feat: persistent queue

This commit is contained in:
pinks 2023-09-06 19:51:52 +02:00
parent 20b8cb52f2
commit 1c55ae70af
5 changed files with 270 additions and 99 deletions

89
bot.ts
View File

@ -1,6 +1,6 @@
import { autoQuote, bold, Bot, Context, hydrateReply, ParseModeFlavor } from "./deps.ts";
import { fmt, formatOrdinal } from "./intl.ts";
import { queue } from "./queue.ts";
import { fmt } from "./intl.ts";
import { getAllJobs, pushJob } from "./queue.ts";
import { mySession, MySessionFlavor } from "./session.ts";
export type MyContext = ParseModeFlavor<Context> & MySessionFlavor;
@ -22,6 +22,21 @@ bot.api.config.use(async (prev, method, payload, signal) => {
}
});
// if error happened, try to reply to the user with the error
bot.use(async (ctx, next) => {
try {
await next();
} catch (err) {
try {
await ctx.reply(`Handling update failed: ${err}`, {
reply_to_message_id: ctx.message?.message_id,
});
} catch {
throw err;
}
}
});
bot.api.setMyShortDescription("I can generate furry images from text");
bot.api.setMyDescription(
"I can generate furry images from text. Send /txt2img to generate an image.",
@ -42,12 +57,13 @@ bot.command("txt2img", async (ctx) => {
if (config.pausedReason != null) {
return ctx.reply(`I'm paused: ${config.pausedReason || "No reason given"}`);
}
if (queue.length >= config.maxJobs) {
const jobs = await getAllJobs();
if (jobs.length >= config.maxJobs) {
return ctx.reply(
`The queue is full. Try again later. (Max queue size: ${config.maxJobs})`,
);
}
const jobCount = queue.filter((job) => job.userId === ctx.from.id).length;
const jobCount = jobs.filter((job) => job.user.id === ctx.from.id).length;
if (jobCount >= config.maxUserJobs) {
return ctx.reply(
`You already have ${config.maxUserJobs} jobs in queue. Try again later.`,
@ -56,33 +72,50 @@ bot.command("txt2img", async (ctx) => {
if (!ctx.match) {
return ctx.reply("Please describe what you want to see after the command");
}
const place = queue.length + 1;
const queueMessage = await ctx.reply(`You are ${formatOrdinal(place)} in queue.`);
const userName = [ctx.from.first_name, ctx.from.last_name].filter(Boolean).join(" ");
const chatName = ctx.chat.type === "supergroup" || ctx.chat.type === "group"
? ctx.chat.title
: "private chat";
queue.push({
pushJob({
params: { prompt: ctx.match },
userId: ctx.from.id,
userName,
chatId: ctx.chat.id,
chatName,
requestMessageId: ctx.message.message_id,
statusMessageId: queueMessage.message_id,
user: ctx.from,
chat: ctx.chat,
requestMessage: ctx.message,
status: { type: "idle" },
});
console.log(`Enqueued job for ${userName} in chat ${chatName}`);
console.log(
`Enqueued job ${jobs.length + 1} for ${ctx.from.first_name} in ${ctx.chat.type} chat:`,
ctx.match.replace(/\s+/g, " "),
"\n",
);
});
bot.command("queue", (ctx) => {
if (queue.length === 0) return ctx.reply("Queue is empty");
return ctx.replyFmt(
fmt`Current queue:\n\n${
queue.map((job, index) =>
fmt`${bold(index + 1)}. ${bold(job.userName)} in ${bold(job.chatName)}\n`
bot.command("queue", async (ctx) => {
let jobs = await getAllJobs();
const getMessageText = () => {
if (jobs.length === 0) return fmt`Queue is empty.`;
const sortedJobs = [];
let place = 0;
for (const job of jobs) {
if (job.status.type === "idle") place += 1;
sortedJobs.push({ ...job, place });
}
return fmt`Current queue:\n\n${
sortedJobs.map((job) =>
fmt`${job.place}. ${bold(job.user.first_name)} in ${job.chat.type} chat ${
job.status.type === "processing" ? `(${(job.status.progress * 100).toFixed(0)}%)` : ""
}\n`
)
}`,
);
}`;
};
const message = await ctx.replyFmt(getMessageText());
handleFutureUpdates();
async function handleFutureUpdates() {
for (let idx = 0; idx < 12; idx++) {
await new Promise((resolve) => setTimeout(resolve, 5000));
jobs = await getAllJobs();
const formattedMessage = getMessageText();
await ctx.api.editMessageText(ctx.chat.id, message.message_id, formattedMessage.text, {
entities: formattedMessage.entities,
}).catch(() => undefined);
}
}
});
bot.command("pause", (ctx) => {
@ -221,6 +254,10 @@ bot.command("sdparams", (ctx) => {
);
});
bot.command("crash", () => {
throw new Error("Crash command used");
});
bot.catch((err) => {
let msg = "Error processing update";
const { from, chat } = err.ctx;

