nihilist/tor
1
0
Fork 0
mirror of https://gitlab.torproject.org/tpo/core/tor.git synced 2024-11-10 13:13:44 +01:00
Code Issues Packages Projects Releases Wiki Activity

Change many files to new log_fn format

Browse Source 
svn:r333
This commit is contained in:
Nick Mathewson 2003-06-17 22:18:26 +00:00
parent 6965a4696c
commit 95e5384af3
15 changed files with 251 additions and 248 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
doc/TODO
View File

@ -23,7 +23,7 @@ NICK . Handle half-open connections
- Figure out what causes connections to close, standardize
when we mark a connection vs when we tear it down
o Look at what ssl does to keep from mutating data streams
NICK . On the fly compression of each stream
X On the fly compression of each stream
o Clean up the event loop (optimize and sanitize)
ARMA o Remove that awful concept of 'roles'
ARMA . Exit policies
@ -45,6 +45,10 @@ SPEC!! D Non-clique topologies
o Distribute queries onto the farm, get answers
o Preemptively grow a new worker before he's needed
- Prune workers when too many are idle
- DNS cache
- Clear DNS cache over time
- Honor DNS TTL info
- Have strategy when all workers are busy
o Keep track of which connections are in dns_wait
o Need to cache positives/negatives on the tor side
o Keep track of which queries have been asked
@ -54,9 +58,9 @@ SPEC!! D Non-clique topologies
- Consider taking the master out of the loop?
. Directory servers
D Automated reputation management
NICK . Include key in source; sign directories
. Include key in source; sign directories
o Signed directory backend
- Document
o Document
ARMA - Integrate
- Add versions to code
NICK . Have directories list recommended-versions

20
src/common/crypto.c
View File

@ -159,17 +159,17 @@ crypto_create_init_cipher(int cipher_type, char *key, char *iv, int encrypt_mode
crypto_cipher_env_t *crypto = NULL;
if (! (crypto = crypto_new_cipher_env(cipher_type))) {
log(LOG_ERR, "Unable to allocate crypto object");
log_fn(LOG_ERR, "Unable to allocate crypto object");
return NULL;
}
if (crypto_cipher_set_key(crypto, key)) {
log(LOG_ERR, "Unable to set key: %s", crypto_perror());
log_fn(LOG_ERR, "Unable to set key: %s", crypto_perror());
goto error;
}
if (crypto_cipher_set_iv(crypto, iv)) {
log(LOG_ERR, "Unable to set iv: %s", crypto_perror());
log_fn(LOG_ERR, "Unable to set iv: %s", crypto_perror());
goto error;
}
@ -179,7 +179,7 @@ crypto_create_init_cipher(int cipher_type, char *key, char *iv, int encrypt_mode
r = crypto_cipher_decrypt_init_cipher(crypto);
if (r) {
log(LOG_ERR, "Unabble to initialize cipher: %s", crypto_perror());
log_fn(LOG_ERR, "Unabble to initialize cipher: %s", crypto_perror());
goto error;
}
return crypto;
@ -310,7 +310,7 @@ int crypto_pk_read_private_key_from_filename(crypto_pk_env_t *env, unsigned char
fclose(f_pr);
if (retval == -1)
{
log(LOG_ERR,"Error reading private key : %s",crypto_perror());
log_fn(LOG_ERR,"Error reading private key : %s",crypto_perror());
return -1;
}
@ -318,12 +318,12 @@ int crypto_pk_read_private_key_from_filename(crypto_pk_env_t *env, unsigned char
retval = crypto_pk_check_key(env);
if (retval == 0)
{
log(LOG_ERR,"Private key read but is invalid : %s.", crypto_perror());
log_fn(LOG_ERR,"Private key read but is invalid : %s.", crypto_perror());
return -1;
}
else if (retval == -1)
{
log(LOG_ERR,"Private key read but validity checking failed : %s",crypto_perror());
log_fn(LOG_ERR,"Private key read but validity checking failed : %s",crypto_perror());
return -1;
}
else if (retval == 1)
@ -799,19 +799,19 @@ int crypto_seed_rng()
for (i = 0; filenames[i]; ++i) {
f = fopen(filenames[i], "rb");
if (!f) continue;
log(LOG_INFO, "Seeding RNG from %s", filenames[i]);
log_fn(LOG_INFO, "Seeding RNG from %s", filenames[i]);
buf[20]='\xff';
n = fread(buf, 1, 20, f);
fclose(f);
if (n != 20) {
log(LOG_INFO, "Error reading from entropy source");
log_fn(LOG_INFO, "Error reading from entropy source");
return -1;
}
RAND_seed(buf, 20);
return 0;
}
log(LOG_INFO, "Cannot seed RNG -- no entropy source found.");
log_fn(LOG_INFO, "Cannot seed RNG -- no entropy source found.");
return -1;
}

8
src/common/util.c
View File

@ -13,7 +13,7 @@ void *tor_malloc(size_t size) {
result = malloc(size);
if(!result) {
log(LOG_ERR,"tor_malloc(): Out of memory. Dying.");
log_fn(LOG_ERR, "Out of memory. Dying.");
exit(1);
}
@ -24,7 +24,7 @@ void
my_gettimeofday(struct timeval *timeval)
{
if (gettimeofday(timeval, NULL)) {
log(LOG_ERR, "my_gettimeofday: gettimeofday failed.");
log_fn(LOG_ERR, "gettimeofday failed.");
/* If gettimeofday dies, we have either given a bad timezone (we didn't),
or segfaulted.*/
exit(1);
@ -40,7 +40,7 @@ tv_udiff(struct timeval *start, struct timeval *end)
long secdiff = end->tv_sec - start->tv_sec;
if (secdiff+1 > LONG_MAX/1000000) {
log(LOG_NOTICE, "tv_udiff(): comparing times too far apart.");
log_fn(LOG_NOTICE, "comparing times too far apart.");
return LONG_MAX;
}
@ -54,7 +54,7 @@ tv_udiff(struct timeval *start, struct timeval *end)
*/
udiff = secdiff*1000000L + (end_usec - start->tv_usec);
if(udiff < 0) {
log(LOG_NOTICE, "tv_udiff(): start is after end. Returning 0.");
log_fn(LOG_NOTICE, "start is after end. Returning 0.");
return 0;
}
return udiff;

14
src/or/buffers.c
View File

@ -60,7 +60,7 @@ int read_to_buf(int s, int at_most, char **buf, int *buflen, int *buf_datalen, i
*/
}
// log(LOG_DEBUG,"read_to_buf(): reading at most %d bytes.",at_most);
// log_fn(LOG_DEBUG,"reading at most %d bytes.",at_most);
read_result = read(s, *buf+*buf_datalen, at_most);
if (read_result < 0) {
if(errno!=EAGAIN) { /* it's a real error */
@ -68,12 +68,12 @@ int read_to_buf(int s, int at_most, char **buf, int *buflen, int *buf_datalen, i
}
return 0;
} else if (read_result == 0) {
log(LOG_DEBUG,"read_to_buf(): Encountered eof");
log_fn(LOG_DEBUG,"Encountered eof");
*reached_eof = 1;
return 0;
} else { /* we read some bytes */
*buf_datalen += read_result;
// log(LOG_DEBUG,"read_to_buf(): Read %d bytes. %d on inbuf.",read_result, *buf_datalen);
// log_fn(LOG_DEBUG,"Read %d bytes. %d on inbuf.",read_result, *buf_datalen);
return read_result;
}
}
@ -98,13 +98,13 @@ int flush_buf(int s, char **buf, int *buflen, int *buf_flushlen, int *buf_datale
if(errno!=EAGAIN) { /* it's a real error */
return -1;
}
log(LOG_DEBUG,"flush_buf(): write() would block, returning.");
log_fn(LOG_DEBUG,"write() would block, returning.");
return 0;
} else {
*buf_datalen -= write_result;
*buf_flushlen -= write_result;
memmove(*buf, *buf+write_result, *buf_datalen);
// log(LOG_DEBUG,"flush_buf(): flushed %d bytes, %d ready to flush, %d remain.",
// log_fn(LOG_DEBUG,"flushed %d bytes, %d ready to flush, %d remain.",
// write_result,*buf_flushlen,*buf_datalen);
return *buf_flushlen;
}
@ -122,13 +122,13 @@ int write_to_buf(char *string, int string_len,
/* this is the point where you would grow the buffer, if you want to */
if (string_len + *buf_datalen > *buflen) { /* we're out of luck */
log(LOG_DEBUG, "write_to_buf(): buflen too small. Time to implement growing dynamic bufs.");
log_fn(LOG_DEBUG, "buflen too small. Time to implement growing dynamic bufs.");
return -1;
}
memcpy(*buf+*buf_datalen, string, string_len);
*buf_datalen += string_len;
// log(LOG_DEBUG,"write_to_buf(): added %d bytes to buf (now %d total).",string_len, *buf_datalen);
// log_fn(LOG_DEBUG,"added %d bytes to buf (now %d total).",string_len, *buf_datalen);
return *buf_datalen;
}

