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daemon/bitcoind: bitcoind_sendrawtx to send hex string. 

This can fail.  Real cases include both sides dumping their commitment
txs in testing (only one can succeed).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2016-05-04 16:03:10 +09:30
parent 8fe2ba0ab3
commit c1dc0e54fa
2 changed files with 39 additions and 2 deletions
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27
daemon/bitcoind.c
View File

@ -220,7 +220,7 @@ void bitcoind_estimate_fee_(struct lightningd_state *dstate,
"estimatefee", "2", NULL);
}
static void process_sendrawrx(struct bitcoin_cli *bcli)
static void process_sendtx(struct bitcoin_cli *bcli)
{
struct sha256_double txid;
const char *out = (char *)bcli->output;
@ -243,11 +243,34 @@ void bitcoind_send_tx(struct lightningd_state *dstate,
u8 *raw = linearize_tx(dstate, tx);
char *hex = tal_hexstr(raw, raw, tal_count(raw));
start_bitcoin_cli(dstate, process_sendrawrx, false, NULL, NULL,
start_bitcoin_cli(dstate, process_sendtx, false, NULL, NULL,
"sendrawtransaction", hex, NULL);
tal_free(raw);
}
static void process_sendrawtx(struct bitcoin_cli *bcli)
{
void (*cb)(struct lightningd_state *dstate,
const char *msg, void *) = bcli->cb;
const char *msg = tal_strndup(bcli, (char *)bcli->output,
bcli->output_bytes);
log_debug(bcli->dstate->base_log, "sendrawtx exit %u, gave %s",
*bcli->exitstatus, msg);
cb(bcli->dstate, msg, bcli->cb_arg);
}
void bitcoind_sendrawtx_(struct lightningd_state *dstate,
const char *hextx,
void (*cb)(struct lightningd_state *dstate,
const char *msg, void *),
void *arg)
{
start_bitcoin_cli(dstate, process_sendrawtx, true, cb, arg,
"sendrawtransaction", hextx, NULL);
}
static void process_chaintips(struct bitcoin_cli *bcli)
{
const jsmntok_t *tokens, *t, *end;

14
daemon/bitcoind.h
View File

@ -30,6 +30,20 @@ void bitcoind_estimate_fee_(struct lightningd_state *dstate,
void bitcoind_send_tx(struct lightningd_state *dstate,
const struct bitcoin_tx *tx);
void bitcoind_sendrawtx_(struct lightningd_state *dstate,
const char *hextx,
void (*cb)(struct lightningd_state *dstate,
const char *msg, void *),
void *arg);
#define bitcoind_sendrawtx(dstate, hextx, cb, arg) \
bitcoind_sendrawtx_((dstate), (hextx), \
typesafe_cb_preargs(void, void *, \
(cb), (arg), \
struct lightningd_state *, \
const char *), \
(arg))
void bitcoind_get_chaintips_(struct lightningd_state *dstate,
void (*cb)(struct lightningd_state *dstate,
struct sha256_double *blockids,