*/
#include "qemu/osdep.h"
+#include "qemu/units.h"
#include "qapi/error.h"
#include "qemu-version.h"
#include "qemu/cutils.h"
#include "qemu/help_option.h"
#include "qemu/uuid.h"
-
-#ifdef CONFIG_SECCOMP
-#include <sys/prctl.h>
#include "sysemu/seccomp.h"
-#endif
#ifdef CONFIG_SDL
#if defined(__APPLE__) || defined(main)
#include "ui/qemu-spice.h"
#include "qapi/string-input-visitor.h"
#include "qapi/opts-visitor.h"
+#include "qapi/clone-visitor.h"
#include "qom/object_interfaces.h"
#include "exec/semihost.h"
#include "crypto/init.h"
#include "sysemu/replay.h"
#include "qapi/qapi-events-run-state.h"
#include "qapi/qapi-visit-block-core.h"
+#include "qapi/qapi-visit-ui.h"
#include "qapi/qapi-commands-block-core.h"
#include "qapi/qapi-commands-misc.h"
#include "qapi/qapi-commands-run-state.h"
const char *mem_path = NULL;
int mem_prealloc = 0; /* force preallocation of physical target memory */
bool enable_mlock = false;
+bool enable_cpu_pm = false;
int nb_nics;
NICInfo nd_table[MAX_NICS];
int autostart;
int vga_interface_type = VGA_NONE;
static DisplayOptions dpy;
int no_frame;
-static int num_serial_hds = 0;
-static Chardev **serial_hds = NULL;
+static int num_serial_hds;
+static Chardev **serial_hds;
Chardev *parallel_hds[MAX_PARALLEL_PORTS];
Chardev *virtcon_hds[MAX_VIRTIO_CONSOLES];
int win2k_install_hack = 0;
},
};
-static QemuOptsList qemu_sandbox_opts = {
- .name = "sandbox",
- .implied_opt_name = "enable",
- .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
- .desc = {
- {
- .name = "enable",
- .type = QEMU_OPT_BOOL,
- },
- {
- .name = "obsolete",
- .type = QEMU_OPT_STRING,
- },
- {
- .name = "elevateprivileges",
- .type = QEMU_OPT_STRING,
- },
- {
- .name = "spawn",
- .type = QEMU_OPT_STRING,
- },
- {
- .name = "resourcecontrol",
- .type = QEMU_OPT_STRING,
- },
- { /* end of list */ }
- },
-};
-
static QemuOptsList qemu_option_rom_opts = {
.name = "option-rom",
.implied_opt_name = "romfile",
},
};
+static QemuOptsList qemu_overcommit_opts = {
+ .name = "overcommit",
+ .head = QTAILQ_HEAD_INITIALIZER(qemu_overcommit_opts.head),
+ .desc = {
+ {
+ .name = "mem-lock",
+ .type = QEMU_OPT_BOOL,
+ },
+ {
+ .name = "cpu-pm",
+ .type = QEMU_OPT_BOOL,
+ },
+ { /* end of list */ }
+ },
+};
+
static QemuOptsList qemu_msg_opts = {
.name = "msg",
.head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
/***********************************************************/
/* QEMU state */
-static RunState current_run_state = RUN_STATE_PRELAUNCH;
+static RunState current_run_state = RUN_STATE_PRECONFIG;
/* We use RUN_STATE__MAX but any invalid value will do */
static RunState vmstop_requested = RUN_STATE__MAX;
static const RunStateTransition runstate_transitions_def[] = {
/* from -> to */
+ { RUN_STATE_PRECONFIG, RUN_STATE_PRELAUNCH },
+ /* Early switch to inmigrate state to allow -incoming CLI option work
+ * as it used to. TODO: delay actual switching to inmigrate state to
+ * the point after machine is built and remove this hack.
