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Diffstat (limited to 'docs/qmp/qmp-events.txt')
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1 files changed, 502 insertions, 0 deletions
diff --git a/docs/qmp/qmp-events.txt b/docs/qmp/qmp-events.txt new file mode 100644 index 0000000..4b24ec9 --- /dev/null +++ b/docs/qmp/qmp-events.txt @@ -0,0 +1,502 @@ + QEMU Monitor Protocol Events + ============================ + +BALLOON_CHANGE +-------------- + +Emitted when the guest changes the actual BALLOON level. This +value is equivalent to the 'actual' field return by the +'query-balloon' command + +Data: + +- "actual": actual level of the guest memory balloon in bytes (json-number) + +Example: + +{ "event": "BALLOON_CHANGE", + "data": { "actual": 944766976 }, + "timestamp": { "seconds": 1267020223, "microseconds": 435656 } } + +BLOCK_IMAGE_CORRUPTED +--------------------- + +Emitted when a disk image is being marked corrupt. + +Data: + +- "device": Device name (json-string) +- "msg": Informative message (e.g., reason for the corruption) (json-string) +- "offset": If the corruption resulted from an image access, this is the access + offset into the image (json-int) +- "size": If the corruption resulted from an image access, this is the access + size (json-int) + +Example: + +{ "event": "BLOCK_IMAGE_CORRUPTED", + "data": { "device": "ide0-hd0", + "msg": "Prevented active L1 table overwrite", "offset": 196608, + "size": 65536 }, + "timestamp": { "seconds": 1378126126, "microseconds": 966463 } } + +BLOCK_IO_ERROR +-------------- + +Emitted when a disk I/O error occurs. + +Data: + +- "device": device name (json-string) +- "operation": I/O operation (json-string, "read" or "write") +- "action": action that has been taken, it's one of the following (json-string): + "ignore": error has been ignored + "report": error has been reported to the device + "stop": error caused VM to be stopped + +Example: + +{ "event": "BLOCK_IO_ERROR", + "data": { "device": "ide0-hd1", + "operation": "write", + "action": "stop" }, + "timestamp": { "seconds": 1265044230, "microseconds": 450486 } } + +Note: If action is "stop", a STOP event will eventually follow the +BLOCK_IO_ERROR event. + +BLOCK_JOB_CANCELLED +------------------- + +Emitted when a block job has been cancelled. + +Data: + +- "type": Job type (json-string; "stream" for image streaming + "commit" for block commit) +- "device": Device name (json-string) +- "len": Maximum progress value (json-int) +- "offset": Current progress value (json-int) + On success this is equal to len. + On failure this is less than len. +- "speed": Rate limit, bytes per second (json-int) + +Example: + +{ "event": "BLOCK_JOB_CANCELLED", + "data": { "type": "stream", "device": "virtio-disk0", + "len": 10737418240, "offset": 134217728, + "speed": 0 }, + "timestamp": { "seconds": 1267061043, "microseconds": 959568 } } + +BLOCK_JOB_COMPLETED +------------------- + +Emitted when a block job has completed. + +Data: + +- "type": Job type (json-string; "stream" for image streaming + "commit" for block commit) +- "device": Device name (json-string) +- "len": Maximum progress value (json-int) +- "offset": Current progress value (json-int) + On success this is equal to len. + On failure this is less than len. +- "speed": Rate limit, bytes per second (json-int) +- "error": Error message (json-string, optional) + Only present on failure. This field contains a human-readable + error message. There are no semantics other than that streaming + has failed and clients should not try to interpret the error + string. + +Example: + +{ "event": "BLOCK_JOB_COMPLETED", + "data": { "type": "stream", "device": "virtio-disk0", + "len": 10737418240, "offset": 10737418240, + "speed": 0 }, + "timestamp": { "seconds": 1267061043, "microseconds": 959568 } } + +BLOCK_JOB_ERROR +--------------- + +Emitted when a block job encounters an error. + +Data: + +- "device": device name (json-string) +- "operation": I/O operation (json-string, "read" or "write") +- "action": action that has been taken, it's one of the following (json-string): + "ignore": error has been ignored, the job may fail later + "report": error will be reported and the job canceled + "stop": error caused job to be paused + +Example: + +{ "event": "BLOCK_JOB_ERROR", + "data": { "device": "ide0-hd1", + "operation": "write", + "action": "stop" }, + "timestamp": { "seconds": 1265044230, "microseconds": 450486 } } + +BLOCK_JOB_READY +--------------- + +Emitted when a block job is ready to complete. + +Data: + +- "device": device name (json-string) + +Example: + +{ "event": "BLOCK_JOB_READY", + "data": { "device": "ide0-hd1" }, + "timestamp": { "seconds": 1265044230, "microseconds": 450486 } } + +Note: The "ready to complete" status is always reset by a BLOCK_JOB_ERROR +event. + +DEVICE_DELETED +----------------- + +Emitted whenever the device removal completion is acknowledged +by the guest. +At this point, it's safe to reuse the specified device ID. +Device removal can be initiated by the guest or by HMP/QMP commands. + +Data: + +- "device": device name (json-string, optional) +- "path": device path (json-string) + +{ "event": "DEVICE_DELETED", + "data": { "device": "virtio-net-pci-0", + "path": "/machine/peripheral/virtio-net-pci-0" }, + "timestamp": { "seconds": 1265044230, "microseconds": 450486 } } + +DEVICE_TRAY_MOVED +----------------- + +It's emitted whenever the tray of a removable device is moved by the guest +or by HMP/QMP commands. + +Data: + +- "device": device name (json-string) +- "tray-open": true if the tray has been opened or false if it has been closed + (json-bool) + +{ "event": "DEVICE_TRAY_MOVED", + "data": { "device": "ide1-cd0", + "tray-open": true + }, + "timestamp": { "seconds": 1265044230, "microseconds": 450486 } } + +NIC_RX_FILTER_CHANGED +----------------- + +The event is emitted once until the query command is executed, +the first event will always be emitted. + +Data: + +- "name": net client name (json-string) +- "path": device path (json-string) + +{ "event": "NIC_RX_FILTER_CHANGED", + "data": { "name": "vnet0", + "path": "/machine/peripheral/vnet0/virtio-backend" }, + "timestamp": { "seconds": 1368697518, "microseconds": 326866 } } +} + +RESET +----- + +Emitted when the Virtual Machine is reseted. + +Data: None. + +Example: + +{ "event": "RESET", + "timestamp": { "seconds": 1267041653, "microseconds": 9518 } } + +RESUME +------ + +Emitted when the Virtual Machine resumes execution. + +Data: None. + +Example: + +{ "event": "RESUME", + "timestamp": { "seconds": 1271770767, "microseconds": 582542 } } + +RTC_CHANGE +---------- + +Emitted when the guest changes the RTC time. + +Data: + +- "offset": Offset between base RTC clock (as specified by -rtc base), and +new RTC clock value (json-number) + +Example: + +{ "event": "RTC_CHANGE", + "data": { "offset": 78 }, + "timestamp": { "seconds": 1267020223, "microseconds": 435656 } } + +SHUTDOWN +-------- + +Emitted when the Virtual Machine is powered down. + +Data: None. + +Example: + +{ "event": "SHUTDOWN", + "timestamp": { "seconds": 1267040730, "microseconds": 682951 } } + +Note: If the command-line option "-no-shutdown" has been specified, a STOP +event will eventually follow the SHUTDOWN event. + +SPICE_CONNECTED, SPICE_DISCONNECTED +----------------------------------- + +Emitted when a SPICE client connects or disconnects. + +Data: + +- "server": Server information (json-object) + - "host": IP address (json-string) + - "port": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") +- "client": Client information (json-object) + - "host": IP address (json-string) + - "port": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + +Example: + +{ "timestamp": {"seconds": 1290688046, "microseconds": 388707}, + "event": "SPICE_CONNECTED", + "data": { + "server": { "port": "5920", "family": "ipv4", "host": "127.0.0.1"}, + "client": {"port": "52873", "family": "ipv4", "host": "127.0.0.1"} +}} + +SPICE_INITIALIZED +----------------- + +Emitted after initial handshake and authentication takes place (if any) +and the SPICE channel is up'n'running + +Data: + +- "server": Server information (json-object) + - "host": IP address (json-string) + - "port": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + - "auth": authentication method (json-string, optional) +- "client": Client information (json-object) + - "host": IP address (json-string) + - "port": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + - "connection-id": spice connection id. All channels with the same id + belong to the same spice session (json-int) + - "channel-type": channel type. "1" is the main control channel, filter for + this one if you want track spice sessions only (json-int) + - "channel-id": channel id. Usually "0", might be different needed when + multiple channels of the same type exist, such as multiple + display channels in a multihead setup (json-int) + - "tls": whevener the channel is encrypted (json-bool) + +Example: + +{ "timestamp": {"seconds": 1290688046, "microseconds": 