diff --git a/src/__mocks__/service.mocks.js b/src/__mocks__/service.mocks.js
index 5de6f87..ec36a5f 100644
--- a/src/__mocks__/service.mocks.js
+++ b/src/__mocks__/service.mocks.js
@@ -15,6 +15,7 @@ export const mockConfigService = {
   get: vi.fn(),
   saveConfig: vi.fn(),
   loadConfig: vi.fn(),
+  writeCodexConfigFile: vi.fn(),
 };
 
 export const mockFsService = {
@@ -32,6 +33,7 @@ export const mockFsService = {
 
 export const mockShellService = {
   run: vi.fn(),
+  spawnDetachedProcess: vi.fn(),
 };
 
 export const mockOsService = {
@@ -39,4 +41,10 @@ export const mockOsService = {
   isDarwin: vi.fn(),
   isLinux: vi.fn(),
   getWorkingDir: vi.fn(),
+  listProcesses: vi.fn(),
+};
+
+export const mockCodexGlobals = {
+  getPublicIp: vi.fn(),
+  getTestnetSPRs: vi.fn(),
 };
diff --git a/src/handlers/processControl.js b/src/handlers/processControl.js
index 30c0119..96a7d1c 100644
--- a/src/handlers/processControl.js
+++ b/src/handlers/processControl.js
@@ -1,95 +1,49 @@
-import fs from "fs";
-import { spawn, exec } from "child_process";
-import psList from 'ps-list';
-
 export class ProcessControl {
-  constructor(configService, shellService, osService, fsService) {
+  constructor(configService, shellService, osService, fsService, codexGlobals) {
     this.configService = configService;
     this.config = configService.get();
     this.shell = shellService;
     this.os = osService;
     this.fs = fsService;
+    this.codexGlobals;
   }
 
-  getPublicIp = async () => {
+  getCodexProcesses = async () => {
+    const processes = await this.os.listProcesses();
     if (this.os.isWindows()) {
-      const result = await this.shell.run(
-        "for /f \"delims=\" %a in ('curl -s --ssl-reqd ip.codex.storage') do @echo %a",
-      );
-      return result.trim();
+      return processes.filter((p) => p.name === "codex.exe");
     } else {
-      return await this.shell.run("curl -s https://ip.codex.storage");
+      return processes.filter((p) => p.name === "codex");
     }
   };
 
-  detectThing = async () => {
-    console.log("detecting...");
+  getNumberOfCodexProcesses = async () => {
+    return (await this.getCodexProcesses()).length;
+  };
 
-    const processes = await psList();
-    const codexProcesses = processes.filter((p) => p.name === "codex.exe");
-    if (codexProcesses.length > 0) {
-      console.log("Codex is already running.");
-      codexProcesses.forEach((p) => {
-        console.log(`PID: ${JSON.stringify(p)}`);
-      });
-
-      console.log("Stopping codex...");
-      await this.stopThing(codexProcesses[0].pid);
-      await this.detectThing();
-    } else {
-      console.log("Codex is not running.");
-    }
-  }
-
-  stopThing = async (pid) => {
-    console.log("stopping process...");
+  stopCodexProcess = async () => {
+    const processes = await this.getCodexProcesses();
+    if (processes.length < 1) throw new Error("No codex process found");
 
+    const pid = processes[0].pid;
     process.kill(pid, "SIGINT");
-
     await new Promise((resolve) => setTimeout(resolve, 2000));
-  }
+  };
 
-  doThing = async () => {
-    if (this.config.dataDir.length < 1)
-      throw new Error("Missing config: dataDir");
-    if (this.config.logsDir.length < 1)
-      throw new Error("Missing config: logsDir");
+  startCodexProcess = async () => {
+    this.saveCodexConfigFile();
+    this.startCodex();
+  };
 
-    console.log("start a codex detached");
+  saveCodexConfigFile = async () => {
+    const publicIp = await this.codexGlobals.getPublicIp();
+    const bootstrapNodes = await this.codexGlobals.getTestnetSPRs();
+    this.configService.writeCodexConfigFile(publicIp, bootstrapNodes);
+  };
 
+  startCodex = async () => {
     const executable = this.config.codexExe;
     const args = [`--config-file=${this.config.codexConfigFilePath}`];
-    const bootstrapNodes = [
-      "spr:CiUIAhIhAiJvIcA_ZwPZ9ugVKDbmqwhJZaig5zKyLiuaicRcCGqLEgIDARo8CicAJQgCEiECIm8hwD9nA9n26BUoNuarCEllqKDnMrIuK5qJxFwIaosQ3d6esAYaCwoJBJ_f8zKRAnU6KkYwRAIgM0MvWNJL296kJ9gWvfatfmVvT-A7O2s8Mxp8l9c8EW0CIC-h-H-jBVSgFjg3Eny2u33qF7BDnWFzo7fGfZ7_qc9P",
-    ];
-    const publicIp = await this.getPublicIp();
-
-    this.configService.writeCodexConfigFile(publicIp, bootstrapNodes);
-
-    const command = `"${executable}" ${args.join(" ")}`;
-    console.log("command: " + command);
-    console.log("\n\n");
-
-    var child = spawn(executable, args, {
-      detached: true,
-      //stdio: ["ignore", "ignore", "ignore"],
-    });
-
-    child.stdout.on("data", (data) => {
-      console.log(`stdout: ${data}`);
-    });
-
-    child.stderr.on("data", (data) => {
-      console.error(`stderr: ${data}`);
-    });
-
-    child.on("close", (code) => {
-      console.log(`child process exited with code ${code}`);
-    });
-
-    child.unref();
-
-    await new Promise((resolve) => setTimeout(resolve, 2000));
-    return;
+    await this.shell.spawnDetachedProcess(executable, args);
   };
 }
diff --git a/src/main.js b/src/main.js
index b7ad534..ad7f22a 100644
--- a/src/main.js
+++ b/src/main.js
@@ -35,6 +35,7 @@ import { Installer } from "./handlers/installer.js";
 import { ShellService } from "./services/shellService.js";
 import { OsService } from "./services/osService.js";
 import { ProcessControl } from "./handlers/processControl.js";
+import { CodexGlobals } from "./services/codexGlobals.js";
 