142
src/or/circuit.c
View File

@ -119,7 +119,7 @@ aci_t get_unique_aci_by_addr_port(uint32_t addr, uint16_t port, int aci_type) {
connection_t *conn;
try_again:
log(LOG_DEBUG,"get_unique_aci_by_addr_port() trying to get a unique aci");
log_fn(LOG_DEBUG,"trying to get a unique aci");
if (CRYPTO_PSEUDO_RAND_INT(test_aci))
return -1;
@ -207,7 +207,7 @@ circuit_t *circuit_get_newest_ap(void) {
for(circ=global_circuitlist;circ;circ = circ->next) {
if(circ->cpath && circ->state == CIRCUIT_STATE_OPEN && (!bestcirc ||
bestcirc->timestamp_created < circ->timestamp_created)) {
log(LOG_DEBUG,"circuit_get_newest_ap(): Choosing n_aci %d.", circ->n_aci);
log_fn(LOG_DEBUG,"Choosing n_aci %d.", circ->n_aci);
assert(circ->n_aci);
bestcirc = circ;
}
@ -227,10 +227,10 @@ int circuit_deliver_relay_cell(cell_t *cell, circuit_t *circ,
buf[0] = cell->length;
memcpy(buf+1, cell->payload, CELL_PAYLOAD_SIZE);
log(LOG_DEBUG,"circuit_deliver_relay_cell(): direction %d, streamid %d before crypt.", cell_direction, *(int*)(cell->payload+1));
log_fn(LOG_DEBUG,"direction %d, streamid %d before crypt.", cell_direction, *(int*)(cell->payload+1));
if(relay_crypt(circ, buf, 1+CELL_PAYLOAD_SIZE, cell_direction, &layer_hint, &recognized, &conn) < 0) {
log(LOG_DEBUG,"circuit_deliver_relay_cell(): relay crypt failed. Dropping connection.");
log_fn(LOG_DEBUG,"relay crypt failed. Dropping connection.");
return -1;
}
@ -239,11 +239,11 @@ int circuit_deliver_relay_cell(cell_t *cell, circuit_t *circ,
if(recognized) {
if(cell_direction == CELL_DIRECTION_OUT) {
log(LOG_DEBUG,"circuit_deliver_relay_cell(): Sending to exit.");
log_fn(LOG_DEBUG,"Sending to exit.");
return connection_edge_process_relay_cell(cell, circ, conn, EDGE_EXIT, NULL);
}
if(cell_direction == CELL_DIRECTION_IN) {
log(LOG_DEBUG,"circuit_deliver_relay_cell(): Sending to AP.");
log_fn(LOG_DEBUG,"Sending to AP.");
return connection_edge_process_relay_cell(cell, circ, conn, EDGE_AP, layer_hint);
}
}
@ -255,11 +255,11 @@ int circuit_deliver_relay_cell(cell_t *cell, circuit_t *circ,
conn = circ->p_conn;
if(!conn) { //|| !connection_speaks_cells(conn)) {
log(LOG_INFO,"circuit_deliver_relay_cell(): Didn't recognize cell (%d), but circ stops here! Dropping.", *(int *)(cell->payload+1));
log_fn(LOG_INFO,"Didn't recognize cell (%d), but circ stops here! Dropping.", *(int *)(cell->payload+1));
return 0;
}
log(LOG_DEBUG,"circuit_deliver_relay_cell(): Passing on unrecognized cell.");
log_fn(LOG_DEBUG,"Passing on unrecognized cell.");
return connection_write_cell_to_buf(cell, conn);
}
@ -276,20 +276,20 @@ int relay_crypt(circuit_t *circ, char *in, int inlen, char cell_direction,
if(circ->cpath) { /* we're at the beginning of the circuit. We'll want to do layered crypts. */
thishop = circ->cpath;
if(thishop->state != CPATH_STATE_OPEN) {
log(LOG_INFO,"relay_crypt(): Relay cell before first created cell?");
log_fn(LOG_INFO,"Relay cell before first created cell?");
return -1;
}
do { /* Remember: cpath is in forward order, that is, first hop first. */
assert(thishop);
log(LOG_DEBUG,"relay_crypt(): before decrypt: %d",*(int*)(in+2));
log_fn(LOG_DEBUG,"before decrypt: %d",*(int*)(in+2));
/* decrypt */
if(crypto_cipher_decrypt(thishop->b_crypto, in, inlen, out)) {
log(LOG_ERR,"Error performing decryption:%s",crypto_perror());
log_fn(LOG_ERR,"Error performing decryption:%s",crypto_perror());
return -1;
}
memcpy(in,out,inlen);
log(LOG_DEBUG,"relay_crypt(): after decrypt: %d",*(int*)(in+2));
log_fn(LOG_DEBUG,"after decrypt: %d",*(int*)(in+2));
if( (*recognized = relay_check_recognized(circ, cell_direction, in+2, conn))) {
*layer_hint = thishop;
@ -298,20 +298,20 @@ int relay_crypt(circuit_t *circ, char *in, int inlen, char cell_direction,
thishop = thishop->next;
} while(thishop != circ->cpath && thishop->state == CPATH_STATE_OPEN);
log(LOG_INFO,"relay_crypt(): in-cell at OP not recognized. Dropping.");
log_fn(LOG_INFO,"in-cell at OP not recognized. Dropping.");
return 0;
} else { /* we're in the middle. Just one crypt. */
log(LOG_DEBUG,"relay_crypt(): before encrypt: %d",*(int*)(in+2));
log_fn(LOG_DEBUG,"before encrypt: %d",*(int*)(in+2));
if(crypto_cipher_encrypt(circ->p_crypto, in, inlen, out)) {
log(LOG_ERR,"circuit_encrypt(): Encryption failed for ACI : %u (%s).",
log_fn(LOG_ERR,"Encryption failed for ACI : %u (%s).",
circ->p_aci, crypto_perror());
return -1;
}
memcpy(in,out,inlen);
log(LOG_DEBUG,"relay_crypt(): after encrypt: %d",*(int*)(in+2));
log_fn(LOG_DEBUG,"after encrypt: %d",*(int*)(in+2));
log(LOG_DEBUG,"circuit_encrypt(): Skipping recognized check, because we're not the OP.");
log_fn(LOG_DEBUG,"Skipping recognized check, because we're not the OP.");
/* don't check for recognized. only the OP can recognize a stream on the way back. */
}
@ -323,20 +323,20 @@ int relay_crypt(circuit_t *circ, char *in, int inlen, char cell_direction,
do {
assert(thishop);
log(LOG_DEBUG,"relay_crypt(): before encrypt: %d",*(int*)(in+2));
log_fn(LOG_DEBUG,"before encrypt: %d",*(int*)(in+2));
if(crypto_cipher_encrypt(thishop->f_crypto, in, inlen, out)) {
log(LOG_ERR,"Error performing encryption:%s",crypto_perror());
log_fn(LOG_ERR,"Error performing encryption:%s",crypto_perror());
return -1;
}
memcpy(in,out,inlen);
log(LOG_DEBUG,"relay_crypt(): after encrypt: %d",*(int*)(in+2));
log_fn(LOG_DEBUG,"after encrypt: %d",*(int*)(in+2));
thishop = thishop->prev;
} while(thishop != circ->cpath->prev);
} else { /* we're in the middle. Just one crypt. */
if(crypto_cipher_decrypt(circ->n_crypto,in, inlen, out)) {
log(LOG_ERR,"circuit_crypt(): Decryption failed for ACI : %u (%s).",
log_fn(LOG_ERR,"Decryption failed for ACI : %u (%s).",
circ->n_aci, crypto_perror());
return -1;
}
@ -347,7 +347,7 @@ int relay_crypt(circuit_t *circ, char *in, int inlen, char cell_direction,
}
} else {
log(LOG_ERR,"circuit_crypt(): unknown cell direction %d.", cell_direction);
log_fn(LOG_ERR,"unknown cell direction %d.", cell_direction);
assert(0);
}
@ -359,10 +359,10 @@ int relay_check_recognized(circuit_t *circ, int cell_direction, char *stream, co
connection_t *tmpconn;
if(!memcmp(stream,ZERO_STREAM,STREAM_ID_SIZE)) {
log(LOG_DEBUG,"relay_check_recognized(): It's the zero stream. Recognized.");
log_fn(LOG_DEBUG,"It's the zero stream. Recognized.");
return 1; /* the zero stream is always recognized */
}
log(LOG_DEBUG,"relay_check_recognized(): not the zero stream.");
log_fn(LOG_DEBUG,"not the zero stream.");
if(cell_direction == CELL_DIRECTION_OUT)
tmpconn = circ->n_streams;
@ -370,20 +370,20 @@ int relay_check_recognized(circuit_t *circ, int cell_direction, char *stream, co
tmpconn = circ->p_streams;
if(!tmpconn) {
log(LOG_DEBUG,"relay_check_recognized(): No conns. Not recognized.");
log_fn(LOG_DEBUG,"No conns. Not recognized.");
return 0;
}
for( ; tmpconn; tmpconn=tmpconn->next_stream) {
if(!memcmp(stream,tmpconn->stream_id, STREAM_ID_SIZE)) {
log(LOG_DEBUG,"relay_check_recognized(): recognized stream %d.", *(int*)stream);
log_fn(LOG_DEBUG,"recognized stream %d.", *(int*)stream);
*conn = tmpconn;
return 1;
}
log(LOG_DEBUG,"relay_check_recognized(): considered stream %d, not it.",*(int*)tmpconn->stream_id);
log_fn(LOG_DEBUG,"considered stream %d, not it.",*(int*)tmpconn->stream_id);
}
log(LOG_DEBUG,"relay_check_recognized(): Didn't recognize. Giving up.");
log_fn(LOG_DEBUG,"Didn't recognize. Giving up.");
return 0;
}
@ -393,7 +393,7 @@ void circuit_resume_edge_reading(circuit_t *circ, int edge_type, crypt_path_t *l
assert(edge_type == EDGE_EXIT || edge_type == EDGE_AP);
log(LOG_DEBUG,"circuit_resume_edge_reading(): resuming");
log_fn(LOG_DEBUG,"resuming");
if(edge_type == EDGE_EXIT)
conn = circ->n_streams;
@ -417,7 +417,7 @@ int circuit_consider_stop_edge_reading(circuit_t *circ, int edge_type, crypt_pat
assert(edge_type == EDGE_EXIT || edge_type == EDGE_AP);
assert(edge_type == EDGE_EXIT || layer_hint);
log(LOG_DEBUG,"circuit_consider_stop_edge_reading(): considering");
log_fn(LOG_DEBUG,"considering");
if(edge_type == EDGE_EXIT && circ->package_window <= 0)
conn = circ->n_streams;
else if(edge_type == EDGE_AP && layer_hint->package_window <= 0)
@ -429,7 +429,7 @@ int circuit_consider_stop_edge_reading(circuit_t *circ, int edge_type, crypt_pat
if(!layer_hint || conn->cpath_layer == layer_hint)
connection_stop_reading(conn);
log(LOG_DEBUG,"circuit_consider_stop_edge_reading(): yes. stopped.");
log_fn(LOG_DEBUG,"yes. stopped.");
return 1;
}
@ -447,7 +447,7 @@ int circuit_consider_sending_sendme(circuit_t *circ, int edge_type, crypt_path_t
if(edge_type == EDGE_AP) { /* i'm the AP */
cell.aci = circ->n_aci;
while(layer_hint->deliver_window < CIRCWINDOW_START-CIRCWINDOW_INCREMENT) {
log(LOG_DEBUG,"circuit_consider_sending_sendme(): deliver_window %d, Queueing sendme forward.", layer_hint->deliver_window);
log_fn(LOG_DEBUG,"deliver_window %d, Queueing sendme forward.", layer_hint->deliver_window);
layer_hint->deliver_window += CIRCWINDOW_INCREMENT;
if(circuit_deliver_relay_cell(&cell, circ, CELL_DIRECTION_OUT, layer_hint) < 0) {
return -1;
@ -456,7 +456,7 @@ int circuit_consider_sending_sendme(circuit_t *circ, int edge_type, crypt_path_t
} else if(edge_type == EDGE_EXIT) { /* i'm the exit */
cell.aci = circ->p_aci;
while(circ->deliver_window < CIRCWINDOW_START-CIRCWINDOW_INCREMENT) {
log(LOG_DEBUG,"circuit_consider_sending_sendme(): deliver_window %d, Queueing sendme back.", circ->deliver_window);
log_fn(LOG_DEBUG,"deliver_window %d, Queueing sendme back.", circ->deliver_window);
circ->deliver_window += CIRCWINDOW_INCREMENT;
if(circuit_deliver_relay_cell(&cell, circ, CELL_DIRECTION_IN, layer_hint) < 0) {
return -1;
@ -473,7 +473,7 @@ void circuit_close(circuit_t *circ) {
assert(circ);
if(options.APPort) {
youngest = circuit_get_newest_ap();
log(LOG_DEBUG,"circuit_close(): youngest %d, circ %d.",youngest,circ);
log_fn(LOG_DEBUG,"youngest %d, circ %d.",youngest, (int)circ);
}
circuit_remove(circ);
if(circ->n_conn)
@ -488,7 +488,7 @@ void circuit_close(circuit_t *circ) {
}
if(options.APPort && youngest == circ) { /* check this after we've sent the destroys, to reduce races */
/* our current circuit just died. Launch another one pronto. */
log(LOG_INFO,"circuit_close(): Youngest circuit dying. Launching a replacement.");
log_fn(LOG_INFO,"Youngest circuit dying. Launching a replacement.");
circuit_launch_new(1);
}
circuit_free(circ);
@ -530,11 +530,11 @@ void circuit_about_to_close_connection(connection_t *conn) {
prevconn->next_stream = conn->next_stream;
goto send_end;
}
