Add macOS app bundle packaging, native launcher, and MACOS_APP_PACKAGING guide

This commit is contained in:
Adolfo Reyna
2026-08-08 17:37:52 -04:00
parent 757261ebfd
commit 6e8a578e86
8 changed files with 431 additions and 3 deletions
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@@ -6,3 +6,6 @@ swift/speech-helper
swift/llm-helper
swift/test_foundation
swift/test_foundation.swift
dist/
.DS_Store
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# Packaging Python Applications into Native macOS Apps (`.app`) with Custom Privacy Entitlements
This guide details how to transform a CLI Python application into a native macOS `.app` bundle that requests macOS Transparency, Consent, and Control (TCC) privacy permissions (Microphone, Speech Recognition, Camera, Input Monitoring) under its **own custom app identity** instead of `Terminal.app` or `python3.11`.
---
## 1. Problem Overview
When launching a Python script via Terminal or a shell launcher (`#!/bin/bash`), macOS TCC attributes privacy permissions to either:
1. `Terminal.app` (if executed inside a terminal window), or
2. `python3.11` / `python3.1` (if `exec /path/to/python` is called from a script).
To ensure macOS prompts display your custom application name (e.g., *"VoiceAgent would like to access the microphone"*) and show up under **System Settings → Privacy & Security → Microphone**, you must follow Apple's native bundle layout and executable architecture.
---
## 2. Key Architectural Requirements
```
VoiceAgent.app/
└── Contents/
├── Info.plist # App Identity & Custom Privacy Descriptions
├── MacOS/
│ └── VoiceAgent # Compiled Mach-O Swift Launcher Binary
└── Resources/
├── src/ # Packaged Python Source Code
└── swift/ # Native Helper Binaries (speech-helper, llm-helper)
```
1. **Standard macOS `.app` Directory Layout**:
The bundle must strictly use the `Contents/` directory layout.
2. **Compiled Native Mach-O Executable (Swift/C)**:
- macOS TCC identifies process ownership through the executable binary image (`CFBundleExecutable`).
- Shell scripts (`/bin/bash`) cause macOS to inspect the underlying `python` image and attribute permissions to `python3.1`.
- **Solution**: Compile a native Swift executable (`swift/VoiceAgentLauncher.swift`) into a Mach-O 64-bit arm64 binary (`Contents/MacOS/VoiceAgent`). When Finder launches this binary, macOS registers the process under `com.voiceagent.mac`. Subprocesses spawned by this binary inherit the bundle's TCC identity.
3. **Privacy Entitlements in `Info.plist` & Code Signing**:
- `Info.plist` defines `CFBundleExecutable`, `CFBundleIdentifier`, and the `NS*UsageDescription` keys.
- The app bundle must be deeply code-signed (`codesign --deep`).
---
## 3. Implementation Workflow
### Step 1: Native Swift Launcher (`swift/VoiceAgentLauncher.swift`)
The Swift launcher sets environment variables, redirects logs, and spawns the Python process:
```swift
import Foundation
@main
struct VoiceAgentLauncher {
static func main() {
let fileManager = FileManager.default
let projDir = "/Users/adolforeyna/Projects/VoiceAgent1"
let bundleResPath = Bundle.main.resourcePath ?? ""
let bundledSrcPath = "\(bundleResPath)/src"
let workDir = fileManager.fileExists(atPath: projDir) ? projDir : bundledSrcPath
let pythonBin = "\(projDir)/.venv/bin/python"
let fallbackPython = "/usr/bin/python3"
let targetPython = fileManager.fileExists(atPath: pythonBin) ? pythonBin : fallbackPython
let targetScript = "\(workDir)/app_main.py"
setenv("SSL_CERT_FILE", "/etc/ssl/cert.pem", 1)
setenv("REQUESTS_CA_BUNDLE", "/etc/ssl/cert.pem", 1)
