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-rw-r--r--src/rrdpush.c98
1 files changed, 69 insertions, 29 deletions
diff --git a/src/rrdpush.c b/src/rrdpush.c
index 218bcc39e3..67bb552aa6 100644
--- a/src/rrdpush.c
+++ b/src/rrdpush.c
@@ -23,18 +23,22 @@
*
*/
+#define START_STREAMING_PROMPT "Hit me baby, push them over..."
+
int default_rrdpush_enabled = 0;
-static char *rrdpush_destination = NULL;
-static char *rrdpush_api_key = NULL;
+char *default_rrdpush_destination = NULL;
+char *default_rrdpush_api_key = NULL;
int rrdpush_init() {
- default_rrdpush_enabled = config_get_boolean(CONFIG_SECTION_STREAM, "enabled", default_rrdpush_enabled);
- rrdpush_destination = config_get(CONFIG_SECTION_STREAM, "destination", "");
- rrdpush_api_key = config_get(CONFIG_SECTION_STREAM, "api key", "");
+ default_rrdpush_enabled = appconfig_get_boolean(&stream_config, CONFIG_SECTION_STREAM, "enabled", default_rrdpush_enabled);
+ default_rrdpush_destination = appconfig_get(&stream_config, CONFIG_SECTION_STREAM, "destination", "");
+ default_rrdpush_api_key = appconfig_get(&stream_config, CONFIG_SECTION_STREAM, "api key", "");
- if(default_rrdpush_enabled && (!rrdpush_destination || !*rrdpush_destination || !rrdpush_api_key || !*rrdpush_api_key)) {
+ if(default_rrdpush_enabled && (!default_rrdpush_destination || !*default_rrdpush_destination || !default_rrdpush_api_key || !*default_rrdpush_api_key)) {
error("STREAM [send]: cannot enable sending thread - information is missing.");
default_rrdpush_enabled = 0;
+ default_rrdpush_api_key = NULL;
+ default_rrdpush_destination = NULL;
}
return default_rrdpush_enabled;
@@ -237,14 +241,14 @@ void *rrdpush_sender_thread(void *ptr) {
if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
error("STREAM %s [send]: cannot set pthread cancel state to ENABLE.", host->hostname);
- int timeout = (int)config_get_number(CONFIG_SECTION_STREAM, "timeout seconds", 60);
- int default_port = (int)config_get_number(CONFIG_SECTION_STREAM, "default port", 19999);
- size_t max_size = (size_t)config_get_number(CONFIG_SECTION_STREAM, "buffer size bytes", 1024 * 1024);
- unsigned int reconnect_delay = (unsigned int)config_get_number(CONFIG_SECTION_STREAM, "reconnect delay seconds", 5);
- remote_clock_resync_iterations = (unsigned int)config_get_number(CONFIG_SECTION_STREAM, "initial clock resync iterations", remote_clock_resync_iterations);
+ int timeout = (int)appconfig_get_number(&stream_config, CONFIG_SECTION_STREAM, "timeout seconds", 60);
+ int default_port = (int)appconfig_get_number(&stream_config, CONFIG_SECTION_STREAM, "default port", 19999);
+ size_t max_size = (size_t)appconfig_get_number(&stream_config, CONFIG_SECTION_STREAM, "buffer size bytes", 1024 * 1024);
+ unsigned int reconnect_delay = (unsigned int)appconfig_get_number(&stream_config, CONFIG_SECTION_STREAM, "reconnect delay seconds", 5);
+ remote_clock_resync_iterations = (unsigned int)appconfig_get_number(&stream_config, CONFIG_SECTION_STREAM, "initial clock resync iterations", remote_clock_resync_iterations);
char connected_to[CONNECTED_TO_SIZE + 1] = "";
- if(!host->rrdpush_enabled || !rrdpush_destination || !*rrdpush_destination || !rrdpush_api_key || !*rrdpush_api_key)
+ if(!host->rrdpush_enabled || !host->rrdpush_destination || !*host->rrdpush_destination || !host->rrdpush_api_key || !*host->rrdpush_api_key)
goto cleanup;
// initialize rrdpush globals
@@ -276,11 +280,11 @@ void *rrdpush_sender_thread(void *ptr) {
// they will be lost, so there is no point to do it
host->rrdpush_connected = 0;
- info("STREAM %s [send to %s]: connecting...", host->hostname, rrdpush_destination);
- host->rrdpush_socket = connect_to_one_of(rrdpush_destination, default_port, &tv, &reconnects_counter, connected_to, CONNECTED_TO_SIZE);
