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nts: split creating server and client credentials

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This commit is contained in:
Miroslav Lichvar 2021-02-11 10:52:06 +01:00
parent a598983f9b
commit 0e4995e10b
5 changed files with 30 additions and 9 deletions
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2
nts_ke_client.c
View file

@ -281,7 +281,7 @@ NKC_CreateInstance(IPSockAddr *address, const char *name)
/* Share the credentials with other client instances */
if (!client_credentials)
client_credentials = NKSN_CreateCertCredentials(NULL, NULL, CNF_GetNtsTrustedCertFile());
client_credentials = NKSN_CreateClientCertCredentials(CNF_GetNtsTrustedCertFile());
client_credentials_refs++;
return inst;

2
nts_ke_server.c
View file

@ -742,7 +742,7 @@ NKS_Initialise(void)
return;
if (helper_sock_fd == INVALID_SOCK_FD) {
server_credentials = NKSN_CreateCertCredentials(cert, key, NULL);
server_credentials = NKSN_CreateServerCertCredentials(cert, key);
if (!server_credentials)
return;
} else {

24
nts_ke_session.c
View file

@ -641,8 +641,8 @@ deinit_gnutls(void)
/* ================================================== */
void *
NKSN_CreateCertCredentials(char *cert, char *key, char *trusted_certs)
static void *
create_credentials(const char *cert, const char *key, const char *trusted_certs)
{
gnutls_certificate_credentials_t credentials = NULL;
int r;
@ -654,11 +654,15 @@ NKSN_CreateCertCredentials(char *cert, char *key, char *trusted_certs)
goto error;
if (cert && key) {
assert(!trusted_certs);
r = gnutls_certificate_set_x509_key_file(credentials, cert, key,
GNUTLS_X509_FMT_PEM);
if (r < 0)
goto error;
} else {
assert(!cert && !key);
if (!CNF_GetNoSystemCert()) {
r = gnutls_certificate_set_x509_system_trust(credentials);
if (r < 0)
@ -687,6 +691,22 @@ error:
/* ================================================== */
void *
NKSN_CreateServerCertCredentials(const char *cert, const char *key)
{
return create_credentials(cert, key, NULL);
}
/* ================================================== */
void *
NKSN_CreateClientCertCredentials(const char *trusted_certs)
{
return create_credentials(NULL, NULL, trusted_certs);
}
/* ================================================== */
void
NKSN_DestroyCertCredentials(void *credentials)
{

7
nts_ke_session.h
View file

@ -36,10 +36,11 @@ typedef struct NKSN_Instance_Record *NKSN_Instance;
the session. */
typedef int (*NKSN_MessageHandler)(void *arg);
/* Get client or server credentials using certificates of trusted CAs,
or a server certificate and key. The credentials may be shared between
/* Get server or client credentials using a server certificate and key,
or certificates of trusted CAs. The credentials may be shared between
different clients or servers. */
extern void *NKSN_CreateCertCredentials(char *cert, char *key, char *trusted_certs);
extern void *NKSN_CreateServerCertCredentials(const char *cert, const char *key);
extern void *NKSN_CreateClientCertCredentials(const char *trusted_certs);
/* Destroy the credentials */
extern void NKSN_DestroyCertCredentials(void *credentials);

4
test/unit/nts_ke_session.c
View file

@ -174,8 +174,8 @@ test_unit(void)
server = NKSN_CreateInstance(1, NULL, handle_request, NULL);
client = NKSN_CreateInstance(0, "test", handle_response, NULL);
server_cred = NKSN_CreateCertCredentials("nts_ke.crt", "nts_ke.key", NULL);
client_cred = NKSN_CreateCertCredentials(NULL, NULL, "nts_ke.crt");
server_cred = NKSN_CreateServerCertCredentials("nts_ke.crt", "nts_ke.key");
client_cred = NKSN_CreateClientCertCredentials("nts_ke.crt");
TEST_CHECK(socketpair(AF_UNIX, SOCK_STREAM, 0, sock_fds) == 0);
TEST_CHECK(fcntl(sock_fds[0], F_SETFL, O_NONBLOCK) == 0);