refac: model download

This commit is contained in:
Timothy J. Baek 2024-04-23 07:36:46 -04:00
parent 4809d363b3
commit cc3312157b

View file

@ -13,7 +13,7 @@
uploadModel
} from '$lib/apis/ollama';
import { WEBUI_API_BASE_URL, WEBUI_BASE_URL } from '$lib/constants';
import { WEBUI_NAME, models, user } from '$lib/stores';
import { WEBUI_NAME, models, MODEL_DOWNLOAD_POOL, user } from '$lib/stores';
import { splitStream } from '$lib/utils';
import { onMount, getContext } from 'svelte';
import { addLiteLLMModel, deleteLiteLLMModel, getLiteLLMModelInfo } from '$lib/apis/litellm';
@ -50,12 +50,6 @@
let showExperimentalOllama = false;
let ollamaVersion = '';
const MAX_PARALLEL_DOWNLOADS = 3;
const modelDownloadQueue = queue(
(task: { modelName: string }, cb) =>
pullModelHandlerProcessor({ modelName: task.modelName, callback: cb }),
MAX_PARALLEL_DOWNLOADS
);
let modelDownloadStatus: Record<string, any> = {};
let modelTransferring = false;
let modelTag = '';
@ -140,7 +134,8 @@
const pullModelHandler = async () => {
const sanitizedModelTag = modelTag.trim().replace(/^ollama\s+(run|pull)\s+/, '');
if (modelDownloadStatus[sanitizedModelTag]) {
console.log($MODEL_DOWNLOAD_POOL);
if ($MODEL_DOWNLOAD_POOL[sanitizedModelTag]) {
toast.error(
$i18n.t(`Model '{{modelTag}}' is already in queue for downloading.`, {
modelTag: sanitizedModelTag
@ -148,40 +143,117 @@
);
return;
}
if (Object.keys(modelDownloadStatus).length === 3) {
if (Object.keys($MODEL_DOWNLOAD_POOL).length === MAX_PARALLEL_DOWNLOADS) {
toast.error(
$i18n.t('Maximum of 3 models can be downloaded simultaneously. Please try again later.')
);
return;
}
modelTransferring = true;
const res = await pullModel(localStorage.token, sanitizedModelTag, '0').catch((error) => {
toast.error(error);
return null;
});
modelDownloadQueue.push(
{ modelName: sanitizedModelTag },
async (data: { modelName: string; success: boolean; error?: Error }) => {
const { modelName } = data;
// Remove the downloaded model
delete modelDownloadStatus[modelName];
if (res) {
const reader = res.body
.pipeThrough(new TextDecoderStream())
.pipeThrough(splitStream('\n'))
.getReader();
modelDownloadStatus = { ...modelDownloadStatus };
while (true) {
try {
const { value, done } = await reader.read();
if (done) break;
if (!data.success) {
toast.error(data.error);
} else {
toast.success(
$i18n.t(`Model '{{modelName}}' has been successfully downloaded.`, { modelName })
);
let lines = value.split('\n');
const notification = new Notification($WEBUI_NAME, {
body: $i18n.t(`Model '{{modelName}}' has been successfully downloaded.`, { modelName }),
icon: `${WEBUI_BASE_URL}/static/favicon.png`
});
for (const line of lines) {
if (line !== '') {
let data = JSON.parse(line);
console.log(data);
if (data.error) {
throw data.error;
}
if (data.detail) {
throw data.detail;
}
models.set(await getModels());
if (data.id) {
MODEL_DOWNLOAD_POOL.set({
...$MODEL_DOWNLOAD_POOL,
[sanitizedModelTag]: {
...$MODEL_DOWNLOAD_POOL[sanitizedModelTag],
requestId: data.id,
reader,
done: false
}
});
console.log(data);
}
if (data.status) {
if (data.digest) {
let downloadProgress = 0;
if (data.completed) {
downloadProgress = Math.round((data.completed / data.total) * 1000) / 10;
} else {
downloadProgress = 100;
}
MODEL_DOWNLOAD_POOL.set({
...$MODEL_DOWNLOAD_POOL,
[sanitizedModelTag]: {
...$MODEL_DOWNLOAD_POOL[sanitizedModelTag],
pullProgress: downloadProgress,
digest: data.digest
}
});
} else {
toast.success(data.status);
MODEL_DOWNLOAD_POOL.set({
...$MODEL_DOWNLOAD_POOL,
[sanitizedModelTag]: {
...$MODEL_DOWNLOAD_POOL[sanitizedModelTag],
done: data.status === 'success'
}
});
}
}
}
}
} catch (error) {
console.log(error);
if (typeof error !== 'string') {
error = error.message;
}
toast.error(error);
// opts.callback({ success: false, error, modelName: opts.modelName });
}
}
);
console.log($MODEL_DOWNLOAD_POOL[sanitizedModelTag]);
if ($MODEL_DOWNLOAD_POOL[sanitizedModelTag].done) {
toast.success(
$i18n.t(`Model '{{modelName}}' has been successfully downloaded.`, {
modelName: sanitizedModelTag
})
);
models.set(await getModels(localStorage.token));
} else {
