Merge pull request #41 from mnencia/staging

Reduce reboot time

agents.tf

@@ -43,9 +43,14 @@ resource "hcloud_server" "agents" {
     }
   }
 
+  # Issue a reboot command
+  provisioner "local-exec" {
+    command = "ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -l root ${self.ipv4_address} '(sleep 2; reboot)&'; sleep 3"
+  }
+
   # Wait for MicroOS to reboot and be ready
   provisioner "local-exec" {
-    command = "sleep 60 && ping ${self.ipv4_address} | grep --line-buffered 'bytes from' | head -1 && sleep 60"
+    command = "until ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -l root -o ConnectTimeout=2 ${self.ipv4_address} true; do sleep 1; done"
   }
 
   # Generating and uploading the angent.conf file

locals.tf

@@ -17,18 +17,14 @@ locals {
     "aria2c --follow-metalink=mem https://download.opensuse.org/tumbleweed/appliances/openSUSE-MicroOS.x86_64-k3s-kvm-and-xen.qcow2.meta4",
     "qemu-img convert -p -f qcow2 -O host_device $(ls -a | grep -ie '^opensuse.*microos.*k3s.*qcow2$') /dev/sda",
     "sgdisk -e /dev/sda",
-    "partprobe /dev/sda",
     "parted -s /dev/sda resizepart 4 99%",
     "parted -s /dev/sda mkpart primary ext2 99% 100%",
-    "udevadm settle",
+    "partprobe /dev/sda",
     "mount /dev/sda4 /mnt/ && btrfs filesystem resize max /mnt && umount /mnt",
     "mke2fs -L ignition /dev/sda5",
     "mount /dev/sda5 /mnt",
     "mkdir /mnt/ignition",
     "cp /root/config.ign /mnt/ignition/config.ign",
-    "umount /mnt",
+    "umount /mnt"
-    "shutdown -r +1",
-    "sleep 1",
-    "exit 0"
   ]
 }

master.tf

@@ -41,9 +41,14 @@ resource "hcloud_server" "first_control_plane" {
     }
   }
 
+  # Issue a reboot command
+  provisioner "local-exec" {
+    command = "ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -l root ${self.ipv4_address} '(sleep 2; reboot)&'; sleep 3"
+  }
+
   # Wait for MicroOS to reboot and be ready
   provisioner "local-exec" {
-    command = "sleep 60 && ping ${self.ipv4_address} | grep --line-buffered 'bytes from' | head -1 && sleep 60"
+    command = "until ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -l root -o ConnectTimeout=2 ${self.ipv4_address} true; do sleep 1; done"
   }
 
   # Generating k3s master config file

servers.tf

@@ -42,9 +42,14 @@ resource "hcloud_server" "control_planes" {
     }
   }
 
+  # Issue a reboot command
+  provisioner "local-exec" {
+    command = "ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -l root ${self.ipv4_address} '(sleep 2; reboot)&'; sleep 3"
+  }
+
   # Wait for MicroOS to reboot and be ready
   provisioner "local-exec" {
-    command = "sleep 60 && ping ${self.ipv4_address} | grep --line-buffered 'bytes from' | head -1 && sleep 60"
+    command = "until ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -l root -o ConnectTimeout=2 ${self.ipv4_address} true; do sleep 1; done"
   }
 
   # Generating k3s server config file