Reputation: 1446
I facing a problem when running my code on cocoa app to run some command line scripts
This function run smoothly when using Command line tool but when using full cocoa app with some On Off UI it not working at all
My script should turn on/off the http & https proxy
Here is my function:
private func runTask(_ cmd: String) {
// Create a Task instance
let task = Process()
// Set the task parameters
task.launchPath = "/bin/sh"
task.arguments = ["-c", String(format:"%@", cmd)]
// Create a Pipe and make the task
// put all the output there
let pipe = Pipe()
task.standardOutput = pipe
// Launch the task
task.launch()
// Get the data
let data = pipe.fileHandleForReading.readDataToEndOfFile()
guard let output = NSString(data: data, encoding: String.Encoding.utf8.rawValue) else { return }
print(output)
}
And here is my full ViewController class:
import Cocoa
class ViewController: NSViewController {
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view.
}
@IBAction func onButtonTapped(_ sender: NSButton) {
print("onButtonTapped")
let selected: Switch = .on
let listOfNetworkCommands: String = [
#"networksetup -setwebproxystate "Wi-fi" \#(selected)"#, // switch http proxy
#"networksetup -setsecurewebproxystate "Wi-fi" \#(selected)"#, // switch https proxy
#"networksetup -setpassiveftp "Wi-fi" \#(selected)"# // switch passive ftp
].joined(separator: " && ")
runTask(listOfNetworkCommands)
}
@IBAction func offButtonTapped(_ sender: NSButton) {
print("onButtonTapped")
let selected: Switch = .off
let listOfNetworkCommands: String = [
#"networksetup -setwebproxystate "Wi-fi" \#(selected)"#, // switch http proxy
#"networksetup -setsecurewebproxystate "Wi-fi" \#(selected)"#, // switch https proxy
#"networksetup -setpassiveftp "Wi-fi" \#(selected)"# // switch passive ftp
].joined(separator: " && ")
runTask(listOfNetworkCommands)
}
enum Switch: String {
case on, off
}
private func runTask(_ cmd: String) {
// Create a Task instance
let task = Process()
// Set the task parameters
task.launchPath = "/bin/sh"
task.arguments = ["-c", String(format:"%@", cmd)]
// Create a Pipe and make the task
// put all the output there
let pipe = Pipe()
task.standardOutput = pipe
// Launch the task
task.launch()
// Get the data
let data = pipe.fileHandleForReading.readDataToEndOfFile()
guard let output = NSString(data: data, encoding: String.Encoding.utf8.rawValue) else { return }
print(output)
}
}
Any idea why my function not triggered in the cocoa app?
Upvotes: 1
Views: 519
Reputation: 7049
Simple answer is found by disabling App Sandbox in your Cocoa Application (found under your Project app target > Capabilities tab > App Sandbox switch). You'll find that you're being blocked by a sandbox exception. Disabling sandboxing should fix your issue.
You can also see this in Console.app if you filter for your app name or the sandboxd process. You'll likely have an entry like this when sandboxing is enabled:
error 00:21:57.502273 +0000 sandboxd Sandbox: sh(17363) deny(1) file-read-data /dev/ttys003
Upvotes: 1