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163 lines
3.9 KiB
C++
163 lines
3.9 KiB
C++
#include <llarp.h>
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#include <stdio.h>
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#include <signal.h>
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#include <string.h>
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static void progress() {
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printf(".");
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fflush(stdout);
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}
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struct llarp_main
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{
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struct llarp_alloc mem;
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struct llarp_router *router = nullptr;
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struct llarp_threadpool *worker = nullptr;
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struct llarp_threadpool *thread = nullptr;
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struct llarp_logic *logic = nullptr;
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struct llarp_config *config = nullptr;
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struct llarp_nodedb *nodedb = nullptr;
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struct llarp_ev_loop *mainloop = nullptr;
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char nodedb_dir[256];
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int exitcode;
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int shutdown()
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{
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printf("Shutting down ");
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progress();
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if(mainloop)
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llarp_ev_loop_stop(mainloop);
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progress();
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if(worker)
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llarp_threadpool_stop(worker);
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progress();
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if(worker)
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llarp_threadpool_join(worker);
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progress();
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if (logic)
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llarp_logic_stop(logic);
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progress();
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if(router)
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llarp_stop_router(router);
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progress();
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llarp_free_router(&router);
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progress();
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llarp_free_config(&config);
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progress();
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llarp_ev_loop_free(&mainloop);
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progress();
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llarp_free_threadpool(&worker);
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progress();
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llarp_free_logic(&logic);
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progress();
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printf("\n");
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fflush(stdout);
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return exitcode;
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}
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};
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void iter_main_config(struct llarp_config_iterator *itr, const char *section,
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const char *key, const char *val) {
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llarp_main *m = static_cast<llarp_main *>(itr->user);
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if (!strcmp(section, "router")) {
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if (!strcmp(key, "threads")) {
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int workers = atoi(val);
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if (workers > 0 && m->worker == NULL) {
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m->worker = llarp_init_threadpool(workers);
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}
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}
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}
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if (!strcmp(section, "netdb")) {
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if (!strcmp(key, "dir")) {
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strncpy(m->nodedb_dir, val, sizeof(m->nodedb_dir));
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}
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}
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}
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llarp_main llarp;
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void run_net(void * user)
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{
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llarp_ev_loop_run(static_cast<llarp_ev_loop*>(user));
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}
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void handle_signal(int sig)
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{
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printf("interrupted\n");
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llarp_ev_loop_stop(llarp.mainloop);
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llarp_logic_stop(llarp.logic);
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printf("closing...");
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}
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int main(int argc, char *argv[]) {
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const char *conffname = "daemon.ini";
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if (argc > 1) conffname = argv[1];
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llarp_mem_jemalloc(&llarp.mem);
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struct llarp_alloc * mem = &llarp.mem;
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llarp_new_config(&llarp.config);
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llarp_ev_loop_alloc(&llarp.mainloop);
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printf("%s loading config file %s\n", LLARP_VERSION, conffname);
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if (!llarp_load_config(llarp.config, conffname)) {
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struct llarp_config_iterator iter;
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iter.user = &llarp;
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iter.visit = iter_main_config;
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llarp_config_iter(llarp.config, &iter);
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llarp.nodedb = llarp_nodedb_new(mem);
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if (llarp.nodedb_dir[0]) {
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llarp.nodedb_dir[sizeof(llarp.nodedb_dir) - 1] = 0;
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char *dir = llarp.nodedb_dir;
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if (llarp_nodedb_ensure_dir(dir)) {
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// ensure worker thread pool
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if (!llarp.worker) llarp.worker = llarp_init_threadpool(2);
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// ensure thread
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llarp.thread = llarp_init_threadpool(1);
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llarp.logic = llarp_init_logic(mem);
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llarp.router = llarp_init_router(mem, llarp.worker, llarp.mainloop, llarp.logic);
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if (llarp_configure_router(llarp.router, llarp.config)) {
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signal(SIGINT, handle_signal);
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printf("starting router\n");
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llarp_run_router(llarp.router);
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// run mainloop
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struct llarp_thread_job job = {
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.user = llarp.mainloop,
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.work = &run_net
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};
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llarp_threadpool_queue_job(llarp.thread, job);
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printf("running\n");
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llarp.exitcode = 0;
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llarp_logic_mainloop(llarp.logic);
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} else
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printf("Failed to configure router\n");
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} else
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printf("failed to initialize nodedb at %s\n", dir);
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} else
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printf("no nodedb defined\n");
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return llarp.shutdown();
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} else
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printf("Failed to load config %s\n", conffname);
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return 1;
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}
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