lokinet/daemon/main.c
Jeff Becker f7e52a1878
more
2018-05-16 11:30:05 -04:00

137 lines
3.1 KiB
C

#include <llarp.h>
#include <stdio.h>
#include <string.h>
struct llarp_main {
struct llarp_router *router;
struct llarp_threadpool *worker;
struct llarp_logic *logic;
struct llarp_config *config;
struct llarp_nodedb *nodedb;
struct llarp_ev_loop *mainloop;
char nodedb_dir[256];
};
void iter_main_config(struct llarp_config_iterator *itr, const char *section,
const char *key, const char *val) {
struct llarp_main *m = (struct llarp_main *)itr->user;
if (!strcmp(section, "router")) {
if (!strcmp(key, "threads")) {
int workers = atoi(val);
if (workers > 0 && m->worker == NULL) {
printf("%s: %d worker threads\n", section, workers);
m->worker = llarp_init_threadpool(workers);
}
}
}
if (!strcmp(section, "nodedb")) {
if (!strcmp(key, "dir")) {
strncpy(m->nodedb_dir, val, sizeof(m->nodedb_dir));
}
}
}
static void progress() {
printf(".");
fflush(stdout);
}
int shutdown_llarp(struct llarp_main *m) {
printf("Shutting down ");
progress();
if(m->router)
llarp_stop_router(m->router);
progress();
if(m->mainloop)
llarp_ev_loop_stop(m->mainloop);
progress();
if(m->worker)
llarp_threadpool_stop(m->worker);
progress();
if(m->worker)
llarp_threadpool_join(m->worker);
progress();
if (m->logic) llarp_logic_stop(m->logic);
progress();
llarp_free_router(&m->router);
progress();
llarp_free_config(&m->config);
progress();
llarp_ev_loop_free(&m->mainloop);
progress();
llarp_free_threadpool(&m->worker);
progress();
llarp_free_logic(&m->logic);
progress();
printf("\n");
fflush(stdout);
return 0;
}
struct llarp_main llarp = {
0,
0,
0,
0,
0,
0,
{0}
};
int main(int argc, char *argv[]) {
const char *conffname = "daemon.ini";
if (argc > 1) conffname = argv[1];
llarp_mem_stdlib();
llarp_new_config(&llarp.config);
llarp_ev_loop_alloc(&llarp.mainloop);
printf("%s starting up\n", LLARP_VERSION);
if (!llarp_load_config(llarp.config, conffname)) {
printf("Loaded config %s\n", conffname);
struct llarp_config_iterator iter;
iter.user = &llarp;
iter.visit = iter_main_config;
llarp_config_iter(llarp.config, &iter);
llarp.nodedb = llarp_nodedb_new();
if (llarp.nodedb_dir[0]) {
llarp.nodedb_dir[sizeof(llarp.nodedb_dir) - 1] = 0;
char *dir = llarp.nodedb_dir;
if (llarp_nodedb_ensure_dir(dir)) {
// ensure worker thread pool
if (!llarp.worker) llarp.worker = llarp_init_threadpool(2);
llarp.router = llarp_init_router(llarp.worker);
if (llarp_configure_router(llarp.router, llarp.config)) {
llarp.logic = llarp_init_logic();
printf("starting router\n");
llarp_run_router(llarp.router, llarp.logic);
printf("running mainloop\n");
llarp_ev_loop_run(llarp.mainloop);
} else
printf("Failed to configure router\n");
} else
printf("failed to initialize nodedb at %s\n", dir);
}
} else
printf("Failed to load config %s\n", conffname);
return shutdown_llarp(&llarp);
}