swanctl: Use returned key ID to track loaded private keys

There was a direct call to load_key() for unencrypted keys that didn't
remove the key ID from the hashtable, which caused keys to get unloaded
when --load-creds was called multiple times.
This commit is contained in:
Tobias Brunner 2017-05-12 09:15:24 +02:00
parent 605a98c7ce
commit cbbd34f507

View File

@ -1,5 +1,5 @@
/*
* Copyright (C) 2016 Tobias Brunner
* Copyright (C) 2016-2017 Tobias Brunner
* Copyright (C) 2015 Andreas Steffen
* HSR Hochschule fuer Technik Rapperswil
*
@ -34,8 +34,6 @@
#include <vici_cert_info.h>
#define HASH_SIZE_SHA1_HEX (2 * HASH_SIZE_SHA1)
/**
* Context used to track loaded secrets
*/
@ -144,6 +142,7 @@ static bool load_key(load_ctx_t *ctx, char *dir, char *type, chunk_t data)
vici_req_t *req;
vici_res_t *res;
bool ret = TRUE;
char *id;
req = vici_begin("load-key");
@ -178,6 +177,8 @@ static bool load_key(load_ctx_t *ctx, char *dir, char *type, chunk_t data)
else
{
printf("loaded %s key from '%s'\n", type, dir);
id = vici_find_str(res, "", "id");
free(ctx->keys->remove(ctx->keys, id));
}
vici_free_res(res);
return ret;
@ -190,8 +191,7 @@ static bool load_key_anytype(load_ctx_t *ctx, char *path,
private_key_t *private)
{
bool loaded = FALSE;
chunk_t encoding, keyid;
char hex[HASH_SIZE_SHA1_HEX + 1];
chunk_t encoding;
if (!private->get_encoding(private, PRIVKEY_ASN1_DER, &encoding))
{
@ -213,13 +213,6 @@ static bool load_key_anytype(load_ctx_t *ctx, char *path,
fprintf(stderr, "unsupported key type in '%s'\n", path);
break;
}
if (loaded &&
private->get_fingerprint(private, KEYID_PUBKEY_SHA1, &keyid) &&
snprintf(hex, sizeof(hex), "%+B", &keyid) == HASH_SIZE_SHA1_HEX)
{
free(ctx->keys->remove(ctx->keys, hex));
}
chunk_clear(&encoding);
return loaded;
}
@ -408,7 +401,7 @@ static void* decrypt_with_config(load_ctx_t *ctx, char *name, char *type,
/**
* Try to decrypt and load a private key
*/
static bool load_encrypted_key(load_ctx_t *ctx, char *rel, char *path,
static bool load_encrypted_key(load_ctx_t *ctx, char *rel, char *path,
char *type, chunk_t data)
{
private_key_t *private;