View File

@ -2,3 +2,5 @@ export * from "https://deno.land/x/grammy@v1.18.1/mod.ts";
export * from "https://deno.land/x/grammy_autoquote@v1.1.2/mod.ts";
export * from "https://deno.land/x/grammy_parse_mode@1.7.1/mod.ts";
export * from "https://deno.land/x/grammy_storages@v2.3.1/denokv/src/mod.ts";
export * as types from "https://deno.land/x/grammy_types@v3.2.0/mod.ts";
export * from "https://deno.land/x/ulid@v0.3.0/mod.ts";

View File

@ -1,8 +1,9 @@
import "https://deno.land/std@0.201.0/dotenv/load.ts";
import { bot } from "./bot.ts";
import { processQueue } from "./queue.ts";
import { processQueue, returnHangedJobs } from "./queue.ts";
await Promise.all([
bot.start(),
processQueue(),
returnHangedJobs(),
]);

199
queue.ts
View File

@ -1,112 +1,167 @@
import { InputFile, InputMediaBuilder } from "./deps.ts";
import { InputFile, InputMediaBuilder, types } from "./deps.ts";
import { bot } from "./bot.ts";
import { getGlobalSession } from "./session.ts";
import { formatOrdinal } from "./intl.ts";
import { SdProgressResponse, SdRequest, txt2img } from "./sd.ts";
import { SdRequest, txt2img } from "./sd.ts";
import { extFromMimeType, mimeTypeFromBase64 } from "./mimeType.ts";
export const queue: Job[] = [];
import { Model, Store } from "./store.ts";
interface Job {
params: Partial<SdRequest>;
userId: number;
userName: string;
chatId: number;
chatName: string;
requestMessageId: number;
statusMessageId: number;
user: types.User;
chat: types.Chat.PrivateChat | types.Chat.GroupChat | types.Chat.SupergroupChat;
requestMessage: types.Message & types.Message.TextMessage;
statusMessage?: types.Message & types.Message.TextMessage;
status: { type: "idle" } | { type: "processing"; progress: number; updatedDate: Date };
}
const db = await Deno.openKv("./app.db");
const jobStore = new Store<Job>(db, "job");
export async function pushJob(job: Job) {
await jobStore.create(job);
}
async function takeJob(): Promise<Model<Job> | null> {
const jobs = await jobStore.list();
const job = jobs.find((job) => job.value.status.type === "idle");
if (!job) return null;
await job.update({ status: { type: "processing", progress: 0, updatedDate: new Date() } });
return job;
}
export async function getAllJobs(): Promise<Array<Job>> {
return await jobStore.list().then((jobs) => jobs.map((job) => job.value));
}
export async function processQueue() {
while (true) {
const job = queue.shift();
const job = await takeJob();
if (!job) {
await new Promise((resolve) => setTimeout(resolve, 1000));
continue;
}
for (const [index, job] of queue.entries()) {
const place = index + 1;
await bot.api
.editMessageText(
job.chatId,
job.statusMessageId,
`You are ${formatOrdinal(place)} in queue.`,
let place = 0;
for (const job of await jobStore.list()) {
if (job.value.status.type === "idle") place += 1;
if (place === 0) continue;
const statusMessageText = `You are ${formatOrdinal(place)} in queue.`;
if (!job.value.statusMessage) {
await bot.api.sendMessage(job.value.chat.id, statusMessageText, {
reply_to_message_id: job.value.requestMessage.message_id,
}).catch(() => undefined)
.then((message) => job.update({ statusMessage: message }));
} else {
await bot.api.editMessageText(
job.value.chat.id,
job.value.statusMessage.message_id,
statusMessageText,
)
.catch(() => {});
.catch(() => undefined);
}
}
try {
await bot.api
.deleteMessage(job.chatId, job.statusMessageId)
.catch(() => {});
const progressMessage = await bot.api.sendMessage(
job.chatId,
if (job.value.statusMessage) {
await bot.api
.deleteMessage(job.value.chat.id, job.value.statusMessage?.message_id)
.catch(() => undefined)
.then(() => job.update({ statusMessage: undefined }));
}
await bot.api.sendMessage(
job.value.chat.id,
"Generating your prompt now...",
{ reply_to_message_id: job.requestMessageId },
);
const onProgress = (progress: SdProgressResponse) => {
bot.api
.editMessageText(
job.chatId,
progressMessage.message_id,
`Generating your prompt now... ${
Math.round(