toast.error('Download canceled');
}
delete $MODEL_DOWNLOAD_POOL[sanitizedModelTag];
MODEL_DOWNLOAD_POOL.set({
...$MODEL_DOWNLOAD_POOL
});
}
modelTag = '';
modelTransferring = false;
@ -352,88 +424,18 @@
models.set(await getModels());
};
const pullModelHandlerProcessor = async (opts: { modelName: string; callback: Function }) => {
const res = await pullModel(localStorage.token, opts.modelName, selectedOllamaUrlIdx).catch(
(error) => {
opts.callback({ success: false, error, modelName: opts.modelName });
return null;
}
);
const cancelModelPullHandler = async (model: string) => {
const { reader, requestId } = $MODEL_DOWNLOAD_POOL[model];
if (reader) {
await reader.cancel();
if (res) {
const reader = res.body
.pipeThrough(new TextDecoderStream())
.pipeThrough(splitStream('\n'))
.getReader();
while (true) {
try {
const { value, done } = await reader.read();
if (done) break;
let lines = value.split('\n');
for (const line of lines) {
if (line !== '') {
let data = JSON.parse(line);
console.log(data);
if (data.error) {
throw data.error;
}
if (data.detail) {
throw data.detail;
}
if (data.id) {
modelDownloadStatus[opts.modelName] = {
...modelDownloadStatus[opts.modelName],
requestId: data.id,
reader,
done: false
};
console.log(data);
}
if (data.status) {
if (data.digest) {
let downloadProgress = 0;
if (data.completed) {
downloadProgress = Math.round((data.completed / data.total) * 1000) / 10;
} else {
downloadProgress = 100;
}
modelDownloadStatus[opts.modelName] = {
...modelDownloadStatus[opts.modelName],
pullProgress: downloadProgress,
digest: data.digest
};
} else {
toast.success(data.status);
modelDownloadStatus[opts.modelName] = {
...modelDownloadStatus[opts.modelName],
done: data.status === 'success'
};
}
}
}
}
} catch (error) {
console.log(error);
if (typeof error !== 'string') {
error = error.message;
}
opts.callback({ success: false, error, modelName: opts.modelName });
}
}
console.log(modelDownloadStatus[opts.modelName]);
if (modelDownloadStatus[opts.modelName].done) {
opts.callback({ success: true, modelName: opts.modelName });
} else {
opts.callback({ success: false, error: 'Download canceled', modelName: opts.modelName });
}
await cancelOllamaRequest(localStorage.token, requestId);
delete $MODEL_DOWNLOAD_POOL[model];
MODEL_DOWNLOAD_POOL.set({
...$MODEL_DOWNLOAD_POOL
});
await deleteModel(localStorage.token, model);
toast.success(`${model} download has been canceled`);
}
};
@ -503,18 +505,6 @@
ollamaVersion = await getOllamaVersion(localStorage.token).catch((error) => false);
liteLLMModelInfo = await getLiteLLMModelInfo(localStorage.token);
});
const cancelModelPullHandler = async (model: string) => {
const { reader, requestId } = modelDownloadStatus[model];
if (reader) {
await reader.cancel();
await cancelOllamaRequest(localStorage.token, requestId);
delete modelDownloadStatus[model];
await deleteModel(localStorage.token, model);
toast.success(`${model} download has been canceled`);
}
};
</script>
<div class="flex flex-col h-full justify-between text-sm">
@ -643,9 +633,9 @@
>
</div>
{#if Object.keys(modelDownloadStatus).length > 0}
{#each Object.keys(modelDownloadStatus) as model}
{#if 'pullProgress' in modelDownloadStatus[model]}
{#if Object.keys($MODEL_DOWNLOAD_POOL).length > 0}
{#each Object.keys($MODEL_DOWNLOAD_POOL) as model}
{#if 'pullProgress' in $MODEL_DOWNLOAD_POOL[model]}
<div class="flex flex-col">
<div class="font-medium mb-1">{model}</div>
<div class="">
@ -655,10 +645,10 @@
class="dark:bg-gray-600 bg-gray-500 text-xs font-medium text-gray-100 text-center p-0.5 leading-none rounded-full"
style="width: {Math.max(
15,
modelDownloadStatus[model].pullProgress ?? 0
$MODEL_DOWNLOAD_POOL[model].pullProgress ?? 0
)}%"
>
{modelDownloadStatus[model].pullProgress ?? 0}%
{$MODEL_DOWNLOAD_POOL[model].pullProgress ?? 0}%
</div>
</div>
@ -689,9 +679,9 @@
</button>
</Tooltip>
</div>
{#if 'digest' in modelDownloadStatus[model]}
{#if 'digest' in $MODEL_DOWNLOAD_POOL[model]}
<div class="mt-1 text-xs dark:text-gray-500" style="font-size: 0.5rem;">
{modelDownloadStatus[model].digest}
{$MODEL_DOWNLOAD_POOL[model].digest}
</div>
{/if}
</div>