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daemon.c
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/*
Copyright (C) 2013 - 2014 CurlyMo
This file is part of pilight.
pilight is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
pilight is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with pilight. If not, see <http://www.gnu.org/licenses/>
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#ifdef _WIN32
#include <winsock2.h>
#include <windows.h>
#include <ws2tcpip.h>
#include <winsvc.h>
#include <shellapi.h>
#define MSG_NOSIGNAL 0
#else
#include <sys/socket.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <netdb.h>
#include <arpa/inet.h>
#ifdef __mips__
#define __USE_UNIX98
#endif
#endif
#include <pthread.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <time.h>
#include <ctype.h>
#include <dirent.h>
#include <wiringx.h>
#include "libs/pilight/core/pilight.h"
#include "libs/pilight/core/threads.h"
#include "libs/pilight/core/datetime.h"
#include "libs/pilight/core/common.h"
#include "libs/pilight/core/network.h"
#include "libs/pilight/core/gc.h"
#include "libs/pilight/core/log.h"
#include "libs/pilight/core/ssl.h"
#include "libs/pilight/core/options.h"
#include "libs/pilight/core/socket.h"
#include "libs/pilight/core/json.h"
#include "libs/pilight/core/irq.h"
#include "libs/pilight/core/ssdp.h"
#include "libs/pilight/core/dso.h"
#include "libs/pilight/core/firmware.h"
#include "libs/pilight/core/proc.h"
#include "libs/pilight/core/ntp.h"
#include "libs/pilight/core/config.h"
#ifdef EVENTS
#include "libs/pilight/events/events.h"
#endif
#ifdef WEBSERVER
#ifdef WEBSERVER_HTTPS
#include <mbedtls/md5.h>
#endif
#include "libs/pilight/core/webserver.h"
#endif
#include "libs/pilight/config/hardware.h"
#include "libs/pilight/config/registry.h"
#include "libs/pilight/config/devices.h"
#include "libs/pilight/config/settings.h"
#include "libs/pilight/config/gui.h"
static uv_signal_t **signal_req = NULL;
static int signals[5] = { SIGINT, SIGQUIT, SIGTERM, SIGABRT, SIGTSTP };
static uv_timer_t *timer_abort_req = NULL;
static uv_timer_t *timer_stats_req = NULL;
#ifdef _WIN32
static char server_name[40];
#endif
typedef struct clients_t {
char uuid[UUID_LENGTH];
int id;
int receiver;
int config;
int core;
int stats;
int forward;
char media[8];
double cpu;
double ram;
struct clients_t *next;
} clients_t;
static struct clients_t *clients = NULL;
typedef struct sendqueue_t {
unsigned int id;
char *protoname;
char *settings;
char *message;
enum origin_t origin;
struct protocol_t *protopt;
int code[MAXPULSESTREAMLENGTH];
int length;
char uuid[UUID_LENGTH];
struct sendqueue_t *next;
} sendqueue_t;
static struct sendqueue_t *sendqueue;
static struct sendqueue_t *sendqueue_head;
typedef struct recvqueue_t {
int raw[MAXPULSESTREAMLENGTH];
int rawlen;
int hwtype;
int plslen;
struct recvqueue_t *next;
} recvqueue_t;
static struct recvqueue_t *recvqueue;
static struct recvqueue_t *recvqueue_head;
static pthread_mutex_t config_lock;
static pthread_mutexattr_t config_attr;
static pthread_mutex_t sendqueue_lock;
static pthread_cond_t sendqueue_signal;
static pthread_mutexattr_t sendqueue_attr;
static unsigned short sendqueue_init = 0;
static int sendqueue_number = 0;
static int recvqueue_number = 0;
