From c2cffd5635379a49c3451c08c5d0f545281c61e8 Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Thu, 13 Jul 2023 08:40:59 +0300
Subject: feat(configure-installer): allow user to pre-configure a wifi

Sponsored-by: author
---
 configure-installer | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/configure-installer b/configure-installer
index fce3695..b11cc6e 100755
--- a/configure-installer
+++ b/configure-installer
@@ -29,6 +29,8 @@ class Config:
         "user_ca_pub_file": None,
         "user_ca_pub_cmd": None,
         "cmd_as_user": None,
+        "wifi_name": None,
+        "wifi_password": None,
     }
 
     exandable = [
@@ -65,6 +67,9 @@ class Config:
     def host_cert(self, hostname):
         return self._get_from_file_or_cmd("host_cert", "host certificate", hostname)
 
+    def wifi(self):
+        return self.config.get("wifi_name"), self.config.get("wifi_password")
+
     def _get_from_file_or_cmd(self, prefix, msg, hostname):
         log("_get: A")
         filename = self.config.get(f"{prefix}_file")
@@ -206,6 +211,16 @@ def user_ca(config, mp):
     write(cakeys, ca_key, 0, 0, 0o644)
 
 
+def wifi(config, mp):
+    (name, password) = config.wifi()
+    if name and password:
+        data = f"[Security]\nPassphrase={password}\n"
+        filename = f"{mp}/var/lib/iwd/{name}.psk"
+        dirname = os.path.dirname(filename)
+        os.makedirs(dirname, exist_ok=True)
+        write(filename, data, 0, 0, 0o600)
+
+
 def main():
     log("configure-image starting")
 
@@ -236,6 +251,7 @@ def main():
         host_id(config, mp, args.hostname)
         authorized_keys(config, mp)
         user_ca(config, mp)
+        wifi(config, mp)
     finally:
         unmount(mp)
         os.rmdir(mp)
-- 
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