move scripts to scripts
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"""
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Convert PEM certificate to P7B (PKCS#7) format for Square webhooks
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Square requires P7B format for webhook signature verification
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"""
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import subprocess
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import sys
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import os
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def convert_pem_to_p7b(cert_file="cert.pem", output_file="cert.p7b"):
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"""
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Convert PEM certificate to P7B (PKCS#7) format
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Args:
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cert_file: Input PEM certificate file
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output_file: Output P7B file
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"""
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# Check if OpenSSL is available
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try:
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subprocess.run(["openssl", "version"], capture_output=True, check=True)
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except (subprocess.CalledProcessError, FileNotFoundError):
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print("ERROR: OpenSSL not found!")
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print("\nFor Windows, you can:")
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print(
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"1. Install OpenSSL from: https://slproweb.com/products/Win32OpenSSL.html"
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)
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print("2. Or use Git Bash which includes OpenSSL")
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print("3. Or use WSL (Windows Subsystem for Linux)")
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return False
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# Check if input file exists
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if not os.path.exists(cert_file):
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print(f"ERROR: Certificate file not found: {cert_file}")
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print(f"Current directory: {os.getcwd()}")
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print("\nMake sure you've generated the certificate first:")
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print(" python generate_cert.py")
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return False
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print(f"Converting {cert_file} to P7B format...")
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# Convert PEM to P7B (PKCS#7)
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# -certfile can include intermediate certificates if needed
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cmd = [
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"openssl",
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"crl2pkcs7",
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"-nocrl",
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"-certfile",
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cert_file,
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"-out",
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output_file,
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]
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try:
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result = subprocess.run(cmd, check=True, capture_output=True, text=True)
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if os.path.exists(output_file):
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print(f"\n✓ P7B certificate created: {os.path.abspath(output_file)}")
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print(f" File size: {os.path.getsize(output_file)} bytes")
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print("\n" + "=" * 60)
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print("Square Webhook Configuration:")
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print("=" * 60)
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print(f"1. Upload this file to Square Developer Dashboard:")
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print(f" {os.path.abspath(output_file)}")
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print("\n2. In Square Dashboard:")
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print(" - Go to Webhooks settings")
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print(" - Click 'Manage Notification Settings'")
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print(" - Upload the P7B file for signature verification")
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print("\n3. Square will use this to verify webhook signatures")
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print("=" * 60)
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# Show file contents preview
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print("\nP7B file preview (first 500 chars):")
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with open(output_file, "r") as f:
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content = f.read(500)
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print(content)
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if len(content) == 500:
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print("...")
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return True
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else:
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print("ERROR: Output file was not created")
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return False
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except subprocess.CalledProcessError as e:
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print(f"ERROR: Conversion failed: {e}")
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if e.stderr:
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print(f"OpenSSL error: {e.stderr}")
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return False
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def convert_with_chain(cert_file="cert.pem", chain_file=None, output_file="cert.p7b"):
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"""
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Convert PEM certificate with certificate chain to P7B format
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Use this if you have intermediate certificates
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Args:
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cert_file: Your certificate file
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chain_file: Intermediate/chain certificate file (optional)
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output_file: Output P7B file
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"""
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if not chain_file:
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return convert_pem_to_p7b(cert_file, output_file)
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# Check files exist
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for f in [cert_file, chain_file]:
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if not os.path.exists(f):
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print(f"ERROR: File not found: {f}")
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return False
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print(f"Converting {cert_file} with chain {chain_file} to P7B format...")
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# Create combined cert file
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combined = "combined_cert.pem"
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with open(combined, "w") as out:
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with open(cert_file, "r") as f:
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out.write(f.read())
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with open(chain_file, "r") as f:
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out.write(f.read())
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result = convert_pem_to_p7b(combined, output_file)
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# Clean up combined file
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if os.path.exists(combined):
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os.remove(combined)
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return result
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if __name__ == "__main__":
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import argparse
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parser = argparse.ArgumentParser(
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description="Convert PEM certificate to P7B (PKCS#7) for Square webhooks"
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)
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parser.add_argument(
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"--cert",
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default="cert.pem",
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help="Input PEM certificate file (default: cert.pem)",
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)
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parser.add_argument(
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"--chain", default=None, help="Optional: Intermediate certificate chain file"
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)
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parser.add_argument(
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"--output", default="cert.p7b", help="Output P7B file (default: cert.p7b)"
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)
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args = parser.parse_args()
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print("=" * 60)
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print("PEM to P7B Certificate Converter for Square Webhooks")
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print("=" * 60)
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print()
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if args.chain:
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success = convert_with_chain(args.cert, args.chain, args.output)
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else:
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success = convert_pem_to_p7b(args.cert, args.output)
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if not success:
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sys.exit(1)
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print("\n✓ Conversion complete!")
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