QLIST_ENTRY(mon_fd_t) next;
};
+/* file descriptor associated with a file descriptor set */
+typedef struct MonFdsetFd MonFdsetFd;
+struct MonFdsetFd {
+ int fd;
+ bool removed;
+ char *opaque;
+ QLIST_ENTRY(MonFdsetFd) next;
+};
+
+/* file descriptor set containing fds passed via SCM_RIGHTS */
+typedef struct MonFdset MonFdset;
+struct MonFdset {
+ int64_t id;
+ QLIST_HEAD(, MonFdsetFd) fds;
+ QLIST_HEAD(, MonFdsetFd) dup_fds;
+ QLIST_ENTRY(MonFdset) next;
+};
+
typedef struct MonitorControl {
QObject *id;
JSONMessageParser parser;
#define QMP_ACCEPT_UNKNOWNS 1
static QLIST_HEAD(mon_list, Monitor) mon_list;
+static QLIST_HEAD(mon_fdsets, MonFdset) mon_fdsets;
+static int mon_refcount;
static mon_cmd_t mon_cmds[];
static mon_cmd_t info_cmds[];
[QEVENT_BLOCK_JOB_CANCELLED] = "BLOCK_JOB_CANCELLED",
[QEVENT_DEVICE_TRAY_MOVED] = "DEVICE_TRAY_MOVED",
[QEVENT_SUSPEND] = "SUSPEND",
+ [QEVENT_SUSPEND_DISK] = "SUSPEND_DISK",
[QEVENT_WAKEUP] = "WAKEUP",
[QEVENT_BALLOON_CHANGE] = "BALLOON_CHANGE",
+ [QEVENT_SPICE_MIGRATE_COMPLETED] = "SPICE_MIGRATE_COMPLETED",
};
QEMU_BUILD_BUG_ON(ARRAY_SIZE(monitor_event_names) != QEVENT_MAX)
return -1;
}
-static int do_screen_dump(Monitor *mon, const QDict *qdict, QObject **ret_data)
-{
- vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
- return 0;
-}
-
static void do_logfile(Monitor *mon, const QDict *qdict)
{
cpu_set_log_filename(qdict_get_str(qdict, "filename"));
monitor_printf(mon, "%05d\n", sum);
}
-typedef struct {
- int keycode;
- const char *name;
-} KeyDef;
-
-static const KeyDef key_defs[] = {
- { 0x2a, "shift" },
- { 0x36, "shift_r" },
-
- { 0x38, "alt" },
- { 0xb8, "alt_r" },
- { 0x64, "altgr" },
- { 0xe4, "altgr_r" },
- { 0x1d, "ctrl" },
- { 0x9d, "ctrl_r" },
-
- { 0xdd, "menu" },
-
- { 0x01, "esc" },
-
- { 0x02, "1" },
- { 0x03, "2" },
- { 0x04, "3" },
- { 0x05, "4" },
- { 0x06, "5" },
- { 0x07, "6" },
- { 0x08, "7" },
- { 0x09, "8" },
- { 0x0a, "9" },
- { 0x0b, "0" },
- { 0x0c, "minus" },
- { 0x0d, "equal" },
- { 0x0e, "backspace" },
-
- { 0x0f, "tab" },
- { 0x10, "q" },
- { 0x11, "w" },
- { 0x12, "e" },
- { 0x13, "r" },
- { 0x14, "t" },
- { 0x15, "y" },
- { 0x16, "u" },
- { 0x17, "i" },
- { 0x18, "o" },
- { 0x19, "p" },
- { 0x1a, "bracket_left" },
- { 0x1b, "bracket_right" },
- { 0x1c, "ret" },
-
- { 0x1e, "a" },
- { 0x1f, "s" },
- { 0x20, "d" },
- { 0x21, "f" },
- { 0x22, "g" },
- { 0x23, "h" },
- { 0x24, "j" },
- { 0x25, "k" },
- { 0x26, "l" },
- { 0x27, "semicolon" },
- { 0x28, "apostrophe" },
- { 0x29, "grave_accent" },
-
- { 0x2b, "backslash" },
- { 0x2c, "z" },
- { 0x2d, "x" },
- { 0x2e, "c" },
- { 0x2f, "v" },
- { 0x30, "b" },
- { 0x31, "n" },
- { 0x32, "m" },
- { 0x33, "comma" },
- { 0x34, "dot" },
- { 0x35, "slash" },
-
- { 0x37, "asterisk" },
-
- { 0x39, "spc" },
- { 0x3a, "caps_lock" },
- { 0x3b, "f1" },
- { 0x3c, "f2" },
- { 0x3d, "f3" },
- { 0x3e, "f4" },
- { 0x3f, "f5" },
- { 0x40, "f6" },
- { 0x41, "f7" },
- { 0x42, "f8" },
- { 0x43, "f9" },
- { 0x44, "f10" },
- { 0x45, "num_lock" },
- { 0x46, "scroll_lock" },
-
- { 0xb5, "kp_divide" },