+ info("STREAM %s [send to %s]: connecting...", host->hostname, host->rrdpush_destination);
+ host->rrdpush_socket = connect_to_one_of(host->rrdpush_destination, default_port, &tv, &reconnects_counter, connected_to, CONNECTED_TO_SIZE);
if(unlikely(host->rrdpush_socket == -1)) {
- error("STREAM %s [send to %s]: failed to connect", host->hostname, rrdpush_destination);
+ error("STREAM %s [send to %s]: failed to connect", host->hostname, host->rrdpush_destination);
sleep(reconnect_delay);
continue;
}
@@ -292,7 +296,7 @@ void *rrdpush_sender_thread(void *ptr) {
"STREAM key=%s&hostname=%s&machine_guid=%s&os=%s&update_every=%d HTTP/1.1\r\n"
"User-Agent: netdata-push-service/%s\r\n"
"Accept: */*\r\n\r\n"
- , rrdpush_api_key
+ , host->rrdpush_api_key
, host->hostname
, host->machine_guid
, host->os
@@ -318,7 +322,7 @@ void *rrdpush_sender_thread(void *ptr) {
continue;
}
- if(strncmp(http, "STREAM", 6)) {
+ if(strncmp(http, START_STREAMING_PROMPT, strlen(START_STREAMING_PROMPT))) {
close(host->rrdpush_socket);
host->rrdpush_socket = -1;
error("STREAM %s [send to %s]: server is not replying properly.", host->hostname, connected_to);
@@ -428,6 +432,9 @@ int rrdpush_receive(int fd, const char *key, const char *hostname, const char *m
int history = default_rrd_history_entries;
RRD_MEMORY_MODE mode = default_rrd_memory_mode;
int health_enabled = default_health_enabled;
+ int rrdpush_enabled = default_rrdpush_enabled;
+ char *rrdpush_destination = default_rrdpush_destination;
+ char *rrdpush_api_key = default_rrdpush_api_key;
time_t alarms_delay = 60;
update_every = (int)appconfig_get_number(&stream_config, machine_guid, "update every", update_every);
@@ -446,10 +453,30 @@ int rrdpush_receive(int fd, const char *key, const char *hostname, const char *m
alarms_delay = appconfig_get_number(&stream_config, key, "default postpone alarms on connect seconds", alarms_delay);
alarms_delay = appconfig_get_number(&stream_config, machine_guid, "postpone alarms on connect seconds", alarms_delay);
+ rrdpush_enabled = appconfig_get_boolean(&stream_config, key, "default proxy enabled", rrdpush_enabled);
+ rrdpush_enabled = appconfig_get_boolean(&stream_config, machine_guid, "proxy enabled", rrdpush_enabled);
+
+ rrdpush_destination = appconfig_get(&stream_config, key, "default proxy destination", rrdpush_destination);
+ rrdpush_destination = appconfig_get(&stream_config, machine_guid, "proxy destination", rrdpush_destination);
+
+ rrdpush_api_key = appconfig_get(&stream_config, key, "default proxy api key", rrdpush_api_key);
+ rrdpush_api_key = appconfig_get(&stream_config, machine_guid, "proxy api key", rrdpush_api_key);
+
if(!strcmp(machine_guid, "localhost"))
host = localhost;
else
- host = rrdhost_find_or_create(hostname, machine_guid, os, update_every, history, mode, (health_enabled == CONFIG_BOOLEAN_NO)?0:1);
+ host = rrdhost_find_or_create(
+ hostname
+ , machine_guid
+ , os
+ , update_every
+ , history
+ , mode
+ , (health_enabled != CONFIG_BOOLEAN_NO)
+ , (rrdpush_enabled && rrdpush_destination && *rrdpush_destination && rrdpush_api_key && *rrdpush_api_key)
+ , rrdpush_destination
+ , rrdpush_api_key
+ );
if(!host) {
close(fd);
@@ -457,7 +484,8 @@ int rrdpush_receive(int fd, const char *key, const char *hostname, const char *m
return 1;
}
- info("STREAM %s [receive from [%s]:%s]: metrics for host '%s' with machine_guid '%s': update every = %d, history = %d, memory mode = %s, health %s"
+#ifdef NETDATA_INTERNAL_CHECKS
+ info("STREAM %s [receive from [%s]:%s]: client willing to stream metrics for host '%s' with machine_guid '%s': update every = %d, history = %d, memory mode = %s, health %s"
, hostname
, client_ip
, client_port
@@ -468,6 +496,7 @@ int rrdpush_receive(int fd, const char *key, const char *hostname, const char *m
