rgb-cln/daemon/lightningd.c

153 lines
3.8 KiB
C

#include "bitcoind.h"
#include "chaintopology.h"
#include "db.h"
#include "invoice.h"
#include "irc_announce.h"
#include "jsonrpc.h"
#include "lightningd.h"
#include "log.h"
#include "options.h"
#include "p2p_announce.h"
#include "peer.h"
#include "routing.h"
#include "secrets.h"
#include "timeout.h"
#include "utils.h"
#include <ccan/container_of/container_of.h>
#include <ccan/err/err.h>
#include <ccan/io/io.h>
#include <ccan/opt/opt.h>
#include <ccan/tal/grab_file/grab_file.h>
#include <ccan/tal/str/str.h>
#include <ccan/tal/tal.h>
#include <ccan/time/time.h>
#include <ccan/timer/timer.h>
#include <errno.h>
#include <inttypes.h>
#include <signal.h>
#include <unistd.h>
#include <version.h>
static struct lightningd_state *lightningd_state(void)
{
struct lightningd_state *dstate = tal(NULL, struct lightningd_state);
dstate->log_book = new_log_book(dstate, 20*1024*1024, LOG_INFORM);
dstate->base_log = new_log(dstate, dstate->log_book,
"lightningd(%u):", (int)getpid());
list_head_init(&dstate->peers);
list_head_init(&dstate->pay_commands);
dstate->portnum = 0;
dstate->testnet = true;
timers_init(&dstate->timers, time_mono());
txwatch_hash_init(&dstate->txwatches);
txowatch_hash_init(&dstate->txowatches);
list_head_init(&dstate->bitcoin_req);
list_head_init(&dstate->wallet);
list_head_init(&dstate->addresses);
dstate->dev_never_routefail = false;
dstate->dev_no_broadcast = false;
dstate->bitcoin_req_running = false;
dstate->nodes = empty_node_map(dstate);
dstate->reexec = NULL;
dstate->external_ip = NULL;
dstate->announce = NULL;
list_head_init(&dstate->broadcast_queue);
dstate->invoices = invoices_init(dstate);
return dstate;
}
int main(int argc, char *argv[])
{
struct lightningd_state *dstate = lightningd_state();
err_set_progname(argv[0]);
if (!streq(protobuf_c_version(), PROTOBUF_C_VERSION))
errx(1, "Compiled against protobuf %s, but have %s",
PROTOBUF_C_VERSION, protobuf_c_version());
secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
| SECP256K1_CONTEXT_SIGN);
/* Handle options and config; move to .lightningd */
handle_opts(dstate, argc, argv);
/* Activate crash log now we're in the right place. */
crashlog_activate(dstate->base_log);
/* Ignore SIGPIPE: we look at our write return values*/
signal(SIGPIPE, SIG_IGN);
/* Set up node ID and private key. */
secrets_init(dstate);
new_node(dstate, &dstate->id);
/* Read or create database. */
db_init(dstate);
/* Initialize block topology. */
setup_topology(dstate);
/* Create RPC socket (if any) */
setup_jsonrpc(dstate, dstate->rpc_filename);
/* Set up connections from peers (if dstate->portnum is set) */
setup_listeners(dstate);
/* set up IRC peer discovery */
if (dstate->config.use_irc)
setup_irc_connection(dstate);
/* set up P2P gossip protocol */
setup_p2p_announce(dstate);
log_info(dstate->base_log, "Hello world!");
/* If we loaded peers from database, reconnect now. */
reconnect_peers(dstate);
/* And send out anchors again if we're waiting. */
rebroadcast_anchors(dstate);
for (;;) {
struct timer *expired;
void *v = io_loop(&dstate->timers, &expired);
/* We use io_break(dstate) to shut down. */
if (v == dstate)
break;
if (expired)
timer_expired(dstate, expired);
else
cleanup_peers(dstate);
}
if (dstate->reexec) {
int fd;
log_unusual(dstate->base_log, "Restart at user request");
fflush(stdout);
fflush(stderr);
/* Manually close all fds (or near enough!) */
for (fd = 3; fd < 1024; fd++)
close(fd);
if (dstate->dev_never_routefail) {
size_t n = tal_count(dstate->reexec);
tal_resizez(&dstate->reexec, n+1);
dstate->reexec[n-1] = "--dev-no-routefail";
}
execvp(dstate->reexec[0], dstate->reexec);
fatal("Exec '%s' failed: %s",
dstate->reexec[0], strerror(errno));
}
tal_free(dstate);
opt_free_table();
return 0;
}