- { 0x37, "kp_multiply" },
- { 0x4a, "kp_subtract" },
- { 0x4e, "kp_add" },
- { 0x9c, "kp_enter" },
- { 0x53, "kp_decimal" },
- { 0x54, "sysrq" },
-
- { 0x52, "kp_0" },
- { 0x4f, "kp_1" },
- { 0x50, "kp_2" },
- { 0x51, "kp_3" },
- { 0x4b, "kp_4" },
- { 0x4c, "kp_5" },
- { 0x4d, "kp_6" },
- { 0x47, "kp_7" },
- { 0x48, "kp_8" },
- { 0x49, "kp_9" },
-
- { 0x56, "<" },
-
- { 0x57, "f11" },
- { 0x58, "f12" },
-
- { 0xb7, "print" },
-
- { 0xc7, "home" },
- { 0xc9, "pgup" },
- { 0xd1, "pgdn" },
- { 0xcf, "end" },
-
- { 0xcb, "left" },
- { 0xc8, "up" },
- { 0xd0, "down" },
- { 0xcd, "right" },
-
- { 0xd2, "insert" },
- { 0xd3, "delete" },
-#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
- { 0xf0, "stop" },
- { 0xf1, "again" },
- { 0xf2, "props" },
- { 0xf3, "undo" },
- { 0xf4, "front" },
- { 0xf5, "copy" },
- { 0xf6, "open" },
- { 0xf7, "paste" },
- { 0xf8, "find" },
- { 0xf9, "cut" },
- { 0xfa, "lf" },
- { 0xfb, "help" },
- { 0xfc, "meta_l" },
- { 0xfd, "meta_r" },
- { 0xfe, "compose" },
-#endif
- { 0, NULL },
-};
-
-static int get_keycode(const char *key)
-{
- const KeyDef *p;
- char *endp;
- int ret;
-
- for(p = key_defs; p->name != NULL; p++) {
- if (!strcmp(key, p->name))
- return p->keycode;
- }
- if (strstart(key, "0x", NULL)) {
- ret = strtoul(key, &endp, 0);
- if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
- return ret;
- }
- return -1;
-}
-
-#define MAX_KEYCODES 16
-static uint8_t keycodes[MAX_KEYCODES];
-static int nb_pending_keycodes;
-static QEMUTimer *key_timer;
-
-static void release_keys(void *opaque)
-{
- int keycode;
-
- while (nb_pending_keycodes > 0) {
- nb_pending_keycodes--;
- keycode = keycodes[nb_pending_keycodes];
- if (keycode & 0x80)
- kbd_put_keycode(0xe0);
- kbd_put_keycode(keycode | 0x80);
- }
-}
-
-static void do_sendkey(Monitor *mon, const QDict *qdict)
-{
- char keyname_buf[16];
- char *separator;
- int keyname_len, keycode, i;
- const char *string = qdict_get_str(qdict, "string");
- int has_hold_time = qdict_haskey(qdict, "hold_time");
- int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
-
- if (nb_pending_keycodes > 0) {
- qemu_del_timer(key_timer);
- release_keys(NULL);
- }
- if (!has_hold_time)
- hold_time = 100;
- i = 0;
- while (1) {
- separator = strchr(string, '-');
- keyname_len = separator ? separator - string : strlen(string);
- if (keyname_len > 0) {
- pstrcpy(keyname_buf, sizeof(keyname_buf), string);
- if (keyname_len > sizeof(keyname_buf) - 1) {
- monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
- return;
- }
- if (i == MAX_KEYCODES) {
- monitor_printf(mon, "too many keys\n");
- return;
- }
- keyname_buf[keyname_len] = 0;
- keycode = get_keycode(keyname_buf);
- if (keycode < 0) {
- monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
- return;
- }
- keycodes[i++] = keycode;
- }
- if (!separator)
- break;
- string = separator + 1;
- }
- nb_pending_keycodes = i;
- /* key down events */
- for (i = 0; i < nb_pending_keycodes; i++) {
- keycode = keycodes[i];
- if (keycode & 0x80)
- kbd_put_keycode(0xe0);
