47 lines
1.1 KiB
Text
47 lines
1.1 KiB
Text
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#!/usr/bin/env python
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import argparse
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from io import StringIO
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import subprocess
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import urllib.parse
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def main():
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parser = argparse.ArgumentParser(
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description="""
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Fetch the wifi password and generate a QR code.
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This program assumes that the network PSK is stored
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in the password-store, and will look for it
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at the path `wifi/<essid>`.
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""",
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)
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parser.add_argument(
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"-H",
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"--hidden",
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action="store_true",
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help="Indicate that this network's SSID is hidden.",
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)
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parser.add_argument("essid", help="ESSID for this network")
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args = parser.parse_args()
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psk = subprocess.check_output(["pass", f"wifi/{args.essid}"], text=True).strip()
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hidden_data = "H:true;" if args.hidden else ""
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qr_data = f"WIFI:T:WPA;S:{quote(args.essid)};{hidden_data}P:{quote(psk)};;"
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proc = subprocess.Popen(["qrencode", "-tANSI"], stdin=subprocess.PIPE, text=True)
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proc.communicate(qr_data)
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PRINTABLE = [*range(0x20, 0x3B), *range(0x3C, 0x7F)]
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def quote(s: str) -> str:
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return urllib.parse.quote(s, safe=PRINTABLE)
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if __name__ == "__main__":
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main()
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