set hostname correctly, using own mac-based hostid

3 files changed, 7 insertions, 5 deletions

diff --git a/filehooker/root-image/krebs/bin/filehooker_set_hostname.sh b/filehooker/root-image/krebs/bin/filehooker_set_hostname.sh
deleted file mode 100755
index cb9b0170..00000000
--- a/filehooker/root-image/krebs/bin/filehooker_set_hostname.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/usr/bin/bash
-hostn="filehooker$RANDOM"
-echo "$hostn" > /etc/hostname
-hostname $hostn
-
diff --git a/filehooker/root-image/krebs/bin/macid.sh b/filehooker/root-image/krebs/bin/macid.sh
new file mode 100755
index 00000000..0fccc84b
--- /dev/null
+++ b/filehooker/root-image/krebs/bin/macid.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+ip addr | grep ether | awk '{print $2}' | sort |md5sum | awk '{print $1}' | dd bs=1 count=6 2>/dev/null
diff --git a/filehooker/root-image/krebs/bin/set-hostname.sh b/filehooker/root-image/krebs/bin/set-hostname.sh
new file mode 100755
index 00000000..31101a18
--- /dev/null
+++ b/filehooker/root-image/krebs/bin/set-hostname.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+hostn="elch_$(/krebs/bin/macid.sh)"
+hostnamectl set-hostname "$hostn"
+hostname $hostn
+echo "$hostn" > /etc/hostname