Merge pull request #67 from jmorganca/log

writing logs to `./ollama/logs`

app/package-lock.json

@@ -15,7 +15,9 @@
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         "react": "^18.2.0",
         "react-dom": "^18.2.0",
-        "uuid": "^9.0.0"
+        "uuid": "^9.0.0",
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+        "winston-daily-rotate-file": "^4.7.1"
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       "devDependencies": {
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@@ -610,6 +612,14 @@
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@@ -1319,6 +1329,16 @@
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+    "node_modules/@dabh/diagnostics": {
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+      "resolved": "https://registry.npmjs.org/@dabh/diagnostics/-/diagnostics-2.0.3.tgz",
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@@ -2825,6 +2845,11 @@
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@@ -3634,6 +3659,11 @@
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@@ -4394,6 +4424,15 @@
         "url": "https://github.com/sponsors/sindresorhus"
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@@ -4421,12 +4468,34 @@
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+      "dependencies": {
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@@ -5893,6 +5962,11 @@
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@@ -6654,6 +6728,11 @@
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@@ -6666,6 +6745,14 @@
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@@ -6834,6 +6921,11 @@
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@@ -8547,6 +8637,11 @@
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@@ -8788,6 +8883,19 @@
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@@ -11694,6 +11816,14 @@
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+      "version": "4.7.1",
+      "resolved": "https://registry.npmjs.org/winston-daily-rotate-file/-/winston-daily-rotate-file-4.7.1.tgz",
+      "integrity": "sha512-7LGPiYGBPNyGHLn9z33i96zx/bd71pjBn9tqQzO3I4Tayv94WPmBNwKC7CO1wPHdP9uvu+Md/1nr6VSH9h0iaA==",
+      "dependencies": {
+        "file-stream-rotator": "^0.6.1",
+        "object-hash": "^2.0.1",
+        "triple-beam": "^1.3.0",
+        "winston-transport": "^4.4.0"
+      },
+      "engines": {
+        "node": ">=8"
+      },
+      "peerDependencies": {
+        "winston": "^3"
+      }
+    },
+    "node_modules/winston-daily-rotate-file/node_modules/object-hash": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/object-hash/-/object-hash-2.2.0.tgz",
+      "integrity": "sha512-gScRMn0bS5fH+IuwyIFgnh9zBdo4DV+6GhygmWM9HyNJSgS0hScp1f5vjtm7oIIOiT9trXrShAkLFSc2IqKNgw==",
+      "engines": {
+        "node": ">= 6"
+      }
+    },
+    "node_modules/winston-transport": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/winston-transport/-/winston-transport-4.5.0.tgz",
+      "integrity": "sha512-YpZzcUzBedhlTAfJg6vJDlyEai/IFMIVcaEZZyl3UXIl4gmqRpU7AE89AHLkbzLUsv0NVmw7ts+iztqKxxPW1Q==",
+      "dependencies": {
+        "logform": "^2.3.2",
+        "readable-stream": "^3.6.0",
+        "triple-beam": "^1.3.0"
+      },
+      "engines": {
+        "node": ">= 6.4.0"
+      }
+    },
     "node_modules/word-wrap": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",

app/package.json

@@ -69,6 +69,8 @@
     "electron-store": "^8.1.0",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
-    "uuid": "^9.0.0"
+    "uuid": "^9.0.0",
+    "winston": "^3.10.0",
+    "winston-daily-rotate-file": "^4.7.1"
   }
 }

app/src/index.ts

 import { spawn, exec } from 'child_process'
 import { app, autoUpdater, dialog, Tray, Menu } from 'electron'
 import Store from 'electron-store'
+import winston from 'winston'
+import 'winston-daily-rotate-file'
 import * as path from 'path'
 import * as fs from 'fs'
 
@@ -11,6 +13,20 @@ require('@electron/remote/main').initialize()
 const store = new Store()
 let tray: Tray | null = null
 
+const logFile = new winston.transports.File({
+  filename: path.join(app.getPath('home'), '.ollama', 'logs', 'server.log'),
+  maxsize: 1024 * 1024 * 20,
+  maxFiles: 5,
+});
+
+const logger = winston.createLogger({ 
+  transports: [logFile],
+  format: winston.format.combine(
+    winston.format.timestamp(),
+    winston.format.printf(info => `${info.timestamp} ${info.level}: ${info.message}`)
+  )
+})
+
 const SingleInstanceLock = app.requestSingleInstanceLock()
 if (!SingleInstanceLock) {
   app.quit()
@@ -43,22 +59,21 @@ function server() {
   ? path.join(process.resourcesPath, 'ollama')
   : path.resolve(process.cwd(), '..', 'ollama')
 
-  console.log(`Starting server`)
   const proc = spawn(binary, ['serve'])
   proc.stdout.on('data', data => {
-    console.log(`server: ${data}`)
+    logger.info(`server: ${data.toString()}`)
   })
   proc.stderr.on('data', data => {
-    console.error(`server: ${data}`)
+    logger.error(`server: ${data.toString()}`)
   })
 
   proc.on('exit', () => {
-    console.log('Restarting...');
+    logger.info('Restarting the server...');
     server();
   })
 
   proc.on('disconnect', () => {
-    console.log('Restarting...');
+    logger.info('Server disconnected. Reconnecting...');
     server();
   })
 
@@ -89,11 +104,12 @@ function installCLI() {
     `
         exec(`osascript -e '${command}'`, (error: Error | null, stdout: string, stderr: string) => {
           if (error) {
-            console.error(`exec error: ${error}`)
+            logger.error(`CLI: Failed to install CLI - ${error.message}`)
             return
           }
-          console.log(`stdout: ${stdout}`)
-          console.error(`stderr: ${stderr}`)
+
+          logger.info(`CLI: ${stdout}}`)
+          logger.error(`CLI: ${stderr}`)
         })
       }
     })
@@ -139,8 +155,7 @@ app.on('ready', () => {
             })
             return
           } catch (e) {
-            console.error('Failed to move to applications folder')
-            console.error(e)
+            logger.error(`[Move to Applications] Failed to move to applications folder - ${e.message}}`)
           }
         }
       }
@@ -150,7 +165,6 @@ app.on('ready', () => {
   }
 
   createSystemtray()
-
   server()
 })
 
@@ -189,7 +203,7 @@ if (app.isPackaged) {
 }
 
 autoUpdater.on('error', e => {
-  console.error('update check failed', e)
+  logger.error(`auto updater: update check failed - ${e.message}`)
 })
 
 autoUpdater.on('update-downloaded', (event, releaseNotes, releaseName) => {