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Tidy up main().

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This commit is contained in:
Roger A. Light
2020-04-08 11:34:31 +01:00
parent c72dd39f92
commit cef9d891ae
5 changed files with 141 additions and 104 deletions
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src/bridge.c
+13
View File
@@ -55,6 +55,19 @@ Contributors:
static void bridge__backoff_step(struct mosquitto *context);
static void bridge__backoff_reset(struct mosquitto *context);
void bridge__start_all(struct mosquitto_db *db)
{
int i;
for(i=0; i<db->config->bridge_count; i++){
if(bridge__new(db, &(db->config->bridges[i]))){
log__printf(NULL, MOSQ_LOG_WARNING, "Warning: Unable to connect to bridge %s.",
db->config->bridges[i].name);
}
}
}
int bridge__new(struct mosquitto_db *db, struct mosquitto__bridge *bridge)
{
struct mosquitto *new_context = NULL;
src/mosquitto.c
+124 -103
View File
@@ -206,14 +206,129 @@ void mosquitto__daemonise(void)
}
int listeners__start(struct mosquitto_db *db, mosq_sock_t **listensock, int *listensock_count)
{
int i, j;
int listensock_index = 0;
listensock_index = 0;
(*listensock_count) = 0;
for(i=0; i<db->config->listener_count; i++){
if(db->config->listeners[i].protocol == mp_mqtt){
if(net__socket_listen(&db->config->listeners[i])){
db__close(db);
if(db->config->pid_file){
remove(db->config->pid_file);
}
return 1;
}
(*listensock_count) += db->config->listeners[i].sock_count;
*listensock = mosquitto__realloc(*listensock, sizeof(mosq_sock_t)*(*listensock_count));
if(!listensock){
db__close(db);
if(db->config->pid_file){
remove(db->config->pid_file);
}
return 1;
}
for(j=0; j<db->config->listeners[i].sock_count; j++){
if(db->config->listeners[i].socks[j] == INVALID_SOCKET){
db__close(db);
if(db->config->pid_file){
remove(db->config->pid_file);
}
return 1;
}
(*listensock)[listensock_index] = db->config->listeners[i].socks[j];
listensock_index++;
}
}else if(db->config->listeners[i].protocol == mp_websockets){
#ifdef WITH_WEBSOCKETS
db->config->listeners[i].ws_context = mosq_websockets_init(&db->config->listeners[i], db->config);
if(!db->config->listeners[i].ws_context){
log__printf(NULL, MOSQ_LOG_ERR, "Error: Unable to create websockets listener on port %d.", db->config->listeners[i].port);
return 1;
}
#endif
}
}
if((*listensock) == NULL){
log__printf(NULL, MOSQ_LOG_ERR, "Error: Unable to start any listening sockets, exiting.");
return 1;
}
return MOSQ_ERR_SUCCESS;
}
void listeners__stop(struct mosquitto_db *db, mosq_sock_t *listensock, int listensock_count)
{
int i;
for(i=0; i<db->config->listener_count; i++){
#ifdef WITH_WEBSOCKETS
if(db->config->listeners[i].ws_context){
libwebsocket_context_destroy(db->config->listeners[i].ws_context);
}
mosquitto__free(db->config->listeners[i].ws_protocol);
#endif
#ifdef WITH_UNIX_SOCKETS
if(db->config->listeners[i].unix_socket_path != NULL){
unlink(db->config->listeners[i].unix_socket_path);
}
#endif
}
for(i=0; i<listensock_count; i++){
if(listensock[i] != INVALID_SOCKET){
COMPAT_CLOSE(listensock[i]);
}
}
mosquitto__free(listensock);
}
void signal__setup(void)
{
signal(SIGINT, handle_sigint);
signal(SIGTERM, handle_sigint);
#ifdef SIGHUP
signal(SIGHUP, handle_sighup);
#endif
#ifndef WIN32
signal(SIGUSR1, handle_sigusr1);
signal(SIGUSR2, handle_sigusr2);
signal(SIGPIPE, SIG_IGN);
#endif
#ifdef WIN32
CreateThread(NULL, 0, SigThreadProc, NULL, 0, NULL);
#endif
}
int pid__write(struct mosquitto_db *db)
{
FILE *pid;
if(db->config->daemon && db->config->pid_file){
pid = mosquitto__fopen(db->config->pid_file, "wt", false);
if(pid){
fprintf(pid, "%d", getpid());
fclose(pid);
}else{
log__printf(NULL, MOSQ_LOG_ERR, "Error: Unable to write pid file.");
return 1;
}
}
return MOSQ_ERR_SUCCESS;
}
int main(int argc, char *argv[])
{
mosq_sock_t *listensock = NULL;
int listensock_count = 0;
int listensock_index = 0;
struct mosquitto__config config;
int i, j;
FILE *pid;
int i;
int rc;
#ifdef WIN32
SYSTEMTIME st;
@@ -263,16 +378,7 @@ int main(int argc, char *argv[])
mosquitto__daemonise();
}
if(config.daemon && config.pid_file){
pid = mosquitto__fopen(config.pid_file, "wt", false);
if(pid){
fprintf(pid, "%d", getpid());
fclose(pid);
}else{
log__printf(NULL, MOSQ_LOG_ERR, "Error: Unable to write pid file.");
return 1;
}
}
if(pid__write(&int_db)) return 1;
rc = db__open(&config, &int_db);
if(rc != MOSQ_ERR_SUCCESS){
@@ -302,75 +408,15 @@ int main(int argc, char *argv[])
sys_tree__init(&int_db);
#endif
listensock_index = 0;
for(i=0; i<config.listener_count; i++){
if(config.listeners[i].protocol == mp_mqtt){
