[package] base-files: add uci-defaults script to migrate sysctl.conf (#12196)

[openwrt.git] / package / base-files / files / etc / uci-defaults / migrate-sysctl

diff --git a/package/base-files/files/etc/uci-defaults/migrate-sysctl b/package/base-files/files/etc/uci-defaults/migrate-sysctl
new file mode 100644 (file)
index 0000000..2250c57
--- /dev/null
+++ b/package/base-files/files/etc/uci-defaults/migrate-sysctl
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+if [ ! -f "/rom/etc/sysctl.conf" ] || cmp "/rom/etc/sysctl.conf" "/etc/sysctl.conf"; then
+       exit 0
+fi
+
+fingerprint="$(md5sum /etc/sysctl.conf)"
+fingerprint="${fingerprint%% *}"
+
+if [ "$fingerprint" = "1b05ebb41f72cb84e5510573cd4aca26" ] || \
+   [ "$fingerprint" = "62deb895be1a7f496040187b7c930e4e" ]; then
+       logger -t migrate-sysctl "Updating sysctl.conf to use current defaults"
+       cp "/rom/etc/sysctl.conf" "/etc/sysctl.conf"
+fi
+
+exit 0
+