static pthread_mutex_t recvqueue_lock;
static pthread_cond_t recvqueue_signal;
static pthread_mutexattr_t recvqueue_attr;
static unsigned short recvqueue_init = 0;
typedef struct bcqueue_t {
struct JsonNode *jmessage;
char *protoname;
enum origin_t origin;
struct bcqueue_t *next;
} bcqueue_t;
static struct bcqueue_t *bcqueue;
static struct bcqueue_t *bcqueue_head;
static pthread_mutex_t bcqueue_lock;
static pthread_cond_t bcqueue_signal;
static pthread_mutexattr_t bcqueue_attr;
static unsigned short bcqueue_init = 0;
static int bcqueue_number = 0;
static struct protocol_t *procProtocol;
/* The pid_file and pid of this daemon */
#ifndef _WIN32
static char *pid_file;
static unsigned short pid_file_free = 0;
#endif
static pid_t pid;
/* Daemonize or not */
static int nodaemon = 0;
/* Run tracktracer */
static int stacktracer = 0;
/* Run thread profiler */
static int threadprofiler = 0;
/* Are we already running */
static int running = 1;
/* Are we currently sending code */
static int sending = 0;
/* Socket identifier to the server if we are running as client */
static int sockfd = 0;
/* Thread pointers */
static pthread_t logpth;
/* While loop conditions */
static unsigned short main_loop = 1;
/* Reset repeats after a certain amount of time */
static struct timeval tv;
/* Are we running standalone */
static int standalone = 0;
/* Do we need to connect to a master server:port? */
static char *master_server = NULL;
static unsigned short master_port = 0;
static int adhoc_pending = 0;
static char *configtmp = NULL;
static int verbosity = LOG_INFO;
struct socket_callback_t socket_callback;
#ifdef _WIN32
static int console = 0;
static int oldverbosity = LOG_NOTICE;
#endif
#ifdef WEBSERVER
/* Do we enable the webserver */
static int webserver_enable = WEBSERVER_ENABLE;
static int webgui_websockets = WEBGUI_WEBSOCKETS;
/* On what port does the webserver run */
static int webserver_http_port = WEBSERVER_HTTP_PORT;
/* The webroot of pilight */
static char *webserver_root = NULL;
static int webserver_root_free = 0;
#endif
static void *reason_forward_free(void *param) {
FREE(param);
return NULL;
}
static void *reason_broadcast_core_free(void *param) {
char *code = param;
FREE(code);
return NULL;
}
static void *reason_socket_send_free(void *param) {
struct reason_socket_send_t *data = param;
FREE(data->buffer);
FREE(data);
return NULL;
}
static void client_remove(int id) {
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
struct clients_t *currP, *prevP;
prevP = NULL;
for(currP = clients; currP != NULL; prevP = currP, currP = currP->next) {
if(currP->id == id) {
if(prevP == NULL) {
clients = currP->next;
} else {
prevP->next = currP->next;
}
FREE(currP);
break;
}
}
}
static void broadcast_queue(char *protoname, struct JsonNode *json, enum origin_t origin) {
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
if(main_loop == 1) {
pthread_mutex_lock(&bcqueue_lock);
if(bcqueue_number <= 1024) {
struct bcqueue_t *bnode = MALLOC(sizeof(struct bcqueue_t));
if(bnode == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
char *jstr = json_stringify(json, NULL);
bnode->jmessage = json_decode(jstr);
if(json_find_member(bnode->jmessage, "uuid") == NULL && strlen(pilight_uuid) > 0) {
json_append_member(bnode->jmessage, "uuid", json_mkstring(pilight_uuid));