if(net__socket_listen(&config.listeners[i])){
db__close(&int_db);
if(config.pid_file){
remove(config.pid_file);
}
return 1;
}
listensock_count += config.listeners[i].sock_count;
listensock = mosquitto__realloc(listensock, sizeof(mosq_sock_t)*listensock_count);
if(!listensock){
db__close(&int_db);
if(config.pid_file){
remove(config.pid_file);
}
return 1;
}
for(j=0; j<config.listeners[i].sock_count; j++){
if(config.listeners[i].socks[j] == INVALID_SOCKET){
db__close(&int_db);
if(config.pid_file){
remove(config.pid_file);
}
return 1;
}
listensock[listensock_index] = config.listeners[i].socks[j];
listensock_index++;
}
}else if(config.listeners[i].protocol == mp_websockets){
#ifdef WITH_WEBSOCKETS
config.listeners[i].ws_context = mosq_websockets_init(&config.listeners[i], &config);
if(!config.listeners[i].ws_context){
log__printf(NULL, MOSQ_LOG_ERR, "Error: Unable to create websockets listener on port %d.", config.listeners[i].port);
return 1;
}
#endif
}
}
if(listensock == NULL){
log__printf(NULL, MOSQ_LOG_ERR, "Error: Unable to start any listening sockets, exiting.");
return 1;
}
if(listeners__start(&int_db, &listensock, &listensock_count)) return 1;
rc = drop_privileges(&config, false);
if(rc != MOSQ_ERR_SUCCESS) return rc;
signal(SIGINT, handle_sigint);
signal(SIGTERM, handle_sigint);
#ifdef SIGHUP
signal(SIGHUP, handle_sighup);
#endif
#ifndef WIN32
signal(SIGUSR1, handle_sigusr1);
signal(SIGUSR2, handle_sigusr2);
signal(SIGPIPE, SIG_IGN);
#endif
#ifdef WIN32
CreateThread(NULL, 0, SigThreadProc, NULL, 0, NULL);
#endif
signal__setup();
#ifdef WITH_BRIDGE
for(i=0; i<config.bridge_count; i++){
if(bridge__new(&int_db, &(config.bridges[i]))){
log__printf(NULL, MOSQ_LOG_WARNING, "Warning: Unable to connect to bridge %s.",
config.bridges[i].name);
}
}
bridge__start_all(&int_db);
#endif
#ifdef WITH_SYSTEMD
@@ -382,20 +428,6 @@ int main(int argc, char *argv[])
log__printf(NULL, MOSQ_LOG_INFO, "mosquitto version %s terminating", VERSION);
for(i=0; i<int_db.config->listener_count; i++){
#ifdef WITH_WEBSOCKETS
if(int_db.config->listeners[i].ws_context){
libwebsocket_context_destroy(int_db.config->listeners[i].ws_context);
}
mosquitto__free(int_db.config->listeners[i].ws_protocol);
#endif
#ifdef WITH_UNIX_SOCKETS
if(int_db.config->listeners[i].unix_socket_path != NULL){
unlink(int_db.config->listeners[i].unix_socket_path);
}
#endif
}
/* FIXME - this isn't quite right, all wills with will delay zero should be
* sent now, but those with positive will delay should be persisted and
* restored, pending the client reconnecting in time. */
@@ -405,9 +437,7 @@ int main(int argc, char *argv[])
will_delay__send_all(&int_db);
#ifdef WITH_PERSISTENCE
if(config.persistence){
persist__backup(&int_db, true);
}
persist__backup(&int_db, true);
#endif
session_expiry__remove_all(&int_db);
@@ -435,16 +465,7 @@ int main(int argc, char *argv[])
db__close(&int_db);
for(i=0; i<listensock_count; i++){
if(listensock[i] != INVALID_SOCKET){
#ifndef WIN32
close(listensock[i]);
#else
closesocket(listensock[i]);
#endif
}
}
mosquitto__free(listensock);
listeners__stop(&int_db, listensock, listensock_count);
mosquitto_security_module_cleanup(&int_db);
src/mosquitto_broker_internal.h
+1
View File
@@ -693,6 +693,7 @@ void log__internal(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
* Bridge functions
* ============================================================ */
#ifdef WITH_BRIDGE
void bridge__start_all(struct mosquitto_db *db);
int bridge__new(struct mosquitto_db *db, struct mosquitto__bridge *bridge);
void bridge__cleanup(struct mosquitto_db *db, struct mosquitto *context);
int bridge__connect(struct mosquitto_db *db, struct mosquitto *context);
src/persist_write.c
+2 -1
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@@ -298,8 +298,9 @@ int persist__backup(struct mosquitto_db *db, bool shutdown)
int len;
struct PF_cfg cfg_chunk;
if(!db || !db->config || !db->config->persistence_filepath) return MOSQ_ERR_INVAL;
if(db == NULL || db->config == NULL) return MOSQ_ERR_INVAL;
if(db->config->persistence == false) return MOSQ_ERR_SUCCESS;
if(db->config->persistence_filepath == NULL) return MOSQ_ERR_INVAL;
log__printf(NULL, MOSQ_LOG_INFO, "Saving in-memory database to %s.", db->config->persistence_filepath);
test/unit/persist_write_test.c
+1
View File
@@ -80,6 +80,7 @@ static void TEST_persistence_disabled(void)
memset(&db, 0, sizeof(struct mosquitto_db));
memset(&config, 0, sizeof(struct mosquitto__config));
db.config = &config;
config.persistence = true;
rc = persist__backup(&db, false);
CU_ASSERT_EQUAL(rc, MOSQ_ERR_INVAL);