progress.progress * 100,
)
}%`,
)
.catch(() => {});
};
{ reply_to_message_id: job.value.requestMessage.message_id },
).then((message) => job.update({ statusMessage: message }));
const config = await getGlobalSession();
const response = await txt2img(
config.sdApiUrl,
{ ...config.defaultParams, ...job.params },
onProgress,
{ ...config.defaultParams, ...job.value.params },
(progress) => {
job.update({
status: { type: "processing", progress: progress.progress, updatedDate: new Date() },
});
if (job.value.statusMessage) {
bot.api
.editMessageText(
job.value.chat.id,
job.value.statusMessage.message_id,
`Generating your prompt now... ${
Math.round(
progress.progress * 100,
)
}%`,
)
.catch(() => undefined);
}
},
);
console.log(
`Generated ${response.images.length} images (${
response.images
.map((image) => (image.length / 1024).toFixed(0) + "kB")
.join(", ")
}) for ${job.userName} in ${job.chatName}: ${job.params.prompt?.replace(/\s+/g, " ")}`,
`Finished job for ${job.value.user.first_name} in ${job.value.chat.type} chat`,
);
await bot.api.editMessageText(
job.chatId,
progressMessage.message_id,
`Uploading your images...`,
).catch(() => {});
if (job.value.statusMessage) {
await bot.api.editMessageText(
job.value.chat.id,
job.value.statusMessage.message_id,
`Uploading your images...`,
).catch(() => undefined);
}
const inputFiles = await Promise.all(
response.images.map(async (imageBase64, idx) => {
const mimeType = mimeTypeFromBase64(imageBase64);
const imageBlob = await fetch(`data:${mimeType};base64,${imageBase64}`).then((resp) =>
resp.blob()
);
console.log(
`Uploading image ${idx + 1} of ${response.images.length} (${
(imageBlob.size / 1024).toFixed(0)
}kB)`,
);
const imageBlob = await fetch(`data:${mimeType};base64,${imageBase64}`)
.then((resp) => resp.blob());
return InputMediaBuilder.photo(
new InputFile(imageBlob, `${idx}.${extFromMimeType(mimeType)}`),
new InputFile(imageBlob, `image_${idx}.${extFromMimeType(mimeType)}`),
);
}),
);
await bot.api.sendMediaGroup(job.chatId, inputFiles, {
reply_to_message_id: job.requestMessageId,
if (job.value.statusMessage) {
await bot.api
.deleteMessage(job.value.chat.id, job.value.statusMessage.message_id)
.catch(() => undefined).then(() => job.update({ statusMessage: undefined }));
}
await bot.api.sendMediaGroup(job.value.chat.id, inputFiles, {
reply_to_message_id: job.value.requestMessage.message_id,
});
await bot.api
.deleteMessage(job.chatId, progressMessage.message_id)
.catch(() => {});
console.log(`${queue.length} jobs remaining`);
await job.delete();
} catch (err) {
console.error(
`Failed to generate image for ${job.userName} in ${job.chatName}: ${job.params.prompt} - ${err}`,
`Failed to generate an image for ${job.value.user.first_name} in ${job.value.chat.type} chat: ${err}`,
);
await bot.api
.sendMessage(job.chatId, err.toString(), {
reply_to_message_id: job.requestMessageId,
const errorMessage = await bot.api
.sendMessage(job.value.chat.id, err.toString(), {
reply_to_message_id: job.value.requestMessage.message_id,
})
.catch(() => bot.api.sendMessage(job.chatId, err.toString()))
.catch(() => {});
.catch(() => undefined);
if (errorMessage) {
if (job.value.statusMessage) {
await bot.api
.deleteMessage(job.value.chat.id, job.value.statusMessage.message_id)
.catch(() => undefined)
.then(() => job.update({ statusMessage: undefined }));
}
job.update({ status: { type: "idle" } });
} else {
await job.delete();
}
}
}
}
export async function returnHangedJobs() {
while (true) {
await new Promise((resolve) => setTimeout(resolve, 5000));
const jobs = await jobStore.list();
for (const job of jobs) {
if (job.value.status.type === "idle") continue;
// if job wasn't updated for 1 minute, return it to the queue
if (job.value.status.updatedDate.getTime() < Date.now() - 60 * 1000) {
console.log(
`Returning hanged job for ${job.value.user.first_name} in ${job.value.chat.type} chat`,
);
await job.update({ status: { type: "idle" } });
}
}
}
}