log(LOG_ERR,"circuit_about_to_close_connection(): edge conn not in circuit's list?");
log_fn(LOG_ERR,"edge conn not in circuit's list?");
assert(0); /* should never get here */
send_end:
if(connection_edge_send_command(conn, circ, RELAY_COMMAND_END) < 0) {
log(LOG_DEBUG,"circuit_about_to_close_connection(): sending end failed. Closing.");
log_fn(LOG_DEBUG,"sending end failed. Closing.");
circuit_close(circ);
}
return;
@ -588,7 +588,7 @@ void circuit_expire_unused_circuits(void) {
tmpcirc = circ;
circ = circ->next;
if(tmpcirc != youngest && !tmpcirc->p_conn && !tmpcirc->p_streams) {
log(LOG_DEBUG,"circuit_expire_unused_circuits(): Closing n_aci %d",tmpcirc->n_aci);
log_fn(LOG_DEBUG,"Closing n_aci %d",tmpcirc->n_aci);
circuit_close(tmpcirc);
}
}
@ -614,7 +614,7 @@ void circuit_launch_new(int failure_status) {
retry_circuit:
if(failures > 5) {
log(LOG_INFO,"circuit_launch_new(): Giving up, %d failures.", failures);
log_fn(LOG_INFO,"Giving up, %d failures.", failures);
return;
}
@ -636,21 +636,21 @@ int circuit_establish_circuit(void) {
circ->state = CIRCUIT_STATE_OR_WAIT;
circ->cpath = onion_generate_cpath(&firsthop);
if(!circ->cpath) {
log(LOG_DEBUG,"circuit_establish_circuit(): Generating cpath failed.");
log_fn(LOG_DEBUG,"Generating cpath failed.");
circuit_close(circ);
return -1;
}
/* now see if we're already connected to the first OR in 'route' */
log(LOG_DEBUG,"circuit_establish_circuit(): Looking for firsthop '%s:%u'",
log_fn(LOG_DEBUG,"Looking for firsthop '%s:%u'",
firsthop->address,firsthop->or_port);
n_conn = connection_twin_get_by_addr_port(firsthop->addr,firsthop->or_port);
if(!n_conn || n_conn->state != OR_CONN_STATE_OPEN) { /* not currently connected */
circ->n_addr = firsthop->addr;
circ->n_port = firsthop->or_port;
if(options.OnionRouter) { /* we would be connected if he were up. but he's not. */
log(LOG_DEBUG,"circuit_establish_circuit(): Route's firsthop isn't connected.");
log_fn(LOG_DEBUG,"Route's firsthop isn't connected.");
circuit_close(circ);
return -1;
}
@ -658,13 +658,13 @@ int circuit_establish_circuit(void) {
if(!n_conn) { /* launch the connection */
n_conn = connection_or_connect(firsthop);
if(!n_conn) { /* connect failed, forget the whole thing */
log(LOG_DEBUG,"circuit_establish_circuit(): connect to firsthop failed. Closing.");
log_fn(LOG_DEBUG,"connect to firsthop failed. Closing.");
circuit_close(circ);
return -1;
}
}
log(LOG_DEBUG,"circuit_establish_circuit(): connecting in progress (or finished). Good.");
log_fn(LOG_DEBUG,"connecting in progress (or finished). Good.");
return 0; /* return success. The onion/circuit/etc will be taken care of automatically
* (may already have been) whenever n_conn reaches OR_CONN_STATE_OPEN.
*/
@ -672,9 +672,9 @@ int circuit_establish_circuit(void) {
circ->n_addr = n_conn->addr;
circ->n_port = n_conn->port;
circ->n_conn = n_conn;
log(LOG_DEBUG,"circuit_establish_circuit(): Conn open. Delivering first onion skin.");
log_fn(LOG_DEBUG,"Conn open. Delivering first onion skin.");
if(circuit_send_next_onion_skin(circ) < 0) {
log(LOG_DEBUG,"circuit_establish_circuit(): circuit_send_next_onion_skin failed.");
log_fn(LOG_DEBUG,"circuit_send_next_onion_skin failed.");
circuit_close(circ);
return -1;
}
@ -686,16 +686,16 @@ int circuit_establish_circuit(void) {
void circuit_n_conn_open(connection_t *or_conn) {
circuit_t *circ;
log(LOG_DEBUG,"circuit_n_conn_open(): Starting.");
log_fn(LOG_DEBUG,"Starting.");
circ = circuit_enumerate_by_naddr_nport(NULL, or_conn->addr, or_conn->port);
for(;;) {
if(!circ)
return;
log(LOG_DEBUG,"circuit_n_conn_open(): Found circ, sending onion skin.");
log_fn(LOG_DEBUG,"Found circ, sending onion skin.");
circ->n_conn = or_conn;
if(circuit_send_next_onion_skin(circ) < 0) {
log(LOG_DEBUG,"circuit_n_conn_open(): circuit marked for closing.");
log_fn(LOG_DEBUG,"circuit marked for closing.");
circuit_close(circ);
return; /* FIXME will want to try the other circuits too? */
}
@ -712,7 +712,7 @@ int circuit_send_next_onion_skin(circuit_t *circ) {
if(circ->cpath->state == CPATH_STATE_CLOSED) {
log(LOG_DEBUG,"circuit_send_next_onion_skin(): First skin; sending create cell.");
log_fn(LOG_DEBUG,"First skin; sending create cell.");
circ->n_aci = get_unique_aci_by_addr_port(circ->n_addr, circ->n_port, ACI_TYPE_BOTH);
memset(&cell, 0, sizeof(cell_t));
@ -721,7 +721,7 @@ int circuit_send_next_onion_skin(circuit_t *circ) {
cell.length = DH_ONIONSKIN_LEN;
if(onion_skin_create(circ->n_conn->pkey, &(circ->cpath->handshake_state), cell.payload) < 0) {
log(LOG_INFO,"circuit_send_next_onion_skin(): onion_skin_create (first hop) failed.");
log_fn(LOG_INFO,"onion_skin_create (first hop) failed.");
return -1;
}
@ -731,23 +731,23 @@ int circuit_send_next_onion_skin(circuit_t *circ) {
circ->cpath->state = CPATH_STATE_AWAITING_KEYS;
circ->state = CIRCUIT_STATE_BUILDING;
log(LOG_DEBUG,"circuit_send_next_onion_skin(): first skin; finished sending create cell.");
log_fn(LOG_DEBUG,"first skin; finished sending create cell.");
} else {
assert(circ->cpath->state == CPATH_STATE_OPEN);
assert(circ->state == CIRCUIT_STATE_BUILDING);
log(LOG_DEBUG,"circuit_send_next_onion_skin(): starting to send subsequent skin.");
log_fn(LOG_DEBUG,"starting to send subsequent skin.");
for(hop=circ->cpath->next;
hop != circ->cpath && hop->state == CPATH_STATE_OPEN;
hop=hop->next) ;
if(hop == circ->cpath) { /* done building the circuit. whew. */
circ->state = CIRCUIT_STATE_OPEN;
log(LOG_DEBUG,"circuit_send_next_onion_skin(): circuit built!");
log_fn(LOG_DEBUG,"circuit built!");
return 0;
}
router = router_get_by_addr_port(hop->addr,hop->port);
if(!router) {
log(LOG_INFO,"circuit_send_next_onion_skin(): couldn't lookup router %d:%d",hop->addr,hop->port);
log_fn(LOG_INFO,"couldn't lookup router %d:%d",hop->addr,hop->port);
return -1;
}
@ -761,14 +761,14 @@ int circuit_send_next_onion_skin(circuit_t *circ) {
*(uint32_t*)(cell.payload+RELAY_HEADER_SIZE) = htonl(hop->addr);
*(uint32_t*)(cell.payload+RELAY_HEADER_SIZE+4) = htons(hop->port);
if(onion_skin_create(router->pkey, &(hop->handshake_state), cell.payload+RELAY_HEADER_SIZE+6) < 0) {
log(LOG_INFO,"circuit_send_next_onion_skin(): onion_skin_create failed.");
log_fn(LOG_INFO,"onion_skin_create failed.");
return -1;
}
log(LOG_DEBUG,"circuit_send_next_onion_skin(): Sending extend relay cell.");
log_fn(LOG_DEBUG,"Sending extend relay cell.");
/* send it to hop->prev, because it will transfer it to a create cell and then send to hop */
if(circuit_deliver_relay_cell(&cell, circ, CELL_DIRECTION_OUT, hop->prev) < 0) {
log(LOG_DEBUG,"circuit_send_next_onion_skin(): failed to deliver extend cell. Closing.");
log_fn(LOG_DEBUG,"failed to deliver extend cell. Closing.");
return -1;
}
hop->state = CPATH_STATE_AWAITING_KEYS;
@ -786,7 +786,7 @@ int circuit_extend(cell_t *cell, circuit_t *circ) {
cell_t newcell;
if(circ->n_conn) {
log(LOG_WARNING,"circuit_extend(): n_conn already set. Bug/attack. Closing.");
log_fn(LOG_WARNING,"n_conn already set. Bug/attack. Closing.");
return -1;
}
@ -804,7 +804,7 @@ int circuit_extend(cell_t *cell, circuit_t *circ) {
/* note also that this will close circuits where the onion has the same
* router twice in a row in the path. i think that's ok. -RD
*/
log(LOG_DEBUG,"circuit_extend(): Next router not connected. Closing.");
log_fn(LOG_DEBUG,"Next router not connected. Closing.");
/* XXX later we should fail more gracefully here, like with a 'truncated' */
return -1;
}
@ -813,18 +813,18 @@ int circuit_extend(cell_t *cell, circuit_t *circ) {
circ->n_port = n_conn->port;
circ->n_conn = n_conn;
log(LOG_DEBUG,"circuit_extend(): n_conn is %s:%u",n_conn->address,n_conn->port);
log_fn(LOG_DEBUG,"n_conn is %s:%u",n_conn->address,n_conn->port);
aci_type = decide_aci_type(ntohl(me.sin_addr.s_addr), ntohs(me.sin_port),
circ->n_addr, circ->n_port);
log(LOG_DEBUG,"circuit_extend(): aci_type = %u.",aci_type);
log_fn(LOG_DEBUG,"aci_type = %u.",aci_type);
circ->n_aci = get_unique_aci_by_addr_port(circ->n_addr, circ->n_port, aci_type);
if(!circ->n_aci) {
log(LOG_ERR,"circuit_extend(): failed to get unique aci.");
log_fn(LOG_ERR,"failed to get unique aci.");
return -1;
}
log(LOG_DEBUG,"circuit_extend(): Chosen ACI %u.",circ->n_aci);
log_fn(LOG_DEBUG,"Chosen ACI %u.",circ->n_aci);
memset(&newcell, 0, sizeof(cell_t));
newcell.command = CELL_CREATE;
@ -855,21 +855,21 @@ int circuit_finish_handshake(circuit_t *circ, char *reply) {
hop != circ->cpath && hop->state == CPATH_STATE_OPEN;
hop=hop->next) ;
if(hop == circ->cpath) { /* got an extended when we're all done? */
log(LOG_INFO,"circuit_finish_handshake(): got extended when circ already built? Weird.");
log_fn(LOG_INFO,"got extended when circ already built? Weird.");
return 0;
}
}
assert(hop->state == CPATH_STATE_AWAITING_KEYS);
if(onion_skin_client_handshake(hop->handshake_state, reply, keys, 32) < 0) {
log(LOG_ERR,"circuit_finish_handshake(): onion_skin_client_handshake failed.");
log_fn(LOG_ERR,"onion_skin_client_handshake failed.");
return -1;
}
crypto_dh_free(hop->handshake_state); /* don't need it anymore */
hop->handshake_state = NULL;
log(LOG_DEBUG,"circuit_finish_handshake(): hop %d init cipher forward %d, backward %d.", hop, *(int*)keys, *(int*)(keys+16));
log_fn(LOG_DEBUG,"hop %d init cipher forward %d, backward %d.", (int)hop, *(int*)keys, *(int*)(keys+16));
if (!(hop->f_crypto =
crypto_create_init_cipher(DEFAULT_CIPHER,keys,iv,1))) {
log(LOG_ERR,"Cipher initialization failed.");
@ -883,7 +883,7 @@ int circuit_finish_handshake(circuit_t *circ, char *reply) {
}
hop->state = CPATH_STATE_OPEN;
log(LOG_DEBUG,"circuit_finish_handshake(): Completed.");
log_fn(LOG_DEBUG,"Completed.");
return 0;
}
@ -897,11 +897,11 @@ int circuit_truncated(circuit_t *circ, crypt_path_t *layer) {
while(layer->next != circ->cpath) {
/* we need to clear out layer->next */
victim = layer->next;
log(LOG_DEBUG, "circuit_truncated(): Killing a layer of the cpath.");
log_fn(LOG_DEBUG, "Killing a layer of the cpath.");
for(stream = circ->p_streams; stream; stream=stream->next_stream) {
if(stream->cpath_layer == victim) {
log(LOG_DEBUG, "circuit_truncated(): Marking stream %d for close.", *(int*)stream->stream_id);
log_fn(LOG_DEBUG, "Marking stream %d for close.", *(int*)stream->stream_id);
stream->marked_for_close = 1;
}
}
@ -910,7 +910,7 @@ int circuit_truncated(circuit_t *circ, crypt_path_t *layer) {
circuit_free_cpath_node(victim);
}
log(LOG_DEBUG, "circuit_truncated(): Complete.");
log_fn(LOG_DEBUG, "Complete.");
return 0;
}