let logDir = fileManager.homeDirectoryForCurrentUser.appendingPathComponent("Library/Logs/VoiceAgent")
try? fileManager.createDirectory(at: logDir, withIntermediateDirectories: true)
let logFile = logDir.appendingPathComponent("voiceagent.log")
if !fileManager.fileExists(atPath: logFile.path) {
fileManager.createFile(atPath: logFile.path, contents: nil)
}
let process = Process()
process.executableURL = URL(fileURLWithPath: targetPython)
process.arguments = [targetScript]
process.currentDirectoryURL = URL(fileURLWithPath: workDir)
if let logHandle = try? FileHandle(forWritingTo: logFile) {
logHandle.seekToEndOfFile()
process.standardOutput = logHandle
process.standardError = logHandle
}
do {
try process.run()
process.waitUntilExit()
} catch {
print("Failed to run VoiceAgent: \(error)")
}
}
}
```
---
### Step 2: Build & Package Script (`build_app.sh`)
Automate Swift binary compilation, bundle structure creation, `Info.plist` injection, installation to `/Applications`, and code signing:
```bash
#!/bin/bash
set -euo pipefail
HERE="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$HERE"
# 1. Build Swift Helpers
bash swift/build.sh
APP_NAME="VoiceAgent"
DIST_DIR="$HERE/dist"
APP_BUNDLE="$DIST_DIR/$APP_NAME.app"
CONTENTS_DIR="$APP_BUNDLE/Contents"
MACOS_DIR="$CONTENTS_DIR/MacOS"
RESOURCES_DIR="$CONTENTS_DIR/Resources"
SRC_DIR="$RESOURCES_DIR/src"
# 2. Setup Bundle Directory Structure
rm -rf "$APP_BUNDLE"
mkdir -p "$MACOS_DIR" "$RESOURCES_DIR/swift" "$SRC_DIR"
# 3. Compile Native Mach-O Launcher
swiftc -O -parse-as-library "$HERE/swift/VoiceAgentLauncher.swift" -o "$MACOS_DIR/VoiceAgent"
chmod +x "$MACOS_DIR/VoiceAgent"
# 4. Copy Swift Helper Binaries & Python Source Files
cp "$HERE/swift/speech-helper" "$RESOURCES_DIR/swift/"
cp "$HERE/swift/llm-helper" "$RESOURCES_DIR/swift/"
cp "$HERE"/*.py "$SRC_DIR/" 2>/dev/null || true
# 5. Generate Info.plist
cat << 'EOF' > "$CONTENTS_DIR/Info.plist"
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFBundleExecutable</key>
<string>VoiceAgent</string>
<key>CFBundleIdentifier</key>
<string>com.voiceagent.mac</string>
<key>CFBundleName</key>
<string>VoiceAgent</string>
<key>CFBundleDisplayName</key>
<string>VoiceAgent</string>
<key>CFBundlePackageType</key>
<string>APPL</string>
<key>CFBundleShortVersionString</key>
<string>1.0.0</string>
<key>CFBundleVersion</key>
<string>1.0.0</string>
<key>LSMinimumSystemVersion</key>
<string>14.0</string>
<key>NSMicrophoneUsageDescription</key>
<string>VoiceAgent requires access to your microphone to listen to your voice commands.</string>
<key>NSSpeechRecognitionUsageDescription</key>
<string>VoiceAgent uses on-device speech recognition to process your spoken input.</string>
<key>NSHighResolutionCapable</key>
<true/>
</dict>
</plist>
EOF
# 6. Sign & Install to /Applications
codesign -s - --deep --force "$APP_BUNDLE"
rm -rf /Applications/VoiceAgent.app
cp -R "$APP_BUNDLE" /Applications/
codesign -s - --deep --force /Applications/VoiceAgent.app
```
---
## 4. Verification Matrix
| Launch Mechanism | Process Ownership | Permission Prompt Identity | System Settings Category |
| --- | --- | --- | --- |
| Terminal Script (`python bot.py`) | `Terminal.app` | *"Terminal would like to access..."* | Listed under Terminal |
| Shell Script (`#!/bin/bash exec`) | `python3.11` | *"python3.1 would like to access..."* | Listed under `python3.1` |
| **Native Swift Launcher (`VoiceAgent`)** | **`com.voiceagent.mac`** | ***"VoiceAgent would like to access..."*** | **Listed under `VoiceAgent`** |
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#!/usr/bin/env python3
"""Main entrypoint for VoiceAgent macOS App bundle."""
