diff --git a/rossby/bin/copy-hardware-configuration.sh b/rossby/bin/copy-hardware-configuration.sh
deleted file mode 100755
index 21505a7..0000000
--- a/rossby/bin/copy-hardware-configuration.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/usr/bin/env bash
-
-TOP="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )/.."
-
-if [ $# != 1 ]; then
-    echo "usage: copy-hardware-configuration.sh name"
-    exit 1
-fi
-
-node=$1
-
-[ -e $node.nix ] && mv $node.nix $node.nix.bak
-
-scp root@$node:/etc/nixos/hardware-configuration.nix $node.nix
diff --git a/rossby/bin/deploy.sh b/rossby/bin/deploy.sh
deleted file mode 100755
index d13f4d4..0000000
--- a/rossby/bin/deploy.sh
+++ /dev/null
@@ -1,27 +0,0 @@
-#!/usr/bin/env bash
-
-TOP="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)/.."
-
-if [ $# = 0 ]; then
-    echo "usage: deploy.sh name ..."
-    exit 1
-fi
-
-if [ ! -f $TOP/$1/default.nix ]; then
-    echo "error: $1 does not contain a deployment"
-    exit 1
-fi
-
-cd $TOP/$1
-
-nixops list | grep -q $1
-if [ $? = 0 ]; then
-    echo "--- Updating deployment"
-    nixops modify -d $1 .
-else
-    echo "--- Creating deployment"
-    nixops create -d $1 .
-fi
-
-echo "--- Deploying $1"
-nixops deploy -k -d $* --allow-reboot
diff --git a/rossby/bin/reboot.sh b/rossby/bin/reboot.sh
deleted file mode 100755
index edd18a6..0000000
--- a/rossby/bin/reboot.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/usr/bin/env bash
-
-TOP="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)/.."
-
-if [ $# = 0 ]; then
-    echo "usage: reboot.sh cluster "
-    exit 1
-fi
-
-d=$1
-shift
-nixops reboot -d $d $*
diff --git a/rossby/bin/slurm-gen-jwt_hs256.sh b/rossby/bin/slurm-gen-jwt_hs256.sh
new file mode 100755
index 0000000..53bc993
--- /dev/null
+++ b/rossby/bin/slurm-gen-jwt_hs256.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+dd if=/dev/random of=jwt_hs256.key bs=32 count=1
+chmod 400 jwt_hs256.key
diff --git a/rossby/bin/slurm-gen-mungekey.sh b/rossby/bin/slurm-gen-mungekey.sh
new file mode 100755
index 0000000..911b6a2
--- /dev/null
+++ b/rossby/bin/slurm-gen-mungekey.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+mungekey -c -b 2048 -k munge.key
diff --git a/rossby/bin/ssh.sh b/rossby/bin/ssh.sh
deleted file mode 100755
index e49368f..0000000
--- a/rossby/bin/ssh.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/usr/bin/env bash
-
-TOP="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)/.."
-
-if [ $# = 0 ]; then
-    echo "usage: ssh.sh cluster ..."
-    exit 1
-fi
-
-d=$1; shift
-
-nixops ssh-for-each -d $d -- $@
diff --git a/rossby/bin/teardown.sh b/rossby/bin/teardown.sh
deleted file mode 100755
index 7b167db..0000000
--- a/rossby/bin/teardown.sh
+++ /dev/null
@@ -1,45 +0,0 @@
-#!/usr/bin/env bash
-
-TOP="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )/.."
-
-reboot=no
-case $1 in
-    --reboot) reboot=yes; shift ;;
-esac
-
-if [ $# != 1 ]; then
-    echo "usage: teardown.sh [--reboot] name"
-    exit 1
-fi
-
-d=$1
-tmp=$TOP/.$d.$$
-
-teardown () {
-    mkdir -p $tmp
-    cp -r $TOP/$d/* $tmp
-    sed -i '/k8s *= *{/,+1 s/enable *= *true/enable = false/' $tmp/cluster.nix
-    nixops modify -d $d $tmp
-    nixops deploy -d $d
-    [ $reboot = yes ] && nixops reboot -d $d
-    nixops ssh-for-each -d $d \
-        "rm -rf /var/run/kubernetes /var/lib/kubernetes /var/lib/etcd /var/lib/kubelet /var/lib/cfssl"
-    rm -rf $tmp
-}
-cat << EOF
-
-************************************************************************
-***                                                                  ***
-*** WARNING: This will irrevokably destroy the running cluster!      ***
-***                                                                  ***
-************************************************************************
-
-EOF
-
-echo "Are you sure you want to tear down $d? (YES/no)"
-read a
-case $a in
-    YES) teardown ;;
-    *) echo "Bailing out." ;;
-esac
-