40
src/or/command.c
View File

@ -22,7 +22,7 @@ void command_time_process_cell(cell_t *cell, connection_t *conn,
time_passed = tv_udiff(&start, &end) ;
if (time_passed > 5000) { /* more than 5ms */
log(LOG_INFO,"command_time_process_cell(): That call just took %d ms.",time_passed/1000);
log_fn(LOG_INFO,"That call just took %ld ms.",time_passed/1000);
}
*time += time_passed;
}
@ -83,14 +83,14 @@ void command_process_create_cell(cell_t *cell, connection_t *conn) {
circ = circuit_get_by_aci_conn(cell->aci, conn);
if(circ) {
log(LOG_DEBUG,"command_process_create_cell(): received CREATE cell for known circ. Dropping.");
log_fn(LOG_DEBUG,"received CREATE cell for known circ. Dropping.");
return;
}
circ = circuit_new(cell->aci, conn);
circ->state = CIRCUIT_STATE_ONIONSKIN_PENDING;
if(cell->length != DH_ONIONSKIN_LEN) {
log(LOG_DEBUG,"command_process_create_cell(): Bad cell length %d. Dropping.", cell->length);
log_fn(LOG_DEBUG,"Bad cell length %d. Dropping.", cell->length);
circuit_close(circ);
return;
}
@ -99,10 +99,10 @@ void command_process_create_cell(cell_t *cell, connection_t *conn) {
/* add it to the pending onions queue, and then return */
if(onion_pending_add(circ) < 0) {
log(LOG_DEBUG,"command_process_create_cell(): Failed to queue onionskin. Closing.");
log_fn(LOG_DEBUG,"Failed to queue onionskin. Closing.");
circuit_close(circ);
}
log(LOG_DEBUG,"command_process_create_cell(): success: queued onionskin.");
log_fn(LOG_DEBUG,"success: queued onionskin.");
return;
}
@ -113,26 +113,26 @@ void command_process_created_cell(cell_t *cell, connection_t *conn) {
circ = circuit_get_by_aci_conn(cell->aci, conn);
if(!circ) {
log(LOG_DEBUG,"command_process_created_cell(): received CREATED cell for unknown circ. Dropping.");
log_fn(LOG_DEBUG,"received CREATED cell for unknown circ. Dropping.");
return;
}
if(circ->n_aci != cell->aci) {
log(LOG_DEBUG,"command_process_created_cell(): got created cell from OPward? Dropping.");
log_fn(LOG_DEBUG,"got created cell from OPward? Dropping.");
return;
}
assert(cell->length == DH_KEY_LEN);
if(circ->cpath) { /* we're the OP. Handshake this. */
log(LOG_DEBUG,"command_process_created_cell(): at OP. Finishing handshake.");
log_fn(LOG_DEBUG,"at OP. Finishing handshake.");
if(circuit_finish_handshake(circ, cell->payload) < 0) {
log(LOG_INFO,"command_process_created_cell(): circuit_finish_handshake failed.");
log_fn(LOG_INFO,"circuit_finish_handshake failed.");
circuit_close(circ);
return;
}
log(LOG_DEBUG,"command_process_created_cell(): Moving to next skin.");
log_fn(LOG_DEBUG,"Moving to next skin.");
if(circuit_send_next_onion_skin(circ) < 0) {
log(LOG_INFO,"command_process_created_cell(): circuit_send_next_onion_skin failed.");
log_fn(LOG_INFO,"circuit_send_next_onion_skin failed.");
circuit_close(circ);
return;
}
@ -146,9 +146,9 @@ void command_process_created_cell(cell_t *cell, connection_t *conn) {
newcell.length = RELAY_HEADER_SIZE + cell->length;
memcpy(newcell.payload+RELAY_HEADER_SIZE, cell->payload, DH_KEY_LEN);
log(LOG_DEBUG,"command_process_created_cell(): Sending extended relay cell.");
log_fn(LOG_DEBUG,"Sending extended relay cell.");
if(circuit_deliver_relay_cell(&newcell, circ, CELL_DIRECTION_IN, NULL) < 0) {
log(LOG_DEBUG,"command_process_created_cell(): failed to deliver extended cell. Closing.");
log_fn(LOG_DEBUG,"failed to deliver extended cell. Closing.");
circuit_close(circ);
return;
}
@ -162,26 +162,26 @@ void command_process_relay_cell(cell_t *cell, connection_t *conn) {
circ = circuit_get_by_aci_conn(cell->aci, conn);
if(!circ) {
log(LOG_DEBUG,"command_process_relay_cell(): unknown circuit %d. Dropping.", cell->aci);
log_fn(LOG_DEBUG,"unknown circuit %d. Dropping.", cell->aci);
return;
}
if(circ->state == CIRCUIT_STATE_ONIONSKIN_PENDING) {
log(LOG_DEBUG,"command_process_relay_cell(): circuit in create_wait. Dropping.");
log_fn(LOG_DEBUG,"circuit in create_wait. Dropping.");
return;
}
if(cell->aci == circ->p_aci) { /* it's an outgoing cell */
cell->aci = circ->n_aci; /* switch it */
if(circuit_deliver_relay_cell(cell, circ, CELL_DIRECTION_OUT, conn->cpath_layer) < 0) {
log(LOG_INFO,"command_process_relay_cell(): circuit_deliver_relay_cell (forward) failed. Closing.");
log_fn(LOG_INFO,"circuit_deliver_relay_cell (forward) failed. Closing.");
circuit_close(circ);
return;
}
} else { /* it's an ingoing cell */
cell->aci = circ->p_aci; /* switch it */
if(circuit_deliver_relay_cell(cell, circ, CELL_DIRECTION_IN, NULL) < 0) {
log(LOG_DEBUG,"command_process_relay_cell(): circuit_deliver_relay_cell (backward) failed. Closing.");
log_fn(LOG_DEBUG,"circuit_deliver_relay_cell (backward) failed. Closing.");
circuit_close(circ);
return;
}
@ -194,11 +194,11 @@ void command_process_destroy_cell(cell_t *cell, connection_t *conn) {
circ = circuit_get_by_aci_conn(cell->aci, conn);
if(!circ) {
log(LOG_DEBUG,"command_process_destroy_cell(): unknown circuit %d. Dropping.", cell->aci);
log_fn(LOG_DEBUG,"unknown circuit %d. Dropping.", cell->aci);
return;
}
log(LOG_DEBUG,"command_process_destroy_cell(): Received for aci %d.",cell->aci);
log_fn(LOG_DEBUG,"Received for aci %d.",cell->aci);
if(circ->state == CIRCUIT_STATE_ONIONSKIN_PENDING) {
onion_pending_remove(circ);
}
@ -209,7 +209,7 @@ void command_process_destroy_cell(cell_t *cell, connection_t *conn) {
circuit_close(circ);
} else { /* the destroy came from ahead */
circ->n_conn = NULL;
log(LOG_DEBUG, "command_process_destroy_cell(): Delivering 'truncated' back.");
log_fn(LOG_DEBUG, "Delivering 'truncated' back.");
connection_edge_send_command(NULL, circ, RELAY_COMMAND_TRUNCATED);
}
}

4
src/or/config.c
View File

@ -140,7 +140,7 @@ int config_compare(struct config_line *c, char *key, int type, void *arg) {
return 0;
/* it's a match. cast and assign. */
log(LOG_DEBUG,"config_compare(): Recognized keyword '%s' as %s, using value '%s'.",c->key,key,c->value);
log_fn(LOG_DEBUG,"Recognized keyword '%s' as %s, using value '%s'.",c->key,key,c->value);
switch(type) {
case CONFIG_TYPE_INT:
@ -200,7 +200,7 @@ void config_assign(or_options_t *options, struct config_line *list) {
) {
/* then we're ok. it matched something. */
} else {
log(LOG_WARNING,"config_assign(): Ignoring unknown keyword '%s'.",list->key);
log_fn(LOG_WARNING,"Ignoring unknown keyword '%s'.",list->key);
}
list = list->next;