- kbd_put_keycode(keycode & 0x7f);
- }
- /* delayed key up events */
- qemu_mod_timer(key_timer, qemu_get_clock_ns(vm_clock) +
- muldiv64(get_ticks_per_sec(), hold_time, 1000));
-}
-
static int mouse_button_state;
static void do_mouse_move(Monitor *mon, const QDict *qdict)
return -1;
}
+static void monitor_fdset_cleanup(MonFdset *mon_fdset)
+{
+ MonFdsetFd *mon_fdset_fd;
+ MonFdsetFd *mon_fdset_fd_next;
+
+ QLIST_FOREACH_SAFE(mon_fdset_fd, &mon_fdset->fds, next, mon_fdset_fd_next) {
+ if (mon_fdset_fd->removed ||
+ (QLIST_EMPTY(&mon_fdset->dup_fds) && mon_refcount == 0)) {
+ close(mon_fdset_fd->fd);
+ g_free(mon_fdset_fd->opaque);
+ QLIST_REMOVE(mon_fdset_fd, next);
+ g_free(mon_fdset_fd);
+ }
+ }
+
+ if (QLIST_EMPTY(&mon_fdset->fds) && QLIST_EMPTY(&mon_fdset->dup_fds)) {
+ QLIST_REMOVE(mon_fdset, next);
+ g_free(mon_fdset);
+ }
+}
+
+static void monitor_fdsets_cleanup(void)
+{
+ MonFdset *mon_fdset;
+ MonFdset *mon_fdset_next;
+
+ QLIST_FOREACH_SAFE(mon_fdset, &mon_fdsets, next, mon_fdset_next) {
+ monitor_fdset_cleanup(mon_fdset);
+ }
+}
+
+AddfdInfo *qmp_add_fd(bool has_fdset_id, int64_t fdset_id, bool has_opaque,
+ const char *opaque, Error **errp)
+{
+ int fd;
+ Monitor *mon = cur_mon;
+ MonFdset *mon_fdset;
+ MonFdsetFd *mon_fdset_fd;
+ AddfdInfo *fdinfo;
+
+ fd = qemu_chr_fe_get_msgfd(mon->chr);
+ if (fd == -1) {
+ error_set(errp, QERR_FD_NOT_SUPPLIED);
+ goto error;
+ }
+
+ if (has_fdset_id) {
+ QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
+ if (mon_fdset->id == fdset_id) {
+ break;
+ }
+ }
+ if (mon_fdset == NULL) {
+ error_set(errp, QERR_INVALID_PARAMETER_VALUE, "fdset-id",
+ "an existing fdset-id");
+ goto error;
+ }
+ } else {
+ int64_t fdset_id_prev = -1;
+ MonFdset *mon_fdset_cur = QLIST_FIRST(&mon_fdsets);
+
+ /* Use first available fdset ID */
+ QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
+ mon_fdset_cur = mon_fdset;
+ if (fdset_id_prev == mon_fdset_cur->id - 1) {
+ fdset_id_prev = mon_fdset_cur->id;
+ continue;
+ }
+ break;
+ }
+
+ mon_fdset = g_malloc0(sizeof(*mon_fdset));
+ mon_fdset->id = fdset_id_prev + 1;
+
+ /* The fdset list is ordered by fdset ID */
+ if (mon_fdset->id == 0) {
+ QLIST_INSERT_HEAD(&mon_fdsets, mon_fdset, next);
+ } else if (mon_fdset->id < mon_fdset_cur->id) {
+ QLIST_INSERT_BEFORE(mon_fdset_cur, mon_fdset, next);
+ } else {
+ QLIST_INSERT_AFTER(mon_fdset_cur, mon_fdset, next);
+ }
+ }
+
+ mon_fdset_fd = g_malloc0(sizeof(*mon_fdset_fd));
+ mon_fdset_fd->fd = fd;
+ mon_fdset_fd->removed = false;
+ if (has_opaque) {
+ mon_fdset_fd->opaque = g_strdup(opaque);
+ }
+ QLIST_INSERT_HEAD(&mon_fdset->fds, mon_fdset_fd, next);
+
+ fdinfo = g_malloc0(sizeof(*fdinfo));
+ fdinfo->fdset_id = mon_fdset->id;
+ fdinfo->fd = mon_fdset_fd->fd;
+
+ return fdinfo;
+
+error:
+ if (fd != -1) {
+ close(fd);
+ }
+ return NULL;
+}
+
+void qmp_remove_fd(int64_t fdset_id, bool has_fd, int64_t fd, Error **errp)
+{
+ MonFdset *mon_fdset;
+ MonFdsetFd *mon_fdset_fd;
+ char fd_str[60];
+
+ QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
+ if (mon_fdset->id != fdset_id) {
