* [PATCH v6 0/3] vnc: support reload x509 certificates
@ 2021-03-12 10:31 Zihao Chang
2021-03-12 10:31 ` [PATCH v6 1/3] crypto: add reload for QCryptoTLSCredsClass Zihao Chang
` (2 more replies)
0 siblings, 3 replies; 5+ messages in thread
From: Zihao Chang @ 2021-03-12 10:31 UTC (permalink / raw)
To: qemu-devel
Cc: berrange, oscar.zhangbo, changzihao1, armbru, xiexiangyou,
yebiaoxiang, kraxel
This series supports reload x509 certificates for vnc
1. Support reload x509 certificates.
2. Support reload vnc certificates.
3. Add new qmp display-reload and implement reload x509 certificates
for vnc.
Example:
{"execute": "display-reload", "arguments":{"type": "vnc", "tls-certs": true}}
Zihao Chang (3):
crypto: add reload for QCryptoTLSCredsClass
vnc: support reload x509 certificates for vnc
qmp: add new qmp display-reload
crypto/tlscredsx509.c | 49 +++++++++++++++++++++++++++++++
include/crypto/tlscreds.h | 8 +++--
include/ui/console.h | 1 +
monitor/qmp-cmds.c | 15 ++++++++++
qapi/ui.json | 62 +++++++++++++++++++++++++++++++++++++++
ui/vnc.c | 28 ++++++++++++++++++
6 files changed, 160 insertions(+), 3 deletions(-)
--
2.28.0
^ permalink raw reply [flat|nested] 5+ messages in thread
* [PATCH v6 1/3] crypto: add reload for QCryptoTLSCredsClass
2021-03-12 10:31 [PATCH v6 0/3] vnc: support reload x509 certificates Zihao Chang
@ 2021-03-12 10:31 ` Zihao Chang
2021-03-12 10:31 ` [PATCH v6 2/3] vnc: support reload x509 certificates for vnc Zihao Chang
2021-03-12 10:31 ` [PATCH v6 3/3] qmp: add new qmp display-reload Zihao Chang
2 siblings, 0 replies; 5+ messages in thread
From: Zihao Chang @ 2021-03-12 10:31 UTC (permalink / raw)
To: qemu-devel
Cc: berrange, oscar.zhangbo, changzihao1, armbru, xiexiangyou,
yebiaoxiang, kraxel
This patch adds reload interface for QCryptoTLSCredsClass and implements
the interface for QCryptoTLSCredsX509.
Signed-off-by: Zihao Chang <changzihao1@huawei.com>
---
crypto/tlscredsx509.c | 48 +++++++++++++++++++++++++++++++++++++++
include/crypto/tlscreds.h | 8 ++++---
2 files changed, 53 insertions(+), 3 deletions(-)
diff --git a/crypto/tlscredsx509.c b/crypto/tlscredsx509.c
index dbadad4df28e..216d1ef09fe5 100644
--- a/crypto/tlscredsx509.c
+++ b/crypto/tlscredsx509.c
@@ -770,6 +770,51 @@ qcrypto_tls_creds_x509_prop_get_sanity(Object *obj,
}
+#ifdef CONFIG_GNUTLS
+
+
+static bool
+qcrypto_tls_creds_x509_reload(QCryptoTLSCreds *creds, Error **errp)
+{
+ QCryptoTLSCredsX509 *x509_creds = QCRYPTO_TLS_CREDS_X509(creds);
+ Error *local_err = NULL;
+ gnutls_certificate_credentials_t old_data = x509_creds->data;
+ gnutls_dh_params_t old_dh_params = x509_creds->parent_obj.dh_params;
+
+ x509_creds->data = NULL;
+ x509_creds->parent_obj.dh_params = NULL;
+ qcrypto_tls_creds_x509_load(x509_creds, &local_err);
+ if (local_err) {
+ qcrypto_tls_creds_x509_unload(x509_creds);
+ x509_creds->data = old_data;
+ x509_creds->parent_obj.dh_params = old_dh_params;
+ error_propagate(errp, local_err);
+ return false;
+ }
+
+ if (old_data) {
+ gnutls_certificate_free_credentials(old_data);
+ }
+ if (old_dh_params) {
+ gnutls_dh_params_deinit(old_dh_params);
+ }
+ return true;
+}
+
+
+#else /* ! CONFIG_GNUTLS */
+
+
+static bool
+qcrypto_tls_creds_x509_reload(QCryptoTLSCreds *creds, Error **errp)
+{
+ return false;
+}
+
+
+#endif /* ! CONFIG_GNUTLS */
+
+
static void
qcrypto_tls_creds_x509_complete(UserCreatable *uc, Error **errp)
{
@@ -800,6 +845,9 @@ static void
