94 lines
2.8 KiB
C
94 lines
2.8 KiB
C
#include "donar_server.h"
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void create_onion_services(struct tor_os_str* tos, struct tor_ctl* tctl, uint16_t* ports, int ports_count, enum TOR_ONION_FLAGS tof) {
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tor_os_create (tos, "onion_services.pub", "onion_services.txt", ports_count);
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tor_os_read (tos);
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int err = 0;
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err = tor_ctl_connect (tctl, "127.0.0.1", "9051");
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if (err < 0) {
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fprintf(stderr, "Unable to open Tor Socket\n");
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exit(EXIT_FAILURE);
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}
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err = tor_ctl_add_onion (tctl, tos, ports, tof);
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if (err != 0) {
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fprintf(stderr, "Unable to create Onion Services (error: %d)\n", err);
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exit(EXIT_FAILURE);
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}
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}
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void destroy_resources(struct tor_os_str* tos, struct tor_ctl* tctl) {
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tor_ctl_close (tctl);
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tor_os_free (tos);
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}
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void init_tcp_servers(struct donar_server_ctx* ctx) {
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char url[1024];
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struct evt_core_cat cat = {0};
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struct evt_core_fdinfo fdinfo = {0};
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fdinfo.cat = &cat;
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fdinfo.url = url;
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char buffer[6];
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int err, sock = 0;
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for (int i = 0; i < PORT_SIZE; i++) {
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sprintf (buffer, "%d", ctx->ports[i]);
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//@FIXME shouldn't listen on 0.0.0.0 but 127.13.3.7 is not compatible with docker
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sock = create_tcp_server ("0.0.0.0", buffer);
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if (sock < 0) goto socket_create_err;
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err = listen(sock, SOMAXCONN);
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if (err != 0) goto socket_create_err;
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fdinfo.cat->name = "tcp-listen";
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fdinfo.fd = sock;
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sprintf(fdinfo.url, "tcp:listen:127.0.0.1:%d", ctx->ports[i]);
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evt_core_add_fd(&(ctx->evts), &fdinfo);
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}
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return;
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socket_create_err:
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fprintf(stderr, "Unable to create a TCP socket\n");
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exit(EXIT_FAILURE);
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}
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void donar_server(struct donar_server_ctx* ctx, struct donar_params* dp) {
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struct algo_params ap = {
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.is_waiting_bootstrap = dp->is_waiting_bootstrap,
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.is_healing = dp->is_healing,
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.algo_name = dp->algo,
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.links = dp->links,
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.fresh_data = dp->fresh_data,
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.redundant_data = dp->redundant_data,
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.capture_file = dp->capture_file
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};
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evt_core_init (&(ctx->evts), dp->verbose);
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signal_init(&ctx->evts);
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printf("--- Signal initialized\n");
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algo_main_init(&ctx->evts, &ap);
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printf("--- Algorithm initialized\n");
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for (uint16_t i = 0; i < PORT_SIZE ; i++) {
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ctx->ports[i] = 7500 + i;
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}
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create_onion_services (&(ctx->tos), &(ctx->tctl), ctx->ports, PORT_SIZE, dp->tof);
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printf("--- Onion services created\n");
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init_tcp_servers(ctx);
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printf("--- TCP servers are listening\n");
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g_ptr_array_foreach (dp->remote_ports, (void(*)(void*, void*))init_udp_remote, &(ctx->evts));
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printf("--- Remote ports are binded locally\n");
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for (int i = 0; i < dp->exposed_ports->len; i++) {
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init_udp_exposed(dp->bound_ip, g_ptr_array_index (dp->exposed_ports, i), &(ctx->evts));
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}
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printf("--- Local UDP services (on %s) are exposed\n", dp->bound_ip);
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evt_core_loop (&(ctx->evts));
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destroy_resources (&(ctx->tos), &(ctx->tctl));
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}
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