+ */
+ { RUN_STATE_PRECONFIG, RUN_STATE_INMIGRATE },
+
{ RUN_STATE_DEBUG, RUN_STATE_RUNNING },
{ RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
{ RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH },
return 1;
}
-static int parse_sandbox(void *opaque, QemuOpts *opts, Error **errp)
-{
- if (qemu_opt_get_bool(opts, "enable", false)) {
-#ifdef CONFIG_SECCOMP
- uint32_t seccomp_opts = QEMU_SECCOMP_SET_DEFAULT
- | QEMU_SECCOMP_SET_OBSOLETE;
- const char *value = NULL;
-
- value = qemu_opt_get(opts, "obsolete");
- if (value) {
- if (g_str_equal(value, "allow")) {
- seccomp_opts &= ~QEMU_SECCOMP_SET_OBSOLETE;
- } else if (g_str_equal(value, "deny")) {
- /* this is the default option, this if is here
- * to provide a little bit of consistency for
- * the command line */
- } else {
- error_report("invalid argument for obsolete");
- return -1;
- }
- }
-
- value = qemu_opt_get(opts, "elevateprivileges");
- if (value) {
- if (g_str_equal(value, "deny")) {
- seccomp_opts |= QEMU_SECCOMP_SET_PRIVILEGED;
- } else if (g_str_equal(value, "children")) {
- seccomp_opts |= QEMU_SECCOMP_SET_PRIVILEGED;
-
- /* calling prctl directly because we're
- * not sure if host has CAP_SYS_ADMIN set*/
- if (prctl(PR_SET_NO_NEW_PRIVS, 1)) {
- error_report("failed to set no_new_privs "
- "aborting");
- return -1;
- }
- } else if (g_str_equal(value, "allow")) {
- /* default value */
- } else {
- error_report("invalid argument for elevateprivileges");
- return -1;
- }
- }
-
- value = qemu_opt_get(opts, "spawn");
- if (value) {
- if (g_str_equal(value, "deny")) {
- seccomp_opts |= QEMU_SECCOMP_SET_SPAWN;
- } else if (g_str_equal(value, "allow")) {
- /* default value */
- } else {
- error_report("invalid argument for spawn");
- return -1;
- }
- }
-
- value = qemu_opt_get(opts, "resourcecontrol");
- if (value) {
- if (g_str_equal(value, "deny")) {
- seccomp_opts |= QEMU_SECCOMP_SET_RESOURCECTL;
- } else if (g_str_equal(value, "allow")) {
- /* default value */
- } else {
- error_report("invalid argument for resourcecontrol");
- return -1;
- }
- }
-
- if (seccomp_start(seccomp_opts) < 0) {
- error_report("failed to install seccomp syscall filter "
- "in the kernel");
- return -1;
- }
-#else
- error_report("seccomp support is disabled");
- return -1;
-#endif
- }
-
- return 0;
-}
-
static int parse_name(void *opaque, QemuOpts *opts, Error **errp)
{
const char *proc_name;
static int powerdown_requested;
static int debug_requested;
static int suspend_requested;
+static bool preconfig_exit_requested = true;
static WakeupReason wakeup_reason;
static NotifierList powerdown_notifiers =
NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
return r;
}
+void qemu_exit_preconfig_request(void)
+{
+ preconfig_exit_requested = true;
+}
+
/*
* Reset the VM. Issue an event unless @reason is SHUTDOWN_CAUSE_NONE.
*/
} else {
qemu_devices_reset();
}
- if (reason) {
+ if (reason != SHUTDOWN_CAUSE_SUBSYSTEM_RESET) {
qapi_event_send_reset(shutdown_caused_by_guest(reason),
&error_abort);
}
void qemu_system_reset_request(ShutdownCause reason)
{
- if (no_reboot) {
+ if (no_reboot && reason != SHUTDOWN_CAUSE_SUBSYSTEM_RESET) {
shutdown_requested = reason;
} else {
reset_requested = reason;
RunState r;
ShutdownCause request;
+ if (preconfig_exit_requested) {
+ if (runstate_check(RUN_STATE_PRECONFIG)) {
+ runstate_set(RUN_STATE_PRELAUNCH);
+ }
+ preconfig_exit_requested = false;
+ return true;
+ }
if (qemu_debug_requested()) {
vm_stop(RUN_STATE_DEBUG);
}
#ifdef CONFIG_PROFILER
int64_t ti;
#endif
- do {
+ while (!main_loop_should_exit()) {
#ifdef CONFIG_PROFILER
ti = profile_getclock();
#endif
#ifdef CONFIG_PROFILER
dev_time += profile_getclock() - ti;
#endif
- } while (!main_loop_should_exit());
+ }
}
static void version(void)
}
}
+static void parse_display_qapi(const char *optarg)
+{
+ Error *err = NULL;
+ DisplayOptions *opts;
+ Visitor *v;
+
+ v = qobject_input_visitor_new_str(optarg, "type", &err);
+ if (!v) {
+ error_report_err(err);
+ exit(1);
+ }
+
+ visit_type_DisplayOptions(v, NULL, &opts, &error_fatal);
+ QAPI_CLONE_MEMBERS(DisplayOptions, &dpy, opts);
+
+ qapi_free_DisplayOptions(opts);
+ visit_free(v);
+}
+
static void parse_display(const char *p)
{
const char *opts;
if (strstart(p, "sdl", &opts)) {
+ /*
+ * sdl DisplayType needs hand-crafted parser instead of
+ * parse_display_qapi() due to some options not in
+ * DisplayOptions, specifically:
+ * - frame
+ * Already deprecated.
+ * - ctrl_grab + alt_grab
+ * Not clear yet what happens to them long-term. Should
+ * replaced by something better or deprecated and dropped.