}
json_free(jstr);
if((bnode->protoname = MALLOC(strlen(protoname)+1)) == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
strcpy(bnode->protoname, protoname);
bnode->origin = origin;
if(bcqueue_number == 0) {
bcqueue = bnode;
bcqueue_head = bnode;
} else {
bcqueue_head->next = bnode;
bcqueue_head = bnode;
}
bcqueue_number++;
} else {
logprintf(LOG_ERR, "broadcast queue full");
}
pthread_mutex_unlock(&bcqueue_lock);
pthread_cond_signal(&bcqueue_signal);
}
}
void *broadcast(void *param) {
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
int broadcasted = 0/*, free_conf = 1*/;
pthread_mutex_lock(&bcqueue_lock);
while(main_loop) {
if(bcqueue_number > 0) {
pthread_mutex_lock(&bcqueue_lock);
logprintf(LOG_STACK, "%s::unlocked", __FUNCTION__);
broadcasted = 0;
struct JsonNode *jret = NULL;
char *origin = NULL;
if(json_find_string(bcqueue->jmessage, "origin", &origin) == 0) {
if(strcmp(origin, "core") == 0) {
double tmp = 0;
json_find_number(bcqueue->jmessage, "type", &tmp);
char *conf = json_stringify(bcqueue->jmessage, NULL);
struct clients_t *tmp_clients = clients;
while(tmp_clients) {
if(((int)tmp < 0 && tmp_clients->core == 1) ||
((int)tmp >= 0 && tmp_clients->config == 1) ||
((int)tmp == PROCESS && tmp_clients->stats == 1)) {
socket_write(tmp_clients->id, conf);
broadcasted = 1;
}
tmp_clients = tmp_clients->next;
}
if(pilight.runmode == ADHOC && sockfd > 0) {
struct JsonNode *jupdate = json_decode(conf);
json_append_member(jupdate, "action", json_mkstring("update"));
char *ret = json_stringify(jupdate, NULL);
socket_write(sockfd, ret);
broadcasted = 1;
json_delete(jupdate);
json_free(ret);
}
if(broadcasted == 1) {
logprintf(LOG_DEBUG, "broadcasted: %s", conf);
}
eventpool_trigger(REASON_BROADCAST_CORE, reason_broadcast_core_free, conf);
} else {
/* Update the config */
if(devices_update(bcqueue->protoname, bcqueue->jmessage, bcqueue->origin, &jret) == 0) {
char *tmp = json_stringify(jret, NULL);
struct clients_t *tmp_clients = clients;
unsigned short match1 = 0, match2 = 0;
while(tmp_clients) {
if(tmp_clients->config == 1) {
struct JsonNode *jtmp = json_decode(tmp);
struct JsonNode *jdevices = json_find_member(jtmp, "devices");
if(jdevices != NULL) {
match1 = 0;
struct JsonNode *jchilds = json_first_child(jdevices);
struct gui_values_t *gui_values = NULL;
while(jchilds) {
match2 = 0;
if(jchilds->tag == JSON_STRING) {
if((gui_values = gui_media(jchilds->string_)) != NULL) {
while(gui_values) {
if(gui_values->type == JSON_STRING) {
if(strcmp(gui_values->string_, tmp_clients->media) == 0 ||
strcmp(gui_values->string_, "all") == 0 ||
strcmp(tmp_clients->media, "all") == 0) {
match1 = 1;
match2 = 1;
}
}
gui_values = gui_values->next;
}
} else {
match1 = 1;
match2 = 1;
}
}
if(match2 == 0) {
json_remove_from_parent(jchilds);
}
struct JsonNode *jtmp1 = jchilds;
jchilds = jchilds->next;
if(match2 == 0) {
json_delete(jtmp1);
}
}
}
if(match1 == 1) {
char *conf = json_stringify(jtmp, NULL);
socket_write(tmp_clients->id, conf);
logprintf(LOG_DEBUG, "broadcasted: %s", conf);
json_free(conf);
}
json_delete(jtmp);
}
tmp_clients = tmp_clients->next;
}
eventpool_trigger(REASON_BROADCAST_CORE, reason_broadcast_core_free, tmp);
// json_free(tmp);
json_delete(jret);
}