qcrypto_tls_creds_x509_class_init(ObjectClass *oc, void *data)
{
UserCreatableClass *ucc = USER_CREATABLE_CLASS(oc);
+ QCryptoTLSCredsClass *ctcc = QCRYPTO_TLS_CREDS_CLASS(oc);
+
+ ctcc->reload = qcrypto_tls_creds_x509_reload;
ucc->complete = qcrypto_tls_creds_x509_complete;
diff --git a/include/crypto/tlscreds.h b/include/crypto/tlscreds.h
index 079e37604784..d0808e391e91 100644
--- a/include/crypto/tlscreds.h
+++ b/include/crypto/tlscreds.h
@@ -30,14 +30,15 @@
#define TYPE_QCRYPTO_TLS_CREDS "tls-creds"
typedef struct QCryptoTLSCreds QCryptoTLSCreds;
-DECLARE_INSTANCE_CHECKER(QCryptoTLSCreds, QCRYPTO_TLS_CREDS,
- TYPE_QCRYPTO_TLS_CREDS)
-
typedef struct QCryptoTLSCredsClass QCryptoTLSCredsClass;
+DECLARE_OBJ_CHECKERS(QCryptoTLSCreds, QCryptoTLSCredsClass, QCRYPTO_TLS_CREDS,
+ TYPE_QCRYPTO_TLS_CREDS)
+
#define QCRYPTO_TLS_CREDS_DH_PARAMS "dh-params.pem"
+typedef bool (*CryptoTLSCredsReload)(QCryptoTLSCreds *, Error **);
/**
* QCryptoTLSCreds:
*
@@ -61,6 +62,7 @@ struct QCryptoTLSCreds {
struct QCryptoTLSCredsClass {
ObjectClass parent_class;
+ CryptoTLSCredsReload reload;
};
--
2.28.0
^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH v6 2/3] vnc: support reload x509 certificates for vnc
2021-03-12 10:31 [PATCH v6 0/3] vnc: support reload x509 certificates Zihao Chang
2021-03-12 10:31 ` [PATCH v6 1/3] crypto: add reload for QCryptoTLSCredsClass Zihao Chang
@ 2021-03-12 10:31 ` Zihao Chang
2021-03-12 10:31 ` [PATCH v6 3/3] qmp: add new qmp display-reload Zihao Chang
2 siblings, 0 replies; 5+ messages in thread
From: Zihao Chang @ 2021-03-12 10:31 UTC (permalink / raw)
To: qemu-devel
Cc: berrange, oscar.zhangbo, changzihao1, armbru, xiexiangyou,
yebiaoxiang, kraxel
[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain; charset="y", Size: 1905 bytes --]
This patch add vnc_display_reload_certs() to support
update x509 certificates.
Signed-off-by: Zihao Chang <changzihao1@huawei.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
---
include/ui/console.h | 1 +
ui/vnc.c | 28 ++++++++++++++++++++++++++++
2 files changed, 29 insertions(+)
diff --git a/include/ui/console.h b/include/ui/console.h
index c960b7066ccd..2714038a0fae 100644
--- a/include/ui/console.h
+++ b/include/ui/console.h
@@ -476,6 +476,7 @@ int vnc_display_password(const char *id, const char *password);
int vnc_display_pw_expire(const char *id, time_t expires);
void vnc_parse(const char *str);
int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
+bool vnc_display_reload_certs(const char *id, Error **errp);
/* input.c */
int index_from_key(const char *key, size_t key_length);
diff --git a/ui/vnc.c b/ui/vnc.c
index 310abc937812..381e21a87563 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -584,6 +584,34 @@ VncInfo2List *qmp_query_vnc_servers(Error **errp)
return prev;
}
+bool vnc_display_reload_certs(const char *id, Error **errp)
+{
+ VncDisplay *vd = vnc_display_find(id);
+ QCryptoTLSCredsClass *creds = NULL;
+
+ if (!vd) {
+ error_setg(errp, "Can not find vnc display");
+ return false;
+ }
+
+ if (!vd->tlscreds) {
+ error_setg(errp, "vnc tls is not enable");
+ return false;
+ }
+
+ creds = QCRYPTO_TLS_CREDS_GET_CLASS(OBJECT(vd->tlscreds));
+ if (creds->reload == NULL) {
+ error_setg(errp, "%s doesn't support to reload TLS credential",
+ object_get_typename(OBJECT(vd->tlscreds)));
+ return false;
+ }
+ if (!creds->reload(vd->tlscreds, errp)) {
+ return false;
+ }
+
+ return true;
+}
+
/* TODO
1) Get the queue working for IO.