+ */
dpy.type = DISPLAY_TYPE_SDL;
while (*opts) {
const char *nextopt;
opts = nextopt;
}
} else if (strstart(p, "vnc", &opts)) {
+ /*
+ * vnc isn't a (local) DisplayType but a protocol for remote
+ * display access.
+ */
if (*opts == '=') {
vnc_parse(opts + 1, &error_fatal);
} else {
error_report("VNC requires a display argument vnc=<display>");
exit(1);
}
- } else if (strstart(p, "egl-headless", &opts)) {
- dpy.type = DISPLAY_TYPE_EGL_HEADLESS;
- } else if (strstart(p, "curses", &opts)) {
- dpy.type = DISPLAY_TYPE_CURSES;
- } else if (strstart(p, "gtk", &opts)) {
- dpy.type = DISPLAY_TYPE_GTK;
- while (*opts) {
- const char *nextopt;
-
- if (strstart(opts, ",grab_on_hover=", &nextopt)) {
- opts = nextopt;
- dpy.u.gtk.has_grab_on_hover = true;
- if (strstart(opts, "on", &nextopt)) {
- dpy.u.gtk.grab_on_hover = true;
- } else if (strstart(opts, "off", &nextopt)) {
- dpy.u.gtk.grab_on_hover = false;
- } else {
- goto invalid_gtk_args;
- }
- } else if (strstart(opts, ",gl=", &nextopt)) {
- opts = nextopt;
- dpy.has_gl = true;
- if (strstart(opts, "on", &nextopt)) {
- dpy.gl = DISPLAYGL_MODE_ON;
- } else if (strstart(opts, "off", &nextopt)) {
- dpy.gl = DISPLAYGL_MODE_OFF;
- } else {
- goto invalid_gtk_args;
- }
- } else {
- invalid_gtk_args:
- error_report("invalid GTK option string");
- exit(1);
- }
- opts = nextopt;
- }
- } else if (strstart(p, "none", &opts)) {
- dpy.type = DISPLAY_TYPE_NONE;
} else {
- error_report("unknown display type");
- exit(1);
+ parse_display_qapi(p);
}
}
-static int balloon_parse(const char *arg)
-{
- QemuOpts *opts;
-
- warn_report("This option is deprecated. "
- "Use '--device virtio-balloon' to enable the balloon device.");
-
- if (strcmp(arg, "none") == 0) {
- return 0;
- }
-
- if (!strncmp(arg, "virtio", 6)) {
- if (arg[6] == ',') {
- /* have params -> parse them */
- opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7,
- false);
- if (!opts)
- return -1;
- } else {
- /* create empty opts */
- opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
- &error_abort);
- }
- qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
- return 0;
- }
-
- return -1;
-}
-
char *qemu_find_file(int type, const char *name)
{
int i;
if (mc->alias) {
printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
}
- printf("%-20s %s%s\n", mc->name, mc->desc,
- mc->is_default ? " (default)" : "");
+ printf("%-20s %s%s%s\n", mc->name, mc->desc,
+ mc->is_default ? " (default)" : "",
+ mc->deprecation_reason ? " (deprecated)" : "");
}
}
if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
uint64_t overflow_check = sz;
- sz <<= 20;
- if ((sz >> 20) != overflow_check) {
+ sz *= MiB;
+ if (sz / MiB != overflow_check) {
error_report("too large 'size' option value");
exit(EXIT_FAILURE);
}
qemu_add_opts(&qemu_mem_opts);
qemu_add_opts(&qemu_smp_opts);
qemu_add_opts(&qemu_boot_opts);
- qemu_add_opts(&qemu_sandbox_opts);
qemu_add_opts(&qemu_add_fd_opts);
qemu_add_opts(&qemu_object_opts);
qemu_add_opts(&qemu_tpmdev_opts);
qemu_add_opts(&qemu_realtime_opts);
+ qemu_add_opts(&qemu_overcommit_opts);
qemu_add_opts(&qemu_msg_opts);
qemu_add_opts(&qemu_name_opts);
qemu_add_opts(&qemu_numa_opts);
runstate_init();
postcopy_infrastructure_init();
+ monitor_init_globals();
if (qcrypto_init(&err) < 0) {
error_reportf_err(err, "cannot initialize crypto: ");
popt = lookup_opt(argc, argv, &optarg, &optind);
switch (popt->index) {
- case QEMU_OPTION_nodefconfig:
case QEMU_OPTION_nouserconfig:
userconfig = false;
break;
exit(1);
}
break;
+ case QEMU_OPTION_preconfig:
+ preconfig_exit_requested = false;
+ break;
case QEMU_OPTION_enable_kvm:
olist = qemu_find_opts("machine");
qemu_opts_parse_noisily(olist, "accel=kvm", false);
break;
case QEMU_OPTION_enable_hax:
+ warn_report("Option is deprecated, use '-accel hax' instead");
olist = qemu_find_opts("machine");
qemu_opts_parse_noisily(olist, "accel=hax", false);
break;
case QEMU_OPTION_no_hpet:
no_hpet = 1;
break;
- case QEMU_OPTION_balloon:
- if (balloon_parse(optarg) < 0) {
- error_report("unknown -balloon argument %s", optarg);
- exit(1);
- }
- break;
case QEMU_OPTION_no_reboot:
no_reboot = 1;
break;
/* Clock options no longer exist. Keep this option for
* backward compatibility.