/* The settings objects inside the broadcast queue is only of interest for the
internal pilight functions. For the outside world we only communicate the
message part of the queue so we remove the settings */
char *internal = json_stringify(bcqueue->jmessage, NULL);
struct JsonNode *jsettings = NULL;
if((jsettings = json_find_member(bcqueue->jmessage, "settings"))) {
json_remove_from_parent(jsettings);
json_delete(jsettings);
}
struct JsonNode *tmp = json_find_member(bcqueue->jmessage, "action");
if(tmp != NULL && tmp->tag == JSON_STRING && strcmp(tmp->string_, "update") == 0) {
json_remove_from_parent(tmp);
json_delete(tmp);
}
char *out = json_stringify(bcqueue->jmessage, NULL);
if(strcmp(bcqueue->protoname, "pilight_firmware") == 0) {
struct JsonNode *code = NULL;
if((code = json_find_member(bcqueue->jmessage, "message")) != NULL) {
json_find_number(code, "version", &firmware.version);
json_find_number(code, "lpf", &firmware.lpf);
json_find_number(code, "hpf", &firmware.hpf);
if(firmware.version > 0 && firmware.lpf > 0 && firmware.hpf > 0) {
registry_set_number("pilight.firmware.version", firmware.version, 0);
registry_set_number("pilight.firmware.lpf", firmware.lpf, 0);
registry_set_number("pilight.firmware.hpf", firmware.hpf, 0);
struct JsonNode *jmessage = json_mkobject();
struct JsonNode *jcode = json_mkobject();
json_append_member(jcode, "version", json_mknumber(firmware.version, 0));
json_append_member(jcode, "lpf", json_mknumber(firmware.lpf, 0));
json_append_member(jcode, "hpf", json_mknumber(firmware.hpf, 0));
json_append_member(jmessage, "values", jcode);
json_append_member(jmessage, "origin", json_mkstring("core"));
json_append_member(jmessage, "type", json_mknumber(FIRMWARE, 0));
char pname[17];
strcpy(pname, "pilight-firmware");
pilight.broadcast(pname, jmessage, FW);
json_delete(jmessage);
jmessage = NULL;
}
}
}
broadcasted = 0;
struct JsonNode *childs = json_first_child(bcqueue->jmessage);
int nrchilds = 0;
while(childs) {
nrchilds++;
childs = childs->next;
}
/* Write the message to all receivers */
struct clients_t *tmp_clients = clients;
while(tmp_clients) {
if(tmp_clients->receiver == 1 && tmp_clients->forward == 0) {
if(strcmp(out, "{}") != 0 && nrchilds > 1) {
socket_write(tmp_clients->id, out);
broadcasted = 1;
}
}
tmp_clients = tmp_clients->next;
}
if(pilight.runmode == ADHOC && sockfd > 0) {
struct JsonNode *jupdate = json_decode(internal);
json_append_member(jupdate, "action", json_mkstring("update"));
char *ret = json_stringify(jupdate, NULL);
socket_write(sockfd, ret);
broadcasted = 1;
json_delete(jupdate);
json_free(ret);
}
if((broadcasted == 1 || nodaemon == 1) && (strcmp(out, "{}") != 0 && nrchilds > 1)) {
logprintf(LOG_DEBUG, "broadcasted: %s", out);
}
json_free(internal);
// json_free(out);
eventpool_trigger(REASON_BROADCAST_CORE, reason_broadcast_core_free, out);
}
}
struct bcqueue_t *tmp = bcqueue;
FREE(tmp->protoname);
json_delete(tmp->jmessage);
bcqueue = bcqueue->next;
FREE(tmp);
bcqueue_number--;
pthread_mutex_unlock(&bcqueue_lock);
} else {
pthread_cond_wait(&bcqueue_signal, &bcqueue_lock);
}
}
return (void *)NULL;
}
static void receive_queue(int *raw, int rawlen, int plslen, int hwtype) {
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
int i = 0;
if(main_loop == 1) {