417172}, + "event": "SPICE_INITIALIZED", + "data": {"server": {"auth": "spice", "port": "5921", + "family": "ipv4", "host": "127.0.0.1"}, + "client": {"port": "49004", "family": "ipv4", "channel-type": 3, + "connection-id": 1804289383, "host": "127.0.0.1", + "channel-id": 0, "tls": true} +}} + +STOP +---- + +Emitted when the Virtual Machine is stopped. + +Data: None. + +Example: + +{ "event": "STOP", + "timestamp": { "seconds": 1267041730, "microseconds": 281295 } } + +SUSPEND +------- + +Emitted when guest enters S3 state. + +Data: None. + +Example: + +{ "event": "SUSPEND", + "timestamp": { "seconds": 1344456160, "microseconds": 309119 } } + +SUSPEND_DISK +------------ + +Emitted when the guest makes a request to enter S4 state. + +Data: None. + +Example: + +{ "event": "SUSPEND_DISK", + "timestamp": { "seconds": 1344456160, "microseconds": 309119 } } + +Note: QEMU shuts down when entering S4 state. + +VNC_CONNECTED +------------- + +Emitted when a VNC client establishes a connection. + +Data: + +- "server": Server information (json-object) + - "host": IP address (json-string) + - "service": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + - "auth": authentication method (json-string, optional) +- "client": Client information (json-object) + - "host": IP address (json-string) + - "service": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + +Example: + +{ "event": "VNC_CONNECTED", + "data": { + "server": { "auth": "sasl", "family": "ipv4", + "service": "5901", "host": "0.0.0.0" }, + "client": { "family": "ipv4", "service": "58425", + "host": "127.0.0.1" } }, + "timestamp": { "seconds": 1262976601, "microseconds": 975795 } } + + +Note: This event is emitted before any authentication takes place, thus +the authentication ID is not provided. + +VNC_DISCONNECTED +---------------- + +Emitted when the connection is closed. + +Data: + +- "server": Server information (json-object) + - "host": IP address (json-string) + - "service": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + - "auth": authentication method (json-string, optional) +- "client": Client information (json-object) + - "host": IP address (json-string) + - "service": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + - "x509_dname": TLS dname (json-string, optional) + - "sasl_username": SASL username (json-string, optional) + +Example: + +{ "event": "VNC_DISCONNECTED", + "data": { + "server": { "auth": "sasl", "family": "ipv4", + "service": "5901", "host": "0.0.0.0" }, + "client": { "family": "ipv4", "service": "58425", + "host": "127.0.0.1", "sasl_username": "luiz" } }, + "timestamp": { "seconds": 1262976601, "microseconds": 975795 } } + +VNC_INITIALIZED +--------------- + +Emitted after authentication takes place (if any) and the VNC session is +made active. + +Data: + +- "server": Server information (json-object) + - "host": IP address (json-string) + - "service": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + - "auth": authentication method (json-string, optional) +- "client": Client information (json-object) + - "host": IP address (json-string) + - "service": port number (json-string) + - "family": address family (json-string, "ipv4" or "ipv6") + - "x509_dname": TLS dname (json-string, optional) + - "sasl_username": SASL username (json-string, optional) + +Example: + +{ "event": "VNC_INITIALIZED", + "data": { + "server": { "auth": "sasl", "family": "ipv4", + "service": "5901", "host": "0.0.0.0"}, + "client": { "family": "ipv4", "service": "46089", + "host": "127.0.0.1", "sasl_username": "luiz" } }, + "timestamp": { "seconds": 1263475302, "microseconds": 150772 } } + +WAKEUP +------ + +Emitted when the guest has woken up from S3 and is running. + +Data: None. + +Example: + +{ "event": "WATCHDOG", + "timestamp": { "seconds": 1344522075, "microseconds": 745528 } } + +WATCHDOG +-------- + +Emitted when the watchdog device's timer is expired. + +Data: + +- "action": Action that has been taken, it's one of the following (json-string): + "reset", "shutdown", "poweroff", "pause", "debug", or "none" + +Example: + +{ "event": "WATCHDOG", + "data": { "action": "reset" }, + "timestamp": { "seconds": 1267061043, "microseconds": 959568 } } + +Note: If action is "reset", "shutdown", or "pause" the WATCHDOG event is +followed respectively by the RESET, SHUTDOWN, or STOP events. + +GUEST_PANICKED +-------------- + +Emitted when guest OS panic is detected. + +Data: + +- "action": Action that has been taken (json-string, currently always "pause"). + +Example: + +{ "event": "GUEST_PANICKED", + "data": { "action": "pause" } } |