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exposesecret: Add support for mnemonic-based HSM secrets

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Update the exposesecret plugin to work with the new unified HSM secret
format that supports BIP39 mnemonics.

Changelog-Added - exposesecret now has a mnemonic field
This commit is contained in:
Sangbida Chaudhuri
2025-10-24 13:57:44 +10:30
committed by Rusty Russell
parent 5bac907505
commit de9c6305a1
13 changed files with 1188 additions and 1016 deletions
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6
hsmd/hsmd.c
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@@ -441,11 +441,9 @@ static void load_hsm(const char *passphrase)
}
/* Extract the secret using the new hsm_secret module */
tal_wally_start();
hsms = extract_hsm_secret(tmpctx, hsm_secret_contents,
hsm_secret_len,
passphrase, &err);
tal_wally_end(tmpctx);
if (!hsms) {
hsmd_send_init_reply_failure(err, STATUS_FAIL_INTERNAL_ERROR,
"Failed to load hsm_secret: %s", hsm_secret_error_str(err));
@@ -490,11 +488,11 @@ static struct io_plan *init_hsm(struct io_conn *conn,
const u8 *msg_in)
{
struct secret *hsm_encryption_key;
const char *hsm_passphrase = NULL;
struct bip32_key_version bip32_key_version;
u32 minversion, maxversion;
const u32 our_minversion = 4, our_maxversion = 6;
struct tlv_hsmd_init_tlvs *tlvs;
const u32 our_minversion = 4, our_maxversion = 6;
const char *hsm_passphrase = NULL; /* Initialize to NULL */
/* This must be lightningd. */
assert(is_lightningd(c));