markow
/
ckpool
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
Browse Source

Filter out node.method from going to clients by sending json and intercepting that, avoiding the need to dump it and reencode it.

master
Con Kolivas 8 years ago
parent
8b7e3b68bc
commit
22ad7d440a
1 changed files with 45 additions and 39 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 84
      src/connector.c

84
src/connector.c
Unescape View File

@ -453,7 +453,7 @@ static void drop_all_clients(cdata_t *cdata)
ck_wunlock(&cdata->lock);
}
static void send_client(cdata_t *cdata, int64_t id, char *buf);
static void send_client(ckpool_t *ckp, cdata_t *cdata, int64_t id, char *buf);
/* Look for shares being submitted via a redirector and add them to a linked
* list for looking up the responses. */
@ -532,7 +532,7 @@ reparse:
char *buf = strdup("Invalid JSON, disconnecting\n");
LOGINFO("Client id %"PRId64" sent invalid json message %s", client->id, client->buf);
send_client(cdata, client->id, buf);
send_client(ckp, cdata, client->id, buf);
return false;
} else {
if (client->passthrough) {
@ -953,9 +953,8 @@ out:
/* Send a client by id a heap allocated buffer, allowing this function to
* free the ram. */
static void send_client(cdata_t *cdata, const int64_t id, char *buf)
static void send_client(ckpool_t *ckp, cdata_t *cdata, const int64_t id, char *buf)
{
ckpool_t *ckp = cdata->ckp;
sender_send_t *sender_send;
client_instance_t *client;
bool redirect = false;
@ -1009,16 +1008,6 @@ static void send_client(cdata_t *cdata, const int64_t id, char *buf)
free(buf);
return;
}
if (ckp->node) {
json_t *val = json_loads(buf, 0, NULL);
if (!val) // Can happen if client sent invalid json message
goto out;
json_object_set_new_nocheck(val, "client_id", json_integer(client->id));
json_object_set_new_nocheck(val, "address", json_string(client->address_name));
json_object_set_new_nocheck(val, "server", json_integer(client->server));
stratifier_add_recv(ckp, val);
}
if (ckp->redirector && !client->redirected && client->authorised) {
/* If clients match the IP of clients that have already
* been whitelisted as finding valid shares then
@ -1029,7 +1018,7 @@ static void send_client(cdata_t *cdata, const int64_t id, char *buf)
redirect = test_redirector_shares(cdata, client, buf);
}
}
out:
sender_send = ckzalloc(sizeof(sender_send_t));
sender_send->client = client;
sender_send->buf = buf;
@ -1046,6 +1035,28 @@ out:
redirect_client(ckp, client);
}
static void send_client_json(ckpool_t *ckp, cdata_t *cdata, int64_t client_id, json_t *json_msg)
{
client_instance_t *client;
char *msg;
if (ckp->node && (client = ref_client_by_id(cdata, client_id))) {
json_t *val = json_deep_copy(json_msg);
json_object_set_new_nocheck(val, "client_id", json_integer(client_id));
json_object_set_new_nocheck(val, "address", json_string(client->address_name));
json_object_set_new_nocheck(val, "server", json_integer(client->server));
dec_instance_ref(cdata, client);
stratifier_add_recv(ckp, val);
}
if (ckp->passthrough && client_id)
json_object_del(json_msg, "node.method");
msg = json_dumps(json_msg, JSON_EOL | JSON_COMPACT);
send_client(ckp, cdata, client_id, msg);
json_decref(json_msg);
}
static bool client_exists(cdata_t *cdata, const int64_t id)
{
client_instance_t *client;
@ -1059,12 +1070,12 @@ static bool client_exists(cdata_t *cdata, const int64_t id)
static void passthrough_client(ckpool_t *ckp, cdata_t *cdata, client_instance_t *client)
{
char *buf;
json_t *val;