, rrd_memory_mode_name(host->rrd_memory_mode)
, (health_enabled == CONFIG_BOOLEAN_NO)?"disabled":((health_enabled == CONFIG_BOOLEAN_YES)?"enabled":"auto")
);
+#endif // NETDATA_INTERNAL_CHECKS
struct plugind cd = {
.enabled = 1,
@@ -487,8 +516,8 @@ int rrdpush_receive(int fd, const char *key, const char *hostname, const char *m
snprintfz(cd.cmd, PLUGINSD_CMD_MAX, "%s:%s", client_ip, client_port);
info("STREAM %s [receive from [%s]:%s]: initializing communication...", host->hostname, client_ip, client_port);
- if(send_timeout(fd, "STREAM", 6, 0, 60) != 6) {
- error("STREAM %s [receive from [%s]:%s]: cannot send STREAM command.", host->hostname, client_ip, client_port);
+ if(send_timeout(fd, START_STREAMING_PROMPT, strlen(START_STREAMING_PROMPT), 0, 60) != strlen(START_STREAMING_PROMPT)) {
+ error("STREAM %s [receive from [%s]:%s]: cannot send ready command.", host->hostname, client_ip, client_port);
return 0;
}
@@ -510,9 +539,9 @@ int rrdpush_receive(int fd, const char *key, const char *hostname, const char *m
rrdhost_unlock(host);
// call the plugins.d processor to receive the metrics
- info("STREAM %s [receive from [%s]:%s]: receiving metrics... (host '%s', machine GUID '%s').", host->hostname, client_ip, client_port, host->hostname, host->machine_guid);
+ info("STREAM %s [receive from [%s]:%s]: receiving metrics...", host->hostname, client_ip, client_port);
size_t count = pluginsd_process(host, &cd, fp, 1);
- error("STREAM %s [receive from [%s]:%s]: disconnected (host '%s', machine GUID '%s', completed updates %zu).", host->hostname, client_ip, client_port, host->hostname, host->machine_guid, count);
+ error("STREAM %s [receive from [%s]:%s]: disconnected (completed updates %zu).", host->hostname, client_ip, client_port, count);
rrdhost_wrlock(host);
host->use_counter--;
@@ -564,10 +593,6 @@ void *rrdpush_receiver_thread(void *ptr) {
return NULL;
}
-static inline int rrdpush_receive_validate_api_key(const char *key) {
- return appconfig_get_boolean(&stream_config, key, "enabled", 0);
-}
-
void rrdpush_sender_thread_spawn(RRDHOST *host) {
if(pthread_create(&host->rrdpush_thread, NULL, rrdpush_sender_thread, (void *)host))
error("STREAM %s [send]: failed to create new thread for client.", host->hostname);
@@ -585,6 +610,7 @@ int rrdpush_receiver_thread_spawn(RRDHOST *host, struct web_client *w, char *url
char *key = NULL, *hostname = NULL, *machine_guid = NULL, *os = NULL;
int update_every = default_rrd_update_every;
+ char buf[GUID_LEN + 1];
while(url) {
char *value = mystrsep(&url, "?&");
@@ -627,8 +653,22 @@ int rrdpush_receiver_thread_spawn(RRDHOST *host, struct web_client *w, char *url
return 400;
}
- if(!rrdpush_receive_validate_api_key(key)) {
- error("STREAM [receive from [%s]:%s]: API key '%s' is not allowed. Forbidding access.", w->client_ip, w->client_port, key);
+ if(regenerate_guid(key, buf) == -1) {
+ error("STREAM [receive from [%s]:%s]: API key '%s' is not valid GUID. Forbidding access.", w->client_ip, w->client_port, key);
+ buffer_flush(w->response.data);
+ buffer_sprintf(w->response.data, "Your API key is invalid.");
+ return 401;
+ }
+
+ if(regenerate_guid(machine_guid, buf) == -1) {
+ error("STREAM [receive from [%s]:%s]: machine GUID '%s' is not GUID. Forbidding access.", w->client_ip, w->client_port, key);
+ buffer_flush(w->response.data);
+ buffer_sprintf(w->response.data, "Your machine GUID is invalid.");
+ return 404;
+ }
+
+ if(!appconfig_get_boolean(&stream_config, key, "enabled", 1)) {
+ error("STREAM [receive from [%s]:%s]: API key '%s' is not allowed. Forbidding access.", w->client_ip, w->client_port, machine_guid);
buffer_flush(w->response.data);
buffer_sprintf(w->response.data, "Your API key is not permitted access.");
return 401;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-27 13:04:19 +0000