307 lines
7.8 KiB
C
307 lines
7.8 KiB
C
#ifndef LIGHTNING_LIGHTNINGD_LIGHTNINGD_H
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#define LIGHTNING_LIGHTNINGD_LIGHTNINGD_H
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#include "config.h"
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#include <bitcoin/chainparams.h>
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#include <bitcoin/privkey.h>
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#include <ccan/container_of/container_of.h>
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#include <ccan/strmap/strmap.h>
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#include <ccan/time/time.h>
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#include <ccan/timer/timer.h>
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#include <lightningd/htlc_end.h>
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#include <lightningd/htlc_set.h>
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#include <lightningd/plugin.h>
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#include <stdio.h>
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#include <sys/stat.h>
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#include <wallet/txfilter.h>
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#include <wallet/wallet.h>
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/* Various adjustable things. */
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struct config {
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/* How long do we want them to lock up their funds? (blocks) */
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u32 locktime_blocks;
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/* How long do we let them lock up our funds? (blocks) */
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u32 locktime_max;
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/* How many confirms until we consider an anchor "settled". */
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u32 anchor_confirms;
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/* Minimum CLTV to subtract from incoming HTLCs to outgoing */
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u32 cltv_expiry_delta;
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/* Minimum CLTV if we're the final hop.*/
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u32 cltv_final;
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/* Fee rates. */
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u32 fee_base;
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u32 fee_per_satoshi;
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/* htlcs per channel */
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u32 max_concurrent_htlcs;
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/* How long between changing commit and sending COMMIT message. */
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u32 commit_time_ms;
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/* Do we let the opener set any fee rate they want */
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bool ignore_fee_limits;
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/* Number of blocks to rescan from the current head, or absolute
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* blockheight if rescan >= 500'000 */
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s32 rescan;
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/* ipv6 bind disable */
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bool no_ipv6_bind;
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/* Are we allowed to use DNS lookup for peers. */
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bool use_dns;
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/* Minimal amount of effective funding_satoshis for accepting channels */
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u64 min_capacity_sat;
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/* Allow to define the default behavior of tor services calls*/
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bool use_v3_autotor;
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/* This is the key we use to encrypt `hsm_secret`. */
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struct secret *keypass;
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/* How long before we give up waiting for INIT msg */
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u32 connection_timeout_secs;
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/* EXPERIMENTAL: offers support */
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bool exp_offers;
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};
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typedef STRMAP(const char *) alt_subdaemon_map;
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enum lightningd_state {
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LD_STATE_RUNNING,
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LD_STATE_SHUTDOWN,
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};
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struct lightningd {
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/* The directory to find all the subdaemons. */
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const char *daemon_dir;
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/* If we told to run in the background, this is our parent fd, otherwise
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* -1. */
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int daemon_parent_fd;
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/* Our config basedir, network directory, and rpc file */
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char *config_basedir, *config_netdir;
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/* Location of the RPC socket. */
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char *rpc_filename;
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/* Mode of the RPC filename. */
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mode_t rpc_filemode;
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/* The root of the jsonrpc interface. Can be shut down
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* separately from the rest of the daemon to allow a clean
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* shutdown, which frees all pending cmds in a DB
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* transaction. */
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struct jsonrpc *jsonrpc;
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/* Configuration file name */
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char *config_filename;
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/* Configuration settings. */
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struct config config;
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/* This log_book is owned by all the struct logs */
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struct log_book *log_book;
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/* Log for general stuff. */
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struct log *log;
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const char *logfile;
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/* This is us. */
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struct node_id id;
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/* The public base for our payer_id keys */
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struct pubkey32 bolt12_base;
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/* Feature set we offer. */
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struct feature_set *our_features;
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/* My name is... my favorite color is... */
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u8 *alias; /* At least 32 bytes (zero-filled) */
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u8 *rgb; /* tal_len() == 3. */
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/* Any pending timers. */
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struct timers *timers;
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/* Port we're listening on */
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u16 portnum;
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/* Do we want to reconnect to other peers? */
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bool reconnect;
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/* Do we want to listen for other peers? */
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bool listen;
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/* Do we want to guess addresses to listen and announce? */
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bool autolisten;
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/* Setup: Addresses to bind/announce to the network (tal_count()) */
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struct wireaddr_internal *proposed_wireaddr;
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/* Setup: And the bitset for each, whether to listen, announce or both */
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enum addr_listen_announce *proposed_listen_announce;
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/* Actual bindings and announcables from gossipd */
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struct wireaddr_internal *binding;
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struct wireaddr *announcable;
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/* Bearer of all my secrets. */