+ continue;
+ }
+ QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
+ if (has_fd) {
+ if (mon_fdset_fd->fd != fd) {
+ continue;
+ }
+ mon_fdset_fd->removed = true;
+ break;
+ } else {
+ mon_fdset_fd->removed = true;
+ }
+ }
+ if (has_fd && !mon_fdset_fd) {
+ goto error;
+ }
+ monitor_fdset_cleanup(mon_fdset);
+ return;
+ }
+
+error:
+ if (has_fd) {
+ snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64 ", fd:%" PRId64,
+ fdset_id, fd);
+ } else {
+ snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64, fdset_id);
+ }
+ error_set(errp, QERR_FD_NOT_FOUND, fd_str);
+}
+
+FdsetInfoList *qmp_query_fdsets(Error **errp)
+{
+ MonFdset *mon_fdset;
+ MonFdsetFd *mon_fdset_fd;
+ FdsetInfoList *fdset_list = NULL;
+
+ QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
+ FdsetInfoList *fdset_info = g_malloc0(sizeof(*fdset_info));
+ FdsetFdInfoList *fdsetfd_list = NULL;
+
+ fdset_info->value = g_malloc0(sizeof(*fdset_info->value));
+ fdset_info->value->fdset_id = mon_fdset->id;
+
+ QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
+ FdsetFdInfoList *fdsetfd_info;
+
+ fdsetfd_info = g_malloc0(sizeof(*fdsetfd_info));
+ fdsetfd_info->value = g_malloc0(sizeof(*fdsetfd_info->value));
+ fdsetfd_info->value->fd = mon_fdset_fd->fd;
+ if (mon_fdset_fd->opaque) {
+ fdsetfd_info->value->has_opaque = true;
+ fdsetfd_info->value->opaque = g_strdup(mon_fdset_fd->opaque);
+ } else {
+ fdsetfd_info->value->has_opaque = false;
+ }
+
+ fdsetfd_info->next = fdsetfd_list;
+ fdsetfd_list = fdsetfd_info;
+ }
+
+ fdset_info->value->fds = fdsetfd_list;
+
+ fdset_info->next = fdset_list;
+ fdset_list = fdset_info;
+ }
+
+ return fdset_list;
+}
+
+int monitor_fdset_get_fd(int64_t fdset_id, int flags)
+{
+#ifndef _WIN32
+ MonFdset *mon_fdset;
+ MonFdsetFd *mon_fdset_fd;
+ int mon_fd_flags;
+
+ QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
+ if (mon_fdset->id != fdset_id) {
+ continue;
+ }
+ QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
+ mon_fd_flags = fcntl(mon_fdset_fd->fd, F_GETFL);
+ if (mon_fd_flags == -1) {
+ return -1;
+ }
+
+ if ((flags & O_ACCMODE) == (mon_fd_flags & O_ACCMODE)) {
+ return mon_fdset_fd->fd;
+ }
+ }
+ errno = EACCES;
+ return -1;
+ }
+#endif
+
+ errno = ENOENT;
+ return -1;
+}
+
+int monitor_fdset_dup_fd_add(int64_t fdset_id, int dup_fd)
+{
+ MonFdset *mon_fdset;
+ MonFdsetFd *mon_fdset_fd_dup;
+
+ QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
+ if (mon_fdset->id != fdset_id) {
+ continue;
+ }
+ QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) {
+ if (mon_fdset_fd_dup->fd == dup_fd) {
+ return -1;
+ }
+ }
+ mon_fdset_fd_dup = g_malloc0(sizeof(*mon_fdset_fd_dup));
+ mon_fdset_fd_dup->fd = dup_fd;
+ QLIST_INSERT_HEAD(&mon_fdset->dup_fds, mon_fdset_fd_dup, next);
+ return 0;
+ }
+ return -1;
+}
+
+static int monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove)
+{
+ MonFdset *mon_fdset;
+ MonFdsetFd *mon_fdset_fd_dup;
+
+ QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
+ QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) {
