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-rw-r--r--utils/pb-udhcpc38
1 files changed, 38 insertions, 0 deletions
diff --git a/utils/pb-udhcpc b/utils/pb-udhcpc
new file mode 100644
index 0000000..bc0f759
--- /dev/null
+++ b/utils/pb-udhcpc
@@ -0,0 +1,38 @@
+#!/bin/sh
+#
+# Petitboot udhcpc user script. Should be run by udhcpc when
+# there is a change in the dhcp configuration. For more info
+# see the udhcpc man page and the Linux kernel source file
+# Documentation/filesystems/nfsroot.txt.
+#
+
+PBOOT_USER_EVENT_SOCKET="/tmp/petitboot.ev"
+log="pb-udhcpc.log"
+
+pb_add () {
+ k_server_ip=${rootpath%%:*}
+ k_root_dir=${rootpath#*:}
+
+ [ ${k_server_ip} != ${rootpath} ] || k_server_ip=${serverid}
+
+ echo -ne "add@/net/${interface}\0name=netboot\0image=tftp://${siaddr}${boot_file}\0args=root=/dev/nfs ip=any nfsroot=${k_server_ip}:${k_root_dir}\0" | pb-event
+}
+
+pb_remove () {
+ echo -ne "remove@/net/${interface}\0name=netboot\0" | pb-event
+}
+
+case "$1" in
+bound | renew)
+ pb_add
+ ;;
+deconfig)
+ pb_remove
+ ;;
+*)
+ ;;
+esac
+
+echo "--- $1 ---" >> ${log}
+set >> ${log}
+echo "---------------" >> ${log}
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