/*
* Make sure the authentication key is present.
*/
int
isns_dsa_init_key(const char *filename)
{
char pubkey_path[1024];
EVP_PKEY *pkey;
isns_mkdir_recursive(isns_dirname(filename));
snprintf(pubkey_path, sizeof(pubkey_path),
"%s.pub", filename);
if (access(filename, R_OK) == 0
&& access(pubkey_path, R_OK) == 0)
return 1;
if (!(pkey = isns_dsa_generate_key())) {
isns_error("Failed to generate AuthKey\n");
return 0;
}
if (!isns_dsa_store_private(filename, pkey)) {
isns_error("Unable to write private key to %s\n", filename);
return 0;
}
isns_notice("Stored private key in %s\n", filename);
if (!isns_dsa_store_public(pubkey_path, pkey)) {
isns_error("Unable to write public key to %s\n", pubkey_path);
return 0;
}
isns_notice("Stored private key in %s\n", pubkey_path);
return 1;
}
isns_attr_t *
generate_key_callback(void)
{
EVP_PKEY *pkey;
if (opt_keyfile == NULL)
isns_fatal("Key generation requires --keyfile option\n");
if (!(pkey = isns_dsa_generate_key()))
isns_fatal("Key generation failed\n");
if (!isns_dsa_store_private(opt_keyfile, pkey))
isns_fatal("Unable to write private key to %s\n",
opt_keyfile);
printf("Stored DSA private key in %s\n", opt_keyfile);
return __key_to_attr(pkey);
}