2) there is some weirdness when using the -S option (the screen is grey
--
2.28.0
^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH v6 3/3] qmp: add new qmp display-reload
2021-03-12 10:31 [PATCH v6 0/3] vnc: support reload x509 certificates Zihao Chang
2021-03-12 10:31 ` [PATCH v6 1/3] crypto: add reload for QCryptoTLSCredsClass Zihao Chang
2021-03-12 10:31 ` [PATCH v6 2/3] vnc: support reload x509 certificates for vnc Zihao Chang
@ 2021-03-12 10:31 ` Zihao Chang
2021-03-12 16:21 ` Markus Armbruster
2 siblings, 1 reply; 5+ messages in thread
From: Zihao Chang @ 2021-03-12 10:31 UTC (permalink / raw)
To: qemu-devel
Cc: berrange, oscar.zhangbo, changzihao1, armbru, xiexiangyou,
yebiaoxiang, kraxel
This patch provides a new qmp to reload display configuration
without restart VM, but only reloading the vnc tls certificates
is implemented.
Example:
{"execute": "display-reload", "arguments":{"type": "vnc", "tls-certs": true}}
Signed-off-by: Zihao Chang <changzihao1@huawei.com>
---
monitor/qmp-cmds.c | 15 +++++++++++
qapi/ui.json | 62 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 77 insertions(+)
diff --git a/monitor/qmp-cmds.c b/monitor/qmp-cmds.c
index c7df8c0ee268..cd5bc477345e 100644
--- a/monitor/qmp-cmds.c
+++ b/monitor/qmp-cmds.c
@@ -334,3 +334,18 @@ MemoryInfo *qmp_query_memory_size_summary(Error **errp)
return mem_info;
}
+
+void qmp_display_reload(DisplayReloadOptions *arg, Error **errp)
+{
+ switch (arg->type) {
+ case DISPLAY_RELOAD_TYPE_VNC:
+ if (arg->u.vnc.has_tls_certs && arg->u.vnc.tls_certs) {
+ vnc_display_reload_certs(NULL, errp);
+ }
+ break;
+
+ default:
+ error_setg(errp, "unsupported DisplayReloadType");
+
+ }
+}
diff --git a/qapi/ui.json b/qapi/ui.json
index d08d72b43923..298267bf96d2 100644
--- a/qapi/ui.json
+++ b/qapi/ui.json
@@ -1179,3 +1179,65 @@
##
{ 'command': 'query-display-options',
'returns': 'DisplayOptions' }
+
+##
+# @DisplayReloadType:
+#
+# Available DisplayReload types.
+#
+# @vnc: VNC display
+#
+# Since: 6.0
+#
+##
+{ 'enum': 'DisplayReloadType',
+ 'data': ['vnc'] }
+
+##
+# @DisplayReloadOptionsVNC:
+#
+# Specify the VNC reload options.
+#
+# @tls-certs: reload tls certs or not.
+#
+# Since: 6.0
+#
+##
+{ 'struct': 'DisplayReloadOptionsVNC',
+ 'data': { '*tls-certs': 'bool' } }
+
+##
+# @DisplayReloadOptions:
+#
+# Options of the display configuration reload.
+#
+# @type: Specify the display type.
+#
+# Since: 6.0
+#
+##
+{ 'union': 'DisplayReloadOptions',
+ 'base': {'type': 'DisplayReloadType'},
+ 'discriminator': 'type',
+ 'data': { 'vnc': 'DisplayReloadOptionsVNC' }}
+
+##
+# @display-reload:
+#
+# Reload display configuration.
+#
+# Returns: Nothing on success.
