Atsushi SAKAI 60d3146965 Fix five typos on doc

manangement => management
varibles    => variables
VMWare      => VMware
specificed  => specified
succeeed    => succeed

Change-Id: I5e2d904f11be4c3366c1ae943c33599be411a5e8

2016-08-22 10:13:09 +09:00

5.2 KiB

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Notifications

Notifications can be generated for several events in the image lifecycle. These can be used for auditing, troubleshooting, etc.

Notification Drivers

log

This driver uses the standard Python logging infrastructure with the notifications ending up in file specified by the log_file configuration directive.
messaging

This strategy sends notifications to a message queue configured using oslo.messaging configuration options.
noop

This strategy produces no notifications. It is the default strategy.

Notification Types

image.create

Emitted when an image record is created in Glance. Image record creation is independent of image data upload.
image.prepare

Emitted when Glance begins uploading image data to its store.
image.upload

Emitted when Glance has completed the upload of image data to its store.
image.activate

Emitted when an image goes to active status. This occurs when Glance knows where the image data is located.
image.send

Emitted upon completion of an image being sent to a consumer.
image.update

Emitted when an image record is updated in Glance.
image.delete

Emitted when an image deleted from Glance.
task.run

Emitted when a task is picked up by the executor to be run.
task.processing

Emitted when a task is sent over to the executor to begin processing.
task.success

Emitted when a task is successfully completed.
task.failure

Emitted when a task fails.

Content

Every message contains a handful of attributes.

message_id

UUID identifying the message.
publisher_id

The hostname of the glance instance that generated the message.
event_type

Event that generated the message.
priority

One of WARN, INFO or ERROR.
timestamp

UTC timestamp of when event was generated.
payload

Data specific to the event type.

Payload

image.send

The payload for INFO, WARN, and ERROR events contain the following:

image_id

ID of the image (UUID)

owner_id

Tenant or User ID that owns this image (string)

receiver_tenant_id

Tenant ID of the account receiving the image (string)

receiver_user_id

User ID of the account receiving the image (string)

destination_ip

The receiver's IP address to which the image was sent (string)

bytes_sent

The number of bytes actually sent
image.create

For INFO events, it is the image metadata. WARN and ERROR events contain a text message in the payload.
image.prepare

For INFO events, it is the image metadata. WARN and ERROR events contain a text message in the payload.
image.upload

For INFO events, it is the image metadata. WARN and ERROR events contain a text message in the payload.
image.activate

For INFO events, it is the image metadata. WARN and ERROR events contain a text message in the payload.
image.update

For INFO events, it is the image metadata. WARN and ERROR events contain a text message in the payload.
image.delete

For INFO events, it is the image id. WARN and ERROR events contain a text message in the payload.
task.run

The payload for INFO, WARN, and ERROR events contain the following:

task_id

ID of the task (UUID)

owner

Tenant or User ID that created this task (string)

task_type

Type of the task. Example, task_type is "import". (string)

status,

status of the task. Status can be "pending", "processing", "success" or "failure". (string)

task_input

Input provided by the user when attempting to create a task. (dict)

result

Resulting output from a successful task. (dict)

message

Message shown in the task if it fails. None if task succeeds. (string)

expires_at

UTC time at which the task would not be visible to the user. (string)

created_at

UTC time at which the task was created. (string)

updated_at

UTC time at which the task was latest updated. (string)

The exceptions are:- For INFO events, it is the task dict with result and message as None.

WARN and ERROR events contain a text message in the payload.
task.processing

For INFO events, it is the task dict with result and message as None. WARN and ERROR events contain a text message in the payload.
task.success

For INFO events, it is the task dict with message as None and result is a dict. WARN and ERROR events contain a text message in the payload.
task.failure

For INFO events, it is the task dict with result as None and message is text. WARN and ERROR events contain a text message in the payload.

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