47
src/or/connection.c
View File

@ -123,7 +123,7 @@ void connection_free(connection_t *conn) {
crypto_free_pk_env(conn->pkey);
if(conn->s > 0) {
log(LOG_INFO,"connection_free(): closing fd %d.",conn->s);
log_fn(LOG_INFO,"closing fd %d.",conn->s);
close(conn->s);
}
if(conn->type == CONN_TYPE_OR) {
@ -140,7 +140,7 @@ int connection_create_listener(struct sockaddr_in *bindaddr, int type) {
s = socket(PF_INET,SOCK_STREAM,IPPROTO_TCP);
if (s < 0)
{
log(LOG_ERR,"connection_create_listener(): Socket creation failed.");
log_fn(LOG_ERR,"Socket creation failed.");
return -1;
}
@ -161,18 +161,18 @@ int connection_create_listener(struct sockaddr_in *bindaddr, int type) {
conn = connection_new(type);
if(!conn) {
log(LOG_DEBUG,"connection_create_listener(): connection_new failed. Giving up.");
log_fn(LOG_DEBUG,"connection_new failed. Giving up.");
return -1;
}
conn->s = s;
if(connection_add(conn) < 0) { /* no space, forget it */
log(LOG_DEBUG,"connection_create_listener(): connection_add failed. Giving up.");
log_fn(LOG_DEBUG,"connection_add failed. Giving up.");
connection_free(conn);
return -1;
}
log(LOG_DEBUG,"connection_create_listener(): Listening on port %u.",ntohs(bindaddr->sin_port));
log_fn(LOG_DEBUG,"Listening on port %u.",ntohs(bindaddr->sin_port));
conn->state = LISTENER_STATE_READY;
connection_start_reading(conn);
@ -192,7 +192,7 @@ int connection_handle_listener_read(connection_t *conn, int new_type, int new_st
if(errno==EAGAIN)
return 0; /* he hung up before we could accept(). that's fine. */
/* else there was a real error. */
log(LOG_ERR,"connection_handle_listener_read(): accept() failed. Closing.");
log_fn(LOG_ERR,"accept() failed. Closing.");
return -1;
}
log(LOG_INFO,"Connection accepted on socket %d (child of fd %d).",news, conn->s);
@ -475,7 +475,7 @@ int connection_send_destroy(aci_t aci, connection_t *conn) {
assert(conn);
if(!connection_speaks_cells(conn)) {
log(LOG_INFO,"connection_send_destroy(): Aci %d: At an edge. Marking connection for close.", aci);
log_fn(LOG_INFO,"Aci %d: At an edge. Marking connection for close.", aci);
conn->marked_for_close = 1;
return 0;
}
@ -483,7 +483,7 @@ int connection_send_destroy(aci_t aci, connection_t *conn) {
memset(&cell, 0, sizeof(cell_t));
cell.aci = aci;
cell.command = CELL_DESTROY;
log(LOG_INFO,"connection_send_destroy(): Sending destroy (aci %d).",aci);
log_fn(LOG_INFO,"Sending destroy (aci %d).",aci);
return connection_write_cell_to_buf(&cell, conn);
}
@ -548,7 +548,7 @@ int connection_process_inbuf(connection_t *conn) {
case CONN_TYPE_DNSWORKER:
return connection_dns_process_inbuf(conn);
default:
log(LOG_DEBUG,"connection_process_inbuf() got unexpected conn->type.");
log_fn(LOG_DEBUG,"got unexpected conn->type.");
return -1;
}
}
@ -584,11 +584,11 @@ repeat_connection_package_raw_inbuf:
circ = circuit_get_by_conn(conn);
if(!circ) {
log(LOG_DEBUG,"connection_package_raw_inbuf(): conn has no circuits!");
log_fn(LOG_DEBUG,"conn has no circuits!");
return -1;
}
log(LOG_DEBUG,"connection_package_raw_inbuf(): (%d) Packaging %d bytes (%d waiting).",conn->s,cell.length, conn->inbuf_datalen);
log_fn(LOG_DEBUG,"(%d) Packaging %d bytes (%d waiting).",conn->s,cell.length, conn->inbuf_datalen);
cell.command = CELL_RELAY;
@ -599,7 +599,7 @@ repeat_connection_package_raw_inbuf:
if(conn->type == CONN_TYPE_EXIT) {
cell.aci = circ->p_aci;
if(circuit_deliver_relay_cell(&cell, circ, CELL_DIRECTION_IN, NULL) < 0) {
log(LOG_DEBUG,"connection_package_raw_inbuf(): circuit_deliver_relay_cell (backward) failed. Closing.");
log_fn(LOG_DEBUG,"circuit_deliver_relay_cell (backward) failed. Closing.");
circuit_close(circ);
return 0;
}
@ -609,7 +609,7 @@ repeat_connection_package_raw_inbuf:
assert(conn->type == CONN_TYPE_AP);
cell.aci = circ->n_aci;
if(circuit_deliver_relay_cell(&cell, circ, CELL_DIRECTION_OUT, conn->cpath_layer) < 0) {
log(LOG_DEBUG,"connection_package_raw_inbuf(): circuit_deliver_relay_cell (forward) failed. Closing.");
log_fn(LOG_DEBUG,"circuit_deliver_relay_cell (forward) failed. Closing.");
circuit_close(circ);
return 0;
}
@ -624,11 +624,10 @@ repeat_connection_package_raw_inbuf:
assert(conn->package_window > 0);
if(--conn->package_window <= 0) { /* is it 0 after decrement? */
connection_stop_reading(conn);
log(LOG_DEBUG,"connection_package_raw_inbuf(): conn->package_window reached 0.");
log_fn(LOG_DEBUG,"conn->package_window reached 0.");
return 0; /* don't process the inbuf any more */
}
log(LOG_DEBUG,"connection_package_raw_inbuf(): conn->package_window is %d",conn->package_window);
log_fn(LOG_DEBUG,"conn->package_window is %d",conn->package_window);
/* handle more if there's more, or return 0 if there isn't */
goto repeat_connection_package_raw_inbuf;
@ -644,7 +643,7 @@ int connection_consider_sending_sendme(connection_t *conn, int edge_type) {
circ = circuit_get_by_conn(conn);
if(!circ) {
/* this can legitimately happen if the destroy has already arrived and torn down the circuit */
log(LOG_DEBUG,"connection_consider_sending_sendme(): No circuit associated with conn. Skipping.");
log_fn(LOG_DEBUG,"No circuit associated with conn. Skipping.");
return 0;
}
@ -660,10 +659,10 @@ int connection_consider_sending_sendme(connection_t *conn, int edge_type) {
cell.aci = circ->n_aci;
while(conn->deliver_window < STREAMWINDOW_START - STREAMWINDOW_INCREMENT) {
log(LOG_DEBUG,"connection_consider_sending_sendme(): Outbuf %d, Queueing stream sendme.", conn->outbuf_flushlen);
log_fn(LOG_DEBUG,"Outbuf %d, Queueing stream sendme.", conn->outbuf_flushlen);
conn->deliver_window += STREAMWINDOW_INCREMENT;
if(circuit_deliver_relay_cell(&cell, circ, CELL_DIRECTION(edge_type), conn->cpath_layer) < 0) {
log(LOG_DEBUG,"connection_consider_sending_sendme(): circuit_deliver_relay_cell failed. Closing.");
log_fn(LOG_DEBUG,"circuit_deliver_relay_cell failed. Closing.");
circuit_close(circ);
return 0;
}
@ -676,7 +675,7 @@ int connection_finished_flushing(connection_t *conn) {
assert(conn);
// log(LOG_DEBUG,"connection_finished_flushing() entered. Socket %u.", conn->s);
// log_fn(LOG_DEBUG,"entered. Socket %u.", conn->s);
switch(conn->type) {
case CONN_TYPE_OR:
@ -689,7 +688,7 @@ int connection_finished_flushing(connection_t *conn) {
case CONN_TYPE_DNSWORKER:
return connection_dns_finished_flushing(conn);
default:
log(LOG_DEBUG,"connection_finished_flushing() got unexpected conn->type.");
log_fn(LOG_DEBUG,"got unexpected conn->type.");
return -1;
}
}
@ -719,10 +718,10 @@ int connection_process_cell_from_inbuf(connection_t *conn) {
#endif
/* decrypt */
if(crypto_cipher_decrypt(conn->b_crypto,crypted,CELL_NETWORK_SIZE,outbuf)) {
log(LOG_ERR,"connection_process_cell_from_inbuf(): Decryption failed, dropping.");
log_fn(LOG_ERR,"Decryption failed, dropping.");
return connection_process_inbuf(conn); /* process the remainder of the buffer */
}
// log(LOG_DEBUG,"connection_process_cell_from_inbuf(): Cell decrypted (%d bytes).",outlen);
// log_fn(LOG_DEBUG,"Cell decrypted (%d bytes).",outlen);
#if 0
printf("Cell header plaintext: ");
for(x=0;x<8;x++) {
@ -734,7 +733,7 @@ int connection_process_cell_from_inbuf(connection_t *conn) {
/* retrieve cell info from outbuf (create the host-order struct from the network-order string) */
cell_unpack(&cell, outbuf);
// log(LOG_DEBUG,"connection_process_cell_from_inbuf(): Decrypted cell is of type %u (ACI %u).",cellp->command,cellp->aci);
// log_fn(LOG_DEBUG,"Decrypted cell is of type %u (ACI %u).",cellp->command,cellp->aci);
command_process_cell(&cell, conn);
return connection_process_inbuf(conn); /* process the remainder of the buffer */

36
src/or/connection_ap.c
View File

@ -12,7 +12,7 @@ int ap_handshake_process_socks(connection_t *conn) {
assert(conn);
log(LOG_DEBUG,"ap_handshake_process_socks() entered.");
log_fn(LOG_DEBUG,"entered.");
if(!conn->socks_version) { /* try to pull it in */
@ -22,38 +22,38 @@ int ap_handshake_process_socks(connection_t *conn) {
if(connection_fetch_from_buf((char *)&socks4_info,sizeof(socks4_t),conn) < 0)
return -1;
log(LOG_DEBUG,"ap_handshake_process_socks(): Successfully read socks info.");
log_fn(LOG_DEBUG,"Successfully read socks info.");
if(socks4_info.version != 4) {
log(LOG_NOTICE,"ap_handshake_process_socks(): Unrecognized version %d.",socks4_info.version);
log_fn(LOG_NOTICE,"Unrecognized version %d.",socks4_info.version);
ap_handshake_socks_reply(conn, SOCKS4_REQUEST_REJECT);
return -1;
}
conn->socks_version = socks4_info.version;
if(socks4_info.command != 1) { /* not a connect? we don't support it. */
log(LOG_NOTICE,"ap_handshake_process_socks(): command %d not '1'.",socks4_info.command);
log_fn(LOG_NOTICE,"command %d not '1'.",socks4_info.command);
ap_handshake_socks_reply(conn, SOCKS4_REQUEST_REJECT);
return -1;
}
conn->dest_port = ntohs(*(uint16_t*)&socks4_info.destport);
if(!conn->dest_port) {
log(LOG_NOTICE,"ap_handshake_process_socks(): Port is zero.");
log_fn(LOG_NOTICE,"Port is zero.");
ap_handshake_socks_reply(conn, SOCKS4_REQUEST_REJECT);
return -1;
}
log(LOG_NOTICE,"ap_handshake_process_socks(): Dest port is %d.",conn->dest_port);
log_fn(LOG_NOTICE,"Dest port is %d.",conn->dest_port);
if(socks4_info.destip[0] ||
socks4_info.destip[1] ||
socks4_info.destip[2] ||
!socks4_info.destip[3]) { /* not 0.0.0.x */
log(LOG_NOTICE,"ap_handshake_process_socks(): destip not in form 0.0.0.x.");
log_fn(LOG_NOTICE,"destip not in form 0.0.0.x.");
sprintf(tmpbuf, "%d.%d.%d.%d", socks4_info.destip[0],
socks4_info.destip[1], socks4_info.destip[2], socks4_info.destip[3]);
conn->dest_addr = strdup(tmpbuf);
log(LOG_DEBUG,"ap_handshake_process_socks(): Successfully read destip (%s)", conn->dest_addr);
log_fn(LOG_DEBUG,"Successfully read destip (%s)", conn->dest_addr);
}
}
@ -63,14 +63,14 @@ int ap_handshake_process_socks(connection_t *conn) {
if(amt < 0) /* not there yet */
return 0;
if(amt > 500) {
log(LOG_NOTICE,"ap_handshake_process_socks(): username too long.");
log_fn(LOG_NOTICE,"username too long.");
ap_handshake_socks_reply(conn, SOCKS4_REQUEST_REJECT);
return -1;
}
if(connection_fetch_from_buf(tmpbuf,amt,conn) < 0)
return -1;
conn->read_username = 1;
log(LOG_DEBUG,"ap_handshake_process_socks(): Successfully read username.");
log_fn(LOG_DEBUG,"Successfully read username.");
}
if(!conn->dest_addr) { /* no dest_addr found yet */
@ -78,7 +78,7 @@ int ap_handshake_process_socks(connection_t *conn) {
if(amt < 0) /* not there yet */
return 0;
if(amt > 500) {
log(LOG_NOTICE,"ap_handshake_process_socks(): dest_addr too long.");
log_fn(LOG_NOTICE,"dest_addr too long.");
ap_handshake_socks_reply(conn, SOCKS4_REQUEST_REJECT);
return -1;
}
@ -86,7 +86,7 @@ int ap_handshake_process_socks(connection_t *conn) {
return -1;
conn->dest_addr = strdup(tmpbuf);
log(LOG_NOTICE,"ap_handshake_process_socks(): successfully read dest addr '%s'",
log_fn(LOG_NOTICE,"successfully read dest addr '%s'",
conn->dest_addr);
}
@ -94,14 +94,14 @@ int ap_handshake_process_socks(connection_t *conn) {
circ = circuit_get_newest_ap();
if(!circ) {
log(LOG_INFO,"ap_handshake_process_socks(): No circuit ready. Closing.");
log_fn(LOG_INFO,"No circuit ready. Closing.");
return -1;
}
circ->dirty = 1;
/* add it into the linked list of streams on this circuit */
log(LOG_DEBUG,"ap_handshake_process_socks(): attaching new conn to circ. n_aci %d.", circ->n_aci);
log_fn(LOG_DEBUG,"attaching new conn to circ. n_aci %d.", circ->n_aci);
conn->next_stream = circ->p_streams;
circ->p_streams = conn;
@ -135,15 +135,15 @@ int ap_handshake_send_begin(connection_t *ap_conn, circuit_t *circ) {
snprintf(cell.payload+RELAY_HEADER_SIZE+STREAM_ID_SIZE, CELL_PAYLOAD_SIZE-RELAY_HEADER_SIZE-STREAM_ID_SIZE,
"%s:%d", ap_conn->dest_addr, ap_conn->dest_port) +
1 + STREAM_ID_SIZE + RELAY_HEADER_SIZE;
log(LOG_DEBUG,"ap_handshake_send_begin(): Sending relay cell (id %d) to begin stream %d.", *(int *)(cell.payload+1),*(int *)ap_conn->stream_id);
log_fn(LOG_DEBUG,"Sending relay cell (id %d) to begin stream %d.", *(int *)(cell.payload+1),*(int *)ap_conn->stream_id);
if(circuit_deliver_relay_cell(&cell, circ, CELL_DIRECTION_OUT, ap_conn->cpath_layer) < 0) {
log(LOG_DEBUG,"ap_handshake_send_begin(): failed to deliver begin cell. Closing.");
log_fn(LOG_DEBUG,"failed to deliver begin cell. Closing.");
return -1;
}
ap_conn->package_window = STREAMWINDOW_START;
ap_conn->deliver_window = STREAMWINDOW_START;
ap_conn->state = AP_CONN_STATE_OPEN;
log(LOG_INFO,"ap_handshake_send_begin(): Address/port sent, ap socket %d, n_aci %d",ap_conn->s,circ->n_aci);
log_fn(LOG_INFO,"Address/port sent, ap socket %d, n_aci %d",ap_conn->s,circ->n_aci);
return 0;
}
@ -163,7 +163,7 @@ int ap_handshake_socks_reply(connection_t *conn, char result) {
}
int connection_ap_create_listener(struct sockaddr_in *bindaddr) {
log(LOG_DEBUG,"connection_create_ap_listener starting");
log_fn(LOG_DEBUG,"starting");
return connection_create_listener(bindaddr, CONN_TYPE_AP_LISTENER);
}