+ if (mon_fdset_fd_dup->fd == dup_fd) {
+ if (remove) {
+ QLIST_REMOVE(mon_fdset_fd_dup, next);
+ if (QLIST_EMPTY(&mon_fdset->dup_fds)) {
+ monitor_fdset_cleanup(mon_fdset);
+ }
+ }
+ return mon_fdset->id;
+ }
+ }
+ }
+ return -1;
+}
+
+int monitor_fdset_dup_fd_find(int dup_fd)
+{
+ return monitor_fdset_dup_fd_find_remove(dup_fd, false);
+}
+
+int monitor_fdset_dup_fd_remove(int dup_fd)
+{
+ return monitor_fdset_dup_fd_find_remove(dup_fd, true);
+}
+
+int monitor_handle_fd_param(Monitor *mon, const char *fdname)
+{
+ int fd;
+
+ if (!qemu_isdigit(fdname[0]) && mon) {
+
+ fd = monitor_get_fd(mon, fdname);
+ if (fd == -1) {
+ error_report("No file descriptor named %s found", fdname);
+ return -1;
+ }
+ } else {
+ fd = qemu_parse_fd(fdname);
+ }
+
+ return fd;
+}
+
/* mon_cmds and info_cmds would be sorted at runtime */
static mon_cmd_t mon_cmds[] = {
#include "hmp-commands.h"
.help = "show migration status",
.mhandler.info = hmp_info_migrate,
},
+ {
+ .name = "migrate_capabilities",
+ .args_type = "",
+ .params = "",
+ .help = "show current migration capabilities",
+ .mhandler.info = hmp_info_migrate_capabilities,
+ },
+ {
+ .name = "migrate_cache_size",
+ .args_type = "",
+ .params = "",
+ .help = "show current migration xbzrle cache size",
+ .mhandler.info = hmp_info_migrate_cache_size,
+ },
{
.name = "balloon",
.args_type = "",
break;
default:
errno = 0;
-#if TARGET_PHYS_ADDR_BITS > 32
n = strtoull(pch, &p, 0);
-#else
- n = strtoul(pch, &p, 0);
-#endif
if (errno == ERANGE) {
expr_error(mon, "number too large");
}
int nb_args, i, len;
const char *ptype, *str;
const mon_cmd_t *cmd;
- const KeyDef *key;
parse_cmdline(cmdline, &nb_args, args);
#ifdef DEBUG_COMPLETION
if (sep)
str = sep + 1;
readline_set_completion_index(cur_mon->rs, strlen(str));
- for(key = key_defs; key->name != NULL; key++) {
- cmd_completion(str, key->name);
+ for (i = 0; i < Q_KEY_CODE_MAX; i++) {
+ cmd_completion(str, QKeyCode_lookup[i]);
}
} else if (!strcmp(cmd->name, "help|?")) {
readline_set_completion_index(cur_mon->rs, strlen(str));
switch (event) {
case CHR_EVENT_OPENED:
mon->mc->command_mode = 0;
- json_message_parser_init(&mon->mc->parser, handle_qmp_command);
data = get_qmp_greeting();
monitor_json_emitter(mon, data);
qobject_decref(data);
+ mon_refcount++;
break;
case CHR_EVENT_CLOSED:
json_message_parser_destroy(&mon->mc->parser);
+ json_message_parser_init(&mon->mc->parser, handle_qmp_command);
+ mon_refcount--;
+ monitor_fdsets_cleanup();
break;
}
}
readline_show_prompt(mon->rs);
}
mon->reset_seen = 1;
+ mon_refcount++;
+ break;
+
+ case CHR_EVENT_CLOSED:
+ mon_refcount--;
+ monitor_fdsets_cleanup();
break;
}
}
Monitor *mon;
if (is_first_init) {
- key_timer = qemu_new_timer_ns(vm_clock, release_keys, NULL);
monitor_protocol_event_init();
is_first_init = 0;
}
qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
monitor_control_event, mon);
qemu_chr_fe_set_echo(chr, true);
+
+ json_message_parser_init(&mon->mc->parser, handle_qmp_command);
} else {
qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
monitor_event, mon);