pthread_mutex_lock(&recvqueue_lock);
if(recvqueue_number <= 1024) {
struct recvqueue_t *rnode = MALLOC(sizeof(struct recvqueue_t));
if(rnode == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
for(i=0;i<rawlen;i++) {
rnode->raw[i] = raw[i];
}
rnode->rawlen = rawlen;
rnode->plslen = plslen;
rnode->hwtype = hwtype;
if(recvqueue_number == 0) {
recvqueue = rnode;
recvqueue_head = rnode;
} else {
recvqueue_head->next = rnode;
recvqueue_head = rnode;
}
recvqueue_number++;
} else {
logprintf(LOG_ERR, "receiver queue full");
}
pthread_mutex_unlock(&recvqueue_lock);
pthread_cond_signal(&recvqueue_signal);
}
}
static void receiver_create_message(protocol_t *protocol) {
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
if(protocol->message != NULL) {
char *valid = json_stringify(protocol->message, NULL);
json_delete(protocol->message);
if(valid != NULL && json_validate(valid) == true) {
struct JsonNode *jmessage = json_mkobject();
json_append_member(jmessage, "message", json_decode(valid));
json_append_member(jmessage, "origin", json_mkstring("receiver"));
json_append_member(jmessage, "protocol", json_mkstring(protocol->id));
if(strlen(pilight_uuid) > 0) {
json_append_member(jmessage, "uuid", json_mkstring(pilight_uuid));
}
if(protocol->repeats > -1) {
json_append_member(jmessage, "repeats", json_mknumber(protocol->repeats, 0));
}
char *output = json_stringify(jmessage, NULL);
struct JsonNode *json = json_decode(output);
broadcast_queue(protocol->id, json, RECEIVER);
json_free(output);
json_delete(json);
json = NULL;
json_delete(jmessage);
}
json_free(valid);
}
protocol->message = NULL;
}
static void receive_parse_api(struct JsonNode *code, int hwtype) {
struct protocol_t *protocol = NULL;
struct protocols_t *pnode = protocols;
while(pnode != NULL) {
protocol = pnode->listener;
if(protocol->hwtype == hwtype && protocol->parseCommand != NULL) {
protocol->parseCommand(code);
receiver_create_message(protocol);
}
pnode = pnode->next;
}
}
void *receive_parse_code(void *param) {
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
pthread_mutex_lock(&recvqueue_lock);
while(main_loop) {
if(recvqueue_number > 0) {
pthread_mutex_lock(&recvqueue_lock);
logprintf(LOG_STACK, "%s::unlocked", __FUNCTION__);
struct protocol_t *protocol = NULL;
struct protocols_t *pnode = protocols;
while(pnode != NULL && main_loop) {
protocol = pnode->listener;
if((protocol->hwtype == recvqueue->hwtype || protocol->hwtype == -1 || recvqueue->hwtype == -1) &&
(protocol->parseCode != NULL && protocol->validate != NULL)) {
if(recvqueue->rawlen < MAXPULSESTREAMLENGTH) {
protocol->raw = recvqueue->raw;
}
protocol->rawlen = recvqueue->rawlen;
if(protocol->validate() == 0) {
logprintf(LOG_DEBUG, "possible %s protocol", protocol->id);
gettimeofday(&tv, NULL);
if(protocol->first > 0) {
protocol->first = protocol->second;
}
protocol->second = 1000000 * (unsigned int)tv.tv_sec + (unsigned int)tv.tv_usec;
if(protocol->first == 0) {
protocol->first = protocol->second;
}
/* Reset # of repeats after a certain delay */
if(((int)protocol->second-(int)protocol->first) > 500000) {
protocol->repeats = 0;
}
protocol->repeats++;
if(protocol->parseCode != NULL) {
logprintf(LOG_DEBUG, "recevied pulse length of %d", recvqueue->plslen);