70
src/or/connection_edge.c
View File

@ -32,13 +32,13 @@ int connection_edge_process_inbuf(connection_t *conn) {
cell.aci = circ->n_aci;
if (circuit_deliver_relay_cell(&cell, circ, CELL_DIRECTION(conn->type), conn->cpath_layer) < 0) {
log(LOG_DEBUG,"connection_edge_process_inbuf: circuit_deliver_relay_cell failed. Closing.");
log(LOG_DEBUG,"circuit_deliver_relay_cell failed. Closing.");
circuit_close(circ);
}
return 0;
#else
/* eof reached, kill it. */
log(LOG_DEBUG,"connection_edge_process_inbuf(): conn reached eof. Closing.");
log_fn(LOG_DEBUG,"conn reached eof. Closing.");
return -1;
#endif
}
@ -53,7 +53,7 @@ int connection_edge_process_inbuf(connection_t *conn) {
circuit_consider_stop_edge_reading(circuit_get_by_conn(conn), conn->type == CONN_TYPE_AP ? EDGE_AP : EDGE_EXIT, conn->cpath_layer);
return 0;
case EXIT_CONN_STATE_CONNECTING:
log(LOG_DEBUG,"connection_edge_process_inbuf(): text from server while in 'connecting' state at exit. Leaving it on buffer.");
log_fn(LOG_DEBUG,"text from server while in 'connecting' state at exit. Leaving it on buffer.");
return 0;
}
@ -65,7 +65,7 @@ int connection_edge_send_command(connection_t *fromconn, circuit_t *circ, int re
int cell_direction;
if(!circ) {
log(LOG_DEBUG,"connection_edge_send_command(): no circ. Closing.");
log_fn(LOG_DEBUG,"no circ. Closing.");
return -1;
}
@ -87,10 +87,10 @@ int connection_edge_send_command(connection_t *fromconn, circuit_t *circ, int re
SET_CELL_STREAM_ID(cell, ZERO_STREAM);
cell.length = RELAY_HEADER_SIZE;
log(LOG_INFO,"connection_edge_send_command(): delivering %d cell %s.", relay_command, cell_direction == CELL_DIRECTION_OUT ? "forward" : "backward");
log_fn(LOG_INFO,"delivering %d cell %s.", relay_command, cell_direction == CELL_DIRECTION_OUT ? "forward" : "backward");
if(circuit_deliver_relay_cell(&cell, circ, cell_direction, fromconn ? fromconn->cpath_layer : NULL) < 0) {
log(LOG_DEBUG,"connection_edge_send_command(): circuit_deliver_relay_cell failed. Closing.");
log_fn(LOG_DEBUG,"circuit_deliver_relay_cell failed. Closing.");
circuit_close(circ);
return 0;
}
@ -107,19 +107,19 @@ int connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, connection
assert(cell && circ);
relay_command = CELL_RELAY_COMMAND(*cell);
// log(LOG_DEBUG,"connection_edge_process_relay_cell(): command %d stream %d", relay_command, stream_id);
// log_fn(LOG_DEBUG,"command %d stream %d", relay_command, stream_id);
num_seen++;
log(LOG_DEBUG,"connection_edge_process_relay_cell(): Now seen %d relay cells here.", num_seen);
log_fn(LOG_DEBUG,"Now seen %d relay cells here.", num_seen);
/* either conn is NULL, in which case we've got a control cell, or else
* conn points to the recognized stream. */
if(conn && conn->state != AP_CONN_STATE_OPEN && conn->state != EXIT_CONN_STATE_OPEN) {
if(conn->type == CONN_TYPE_EXIT && relay_command == RELAY_COMMAND_END) {
log(LOG_INFO,"connection_edge_process_relay_cell(): Exit got end before we're connected. Marking for close.");
log_fn(LOG_INFO,"Exit got end before we're connected. Marking for close.");
conn->marked_for_close = 1;
} else {
log(LOG_DEBUG,"connection_edge_process_relay_cell(): Got an unexpected relay cell, not in 'open' state. Dropping.");
log_fn(LOG_DEBUG,"Got an unexpected relay cell, not in 'open' state. Dropping.");
}
return 0;
}
@ -127,32 +127,32 @@ int connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, connection
switch(relay_command) {
case RELAY_COMMAND_BEGIN:
if(edge_type == EDGE_AP) {
log(LOG_INFO,"connection_edge_process_relay_cell(): relay begin request unsupported. Dropping.");
log_fn(LOG_INFO,"relay begin request unsupported. Dropping.");
return 0;
}
if(conn) {
log(LOG_INFO,"connection_edge_process_relay_cell(): begin cell for known stream. Dropping.");
log_fn(LOG_INFO,"begin cell for known stream. Dropping.");
return 0;
}
return connection_exit_begin_conn(cell, circ);
case RELAY_COMMAND_DATA:
if((edge_type == EDGE_AP && --layer_hint->deliver_window < 0) ||
(edge_type == EDGE_EXIT && --circ->deliver_window < 0)) {
log(LOG_DEBUG,"connection_edge_process_relay_cell(): circ deliver_window below 0. Killing.");
log_fn(LOG_DEBUG,"circ deliver_window below 0. Killing.");
return -1; /* XXX kill the whole circ? */
}
log(LOG_DEBUG,"connection_edge_process_relay_cell(): circ deliver_window now %d.", edge_type == EDGE_AP ? layer_hint->deliver_window : circ->deliver_window);
log_fn(LOG_DEBUG,"circ deliver_window now %d.", edge_type == EDGE_AP ? layer_hint->deliver_window : circ->deliver_window);
if(circuit_consider_sending_sendme(circ, edge_type, layer_hint) < 0)
return -1;
if(!conn) {
log(LOG_DEBUG,"connection_edge_process_relay_cell(): relay cell dropped, unknown stream %d.",*(int*)conn->stream_id);
log_fn(LOG_DEBUG,"relay cell dropped, unknown stream %d.",*(int*)conn->stream_id);
return 0;
}
if(--conn->deliver_window < 0) { /* is it below 0 after decrement? */
log(LOG_DEBUG,"connection_edge_process_relay_cell(): conn deliver_window below 0. Killing.");
log_fn(LOG_DEBUG,"conn deliver_window below 0. Killing.");
return -1; /* somebody's breaking protocol. kill the whole circuit. */
}
@ -166,10 +166,10 @@ int connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, connection
return 0;
case RELAY_COMMAND_END:
if(!conn) {
log(LOG_DEBUG,"connection_edge_process_relay_cell(): end cell dropped, unknown stream %d.",*(int*)conn->stream_id);
log_fn(LOG_DEBUG,"end cell dropped, unknown stream %d.",*(int*)conn->stream_id);
return 0;
}
log(LOG_DEBUG,"connection_edge_process_relay_cell(): end cell for stream %d. Removing stream.",*(int*)conn->stream_id);
log_fn(LOG_DEBUG,"end cell for stream %d. Removing stream.",*(int*)conn->stream_id);
#ifdef HALF_OPEN
conn->done_sending = 1;
@ -181,48 +181,48 @@ int connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, connection
break;
case RELAY_COMMAND_EXTEND:
if(conn) {
log(LOG_INFO,"connection_edge_process_relay_cell(): 'extend' for non-zero stream. Dropping.");
log_fn(LOG_INFO,"'extend' for non-zero stream. Dropping.");
return 0;
}
return circuit_extend(cell, circ);
case RELAY_COMMAND_EXTENDED:
if(edge_type == EDGE_EXIT) {
log(LOG_INFO,"connection_edge_process_relay_cell(): 'extended' unsupported at exit. Dropping.");
log_fn(LOG_INFO,"'extended' unsupported at exit. Dropping.");
return 0;
}
log(LOG_DEBUG,"connection_edge_process_relay_cell(): Got an extended cell! Yay.");
log_fn(LOG_DEBUG,"Got an extended cell! Yay.");
if(circuit_finish_handshake(circ, cell->payload+RELAY_HEADER_SIZE) < 0) {
log(LOG_INFO,"connection_edge_process_relay_cell(): circuit_finish_handshake failed.");
log_fn(LOG_INFO,"circuit_finish_handshake failed.");
return -1;
}
return circuit_send_next_onion_skin(circ);
case RELAY_COMMAND_TRUNCATE:
if(edge_type == EDGE_AP) {
log(LOG_INFO,"connection_edge_process_relay_cell(): 'truncate' unsupported at AP. Dropping.");
log_fn(LOG_INFO,"'truncate' unsupported at AP. Dropping.");
return 0;
}
if(circ->n_conn) {
connection_send_destroy(circ->n_aci, circ->n_conn);
circ->n_conn = NULL;
}
log(LOG_DEBUG, "connection_edge_process_relay_cell(): Processed 'truncate', replying.");
log_fn(LOG_DEBUG, "Processed 'truncate', replying.");
return connection_edge_send_command(NULL, circ, RELAY_COMMAND_TRUNCATED);
case RELAY_COMMAND_TRUNCATED:
if(edge_type == EDGE_EXIT) {
log(LOG_INFO,"connection_edge_process_relay_cell(): 'truncated' unsupported at exit. Dropping.");
log_fn(LOG_INFO,"'truncated' unsupported at exit. Dropping.");
return 0;
}
return circuit_truncated(circ, layer_hint);
case RELAY_COMMAND_CONNECTED:
if(edge_type == EDGE_EXIT) {
log(LOG_INFO,"connection_edge_process_relay_cell(): 'connected' unsupported at exit. Dropping.");
log_fn(LOG_INFO,"'connected' unsupported at exit. Dropping.");
return 0;
}
if(!conn) {
log(LOG_DEBUG,"connection_edge_process_relay_cell(): connected cell dropped, unknown stream %d.",*(int*)conn->stream_id);
log_fn(LOG_DEBUG,"connected cell dropped, unknown stream %d.",*(int*)conn->stream_id);
break;
}
log(LOG_DEBUG,"connection_edge_process_relay_cell(): Connected! Notifying application.");
log_fn(LOG_DEBUG,"Connected! Notifying application.");
if(ap_handshake_socks_reply(conn, SOCKS4_REQUEST_GRANTED) < 0) {
conn->marked_for_close = 1;
}
@ -232,12 +232,12 @@ int connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, connection
if(edge_type == EDGE_AP) {
assert(layer_hint);
layer_hint->package_window += CIRCWINDOW_INCREMENT;
log(LOG_DEBUG,"connection_edge_process_relay_cell(): circ-level sendme at AP, packagewindow %d.", layer_hint->package_window);
log_fn(LOG_DEBUG,"circ-level sendme at AP, packagewindow %d.", layer_hint->package_window);
circuit_resume_edge_reading(circ, EDGE_AP, layer_hint);
} else {
assert(!layer_hint);
circ->package_window += CIRCWINDOW_INCREMENT;
log(LOG_DEBUG,"connection_edge_process_relay_cell(): circ-level sendme at exit, packagewindow %d.", circ->package_window);
log_fn(LOG_DEBUG,"circ-level sendme at exit, packagewindow %d.", circ->package_window);
circuit_resume_edge_reading(circ, EDGE_EXIT, layer_hint);
}
return 0;
@ -248,7 +248,7 @@ int connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, connection
circuit_consider_stop_edge_reading(circ, edge_type, layer_hint);
break;
default:
log(LOG_DEBUG,"connection_edge_process_relay_cell(): unknown relay command %d.",relay_command);
log_fn(LOG_DEBUG,"unknown relay command %d.",relay_command);
}
return 0;
}
@ -264,16 +264,16 @@ int connection_edge_finished_flushing(connection_t *conn) {
if (getsockopt(conn->s, SOL_SOCKET, SO_ERROR, &e, &len) < 0) { /* not yet */
if(errno != EINPROGRESS){
/* yuck. kill it. */
log(LOG_DEBUG,"connection_edge_finished_flushing(): in-progress exit connect failed. Removing.");
log_fn(LOG_DEBUG,"in-progress exit connect failed. Removing.");
return -1;
} else {
log(LOG_DEBUG,"connection_edge_finished_flushing(): in-progress exit connect still waiting.");
log_fn(LOG_DEBUG,"in-progress exit connect still waiting.");
return 0; /* no change, see if next time is better */
}
}
/* the connect has finished. */
log(LOG_DEBUG,"connection_edge_finished_flushing(): Exit connection to %s:%u established.",
log_fn(LOG_DEBUG,"Exit connection to %s:%u established.",
conn->address,conn->port);
conn->state = EXIT_CONN_STATE_OPEN;
@ -288,7 +288,7 @@ int connection_edge_finished_flushing(connection_t *conn) {
connection_stop_writing(conn);
return connection_consider_sending_sendme(conn, conn->type);
default:
log(LOG_DEBUG,"Bug: connection_edge_finished_flushing() called in unexpected state.");
log_fn(LOG_DEBUG,"BUG: called in unexpected state.");
return 0;
}

