ui/ui-qmp-cmds.c

   1 /*
   2  * QMP commands related to UI
   3  *
   4  * Copyright IBM, Corp. 2011
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <aliguori@us.ibm.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2.  See
  10  * the COPYING file in the top-level directory.
  11  *
  12  * Contributions after 2012-01-13 are licensed under the terms of the
  13  * GNU GPL, version 2 or (at your option) any later version.
  14  */
  15
  16 #include "qemu/osdep.h"
  17 #include "qapi/qapi-commands-ui.h"
  18 #include "qapi/qmp/qerror.h"
  19 #include "qemu/cutils.h"
  20 #include "ui/console.h"
  21 #include "ui/qemu-spice.h"
  22
  23 void qmp_set_password(SetPasswordOptions *opts, Error **errp)
  24 {
  25     int rc;
  26
  27     if (opts->protocol == DISPLAY_PROTOCOL_SPICE) {
  28         if (!qemu_using_spice(errp)) {
  29             return;
  30         }
  31         rc = qemu_spice.set_passwd(opts->password,
  32                 opts->connected == SET_PASSWORD_ACTION_FAIL,
  33                 opts->connected == SET_PASSWORD_ACTION_DISCONNECT);
  34     } else {
  35         assert(opts->protocol == DISPLAY_PROTOCOL_VNC);
  36         if (opts->connected != SET_PASSWORD_ACTION_KEEP) {
  37             /* vnc supports "connected=keep" only */
  38             error_setg(errp, QERR_INVALID_PARAMETER, "connected");
  39             return;
  40         }
  41         /*
  42          * Note that setting an empty password will not disable login
  43          * through this interface.
  44          */
  45         rc = vnc_display_password(opts->u.vnc.display, opts->password);
  46     }
  47
  48     if (rc != 0) {
  49         error_setg(errp, "Could not set password");
  50     }
  51 }
  52
  53 void qmp_expire_password(ExpirePasswordOptions *opts, Error **errp)
  54 {
  55     time_t when;
  56     int rc;
  57     const char *whenstr = opts->time;
  58     const char *numstr = NULL;
  59     uint64_t num;
  60
  61     if (strcmp(whenstr, "now") == 0) {
  62         when = 0;
  63     } else if (strcmp(whenstr, "never") == 0) {
  64         when = TIME_MAX;
  65     } else if (whenstr[0] == '+') {
  66         when = time(NULL);
  67         numstr = whenstr + 1;
  68     } else {
  69         when = 0;
  70         numstr = whenstr;
  71     }
  72
  73     if (numstr) {
  74         if (qemu_strtou64(numstr, NULL, 10, &num) < 0) {
  75             error_setg(errp, "Parameter 'time' doesn't take value '%s'",
  76                        whenstr);
  77             return;
  78         }
  79         when += num;
  80     }
  81
  82     if (opts->protocol == DISPLAY_PROTOCOL_SPICE) {
  83         if (!qemu_using_spice(errp)) {
  84             return;
  85         }
  86         rc = qemu_spice.set_pw_expire(when);
  87     } else {
  88         assert(opts->protocol == DISPLAY_PROTOCOL_VNC);
  89         rc = vnc_display_pw_expire(opts->u.vnc.display, when);
  90     }
  91
  92     if (rc != 0) {
  93         error_setg(errp, "Could not set password expire time");
  94     }
  95 }
  96
  97 #ifdef CONFIG_VNC
  98 void qmp_change_vnc_password(const char *password, Error **errp)
  99 {
 100     if (vnc_display_password(NULL, password) < 0) {
 101         error_setg(errp, "Could not set password");
 102     }
 103 }
 104 #endif
 105
 106 void qmp_display_reload(DisplayReloadOptions *arg, Error **errp)
 107 {
 108     switch (arg->type) {
 109     case DISPLAY_RELOAD_TYPE_VNC:
 110 #ifdef CONFIG_VNC
 111         if (arg->u.vnc.has_tls_certs && arg->u.vnc.tls_certs) {
 112             vnc_display_reload_certs(NULL, errp);
 113         }
 114 #else
 115         error_setg(errp, "vnc is invalid, missing 'CONFIG_VNC'");
 116 #endif
 117         break;
 118     default:
 119         abort();
 120     }
 121 }
 122
 123 void qmp_display_update(DisplayUpdateOptions *arg, Error **errp)
 124 {
 125     switch (arg->type) {
 126     case DISPLAY_UPDATE_TYPE_VNC:
 127 #ifdef CONFIG_VNC
 128         vnc_display_update(&arg->u.vnc, errp);
 129 #else
 130         error_setg(errp, "vnc is invalid, missing 'CONFIG_VNC'");
 131 #endif
 132         break;
 133     default:
 134         abort();
 135     }
 136 }