logprintf(LOG_DEBUG, "caught minimum # of repeats %d of %s", protocol->repeats, protocol->id);
logprintf(LOG_DEBUG, "called %s parseRaw()", protocol->id);
protocol->parseCode();
receiver_create_message(protocol);
}
}
}
pnode = pnode->next;
}
struct recvqueue_t *tmp = recvqueue;
recvqueue = recvqueue->next;
FREE(tmp);
recvqueue_number--;
pthread_mutex_unlock(&recvqueue_lock);
} else {
pthread_cond_wait(&recvqueue_signal, &recvqueue_lock);
}
}
return (void *)NULL;
}
void *send_code(void *param) {
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
int i = 0;
/* Make sure the pilight sender gets
the highest priority available */
#ifdef _WIN32
SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_HIGHEST);
#else
struct sched_param sched;
memset(&sched, 0, sizeof(sched));
sched.sched_priority = 80;
pthread_setschedparam(pthread_self(), SCHED_FIFO, &sched);
#endif
pthread_mutex_lock(&sendqueue_lock);
while(main_loop) {
if(sendqueue_number > 0) {
pthread_mutex_lock(&sendqueue_lock);
logprintf(LOG_STACK, "%s::unlocked", __FUNCTION__);
sending = 1;
struct protocol_t *protocol = sendqueue->protopt;
struct hardware_t *hw = NULL;
struct JsonNode *message = NULL;
if(sendqueue->message != NULL && strcmp(sendqueue->message, "{}") != 0) {
if(json_validate(sendqueue->message) == true) {
if(message == NULL) {
message = json_mkobject();
}
json_append_member(message, "origin", json_mkstring("sender"));
json_append_member(message, "protocol", json_mkstring(protocol->id));
json_append_member(message, "message", json_decode(sendqueue->message));
if(strlen(sendqueue->uuid) > 0) {
json_append_member(message, "uuid", json_mkstring(sendqueue->uuid));
}
json_append_member(message, "repeat", json_mknumber(1, 0));
}
}
if(sendqueue->settings != NULL && strcmp(sendqueue->settings, "{}") != 0) {
if(json_validate(sendqueue->settings) == true) {
if(message == NULL) {
message = json_mkobject();
}
json_append_member(message, "settings", json_decode(sendqueue->settings));
}
}
struct conf_hardware_t *tmp_confhw = conf_hardware;
while(tmp_confhw) {
if(protocol->hwtype == tmp_confhw->hardware->hwtype) {
hw = tmp_confhw->hardware;
break;
}
tmp_confhw = tmp_confhw->next;
}
if(hw != NULL) {
if((hw->comtype == COMOOK || hw->comtype == COMPLSTRAIN) && hw->sendOOK != NULL) {
if(hw->receiveOOK != NULL || hw->receivePulseTrain != NULL) {
hw->wait = 1;
pthread_mutex_unlock(&hw->lock);
pthread_cond_signal(&hw->signal);
}
logprintf(LOG_DEBUG, "**** RAW CODE ****");
if(log_level_get() >= LOG_DEBUG) {
for(i=0;i<sendqueue->length;i++) {
printf("%d ", sendqueue->code[i]);
}
printf("\n");
}
logprintf(LOG_DEBUG, "**** RAW CODE ****");
if(hw->sendOOK(sendqueue->code, sendqueue->length, protocol->txrpt) == 0) {
logprintf(LOG_DEBUG, "successfully send %s code", protocol->id);
} else {
logprintf(LOG_ERR, "failed to send code");
}
if(strcmp(protocol->id, "raw") == 0) {
int plslen = sendqueue->code[sendqueue->length-1]/PULSE_DIV;
receive_queue(sendqueue->code, sendqueue->length, plslen, -1);
}
if(hw->receiveOOK != NULL || hw->receivePulseTrain != NULL) {
hw->wait = 0;
pthread_mutex_unlock(&hw->lock);
pthread_cond_signal(&hw->signal);
}
} else if(hw->comtype == COMAPI && hw->sendAPI != NULL) {
if(message != NULL) {
if(hw->sendAPI(message) == 0) {
logprintf(LOG_DEBUG, "successfully send %s command", protocol->id);
