From 12192865c3ca0e1c2139afabab508e0087b14982 Mon Sep 17 00:00:00 2001
From: Mitchell Riedstra <mitch@riedstra.dev>
Date: Wed, 23 Feb 2022 20:19:37 -0500
Subject: Initial

---
 etc/local.d/00-dhcpcd.start | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100755 etc/local.d/00-dhcpcd.start

(limited to 'etc/local.d/00-dhcpcd.start')

diff --git a/etc/local.d/00-dhcpcd.start b/etc/local.d/00-dhcpcd.start
new file mode 100755
index 0000000..65d8957
--- /dev/null
+++ b/etc/local.d/00-dhcpcd.start
@@ -0,0 +1,44 @@
+#!/bin/sh
+. /etc/local.d/vars.sh
+# Not actually starting dhcpcd here, just writing out the configuration
+# file based on what we have in vars
+#
+# This file also installs the `radvd.hook` to enable ipv6 router advertisements
+# on the lan interface.
+
+# Write out our dhcpcd conf, take note that I've specifically disabled ipv4
+# here. I could enable it, however to keep a static ipv4 address the same as
+# with a previous router it makes sense to have a DHCPv4 server not using a
+# duid. ( So, udhcpc is still used )
+cat > /etc/dhcpcd.conf <<EOF
+duid
+nodhcp
+noipv4
+noipv4ll
+dhcp6
+persistent
+vendorclassid
+option domain_name_servers, domain_name, domain_search
+option classless_static_routes
+option interface_mtu
+option host_name
+option rapid_commit
+require dhcp_server_identifier
+slaac private
+noipv6rs
+denyinterfaces $lan
+interface $wan
+	ipv6rs
+	ia_na 1
+	ia_pd 2 $lan/0
+EOF
+
+echo "Generated dhcpcd.conf:"
+
+cat /etc/dhcpcd.conf
+
+# Copy the dhcpcd hook for radvd into place
+cp /etc/local.d/radvd.hook \
+	/usr/lib/dhcpcd/dhcpcd-hooks/60-radvd.conf
+
+. /etc/local.d/vars_end.sh
-- 
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