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int hsm_fd;
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struct subd *hsm;
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/* Daemon for routing */
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struct subd *gossip;
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/* Daemon looking after peers during init / before channel. */
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struct subd *connectd;
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/* All peers we're tracking. */
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struct list_head peers;
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/* Outstanding connect commands. */
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struct list_head connects;
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/* Our chain topology. */
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struct chain_topology *topology;
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/* HTLCs in flight. */
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struct htlc_in_map htlcs_in;
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struct htlc_out_map htlcs_out;
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/* Sets of HTLCs we are holding onto for MPP. */
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struct htlc_set_map htlc_sets;
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struct wallet *wallet;
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/* Outstanding waitsendpay commands. */
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struct list_head waitsendpay_commands;
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/* Outstanding sendpay commands. */
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struct list_head sendpay_commands;
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/* Outstanding close commands. */
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struct list_head close_commands;
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/* Outstanding ping commands. */
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struct list_head ping_commands;
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/* Maintained by invoices.c */
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struct invoices *invoices;
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/* Transaction filter matching what we're interested in */
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struct txfilter *owned_txfilter;
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/* PID file */
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char *pidfile;
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/* RPC which asked us to shutdown, if non-NULL */
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struct io_conn *stop_conn;
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/* RPC response to send once we've shut down. */
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const char *stop_response;
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#if DEVELOPER
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/* If we want to debug a subdaemon/plugin. */
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const char *dev_debug_subprocess;
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/* If we have a --dev-disconnect file */
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int dev_disconnect_fd;
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/* If we have --dev-fail-on-subdaemon-fail */
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bool dev_subdaemon_fail;
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/* Allow and accept localhost node_announcement addresses */
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bool dev_allow_localhost;
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/* Timestamp to use for gossipd, iff non-zero */
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u32 dev_gossip_time;
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/* Speedup gossip propagation, for testing. */
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bool dev_fast_gossip;
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bool dev_fast_gossip_prune;
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/* Things we've marked as not leaking. */
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const void **notleaks;
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/* This is the forced private key for the node. */
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struct privkey *dev_force_privkey;
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/* This is the forced bip32 seed for the node. */
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struct secret *dev_force_bip32_seed;
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/* These are the forced channel secrets for the node. */
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struct secrets *dev_force_channel_secrets;
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struct sha256 *dev_force_channel_secrets_shaseed;
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struct channel_id *dev_force_tmp_channel_id;
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/* For slow tests (eg protocol tests) don't die if HTLC not
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* committed in 30 secs */
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bool dev_no_htlc_timeout;
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bool dev_no_version_checks;
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/* Number of blocks we wait for a channel to get funded
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* if we are the fundee. */
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u32 dev_max_funding_unconfirmed;
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#endif /* DEVELOPER */
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/* tor support */
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struct wireaddr *proxyaddr;
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bool use_proxy_always;
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char *tor_service_password;
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bool pure_tor_setup;
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struct plugins *plugins;
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char *wallet_dsn;
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bool encrypted_hsm;
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mode_t initial_umask;
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/* Outstanding waitblockheight commands. */
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struct list_head waitblockheight_commands;
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alt_subdaemon_map alt_subdaemons;
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enum lightningd_state state;
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/* Total number of coin moves we've seen, since
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* coin move tracking was cool */
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s64 coin_moves_count;
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/* If non-NULL, contains the exit code to use. */
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int *exit_code;
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/* The round-robin list of channels, for use when doing MPP. */
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u64 rr_counter;
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/* Should we re-exec ourselves instead of just exiting? */
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bool try_reexec;
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};
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/* Turning this on allows a tal allocation to return NULL, rather than aborting.
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* Use only on carefully tested code! */
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extern bool tal_oom_ok;
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/* Returns true if called with a recognized subdaemon, eg: "hsmd" */
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bool is_subdaemon(const char *sdname);
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/* Returns the path to the subdaemon. Considers alternate subdaemon paths. */
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const char *subdaemon_path(const tal_t *ctx, const struct lightningd *ld, const char *name);
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/* Check we can run subdaemons, and check their versions */
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void test_subdaemons(const struct lightningd *ld);
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/* Notify lightningd about new blocks. */
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void notify_new_block(struct lightningd *ld, u32 block_height);
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/* Signal a clean exit from lightningd.
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* NOTE! This function **returns**.
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* This just causes the main loop to exit, so you have to return
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* all the way to the main loop for `lightningd` to exit.
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*/
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void lightningd_exit(struct lightningd *ld, int exit_code);
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#endif /* LIGHTNING_LIGHTNINGD_LIGHTNINGD_H */
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