} else {
logprintf(LOG_ERR, "failed to send command");
}
}
}
} else {
if(strcmp(protocol->id, "raw") == 0) {
int plslen = sendqueue->code[sendqueue->length-1]/PULSE_DIV;
receive_queue(sendqueue->code, sendqueue->length, plslen, -1);
}
}
if(message != NULL) {
broadcast_queue(sendqueue->protoname, message, sendqueue->origin);
json_delete(message);
message = NULL;
}
struct sendqueue_t *tmp = sendqueue;
if(tmp->message != NULL) {
FREE(tmp->message);
}
if(tmp->settings != NULL) {
FREE(tmp->settings);
}
FREE(tmp->protoname);
sendqueue = sendqueue->next;
FREE(tmp);
sendqueue_number--;
sending = 0;
pthread_mutex_unlock(&sendqueue_lock);
} else {
pthread_cond_wait(&sendqueue_signal, &sendqueue_lock);
}
}
return (void *)NULL;
}
/* Send a specific code */
static int send_queue(struct JsonNode *json, enum origin_t origin) {
pthread_mutex_lock(&sendqueue_lock);
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
int match = 0, raw[MAXPULSESTREAMLENGTH-1];
struct timeval tcurrent;
struct clients_t *tmp_clients = NULL;
char *uuid = NULL, *buffer = NULL;
/* Hold the final protocol struct */
struct protocol_t *protocol = NULL;
#ifdef _WIN32
SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_HIGHEST);
#else
/* Make sure the pilight sender gets
the highest priority available */
struct sched_param sched;
memset(&sched, 0, sizeof(sched));
sched.sched_priority = 80;
pthread_setschedparam(pthread_self(), SCHED_FIFO, &sched);
#endif
struct JsonNode *jcode = NULL;
struct JsonNode *jprotocols = NULL;
struct JsonNode *jprotocol = NULL;
buffer = json_stringify(json, NULL);
tmp_clients = clients;
while(tmp_clients) {
if(tmp_clients->forward == 1) {
socket_write(tmp_clients->id, buffer);
}
tmp_clients = tmp_clients->next;
}
json_free(buffer);
if((jcode = json_find_member(json, "code")) == NULL) {
logprintf(LOG_ERR, "sender did not send any codes");
json_delete(jcode);
pthread_mutex_unlock(&sendqueue_lock);
return -1;
} else if((jprotocols = json_find_member(jcode, "protocol")) == NULL) {
logprintf(LOG_ERR, "sender did not provide a protocol name");
json_delete(jcode);
pthread_mutex_unlock(&sendqueue_lock);
return -1;
} else {
json_find_string(jcode, "uuid", &uuid);
/* If we matched a protocol and are not already sending, continue */
if(uuid == NULL || (uuid != NULL && strcmp(uuid, pilight_uuid) == 0)) {
jprotocol = json_first_child(jprotocols);
while(jprotocol && match == 0) {
match = 0;
if(jprotocol->tag == JSON_STRING) {
struct protocols_t *pnode = protocols;
/* Retrieve the used protocol */
while(pnode) {
protocol = pnode->listener;
/* Check if the protocol exists */
if(protocol_device_exists(protocol, jprotocol->string_) == 0 && match == 0) {
match = 1;
break;
}
pnode = pnode->next;
}
}
jprotocol = jprotocol->next;
}
memset(raw, 0, sizeof(raw));
protocol->raw = raw;
if(match == 1 && protocol->createCode != NULL) {
/* Let the protocol create his code */
if(protocol->createCode(jcode) == 0 && main_loop == 1) {
if(sendqueue_number <= 1024) {
struct sendqueue_t *mnode = MALLOC(sizeof(struct sendqueue_t));
if(mnode == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
gettimeofday(&tcurrent, NULL);
mnode->origin = origin;
mnode->id = 1000000 * (unsigned int)tcurrent.tv_sec + (unsigned int)tcurrent.tv_usec;