76
store.ts Normal file
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@ -0,0 +1,76 @@
import { ulid } from "./deps.ts";
export class Store<T extends object> {
constructor(
private readonly db: Deno.Kv,
private readonly storeKey: Deno.KvKeyPart,
) {
}
async create(value: T): Promise<Model<T>> {
const id = ulid();
await this.db.set([this.storeKey, id], value);
return new Model(this.db, this.storeKey, id, value);
}
async get(id: Deno.KvKeyPart): Promise<Model<T> | null> {
const entry = await this.db.get<T>([this.storeKey, id]);
if (entry.versionstamp == null) return null;
return new Model(this.db, this.storeKey, id, entry.value);
}
async list(): Promise<Array<Model<T>>> {
const models: Array<Model<T>> = [];
for await (const entry of this.db.list<T>({ prefix: [this.storeKey] })) {
models.push(new Model(this.db, this.storeKey, entry.key[1], entry.value));
}
return models;
}
}
export class Model<T extends object> {
#value: T;
constructor(
private readonly db: Deno.Kv,
private readonly storeKey: Deno.KvKeyPart,
private readonly entryKey: Deno.KvKeyPart,
value: T,
) {
this.#value = value;
}
get value(): T {
return this.#value;
}
async get(): Promise<T | null> {
const entry = await this.db.get<T>([this.storeKey, this.entryKey]);
if (entry.versionstamp == null) return null;
this.#value = entry.value;
return entry.value;
}
async set(value: T): Promise<T> {
await this.db.set([this.storeKey, this.entryKey], value);
this.#value = value;
return value;
}
async update(value: Partial<T> | ((value: T) => T)): Promise<T | null> {
const entry = await this.db.get<T>([this.storeKey, this.entryKey]);
if (entry.versionstamp == null) return null;
if (typeof value === "function") {
entry.value = value(entry.value);
} else {
entry.value = { ...entry.value, ...value };
}
await this.db.set([this.storeKey, this.entryKey], entry.value);
this.#value = entry.value;
return entry.value;
}
async delete(): Promise<void> {
await this.db.delete([this.storeKey, this.entryKey]);
}
}