1 files changed, 104 insertions, 0 deletions
diff --git a/terraform/mount_volume/main.tf b/terraform/mount_volume/main.tf
new file mode 100644
index 0000000..aed5324
--- /dev/null
+++ b/terraform/mount_volume/main.tf
@@ -0,0 +1,104 @@
+variable "volume_name" {
+  type = "string"
+}
+
+variable "host" {
+  type = "string"
+}
+
+variable "server_id" {
+  type = "string"
+}
+
+# volumes contain persistent storage and thus need to be initialized
+# manually
+data "hcloud_volume" "master" {
+  name = "${var.volume_name}"
+}
+
+resource "hcloud_volume_attachment" "master_attachment" {
+  volume_id = "${data.hcloud_volume.master.id}"
+  server_id = "${var.server_id}"
+}
+
+resource "null_resource" "volume_mount" {
+  triggers = {
+    attachement_id = "${hcloud_volume_attachment.master_attachment.id}"
+  }
+
+  connection {
+    host = "${var.host}"
+  }
+
+  provisioner "remote-exec" {
+    inline = ["mkdir -p /mnt/storage"]
+  }
+
+  provisioner "file" {
+    content = <<EOF
+[Unit]
+Description=Mount /mnt/storage directory
+
+[Mount]
+What=${data.hcloud_volume.master.linux_device}
+Where=/mnt/storage
+Type=ext4
+Options=defaults
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+    destination = "/etc/systemd/system/mnt-storage.mount"
+  }
+
+  provisioner "file" {
+    content = <<EOF
+[Unit]
+Description=Mount /srv to persistent volume storage
+After=mnt-storage.mount
+BindsTo=mnt-storage.mount
+
+[Mount]
+What=/mnt/storage/srv
+Where=/srv
+Type=ext4
+Options=bind
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+    destination = "/etc/systemd/system/srv.mount"
+  }
+
+  provisioner "file" {
+    content = <<EOF
+[Unit]
+Description=Mount /home to persistent volume storage
+After=mnt-storage.mount
+BindsTo=mnt-storage.mount
+
+[Mount]
+What=/mnt/storage/home
+Where=/home
+Type=ext4
+Options=bind
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+    destination = "/etc/systemd/system/home.mount"
+  }
+
+  provisioner "remote-exec" {
+    inline = [
+      "systemctl daemon-reload",
+      "systemctl enable mnt-storage.mount",
+      "systemctl enable srv.mount",
+      "systemctl enable home.mount",
+      "systemctl reboot",
+    ]
+  }
+}