 async function showNavigationMenu() {
   console.log("\n");
@@ -133,14 +134,20 @@ export async function main() {
     new DataDirMover(fsService, uiService),
   );
 
+  const codexGlobals = new CodexGlobals();
+
   const processControl = new ProcessControl(
     configService,
     shellService,
     osService,
     fsService,
   );
+
+  console.log("ip: " + (await codexGlobals.getPublicIp()));
+  console.log("spr: " + (await codexGlobals.getTestnetSprs()));
+
   //await processControl.doThing();
-  await processControl.detectThing();
+  // await processControl.detectThing();
   return;
 
   await mainMenu.show();
diff --git a/src/services/codexGlobals.js b/src/services/codexGlobals.js
new file mode 100644
index 0000000..d48fa6c
--- /dev/null
+++ b/src/services/codexGlobals.js
@@ -0,0 +1,12 @@
+import axios from "axios";
+
+export class CodexGlobals {
+  getPublicIp = async () => {
+    return (await axios.get(`https://ip.codex.storage`)).data;
+  };
+
+  getTestnetSPRs = async () => {
+    const result = (await axios.get(`https://spr.codex.storage/testnet`)).data;
+    return result.split("\n").filter((line) => line.length > 0);
+  };
+}
diff --git a/src/services/configService.js b/src/services/configService.js
index 1df6c13..91169a5 100644
--- a/src/services/configService.js
+++ b/src/services/configService.js
@@ -77,7 +77,23 @@ export class ConfigService {
     return this.fs.pathJoin([this.config.logsDir, "codex.log"]);
   };
 
+  missing = (name) => {
+    throw new Error(`Missing config value: ${name}`);
+  };
+
+  validateConfiguration = () => {
+    if (this.config.codexExe.length < 1) this.missing("codexExe");
+    if (this.config.codexConfigFilePath.length < 1)
+      this.missing("codexConfigFilePath");
+    if (this.config.dataDir.length < 1) this.missing("dataDir");
+    if (this.config.logsDir.length < 1) this.missing("logsDir");
+    if (this.config.storageQuota < 1024 * 1024 * 100)
+      throw new Error("Storage quota must be at least 100MB");
+  };
+
   writeCodexConfigFile = (publicIp, bootstrapNodes) => {
+    this.validateConfiguration();
+
     const nl = "\n";
     const bootNodes = bootstrapNodes.map((v) => `"${v}"`).join(",");
 
diff --git a/src/services/osService.js b/src/services/osService.js
index 3ec8f05..efc12ef 100644
--- a/src/services/osService.js
+++ b/src/services/osService.js
@@ -1,4 +1,5 @@
 import os from "os";
+import psList from "ps-list";
 
 export class OsService {
   constructor() {
@@ -20,4 +21,8 @@ export class OsService {
   getWorkingDir = () => {
     return process.cwd();
   };
+
+  listProcesses = async () => {
+    await psList();
+  };
 }
diff --git a/src/services/shellService.js b/src/services/shellService.js
index df9f63e..79ae419 100644
--- a/src/services/shellService.js
+++ b/src/services/shellService.js
@@ -1,4 +1,4 @@
-import { exec } from "child_process";
+import { exec, spawn } from "child_process";
 import { promisify } from "util";
 
 export class ShellService {
@@ -6,7 +6,7 @@ export class ShellService {
     this.execAsync = promisify(exec);
   }
 
-  async run(command) {
+  run = async (command) => {
     try {
       const { stdout, stderr } = await this.execAsync(command);
       return stdout;
@@ -14,5 +14,28 @@ export class ShellService {
       console.error("Error:", error.message);
       throw error;
     }
-  }
+  };
+
+  spawnDetachedProcess = async (cmd, args) => {
+    var child = spawn(cmd, args, {
+      detached: true,
+      stdio: ["ignore", "ignore", "ignore"],
+    });
+
+    // child.stdout.on("data", (data) => {
+    //   console.log(`stdout: ${data}`);
+    // });
+
+    // child.stderr.on("data", (data) => {
+    //   console.error(`stderr: ${data}`);
+    // });
+
+    // child.on("close", (code) => {
+    //   console.log(`child process exited with code ${code}`);
+    // });
+
+    child.unref();
+
+    await new Promise((resolve) => setTimeout(resolve, 2000));
+  };
 }