chore: download model files

Author: louis-jan

cortex-js/src/utils/cuda.ts

@@ -3,6 +3,13 @@ import { existsSync } from 'fs';
 import { delimiter } from 'path';
 import { checkFileExistenceInPaths } from './app-path';
 
+export type GpuSettingInfo = {
+  id: string;
+  vram: string;
+  name: string;
+  arch?: string;
+};
+
 /**
  * Return the CUDA version installed on the system
  * @returns CUDA Version 11 | 12
@@ -63,3 +70,46 @@ export const checkNvidiaGPUExist = (): Promise<boolean> => {
     });
   });
 };
+
+/**
+ * Get GPU information from the system
+ * @returns GPU information
+ */
+export const getGpuInfo = async (): Promise<GpuSettingInfo[]> =>
+  new Promise((resolve) => {
+    exec(
+      'nvidia-smi --query-gpu=index,memory.total,name --format=csv,noheader,nounits',
+      async (error, stdout) => {
+        if (!error) {
+          // Get GPU info and gpu has higher memory first
+          let highestVram = 0;
+          let highestVramId = '0';
+          const gpus: GpuSettingInfo[] = stdout
+            .trim()
+            .split('\n')
+            .map((line) => {
+              let [id, vram, name] = line.split(', ');
+              const arch = getGpuArch(name);
+              vram = vram.replace(/\r/g, '');
+              if (parseFloat(vram) > highestVram) {
+                highestVram = parseFloat(vram);
+                highestVramId = id;
+              }
+              return { id, vram, name, arch };
+            });
+
+          resolve(gpus);
+        } else {
+          resolve([]);
+        }
+      },
+    );
+  });
+
+const getGpuArch = (gpuName: string): string => {
+  if (!gpuName.toLowerCase().includes('nvidia')) return 'unknown';
+
+  if (gpuName.includes('30')) return 'ampere';
+  else if (gpuName.includes('40')) return 'ada';
+  else return 'unknown';
+};

cortex-js/src/utils/huggingface.ts

@@ -20,6 +20,7 @@ import {
 } from '@/infrastructure/constants/prompt-constants';
 import { gguf } from '@huggingface/gguf';
 import axios from 'axios';
+import { parseModelHubEngineBranch } from './normalize-model-id';
 
 // TODO: move this to somewhere else, should be reused by API as well. Maybe in a separate service / provider?
 export function guessPromptTemplateFromHuggingFace(jinjaCode?: string): string {
@@ -64,7 +65,6 @@ export function guessPromptTemplateFromHuggingFace(jinjaCode?: string): string {
 export async function fetchHuggingFaceRepoData(
   repoId: string,
 ): Promise<HuggingFaceRepoData> {
-
   const sanitizedUrl = getRepoModelsUrl(repoId);
 
   const { data: response } = await axios.get(sanitizedUrl);
@@ -113,7 +113,7 @@ export async function fetchJanRepoData(
   modelId: string,
 ): Promise<HuggingFaceRepoData> {
   const repo = modelId.split(':')[0];
-  const tree = modelId.split(':')[1] ?? 'default';
+  const tree = await parseModelHubEngineBranch(modelId.split(':')[1] ?? 'default');
   const url = getRepoModelsUrl(`cortexhub/${repo}`, tree);
 
   const res = await fetch(url);
@@ -164,8 +164,6 @@ export async function fetchJanRepoData(
 
   data.modelUrl = url;
 
-  
-  
   return data;
 }
 

cortex-js/src/utils/normalize-model-id.ts

@@ -1,4 +1,5 @@
 import { ModelArtifact } from '@/domain/models/model.interface';
+import { getGpuInfo } from './cuda';
 
 export const normalizeModelId = (modelId: string): string => {
   return modelId.replace(':default', '').replace(/[:/]/g, '-');
@@ -13,3 +14,27 @@ export const isLocalModel = (
     !/^(http|https):\/\/[^/]+\/.*/.test(modelFiles[0])
   );
 };
+
+/**
+ * Parse the model hub engine branch
+ * @param branch
+ * @returns
+ */
+export const parseModelHubEngineBranch = async (
+  branch: string,
+): Promise<string> => {
+  if (branch.includes('tensorrt')) {
+    let engineBranch = branch;
+    const platform = process.platform == 'win32' ? 'windows' : 'linux';
+    if (!engineBranch.includes(platform)) {
+      engineBranch += `-${platform}`;
+    }
+
+    const gpus = await getGpuInfo();
+    if (gpus[0]?.arch && !engineBranch.includes(gpus[0].arch)) {
+      engineBranch += `-${gpus[0].arch}`;
+    }
+    return engineBranch;
+  }
+  return branch;
+};