28
src/or/connection_exit.c
View File

@ -9,25 +9,25 @@ int connection_exit_begin_conn(cell_t *cell, circuit_t *circ) {
char *colon;
if(!memchr(cell->payload+RELAY_HEADER_SIZE+STREAM_ID_SIZE,0,cell->length-RELAY_HEADER_SIZE-STREAM_ID_SIZE)) {
log(LOG_WARNING,"connection_exit_begin_conn(): relay begin cell has no \\0. Dropping.");
log_fn(LOG_WARNING,"relay begin cell has no \\0. Dropping.");
return 0;
}
colon = strchr(cell->payload+RELAY_HEADER_SIZE+STREAM_ID_SIZE, ':');
if(!colon) {
log(LOG_WARNING,"connection_exit_begin_conn(): relay begin cell has no colon. Dropping.");
log_fn(LOG_WARNING,"relay begin cell has no colon. Dropping.");
return 0;
}
*colon = 0;
if(!atoi(colon+1)) { /* bad port */
log(LOG_DEBUG,"connection_exit_begin_conn(): relay begin cell has invalid port. Dropping.");
log_fn(LOG_DEBUG,"relay begin cell has invalid port. Dropping.");
return 0;
}
log(LOG_DEBUG,"connection_exit_begin_conn(): Creating new exit connection.");
log_fn(LOG_DEBUG,"Creating new exit connection.");
n_stream = connection_new(CONN_TYPE_EXIT);
if(!n_stream) {
log(LOG_DEBUG,"connection_exit_begin_conn(): connection_new failed. Dropping.");
log_fn(LOG_DEBUG,"connection_new failed. Dropping.");
return 0;
}
@ -41,7 +41,7 @@ int connection_exit_begin_conn(cell_t *cell, circuit_t *circ) {
n_stream->package_window = STREAMWINDOW_START;
n_stream->deliver_window = STREAMWINDOW_START;
if(connection_add(n_stream) < 0) { /* no space, forget it */
log(LOG_DEBUG,"connection_exit_begin_conn(): connection_add failed. Dropping.");
log_fn(LOG_DEBUG,"connection_add failed. Dropping.");
connection_free(n_stream);
return 0;
}
@ -52,7 +52,7 @@ int connection_exit_begin_conn(cell_t *cell, circuit_t *circ) {
/* send it off to the gethostbyname farm */
if(dns_resolve(n_stream) < 0) {
log(LOG_DEBUG,"connection_exit_begin_conn(): Couldn't queue resolve request.");
log_fn(LOG_DEBUG,"Couldn't queue resolve request.");
connection_remove(n_stream);
connection_free(n_stream);
return 0;
@ -66,14 +66,14 @@ int connection_exit_connect(connection_t *conn) {
struct sockaddr_in dest_addr;
if(router_compare_to_exit_policy(conn) < 0) {
log(LOG_INFO,"connection_exit_connect(): %s:%d failed exit policy. Closing.", conn->address, conn->port);
log_fn(LOG_INFO,"%s:%d failed exit policy. Closing.", conn->address, conn->port);
return -1;
}
/* all the necessary info is here. Start the connect() */
s=socket(PF_INET,SOCK_STREAM,IPPROTO_TCP);
if (s < 0) {
log(LOG_ERR,"connection_exit_connect(): Error creating network socket.");
log_fn(LOG_ERR,"Error creating network socket.");
return -1;
}
fcntl(s, F_SETFL, O_NONBLOCK); /* set s to non-blocking */
@ -83,13 +83,13 @@ int connection_exit_connect(connection_t *conn) {
dest_addr.sin_port = htons(conn->port);
dest_addr.sin_addr.s_addr = htonl(conn->addr);
log(LOG_DEBUG,"connection_exit_connect(): Connecting to %s:%u.",conn->address,conn->port);
log_fn(LOG_DEBUG,"Connecting to %s:%u.",conn->address,conn->port);
if(connect(s,(struct sockaddr *)&dest_addr,sizeof(dest_addr)) < 0) {
if(errno != EINPROGRESS){
/* yuck. kill it. */
perror("connect");
log(LOG_DEBUG,"connection_exit_connect(): Connect failed.");
log_fn(LOG_DEBUG,"Connect failed.");
return -1;
} else {
/* it's in progress. set state appropriately and return. */
@ -97,20 +97,20 @@ int connection_exit_connect(connection_t *conn) {
connection_set_poll_socket(conn);
conn->state = EXIT_CONN_STATE_CONNECTING;
log(LOG_DEBUG,"connection_exit_connect(): connect in progress, socket %d.",s);
log_fn(LOG_DEBUG,"connect in progress, socket %d.",s);
connection_watch_events(conn, POLLOUT | POLLIN);
return 0;
}
}
/* it succeeded. we're connected. */
log(LOG_DEBUG,"connection_exit_connect(): Connection to %s:%u established.",conn->address,conn->port);
log_fn(LOG_DEBUG,"Connection to %s:%u established.",conn->address,conn->port);
conn->s = s;
connection_set_poll_socket(conn);
conn->state = EXIT_CONN_STATE_OPEN;
if(connection_wants_to_flush(conn)) { /* in case there are any queued data cells */
log(LOG_ERR,"connection_exit_connect(): tell roger: newly connected conn had data waiting!");
log_fn(LOG_ERR,"tell roger: newly connected conn had data waiting!");
// connection_start_writing(conn);
}
// connection_process_inbuf(conn);

16
src/or/connection_or.c
View File

@ -17,7 +17,7 @@ int connection_or_process_inbuf(connection_t *conn) {
if(conn->inbuf_reached_eof) {
/* eof reached, kill it. */
log(LOG_DEBUG,"connection_or_process_inbuf(): conn reached eof. Closing.");
log_fn(LOG_DEBUG,"conn reached eof. Closing.");
return -1;
}
@ -33,7 +33,7 @@ int connection_or_process_inbuf(connection_t *conn) {
case OR_CONN_STATE_OPEN:
return connection_process_cell_from_inbuf(conn);
default:
log(LOG_DEBUG,"connection_or_process_inbuf() called in state where I'm writing. Ignoring buf for now.");
log_fn(LOG_DEBUG,"called in state where I'm writing. Ignoring buf for now.");
}
return 0;
@ -51,7 +51,7 @@ int connection_or_finished_flushing(connection_t *conn) {
if (getsockopt(conn->s, SOL_SOCKET, SO_ERROR, &e, &len) < 0) { /* not yet */
if(errno != EINPROGRESS){
/* yuck. kill it. */
log(LOG_DEBUG,"connection_or_finished_flushing(): in-progress connect failed. Removing.");
log_fn(LOG_DEBUG,"in-progress connect failed. Removing.");
return -1;
} else {
return 0; /* no change, see if next time is better */
@ -59,7 +59,7 @@ int connection_or_finished_flushing(connection_t *conn) {
}
/* the connect has finished. */
log(LOG_DEBUG,"connection_or_finished_flushing() : OR connection to router %s:%u established.",
log_fn(LOG_DEBUG,"OR connection to router %s:%u established.",
conn->address,conn->port);
if(options.OnionRouter)
@ -67,18 +67,18 @@ int connection_or_finished_flushing(connection_t *conn) {
else
return or_handshake_op_send_keys(conn);
case OR_CONN_STATE_CLIENT_SENDING_AUTH:
log(LOG_DEBUG,"connection_or_finished_flushing(): client finished sending auth.");
log_fn(LOG_DEBUG,"client finished sending auth.");
conn->state = OR_CONN_STATE_CLIENT_AUTH_WAIT;
connection_watch_events(conn, POLLIN);
return 0;
case OR_CONN_STATE_CLIENT_SENDING_NONCE:
log(LOG_DEBUG,"connection_or_finished_flushing(): client finished sending nonce.");
log_fn(LOG_DEBUG,"client finished sending nonce.");
conn_or_init_crypto(conn);
connection_or_set_open(conn);
return connection_process_inbuf(conn); /* in case there's anything waiting on it */
case OR_CONN_STATE_SERVER_SENDING_AUTH:
log(LOG_DEBUG,"connection_or_finished_flushing(): server finished sending auth.");
log_fn(LOG_DEBUG,"server finished sending auth.");
conn->state = OR_CONN_STATE_SERVER_NONCE_WAIT;
connection_watch_events(conn, POLLIN);
return 0;
@ -87,7 +87,7 @@ int connection_or_finished_flushing(connection_t *conn) {
connection_stop_writing(conn);
return 0;
default:
log(LOG_DEBUG,"Bug: connection_or_finished_flushing() called in unexpected state.");
log_fn(LOG_DEBUG,"BUG: called in unexpected state.");
return 0;
}

