qemu/ui/ui-qmp-cmds.c

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/*
* QMP commands related to UI
*
* Copyright IBM, Corp. 2011
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
*
* Contributions after 2012-01-13 are licensed under the terms of the
* GNU GPL, version 2 or (at your option) any later version.
*/
#include "qemu/osdep.h"
#include "monitor/qmp-helpers.h"
#include "qapi/qapi-commands-ui.h"
#include "qapi/qmp/qerror.h"
#include "qemu/cutils.h"
#include "ui/console.h"
#include "ui/dbus-display.h"
#include "ui/qemu-spice.h"
void qmp_set_password(SetPasswordOptions *opts, Error **errp)
{
int rc;
if (opts->protocol == DISPLAY_PROTOCOL_SPICE) {
if (!qemu_using_spice(errp)) {
return;
}
rc = qemu_spice.set_passwd(opts->password,
opts->connected == SET_PASSWORD_ACTION_FAIL,
opts->connected == SET_PASSWORD_ACTION_DISCONNECT);
} else {
assert(opts->protocol == DISPLAY_PROTOCOL_VNC);
if (opts->connected != SET_PASSWORD_ACTION_KEEP) {
/* vnc supports "connected=keep" only */
error_setg(errp, QERR_INVALID_PARAMETER, "connected");
return;
}
/*
* Note that setting an empty password will not disable login
* through this interface.
*/
rc = vnc_display_password(opts->u.vnc.display, opts->password);
}
if (rc != 0) {
error_setg(errp, "Could not set password");
}
}
void qmp_expire_password(ExpirePasswordOptions *opts, Error **errp)
{
time_t when;
int rc;
const char *whenstr = opts->time;
const char *numstr = NULL;
uint64_t num;
if (strcmp(whenstr, "now") == 0) {
when = 0;
} else if (strcmp(whenstr, "never") == 0) {
when = TIME_MAX;
} else if (whenstr[0] == '+') {
when = time(NULL);
numstr = whenstr + 1;
} else {
when = 0;
numstr = whenstr;
}
if (numstr) {
if (qemu_strtou64(numstr, NULL, 10, &num) < 0) {
error_setg(errp, "Parameter 'time' doesn't take value '%s'",
whenstr);
return;
}
when += num;
}
if (opts->protocol == DISPLAY_PROTOCOL_SPICE) {
if (!qemu_using_spice(errp)) {
return;
}
rc = qemu_spice.set_pw_expire(when);
} else {
assert(opts->protocol == DISPLAY_PROTOCOL_VNC);
rc = vnc_display_pw_expire(opts->u.vnc.display, when);
}
if (rc != 0) {
error_setg(errp, "Could not set password expire time");
}
}
#ifdef CONFIG_VNC
void qmp_change_vnc_password(const char *password, Error **errp)
{
if (vnc_display_password(NULL, password) < 0) {
error_setg(errp, "Could not set password");
}
}
#endif
bool qmp_add_client_spice(int fd, bool has_skipauth, bool skipauth,
bool has_tls, bool tls, Error **errp)
{
if (!qemu_using_spice(errp)) {
return false;
}
skipauth = has_skipauth ? skipauth : false;
tls = has_tls ? tls : false;
if (qemu_spice.display_add_client(fd, skipauth, tls) < 0) {
error_setg(errp, "spice failed to add client");
return false;
}
return true;
}
#ifdef CONFIG_VNC
bool qmp_add_client_vnc(int fd, bool has_skipauth, bool skipauth,
bool has_tls, bool tls, Error **errp)
{
skipauth = has_skipauth ? skipauth : false;
vnc_display_add_client(NULL, fd, skipauth);
return true;
}
#endif
#ifdef CONFIG_DBUS_DISPLAY
bool qmp_add_client_dbus_display(int fd, bool has_skipauth, bool skipauth,
bool has_tls, bool tls, Error **errp)
{
if (!qemu_using_dbus_display(errp)) {
return false;
}
if (!qemu_dbus_display.add_client(fd, errp)) {
return false;
}
return true;
}
#endif
void qmp_display_reload(DisplayReloadOptions *arg, Error **errp)
{
switch (arg->type) {
case DISPLAY_RELOAD_TYPE_VNC:
#ifdef CONFIG_VNC
if (arg->u.vnc.has_tls_certs && arg->u.vnc.tls_certs) {
vnc_display_reload_certs(NULL, errp);
}
#else
error_setg(errp, "vnc is invalid, missing 'CONFIG_VNC'");
#endif
break;
default:
abort();
}
}
void qmp_display_update(DisplayUpdateOptions *arg, Error **errp)
{
switch (arg->type) {
case DISPLAY_UPDATE_TYPE_VNC:
#ifdef CONFIG_VNC
vnc_display_update(&arg->u.vnc, errp);
#else
error_setg(errp, "vnc is invalid, missing 'CONFIG_VNC'");
#endif
break;
default:
abort();
}
}
void qmp_client_migrate_info(const char *protocol, const char *hostname,
bool has_port, int64_t port,
bool has_tls_port, int64_t tls_port,
const char *cert_subject,
Error **errp)
{
if (strcmp(protocol, "spice") == 0) {
if (!qemu_using_spice(errp)) {
return;
}
if (!has_port && !has_tls_port) {
error_setg(errp, QERR_MISSING_PARAMETER, "port/tls-port");
return;
}
if (qemu_spice.migrate_info(hostname,
has_port ? port : -1,
has_tls_port ? tls_port : -1,
cert_subject)) {
error_setg(errp, "Could not set up display for migration");
return;
}
return;
}
error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "'spice'");
}