mnode->message = NULL;
if(protocol->message != NULL) {
char *jsonstr = json_stringify(protocol->message, NULL);
json_delete(protocol->message);
if(json_validate(jsonstr) == true) {
if((mnode->message = MALLOC(strlen(jsonstr)+1)) == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
strcpy(mnode->message, jsonstr);
}
json_free(jsonstr);
protocol->message = NULL;
}
mnode->length = protocol->rawlen;
memcpy(mnode->code, protocol->raw, sizeof(int)*protocol->rawlen);
if((mnode->protoname = MALLOC(strlen(protocol->id)+1)) == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
strcpy(mnode->protoname, protocol->id);
mnode->protopt = protocol;
struct options_t *tmp_options = protocol->options;
char *stmp = NULL;
struct JsonNode *jsettings = json_mkobject();
struct JsonNode *jtmp = NULL;
while(tmp_options) {
if(tmp_options->conftype == DEVICES_SETTING) {
if(tmp_options->vartype == JSON_NUMBER &&
(jtmp = json_find_member(jcode, tmp_options->name)) != NULL &&
jtmp->tag == JSON_NUMBER) {
json_append_member(jsettings, tmp_options->name, json_mknumber(jtmp->number_, jtmp->decimals_));
} else if(tmp_options->vartype == JSON_STRING && json_find_string(jcode, tmp_options->name, &stmp) == 0) {
json_append_member(jsettings, tmp_options->name, json_mkstring(stmp));
}
}
tmp_options = tmp_options->next;
}
char *strsett = json_stringify(jsettings, NULL);
if((mnode->settings = MALLOC(strlen(strsett)+1)) == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
strcpy(mnode->settings, strsett);
json_free(strsett);
json_delete(jsettings);
if(uuid != NULL) {
strcpy(mnode->uuid, uuid);
} else {
memset(mnode->uuid, '\0', UUID_LENGTH);
}
if(sendqueue_number == 0) {
sendqueue = mnode;
sendqueue_head = mnode;
} else {
sendqueue_head->next = mnode;
sendqueue_head = mnode;
}
sendqueue_number++;
} else {
logprintf(LOG_ERR, "send queue full");
pthread_mutex_unlock(&sendqueue_lock);
return -1;
}
pthread_mutex_unlock(&sendqueue_lock);
pthread_cond_signal(&sendqueue_signal);
return 0;
} else {
pthread_mutex_unlock(&sendqueue_lock);
return -1;
}
}
} else {
pthread_mutex_unlock(&sendqueue_lock);
return 0;
}
}
pthread_mutex_unlock(&sendqueue_lock);
return -1;
}
#ifdef WEBSERVER
static void client_webserver_parse_code(int i, char buffer[BUFFER_SIZE]) {
logprintf(LOG_STACK, "%s(...)", __FUNCTION__);
int sd = socket_get_clients(i);
int x = 0;
FILE *f;
char *p = NULL;
char buff[BUFFER_SIZE];
char *cache = NULL;
char *path = NULL, buf[INET_ADDRSTRLEN+1];
struct stat sb;
struct sockaddr_in sockin;
socklen_t len = sizeof(sockin);
if(getsockname(sd, (struct sockaddr *)&sockin, &len) == -1) {
logprintf(LOG_ERR, "could not determine server ip address");
} else {
if(strstr(buffer, " HTTP/") == NULL) {
return;
}
p = buff;
if(strstr(buffer, "/logo.png") != NULL) {
if((path = MALLOC(strlen(webserver_root)+strlen("logo.png")+2)) == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
sprintf(path, "%s/logo.png", webserver_root);
if((f = fopen(path, "rb"))) {
fstat(fileno(f), &sb);
webserver_create_header(&p, "200 OK", "image/png", (unsigned int)sb.st_size);
send(sd, (const char *)buff, (size_t)(p-buff), MSG_NOSIGNAL);
x = 0;
if((cache = MALLOC(BUFFER_SIZE)) == NULL) {
fprintf(stderr, "out of memory\n");
exit(EXIT_FAILURE);
}
memset(cache, '\0', BUFFER_SIZE);