57
src/or/directory.c
View File

@ -31,7 +31,7 @@ void directory_initiate_fetch(routerinfo_t *router) {
if(connection_get_by_type(CONN_TYPE_DIR)) /* there's already a fetch running */
return;
log(LOG_DEBUG,"directory_initiate_fetch(): initiating directory fetch");
log_fn(LOG_DEBUG,"initiating directory fetch");
conn = connection_new(CONN_TYPE_DIR);
if(!conn)
@ -46,13 +46,13 @@ void directory_initiate_fetch(routerinfo_t *router) {
if (router->signing_pkey)
conn->pkey = crypto_pk_dup_key(router->signing_pkey);
else {
log(LOG_ERR, "No signing key known for directory %s; signature won't be checked", conn->address);
log_fn(LOG_ERR, "No signing key known for directory %s; signature won't be checked", conn->address);
conn->pkey = NULL;
}
s=socket(PF_INET,SOCK_STREAM,IPPROTO_TCP);
if(s < 0) {
log(LOG_ERR,"directory_initiate_fetch(): Error creating network socket.");
log_fn(LOG_ERR,"Error creating network socket.");
connection_free(conn);
return;
}
@ -63,7 +63,7 @@ void directory_initiate_fetch(routerinfo_t *router) {
router_addr.sin_port = htons(router->dir_port);
router_addr.sin_addr.s_addr = htonl(router->addr);
log(LOG_DEBUG,"directory_initiate_fetch(): Trying to connect to %s:%u.",router->address,router->dir_port);
log_fn(LOG_DEBUG,"Trying to connect to %s:%u.",router->address,router->dir_port);
if(connect(s,(struct sockaddr *)&router_addr,sizeof(router_addr)) < 0){
if(errno != EINPROGRESS){
@ -80,7 +80,7 @@ void directory_initiate_fetch(routerinfo_t *router) {
return;
}
log(LOG_DEBUG,"directory_initiate_fetch(): connect in progress.");
log_fn(LOG_DEBUG,"connect in progress.");
connection_watch_events(conn, POLLIN | POLLOUT); /* writable indicates finish, readable indicates broken link */
conn->state = DIR_CONN_STATE_CONNECTING;
return;
@ -95,7 +95,7 @@ void directory_initiate_fetch(routerinfo_t *router) {
return;
}
log(LOG_DEBUG,"directory_initiate_fetch(): Connection to router %s:%u established.",router->address,router->dir_port);
log_fn(LOG_DEBUG,"Connection to router %s:%u established.",router->address,router->dir_port);
if(directory_send_command(conn) < 0) {
connection_remove(conn);
@ -108,7 +108,7 @@ int directory_send_command(connection_t *conn) {
assert(conn && conn->type == CONN_TYPE_DIR);
if(connection_write_to_buf(getstring, strlen(getstring), conn) < 0) {
log(LOG_DEBUG,"directory_send_command(): Couldn't write command to buffer.");
log_fn(LOG_DEBUG,"Couldn't write command to buffer.");
return -1;
}
@ -141,20 +141,19 @@ int connection_dir_process_inbuf(connection_t *conn) {
if(conn->inbuf_reached_eof) {
if(conn->state != DIR_CONN_STATE_READING) {
log(LOG_DEBUG,"connection_dir_process_inbuf(): conn reached eof, not reading. Closing.");
log_fn(LOG_DEBUG,"conn reached eof, not reading. Closing.");
return -1;
}
/* eof reached, kill it, but first process the_directory and learn about new routers. */
// log(LOG_DEBUG,"connection_dir_process_inbuf(): conn reached eof. Processing directory.");
log(LOG_DEBUG,"connection_dir_process_inbuf(): Received directory (size %d)\n%s", directorylen, the_directory);
log_fn(LOG_DEBUG,"Received directory (size %d)\n%s", directorylen, the_directory);
if(directorylen == 0) {
log(LOG_DEBUG,"connection_dir_process_inbuf(): Empty directory. Ignoring.");
log_fn(LOG_DEBUG,"Empty directory. Ignoring.");
return -1;
}
if(router_get_dir_from_string(the_directory, conn->pkey) < 0) {
log(LOG_DEBUG,"connection_dir_process_inbuf(): ...but parsing failed. Ignoring.");
log_fn(LOG_DEBUG,"...but parsing failed. Ignoring.");
} else {
log(LOG_DEBUG,"connection_dir_process_inbuf(): and got a %s directory; updated routers.",
log_fn(LOG_DEBUG,"and got a %s directory; updated routers.",
conn->pkey ? "authenticated" : "unauthenticated");
}
@ -170,7 +169,7 @@ int connection_dir_process_inbuf(connection_t *conn) {
case DIR_CONN_STATE_READING:
return directory_handle_reading(conn);
default:
log(LOG_DEBUG,"connection_dir_process_inbuf(): Got data while writing; Ignoring.");
log_fn(LOG_DEBUG,"Got data while writing; Ignoring.");
break;
}
@ -183,7 +182,7 @@ int directory_handle_command(connection_t *conn) {
assert(conn && conn->type == CONN_TYPE_DIR);
if(conn->inbuf_datalen < strlen(getstring)) { /* entire response available? */
log(LOG_DEBUG,"directory_handle_command(): Entire command not here yet. Waiting.");
log_fn(LOG_DEBUG,"Entire command not here yet. Waiting.");
return 0; /* not yet */
}
@ -192,21 +191,21 @@ int directory_handle_command(connection_t *conn) {
}
if(strncasecmp(buf,getstring,strlen("GET / HTTP/"))) {
log(LOG_DEBUG,"directory_handle_command(): Command doesn't seem to be a get. Closing,");
log_fn(LOG_DEBUG,"Command doesn't seem to be a get. Closing,");
return -1;
}
directory_rebuild(); /* rebuild it now, iff it's dirty */
if(directorylen == 0) {
log(LOG_DEBUG,"directory_handle_command(): My directory is empty. Closing.");
log_fn(LOG_DEBUG,"My directory is empty. Closing.");
return -1;
}
log(LOG_DEBUG,"directory_handle_command(): Dumping directory to client.");
log_fn(LOG_DEBUG,"Dumping directory to client.");
if((connection_write_to_buf(answerstring, strlen(answerstring), conn) < 0) ||
(connection_write_to_buf(the_directory, directorylen, conn) < 0)) {
log(LOG_DEBUG,"directory_handle_command(): my outbuf is full. Oops.");
log_fn(LOG_DEBUG,"my outbuf is full. Oops.");
return -1;
}
@ -226,7 +225,7 @@ int directory_handle_reading(connection_t *conn) {
return 0;
headers = tor_malloc(amt+1);
if(connection_fetch_from_buf(headers,amt,conn) < 0) {
log(LOG_DEBUG,"directory_handle_reading(): fetch_from_buf failed (reading headers).");
log_fn(LOG_DEBUG,"fetch_from_buf failed (reading headers).");
return -1;
}
headers[amt] = 0; /* null terminate it, */
@ -237,15 +236,15 @@ int directory_handle_reading(connection_t *conn) {
amt = conn->inbuf_datalen;
if(amt + directorylen >= MAX_DIR_SIZE) {
log(LOG_DEBUG,"directory_handle_reading(): Directory too large. Failing messily.");
log_fn(LOG_DEBUG,"Directory too large. Failing messily.");
return -1;
}
log(LOG_DEBUG,"directory_handle_reading(): Pulling %d bytes in at offset %d.",
log_fn(LOG_DEBUG,"Pulling %d bytes in at offset %d.",
amt, directorylen);
if(connection_fetch_from_buf(the_directory+directorylen,amt,conn) < 0) {
log(LOG_DEBUG,"directory_handle_reading(): fetch_from_buf failed (reading dir).");
log_fn(LOG_DEBUG,"fetch_from_buf failed (reading dir).");
return -1;
}
@ -266,7 +265,7 @@ int connection_dir_finished_flushing(connection_t *conn) {
if (getsockopt(conn->s, SOL_SOCKET, SO_ERROR, &e, &len) < 0) { /* not yet */
if(errno != EINPROGRESS){
/* yuck. kill it. */
log(LOG_DEBUG,"connection_dir_finished_flushing(): in-progress connect failed. Removing.");
log_fn(LOG_DEBUG,"in-progress connect failed. Removing.");
router_forget_router(conn->addr, conn->port); /* don't try him again */
return -1;
} else {
@ -275,22 +274,22 @@ int connection_dir_finished_flushing(connection_t *conn) {
}
/* the connect has finished. */
log(LOG_DEBUG,"connection_dir_finished_flushing(): Dir connection to router %s:%u established.",
log_fn(LOG_DEBUG,"Dir connection to router %s:%u established.",
conn->address,conn->port);
return directory_send_command(conn);
case DIR_CONN_STATE_SENDING_COMMAND:
log(LOG_DEBUG,"connection_dir_finished_flushing(): client finished sending command.");
log_fn(LOG_DEBUG,"client finished sending command.");
directorylen = 0;
reading_headers = 1;
conn->state = DIR_CONN_STATE_READING;
connection_watch_events(conn, POLLIN);
return 0;
case DIR_CONN_STATE_WRITING:
log(LOG_DEBUG,"connection_dir_finished_flushing(): Finished writing directory. Closing.");
log_fn(LOG_DEBUG,"Finished writing directory. Closing.");
return -1; /* kill it */
default:
log(LOG_DEBUG,"Bug: connection_dir_finished_flushing() called in unexpected state.");
log_fn(LOG_DEBUG,"BUG: called in unexpected state.");
return 0;
}
@ -298,7 +297,7 @@ int connection_dir_finished_flushing(connection_t *conn) {
}
int connection_dir_create_listener(struct sockaddr_in *bindaddr) {
log(LOG_DEBUG,"connection_create_dir_listener starting");
log_fn(LOG_DEBUG,"starting");
return connection_create_listener(bindaddr, CONN_TYPE_DIR_LISTENER);
}

2
src/or/main.c
View File

@ -753,7 +753,7 @@ dump_signed_directory_to_string_impl(char *s, int maxlen, directory_t *dir,
i = strlen(s);
cp = s+i;
if (base64_encode(cp, maxlen-i, signature, 128) < 0) {
log(LOG_ERR,"dump_signed_directory_to_string(): couldn't base64-encode signature %d/%d");
log_fn(LOG_ERR," couldn't base64-encode signature");
return -1;
}

3
src/or/routers.c
View File

@ -218,7 +218,8 @@ int router_get_list_from_file(char *routerfile)
string = tor_malloc(statbuf.st_size+1);
if(read(fd,string,statbuf.st_size) != statbuf.st_size) {
log_fn(LOG_ERR,"Couldn't read all %d bytes of file '%s'.",statbuf.st_size,routerfile);
log_fn(LOG_ERR,"Couldn't read all %ld bytes of file '%s'.",
(long)statbuf.st_size,routerfile);
free(string);
close(fd);
return -1;