create-vm

1 files changed, 36 insertions, 0 deletions

diff --git a/create-vm b/create-vm
new file mode 100755
index 0000000..f79b0b1
--- /dev/null
+++ b/create-vm
@@ -0,0 +1,36 @@
+#!/bin/bash
+
+set -eu -o pipefail
+
+cloud_init_iso()
+{
+    local iso="$1"
+    local hostname="$2"
+    local pubkey="$3"
+    local dir="$(mktemp -d)"
+
+    cat <<EOF > "$dir/meta-data"
+# Amazon EC2 style metadata
+local-hostname: $hostname
+EOF
+
+    cat <<EOF > "$dir/user-data"
+#cloud-config
+ssh_authorized_keys:
+- $pubkey
+EOF
+
+    genisoimage -quiet -volid cidata -joliet -rock -output "$iso" "$dir"
+    rm -rf "$dir"
+}
+
+
+main()
+{
+    local vm="$1"
+    local pubkey="$(cat "$2")"
+    cloud_init_iso "$vm.iso" "$vm" "$pubkey"
+}
+
+
+main "$@"