import asyncio
import os
import sys
# Ensure CA certificates are configured for macOS SSL
os.environ["SSL_CERT_FILE"] = "/etc/ssl/cert.pem"
os.environ["REQUESTS_CA_BUNDLE"] = "/etc/ssl/cert.pem"
import bot
if __name__ == "__main__":
try:
sys.exit(asyncio.run(bot.main()))
except KeyboardInterrupt:
sys.exit(0)
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@@ -13,6 +13,7 @@ import json
import os
import shutil
import subprocess
import sys
from pathlib import Path
from loguru import logger
@@ -41,8 +42,25 @@ _NOISE_TRANSCRIPTS = {
"[silence]",
}
HERE = Path(__file__).parent
LLM_HELPER_PATH = HERE / "swift" / "llm-helper"
def get_helper_path(binary_name: str) -> Path:
if getattr(sys, "frozen", False) and hasattr(sys, "_MEIPASS"):
p1 = Path(sys._MEIPASS) / binary_name
if p1.exists():
return p1
p2 = Path(sys._MEIPASS) / "swift" / binary_name
if p2.exists():
return p2
if getattr(sys, "frozen", False):
res_dir = Path(sys.executable).parent.parent / "Resources"
p1 = res_dir / binary_name
if p1.exists():
return p1
p2 = res_dir / "swift" / binary_name
if p2.exists():
return p2
return Path(__file__).parent / "swift" / binary_name
LLM_HELPER_PATH = get_helper_path("llm-helper")
def probe_apple_llm() -> tuple[bool, str]:
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#!/bin/bash
# build_app.sh - Build standalone macOS VoiceAgent.app bundle
set -euo pipefail
HERE="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$HERE"
echo "=== 1. Building Swift Helper & Launcher Binaries ==="
bash swift/build.sh
APP_NAME="VoiceAgent"
DIST_DIR="$HERE/dist"
APP_BUNDLE="$DIST_DIR/$APP_NAME.app"
CONTENTS_DIR="$APP_BUNDLE/Contents"
MACOS_DIR="$CONTENTS_DIR/MacOS"
RESOURCES_DIR="$CONTENTS_DIR/Resources"
SRC_DIR="$RESOURCES_DIR/src"
echo "=== 2. Creating macOS App Bundle Structure ==="
rm -rf "$APP_BUNDLE"
mkdir -p "$MACOS_DIR"
mkdir -p "$RESOURCES_DIR/swift"
mkdir -p "$SRC_DIR"
echo "=== 3. Compiling Native App Bundle Launcher ==="
swiftc -O -parse-as-library "$HERE/swift/VoiceAgentLauncher.swift" -o "$MACOS_DIR/VoiceAgent"
chmod +x "$MACOS_DIR/VoiceAgent"
echo "=== 4. Copying Source Files, Swift Helpers, and Assets ==="
cp "$HERE/swift/speech-helper" "$RESOURCES_DIR/swift/"
cp "$HERE/swift/llm-helper" "$RESOURCES_DIR/swift/"
chmod +x "$RESOURCES_DIR/swift/speech-helper" "$RESOURCES_DIR/swift/llm-helper"
# Copy python files to bundle resources
cp "$HERE"/*.py "$SRC_DIR/" 2>/dev/null || true
if [ -f "$HERE/vocabulary.example.txt" ]; then
cp "$HERE/vocabulary.example.txt" "$RESOURCES_DIR/"
fi
if [ -f "$HERE/corrections.example.txt" ]; then
cp "$HERE/corrections.example.txt" "$RESOURCES_DIR/"
fi
echo "=== 5. Generating Info.plist with Entitlements ==="
cat << 'EOF' > "$CONTENTS_DIR/Info.plist"
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFBundleExecutable</key>
<string>VoiceAgent</string>
<key>CFBundleIdentifier</key>
<string>com.voiceagent.mac</string>
<key>CFBundleName</key>
<string>VoiceAgent</string>
<key>CFBundleDisplayName</key>
<string>VoiceAgent</string>
<key>CFBundlePackageType</key>
<string>APPL</string>
<key>CFBundleShortVersionString</key>
<string>1.0.0</string>
<key>CFBundleVersion</key>
<string>1.0.0</string>
<key>LSMinimumSystemVersion</key>
<string>14.0</string>
<key>NSMicrophoneUsageDescription</key>
<string>VoiceAgent requires access to your microphone to listen to your voice commands.</string>
<key>NSSpeechRecognitionUsageDescription</key>
<string>VoiceAgent uses on-device speech recognition to process your spoken input.</string>
<key>NSHighResolutionCapable</key>
<true/>
</dict>
</plist>
EOF
echo "=== 6. Code-signing App Bundle ==="
codesign -s - --deep --force "$APP_BUNDLE"
echo "=== 7. Installing to /Applications ==="
rm -rf /Applications/VoiceAgent.app
cp -R "$APP_BUNDLE" /Applications/
codesign -s - --deep --force /Applications/VoiceAgent.app
echo "=========================================================="
echo "Successfully built and installed VoiceAgent.app to:"
echo "1. /Applications/VoiceAgent.app"
echo "2. $APP_BUNDLE"
echo "=========================================================="
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"""py2app setup configuration for building VoiceAgent.app."""
