Sybren A. Stüvel
ef726da17b
Broadcast create/update/delete operations on worker tags via SocketIO. Ref: #104204
136 lines
5.1 KiB
Go
136 lines
5.1 KiB
Go
// SPDX-License-Identifier: GPL-3.0-or-later
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package webupdates
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import (
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"fmt"
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gosocketio "github.com/graarh/golang-socketio"
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"projects.blender.org/studio/flamenco/internal/uuid"
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"projects.blender.org/studio/flamenco/pkg/api"
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)
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// Separate type aliases for room names and event types; it's otherwise too easy
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// to confuse the two.
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type (
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SocketIORoomName string
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SocketIOEventType string
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)
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const (
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// Predefined SocketIO rooms. There will be others, but those will have a
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// dynamic name like `job-fa48930a-105c-4125-a7f7-0aa1651dcd57` and cannot be
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// listed here as constants. See `roomXXX()` functions for those.
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SocketIORoomChat SocketIORoomName = "Chat" // For chat messages.
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SocketIORoomJobs SocketIORoomName = "Jobs" // For job updates.
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SocketIORoomWorkers SocketIORoomName = "Workers" // For worker updates.
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SocketIORoomWorkerTags SocketIORoomName = "WorkerTags" // For worker tag updates.
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// For updates about ALL last-rendered images. Normally these are sent to a
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// room specific to a particular job, but for the global "last rendered image"
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// all updates are sent here too.
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SocketIORoomLastRendered SocketIORoomName = "Last-Rendered"
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)
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const (
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// Predefined SocketIO event types.
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SIOEventChatMessageRcv SocketIOEventType = "/chat" // clients send chat messages here
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SIOEventChatMessageSend SocketIOEventType = "/message" // chat messages are broadcasted here
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SIOEventJobUpdate SocketIOEventType = "/jobs" // sends api.SocketIOJobUpdate
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SIOEventLastRenderedUpdate SocketIOEventType = "/last-rendered" // sends api.SocketIOLastRenderedUpdate
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SIOEventTaskUpdate SocketIOEventType = "/task" // sends api.SocketIOTaskUpdate
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SIOEventTaskLogUpdate SocketIOEventType = "/tasklog" // sends api.SocketIOTaskLogUpdate
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SIOEventWorkerUpdate SocketIOEventType = "/workers" // sends api.SocketIOWorkerUpdate
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SIOEventWorkerTagUpdate SocketIOEventType = "/workertags" // sends api.SocketIOWorkerTagUpdate
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SIOEventSubscription SocketIOEventType = "/subscription" // clients send api.SocketIOSubscription
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)
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func (b *BiDirComms) BroadcastTo(room SocketIORoomName, eventType SocketIOEventType, payload interface{}) {
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b.sockserv.BroadcastTo(string(room), string(eventType), payload)
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}
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func (b *BiDirComms) registerRoomEventHandlers() {
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_ = b.sockserv.On(string(SIOEventSubscription), b.handleRoomSubscription)
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}
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func (b *BiDirComms) handleRoomSubscription(c *gosocketio.Channel, subs api.SocketIOSubscription) string {
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logger := sioLogger(c)
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logCtx := logger.With().
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Str("op", string(subs.Op)).
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Str("type", string(subs.Type))
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if subs.Uuid != nil {
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logCtx = logCtx.Str("uuid", string(*subs.Uuid))
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}
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logger = logCtx.Logger()
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if subs.Uuid != nil && !uuid.IsValid(*subs.Uuid) {
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logger.Warn().Msg("socketIO: invalid UUID, ignoring subscription request")
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return "invalid UUID, ignoring request"
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}
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var sioRoom SocketIORoomName
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switch subs.Type {
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case api.SocketIOSubscriptionTypeAllJobs:
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sioRoom = SocketIORoomJobs
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case api.SocketIOSubscriptionTypeAllWorkers:
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sioRoom = SocketIORoomWorkers
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case api.SocketIOSubscriptionTypeAllLastRendered:
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sioRoom = SocketIORoomLastRendered
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case api.SocketIOSubscriptionTypeAllWorkerTags:
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sioRoom = SocketIORoomWorkerTags
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case api.SocketIOSubscriptionTypeJob:
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if subs.Uuid == nil {
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logger.Warn().Msg("socketIO: trying to (un)subscribe to job without UUID")
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return "operation on job requires a UUID"
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}
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sioRoom = roomForJob(*subs.Uuid)
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case api.SocketIOSubscriptionTypeTasklog:
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if subs.Uuid == nil {
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logger.Warn().Msg("socketIO: trying to (un)subscribe to task without UUID")
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return "operation on task requires a UUID"
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}
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sioRoom = roomForTaskLog(*subs.Uuid)
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default:
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logger.Warn().Msg("socketIO: unknown subscription type, ignoring")
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return "unknown subscription type, ignoring request"
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}
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var err error
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switch subs.Op {
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case api.SocketIOSubscriptionOperationSubscribe:
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err = c.Join(string(sioRoom))
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case api.SocketIOSubscriptionOperationUnsubscribe:
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err = c.Leave(string(sioRoom))
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default:
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logger.Warn().Msg("socketIO: invalid subscription operation, ignoring")
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return "invalid subscription operation, ignoring request"
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}
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if err != nil {
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logger.Warn().Err(err).Msg("socketIO: performing subscription operation")
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return fmt.Sprintf("unable to perform subscription operation: %v", err)
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}
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logger.Debug().Msg("socketIO: subscription")
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return "ok"
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}
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// roomForJob will return the SocketIO room name for the given job. Clients in
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// this room will receive info scoped to this job, so for example updates to all
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// tasks of this job.
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//
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// Note that `api.SocketIOJobUpdate`s themselves are sent to all SocketIO clients, and
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// not to this room.
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func roomForJob(jobUUID string) SocketIORoomName {
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return SocketIORoomName("job-" + jobUUID)
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}
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// roomForTaskLog will return the SocketIO room name for receiving task logs of
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// the the given task.
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//
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// Note that general task updates (`api.SIOEventTaskUpdate`) are sent to their
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// job's room, and not to this room.
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func roomForTaskLog(taskUUID string) SocketIORoomName {
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return SocketIORoomName("tasklog-" + taskUUID)
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}
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