*/
+ warn_report("This option is ignored and will be removed soon");
break;
case QEMU_OPTION_startdate:
warn_report("This option is deprecated, use '-rtc base=' instead.");
qtest_log = optarg;
break;
case QEMU_OPTION_sandbox:
+#ifdef CONFIG_SECCOMP
opts = qemu_opts_parse_noisily(qemu_find_opts("sandbox"),
optarg, true);
if (!opts) {
exit(1);
}
+#else
+ error_report("-sandbox support is not enabled "
+ "in this QEMU binary");
+ exit(1);
+#endif
break;
case QEMU_OPTION_add_fd:
#ifndef _WIN32
if (!opts) {
exit(1);
}
- enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
+ /* Don't override the -overcommit option if set */
+ enable_mlock = enable_mlock ||
+ qemu_opt_get_bool(opts, "mlock", true);
+ break;
+ case QEMU_OPTION_overcommit:
+ opts = qemu_opts_parse_noisily(qemu_find_opts("overcommit"),
+ optarg, false);
+ if (!opts) {
+ exit(1);
+ }
+ /* Don't override the -realtime option if set */
+ enable_mlock = enable_mlock ||
+ qemu_opt_get_bool(opts, "mem-lock", false);
+ enable_cpu_pm = qemu_opt_get_bool(opts, "cpu-pm", false);
break;
case QEMU_OPTION_msg:
opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg,
exit(1);
}
break;
+ case QEMU_OPTION_enable_sync_profile:
+ qsp_enable();
+ break;
+ case QEMU_OPTION_nouserconfig:
+ /* Nothing to be parsed here. Especially, do not error out below. */
+ break;
default:
if (os_parse_cmd_args(popt->index, optarg)) {
error_report("Option not supported in this build");
replay_configure(icount_opts);
+ if (incoming && !preconfig_exit_requested) {
+ error_report("'preconfig' and 'incoming' options are "
+ "mutually exclusive");
+ exit(EXIT_FAILURE);
+ }
+
machine_class = select_machine();
set_memory_options(&ram_slots, &maxram_size, machine_class);
exit(1);
}
+#ifdef CONFIG_SECCOMP
if (qemu_opts_foreach(qemu_find_opts("sandbox"),
parse_sandbox, NULL, NULL)) {
exit(1);
}
+#endif
if (qemu_opts_foreach(qemu_find_opts("name"),
parse_name, NULL, NULL)) {
}
if (is_daemonized()) {
+ if (!preconfig_exit_requested) {
+ error_report("'preconfig' and 'daemonize' options are "
+ "mutually exclusive");
+ exit(EXIT_FAILURE);
+ }
+
/* According to documentation and historically, -nographic redirects
* serial port, parallel port and monitor to stdio, which does not work
* with -daemonize. We can redirect these to null instead, but since
configure_accelerator(current_machine);
+ if (!qtest_enabled() && machine_class->deprecation_reason) {
+ error_report("Machine type '%s' is deprecated: %s",
+ machine_class->name, machine_class->deprecation_reason);
+ }
+
/*
* Register all the global properties, including accel properties,
* machine properties, and user-specified ones.
default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
- /*
- * Note: qtest_enabled() (which is used in monitor_qapi_event_init())
- * depends on configure_accelerator() above.
- */
- monitor_init_globals();
-
if (qemu_opts_foreach(qemu_find_opts("mon"),
mon_init_func, NULL, NULL)) {
exit(1);
}
parse_numa_opts(current_machine);
+ /* do monitor/qmp handling at preconfig state if requested */
+ main_loop();
+
+ /* from here on runstate is RUN_STATE_PRELAUNCH */
machine_run_board_init(current_machine);
realtime_init();
* (2) CONFIG_SLIRP not set, in which case the implicit "-net nic"
* sets up a nic that isn't connected to anything.
*/
- if (!default_net) {
+ if (!default_net && (!qtest_enabled() || has_defaults)) {
net_check_clients();
}
-
if (boot_once) {
qemu_boot_set(boot_once, &error_fatal);
qemu_register_reset(restore_boot_order, g_strdup(boot_order));
/* No more vcpu or device emulation activity beyond this point */
vm_shutdown();
+ job_cancel_sync_all();
bdrv_close_all();
res_free();
projects / qemu.git / blobdiff