from setuptools import setup
APP = ["app_main.py"]
DATA_FILES = [
("swift", ["swift/speech-helper", "swift/llm-helper"]),
]
OPTIONS = {
"argv_emulation": False,
"iconfile": None,
"plist": {
"CFBundleName": "VoiceAgent",
"CFBundleDisplayName": "VoiceAgent",
"CFBundleIdentifier": "com.voiceagent.mac",
"CFBundleVersion": "1.0.0",
"CFBundleShortVersionString": "1.0.0",
"NSMicrophoneUsageDescription": "VoiceAgent requires access to your microphone for voice interaction.",
"NSSpeechRecognitionUsageDescription": "VoiceAgent uses on-device speech recognition to process your spoken input.",
"NSHumanReadableCopyright": "Copyright © 2026 Adolfo Reyna. All rights reserved.",
"LSMinimumSystemVersion": "14.0",
"NSHighResolutionCapable": True,
},
"includes": [
"bot",
"brain",
"voice_manager",
"claude_llm",
"apple_llm",
"apple_stt",
"apple_tts",
"speech_analyzer_stt",
"echo_guard",
"global_hotkey",
"push_to_talk",
"journal",
"memory_tools",
"transcript_repair",
"vocabulary",
"spoken_text",
"sounddevice_transport",
],
}
setup(
app=APP,
name="VoiceAgent",
data_files=DATA_FILES,
options={"py2app": OPTIONS},
setup_requires=["py2app"],
)
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@@ -33,6 +33,7 @@ import asyncio
import json
import os
import subprocess
import sys
import tempfile
from collections.abc import AsyncGenerator
from pathlib import Path
@@ -45,7 +46,25 @@ from pipecat.services.stt_service import SegmentedSTTService
from pipecat.transcriptions.language import Language
from pipecat.utils.time import time_now_iso8601
HELPER = Path(__file__).parent / "swift" / "speech-helper"
def get_helper_path(binary_name: str) -> Path:
if getattr(sys, "frozen", False) and hasattr(sys, "_MEIPASS"):
p1 = Path(sys._MEIPASS) / binary_name
if p1.exists():
return p1
p2 = Path(sys._MEIPASS) / "swift" / binary_name
if p2.exists():
return p2
if getattr(sys, "frozen", False):
res_dir = Path(sys.executable).parent.parent / "Resources"
p1 = res_dir / binary_name
if p1.exists():
return p1
p2 = res_dir / "swift" / binary_name
if p2.exists():
return p2
return Path(__file__).parent / "swift" / binary_name
HELPER = get_helper_path("speech-helper")
# Generous: the helper may be downloading the on-device model on first use.
_FIRST_RUN_TIMEOUT = 300.0
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import Foundation
@main
struct VoiceAgentLauncher {
static func main() {
let fileManager = FileManager.default
let projDir = "/Users/adolforeyna/Projects/VoiceAgent1"
let bundleResPath = Bundle.main.resourcePath ?? ""
let bundledSrcPath = "\(bundleResPath)/src"
let workDir = fileManager.fileExists(atPath: projDir) ? projDir : bundledSrcPath
let pythonBin = "\(projDir)/.venv/bin/python"
let fallbackPython = "/usr/bin/python3"
let targetPython = fileManager.fileExists(atPath: pythonBin) ? pythonBin : fallbackPython
let targetScript = "\(workDir)/app_main.py"
setenv("SSL_CERT_FILE", "/etc/ssl/cert.pem", 1)
setenv("REQUESTS_CA_BUNDLE", "/etc/ssl/cert.pem", 1)
let logDir = fileManager.homeDirectoryForCurrentUser.appendingPathComponent("Library/Logs/VoiceAgent")
try? fileManager.createDirectory(at: logDir, withIntermediateDirectories: true)
let logFile = logDir.appendingPathComponent("voiceagent.log")
if !fileManager.fileExists(atPath: logFile.path) {
fileManager.createFile(atPath: logFile.path, contents: nil)
}
let process = Process()
process.executableURL = URL(fileURLWithPath: targetPython)
process.arguments = [targetScript]
process.currentDirectoryURL = URL(fileURLWithPath: workDir)
if let logHandle = try? FileHandle(forWritingTo: logFile) {
logHandle.seekToEndOfFile()
process.standardOutput = logHandle
process.standardError = logHandle
}
do {
try process.run()
process.waitUntilExit()
} catch {
print("Failed to run VoiceAgent: \(error)")
}
}
}