LOGINFO("Connector adding passthrough client %"PRId64, client->id);
client->passthrough = true;
ASPRINTF(&buf, "{\"result\": true}\n");
send_client(cdata, client->id, buf);
JSON_CPACK(val, "{sb}", "result", true);
send_client_json(ckp, cdata, client->id, val);
if (!ckp->rmem_warn)
set_recvbufsize(ckp, client->fd, 1048576);
if (!ckp->wmem_warn)
@ -1073,13 +1084,14 @@ static void passthrough_client(ckpool_t *ckp, cdata_t *cdata, client_instance_t
static void remote_server(ckpool_t *ckp, cdata_t *cdata, client_instance_t *client)
{
char *buf;
json_t *val;
LOGWARNING("Connector adding client %"PRId64" %s as remote trusted server",
client->id, client->address_name);
client->remote = true;
ASPRINTF(&buf, "{\"result\": true, \"ckdb\": %s}\n", CKP_STANDALONE(ckp) ? "false" : "true");
send_client(cdata, client->id, buf);
JSON_CPACK(val, "{sbsb}",
"result", true, "ckdb", CKP_STANDALONE(ckp) ? false : true);
send_client_json(ckp, cdata, client->id, val);
if (!ckp->rmem_warn)
set_recvbufsize(ckp, client->fd, 2097152);
if (!ckp->wmem_warn)
@ -1280,8 +1292,8 @@ out:
static void client_message_processor(ckpool_t *ckp, json_t *json_msg)
{
cdata_t *cdata = ckp->cdata;
client_instance_t *client;
int64_t client_id;
char *msg;
/* Extract the client id from the json message and remove its entry */
client_id = json_integer_value(json_object_get(json_msg, "client_id"));
@ -1292,23 +1304,17 @@ static void client_message_processor(ckpool_t *ckp, json_t *json_msg)
json_object_set_new_nocheck(json_msg, "client_id", json_integer(client_id & 0xffffffffll));
/* Flag redirector clients once they've been authorised */
if (ckp->redirector) {
client_instance_t *client = ref_client_by_id(cdata, client_id);
if (likely(client)) {
if (!client->redirected && !client->authorised) {
json_t *method_val = json_object_get(json_msg, "node.method");
const char *method = json_string_value(method_val);
if (ckp->redirector && (client = ref_client_by_id(cdata, client_id))) {
if (!client->redirected && !client->authorised) {
json_t *method_val = json_object_get(json_msg, "node.method");
const char *method = json_string_value(method_val);
if (!safecmp(method, stratum_msgs[SM_AUTHRESULT]))
client->authorised = true;
}
dec_instance_ref(cdata, client);
if (!safecmp(method, stratum_msgs[SM_AUTHRESULT]))
client->authorised = true;
}
dec_instance_ref(cdata, client);
}
msg = json_dumps(json_msg, JSON_EOL | JSON_COMPACT);
send_client(cdata, client_id, msg);
json_decref(json_msg);
send_client_json(ckp, cdata, client_id, json_msg);
}
void connector_add_message(ckpool_t *ckp, json_t *val)
@ -1319,7 +1325,7 @@ void connector_add_message(ckpool_t *ckp, json_t *val)
}
/* Send the passthrough the terminate node.method */
static void drop_passthrough_client(cdata_t *cdata, const int64_t id)
static void drop_passthrough_client(ckpool_t *ckp, cdata_t *cdata, const int64_t id)
{
int64_t client_id;
char *msg;
@ -1329,7 +1335,7 @@ static void drop_passthrough_client(cdata_t *cdata, const int64_t id)
/* We have a direct connection to the passthrough's connector so we
* can send it any regular commands. */
ASPRINTF(&msg, "dropclient=%"PRId64"\n", client_id);
send_client(cdata, id, msg);
send_client(ckp, cdata, id, msg);
}
char *connector_stats(void *data, const int runtime)
@ -1450,7 +1456,7 @@ retry:
}
/* A passthrough client */
if (client_id > 0xffffffffll) {
drop_passthrough_client(cdata, client_id);
drop_passthrough_client(ckp, cdata, client_id);
goto retry;
}
client = ref_client_by_id(cdata, client_id);

Write Preview
Loading…
Cancel
Save