(from), IP_ADDR_V(to), IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); if((to & myself->vpn_mask) == (myself->vpn_ip & myself->vpn_mask)) { /* hey! they want something from ME! :) */ @@ -660,20 +675,20 @@ cp if(!fw) { - syslog(LOG_ERR, _("Attempting to forward key request to " IP_ADDR_S ", which does not exist?"), + syslog(LOG_ERR, _("Attempting to forward REQ_KEY to " IP_ADDR_S ", which does not exist?"), IP_ADDR_V(to)); return -1; } - if(debug_lvl > 3) - syslog(LOG_DEBUG, _("Forwarding request for public key to " IP_ADDR_S), - IP_ADDR_V(fw->nexthop->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Forwarding REQ_KEY to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(fw->nexthop->vpn_ip), IP_ADDR_V(fw->nexthop->real_ip)); cl->buffer[cl->reqlen-1] = '\n'; if(write(fw->nexthop->meta_socket, cl->buffer, cl->reqlen) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -726,23 +741,22 @@ cp if(!cl->status.active) return -1; if(sscanf(cl->buffer, "%*d %lx %lx %d %as", &to, &from, &expiry, &key) != 4) { - syslog(LOG_ERR, _("got bad ANS_KEY request: %s"), cl->buffer); + syslog(LOG_ERR, _("Got bad ANS_KEY from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } - if(debug_lvl > 3) - syslog(LOG_DEBUG, _("got ANS_KEY from " IP_ADDR_S " for " IP_ADDR_S), - IP_ADDR_V(from), IP_ADDR_V(to)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got ANS_KEY origin " IP_ADDR_S " destination " IP_ADDR_S " from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(from), IP_ADDR_V(to), IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); if(to == myself->vpn_ip) { /* hey! that key's for ME! :) */ - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Yeah! key arrived. Now do something with it.")); gk = lookup_conn(from); if(!gk) { - syslog(LOG_ERR, _("Receiving key from " IP_ADDR_S ", which does not exist?"), + syslog(LOG_ERR, _("Receiving ANS_KEY from " IP_ADDR_S ", which does not exist?"), IP_ADDR_V(from)); return -1; } @@ -758,20 +772,20 @@ cp if(!fw) { - syslog(LOG_ERR, _("Attempting to forward key to " IP_ADDR_S ", which does not exist?"), + syslog(LOG_ERR, _("Attempting to forward ANS_KEY to " IP_ADDR_S ", which does not exist?"), IP_ADDR_V(to)); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("Forwarding public key to " IP_ADDR_S), - IP_ADDR_V(fw->nexthop->vpn_ip)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Forwarding ANS_KEY to " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(fw->nexthop->vpn_ip), IP_ADDR_V(fw->nexthop->real_ip)); cl->buffer[cl->reqlen-1] = '\n'; if((write(fw->nexthop->meta_socket, cl->buffer, cl->reqlen)) < 0) { - syslog(LOG_ERR, _("send failed: %s:%d: %m"), __FILE__, __LINE__); + syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__); return -1; } cp @@ -786,19 +800,20 @@ cp if(!cl->status.active) return -1; if(sscanf(cl->buffer, "%*d %lx", &from) != 1) { - syslog(LOG_ERR, _("got bad ANS_KEY request: %s"), cl->buffer); + syslog(LOG_ERR, _("Got bad KEY_CHANGED from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); return -1; } - if(debug_lvl > 2) - syslog(LOG_DEBUG, _("got KEY_CHANGED from " IP_ADDR_S), - IP_ADDR_V(from)); + if(debug_lvl > 1) + syslog(LOG_DEBUG, _("Got KEY_CHANGED origin " IP_ADDR_S " from " IP_ADDR_S " (" IP_ADDR_S ")"), + IP_ADDR_V(from), IP_ADDR_V(cl->vpn_ip), IP_ADDR_V(cl->real_ip)); ik = lookup_conn(from); if(!ik) { - syslog(LOG_ERR, _("Got changed key from " IP_ADDR_S ", which does not exist?"), + syslog(LOG_ERR, _("Got KEY_CHANGED from " IP_ADDR_S ", which does not exist?"), IP_ADDR_V(from)); return -1; } @@ -806,9 +821,6 @@ cp ik->status.validkey = 0; ik->status.waitingforkey = 0; - if(debug_lvl > 3) - syslog(LOG_DEBUG, _("Forwarding key invalidation request")); - notify_others(cl, ik, send_key_changed); cp return 0; diff --git a/src/tincd.c b/src/tincd.c index 2a7b63ef..c9cd09ee 100644 --- a/src/tincd.c +++ b/src/tincd.c @@ -17,7 +17,7 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: tincd.c,v 1.10 2000/05/31 18:23:06 zarq Exp $ + $Id: tincd.c,v 1.10.4.1 2000/06/25 15:16:12 guus Exp $ */ #include "config.h" @@ -156,7 +156,7 @@ parse_options(int argc, char **argv, char **envp) void memory_full(int size) { - syslog(LOG_ERR, _("Memory exhausted (last is %s:%d) (couldn't allocate %d bytes); exiting."), cp_file, cp_line, size); + syslog(LOG_ERR, _("Memory exhausted (last is %s:%d) (couldn't allocate %d bytes), exiting."), cp_file, cp_line, size); exit(1); } @@ -210,11 +210,11 @@ int detach(void) openlog(identname, LOG_CONS | LOG_PID, LOG_DAEMON); - if(debug_lvl > 1) - syslog(LOG_NOTICE, _("tincd %s (%s %s) starting, debug level %d."), + if(debug_lvl > 0) + syslog(LOG_NOTICE, _("tincd %s (%s %s) starting, debug level %d"), VERSION, __DATE__, __TIME__, debug_lvl); else - syslog(LOG_NOTICE, _("tincd %s starting, debug level %d."), VERSION, debug_lvl); + syslog(LOG_NOTICE, _("tincd %s starting"), VERSION, debug_lvl); xalloc_fail_func = memory_full; @@ -229,7 +229,7 @@ void cleanup_and_exit(int c) close_network_connections(); if(debug_lvl > 0) - syslog(LOG_INFO, _("Total bytes written: tap %d, socket %d; bytes read: tap %d, socket %d."), + syslog(LOG_INFO, _("Total bytes written: tap %d, socket %d; bytes read: tap %d, socket %d"), total_tap_out, total_socket_out, total_tap_in, total_socket_in); closelog(); @@ -410,10 +410,10 @@ RETSIGTYPE sigsegv_handler(int a) { if(cp_file) - syslog(LOG_NOTICE, _("Got SEGV signal after %s line %d. Trying to re-execute."), + syslog(LOG_NOTICE, _("Got SEGV signal after %s line %d, trying to re-execute"), cp_file, cp_line); else - syslog(LOG_NOTICE, _("Got SEGV signal; trying to re-execute.")); + syslog(LOG_NOTICE, _("Got SEGV signal, trying to re-execute")); signal(SIGSEGV, sigsegv_square); @@ -458,10 +458,10 @@ RETSIGTYPE sighuh(int a) { if(cp_file) - syslog(LOG_NOTICE, _("Got unexpected signal (%d) after %s line %d."), + syslog(LOG_NOTICE, _("Got unexpected signal %d after %s line %d"), a, cp_file, cp_line); else - syslog(LOG_NOTICE, _("Got unexpected signal (%d)."), a); + syslog(LOG_NOTICE, _("Got unexpected signal %d"), a); } void