94 lines
3.0 KiB
Diff
94 lines
3.0 KiB
Diff
Index: qemu-kvm-0.10/qemu/vnc-tls.c
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===================================================================
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--- qemu-kvm-0.10.orig/qemu/vnc-tls.c
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+++ qemu-kvm-0.10/qemu/vnc-tls.c
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@@ -241,6 +241,22 @@ int vnc_tls_validate_certificate(struct
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return -1;
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}
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+ if (i == 0) {
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+ size_t dnameSize = 1024;
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+ vs->tls.dname = qemu_malloc(dnameSize);
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+ requery:
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+ if ((ret = gnutls_x509_crt_get_dn (cert, vs->tls.dname, &dnameSize)) != 0) {
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+ if (ret == GNUTLS_E_SHORT_MEMORY_BUFFER) {
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+ vs->tls.dname = qemu_realloc(vs->tls.dname, dnameSize);
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+ goto requery;
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+ }
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+ gnutls_x509_crt_deinit (cert);
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+ VNC_DEBUG("Cannot get client distinguished name: %s",
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+ gnutls_strerror (ret));
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+ return -1;
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+ }
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+ }
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+
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gnutls_x509_crt_deinit (cert);
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}
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@@ -347,6 +363,7 @@ void vnc_tls_client_cleanup(struct VncSt
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vs->tls.session = NULL;
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}
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vs->tls.wiremode = VNC_WIREMODE_CLEAR;
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+ free(vs->tls.dname);
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}
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Index: qemu-kvm-0.10/qemu/vnc-tls.h
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===================================================================
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--- qemu-kvm-0.10.orig/qemu/vnc-tls.h
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+++ qemu-kvm-0.10/qemu/vnc-tls.h
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@@ -55,6 +55,9 @@ struct VncStateTLS {
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/* Whether data is being TLS encrypted yet */
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int wiremode;
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gnutls_session_t session;
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+
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+ /* Client's Distinguished Name from the x509 cert */
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+ char *dname;
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};
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int vnc_tls_client_setup(VncState *vs, int x509Creds);
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Index: qemu-kvm-0.10/qemu/vnc.c
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===================================================================
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--- qemu-kvm-0.10.orig/qemu/vnc.c
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+++ qemu-kvm-0.10/qemu/vnc.c
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@@ -156,6 +156,21 @@ static void do_info_vnc_client(VncState
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term_puts("Client:\n");
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term_puts(clientAddr);
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free(clientAddr);
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+
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+#ifdef CONFIG_VNC_TLS
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+ if (client->tls.session &&
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+ client->tls.dname)
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+ term_printf(" x509 dname: %s\n", client->tls.dname);
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+ else
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+ term_puts(" x509 dname: none\n");
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+#endif
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+#ifdef CONFIG_VNC_SASL
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+ if (client->sasl.conn &&
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+ client->sasl.username)
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+ term_printf(" username: %s\n", client->sasl.username);
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+ else
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+ term_puts(" username: none\n");
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+#endif
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}
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void do_info_vnc(void)
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@@ -1823,7 +1838,7 @@ static int protocol_client_auth(VncState
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/* We only advertise 1 auth scheme at a time, so client
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* must pick the one we sent. Verify this */
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if (data[0] != vs->vd->auth) { /* Reject auth */
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- VNC_DEBUG("Reject auth %d\n", (int)data[0]);
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+ VNC_DEBUG("Reject auth %d because it didn't match advertized\n", (int)data[0]);
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vnc_write_u32(vs, 1);
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if (vs->minor >= 8) {
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static const char err[] = "Authentication failed";
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@@ -1863,7 +1878,7 @@ static int protocol_client_auth(VncState
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#endif /* CONFIG_VNC_SASL */
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default: /* Should not be possible, but just in case */
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- VNC_DEBUG("Reject auth %d\n", vs->vd->auth);
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+ VNC_DEBUG("Reject auth %d server code bug\n", vs->vd->auth);
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vnc_write_u8(vs, 1);
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if (vs->minor >= 8) {
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static const char err[] = "Authentication failed";
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