+#
+# Since: 6.0
+#
+# Example:
+#
+# -> { "execute": "display-reload",
+# "arguments": { "type": "vnc", "tls-certs": true } }
+# <- { "return": {} }
+#
+##
+{ 'command': 'display-reload',
+ 'data': 'DisplayReloadOptions',
+ 'boxed' : true }
+
--
2.28.0
^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH v6 3/3] qmp: add new qmp display-reload
2021-03-12 10:31 ` [PATCH v6 3/3] qmp: add new qmp display-reload Zihao Chang
@ 2021-03-12 16:21 ` Markus Armbruster
0 siblings, 0 replies; 5+ messages in thread
From: Markus Armbruster @ 2021-03-12 16:21 UTC (permalink / raw)
To: Zihao Chang
Cc: berrange, oscar.zhangbo, qemu-devel, xiexiangyou, armbru,
yebiaoxiang, kraxel
Zihao Chang <changzihao1@huawei.com> writes:
> This patch provides a new qmp to reload display configuration
> without restart VM, but only reloading the vnc tls certificates
> is implemented.
> Example:
> {"execute": "display-reload", "arguments":{"type": "vnc", "tls-certs": true}}
>
> Signed-off-by: Zihao Chang <changzihao1@huawei.com>
> ---
> monitor/qmp-cmds.c | 15 +++++++++++
> qapi/ui.json | 62 ++++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 77 insertions(+)
>
> diff --git a/monitor/qmp-cmds.c b/monitor/qmp-cmds.c
> index c7df8c0ee268..cd5bc477345e 100644
> --- a/monitor/qmp-cmds.c
> +++ b/monitor/qmp-cmds.c
> @@ -334,3 +334,18 @@ MemoryInfo *qmp_query_memory_size_summary(Error **errp)
>
> return mem_info;
> }
> +
> +void qmp_display_reload(DisplayReloadOptions *arg, Error **errp)
> +{
> + switch (arg->type) {
> + case DISPLAY_RELOAD_TYPE_VNC:
> + if (arg->u.vnc.has_tls_certs && arg->u.vnc.tls_certs) {
> + vnc_display_reload_certs(NULL, errp);
> + }
> + break;
> +
> + default:
> + error_setg(errp, "unsupported DisplayReloadType");
> +
Misuse of error_setg() for a programming error. Use abort().
> + }
> +}
> diff --git a/qapi/ui.json b/qapi/ui.json
> index d08d72b43923..298267bf96d2 100644
> --- a/qapi/ui.json
> +++ b/qapi/ui.json
> @@ -1179,3 +1179,65 @@
> ##
> { 'command': 'query-display-options',
> 'returns': 'DisplayOptions' }
> +
> +##
> +# @DisplayReloadType:
> +#
> +# Available DisplayReload types.
> +#
> +# @vnc: VNC display
> +#
> +# Since: 6.0
> +#
> +##
> +{ 'enum': 'DisplayReloadType',
> + 'data': ['vnc'] }
> +
> +##
> +# @DisplayReloadOptionsVNC:
> +#
> +# Specify the VNC reload options.
> +#
> +# @tls-certs: reload tls certs or not.
> +#
> +# Since: 6.0
> +#
> +##
> +{ 'struct': 'DisplayReloadOptionsVNC',
> + 'data': { '*tls-certs': 'bool' } }
> +
> +##
> +# @DisplayReloadOptions:
> +#
> +# Options of the display configuration reload.
> +#
> +# @type: Specify the display type.
> +#
> +# Since: 6.0
> +#
> +##
> +{ 'union': 'DisplayReloadOptions',
> + 'base': {'type': 'DisplayReloadType'},
> + 'discriminator': 'type',
> + 'data': { 'vnc': 'DisplayReloadOptionsVNC' }}
> +
> +##
> +# @display-reload:
> +#
> +# Reload display configuration.
> +#
> +# Returns: Nothing on success.
> +#
> +# Since: 6.0
> +#
> +# Example:
> +#
> +# -> { "execute": "display-reload",
> +# "arguments": { "type": "vnc", "tls-certs": true } }
> +# <- { "return": {} }
> +#
> +##
> +{ 'command': 'display-reload',
> + 'data': 'DisplayReloadOptions',
> + 'boxed' : true }
> +
Trim the blank line at the end of the file, please.
With these tidied up:
Acked-by: Markus Armbruster <armbru@redhat.com>
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2021-03-12 16:27 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-03-12 10:31 [PATCH v6 0/3] vnc: support reload x509 certificates Zihao Chang
2021-03-12 10:31 ` [PATCH v6 1/3] crypto: add reload for QCryptoTLSCredsClass Zihao Chang
2021-03-12 10:31 ` [PATCH v6 2/3] vnc: support reload x509 certificates for vnc Zihao Chang
2021-03-12 10:31 ` [PATCH v6 3/3] qmp: add new qmp display-reload Zihao Chang
2021-03-12 16:21 ` Markus Armbruster
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