Merge branch 'master' of gitlab.altinea.fr:altinea/install-scripts

cloud-init/Readme.md

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+Create an Ubuntu 20.04 template on a PVE server :
+```
+curl -Ls https://gitlab.altinea.fr/altinea/install-scripts/raw/branch/master/cloud-init/create_ubuntu20_template.sh |sh -s -- <storage>
+```
+\<storage\> should be a valid declared storage accessible on the PVE server

cloud-init/create_ubuntu20_template.sh

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+#!/bin/sh
+
+_usage() {
+  echo "
+  Usage: $0 <storage>
+  <storage> : should be a valid (active, supporting VM image) PVE storage
+  "
+}
+
+[ -z "$1" ] && _usage && return
+
+_storage=$1
+pvesm status --enabled --target localhost --content images |awk {'print $1'} |tail +2 |grep "$_storage"  > /dev/null 2>&1
+if [ "$?" -ne "0" ]; then
+        echo "Storage $_storage does not seems to exists. Use 'pvesm status' to find a usable storage"
+        exit 1
+fi
+
+/usr/sbin/qm status 9999 > /dev/null 2>&1
+if [ "$?" -ne "2" ]; then
+	echo "VM9999 already exists, aborting"
+	exit 1
+fi
+
+echo "Storage $_storage is valid and VM does not exists, let's get the latest Ubuntu-minimal image from repo"
+
+# Fetching the last Ubuntu Minimal 20.04 cloud-image
+curl --progress-bar -o ubuntu-20.04-minimal-cloudimg-amd64.img https://cloud-images.ubuntu.com/minimal/releases/focal/release/ubuntu-20.04-minimal-cloudimg-amd64.img
+
+# Silently download public SSH key
+curl -s -o support@altinea.fr.pub https://gitlab.altinea.fr/altinea/install-scripts/raw/branch/master/ssh/support@altinea.fr.pub
+
+# Create VM, import cloud-image and configure storage
+/usr/sbin/qm create 9999 --memory 1024 --net0 virtio,bridge=vmbr0
+/usr/sbin/qm importdisk 9999 ubuntu-20.04-minimal-cloudimg-amd64.img $_storage
+/usr/sbin/qm set 9999 --scsihw virtio-scsi-pci --scsi0 $_storage:vm-9999-disk-0,discard=on
+/usr/sbin/qm set 9999 --ide2 $_storage:cloudinit --boot c --bootdisk scsi0 --serial0 socket --vga serial0
+
+# Convert VM to template
+/usr/sbin/qm template 9999
+
+# Adjust VM settings (based on best practices)
+/usr/sbin/qm set 9999 --args "-cpu 'kvm64,+ssse3,+sse4.1,+sse4.2,+x2apic'" --ciuser root --ipconfig0 ip=dhcp,ip6=dhcp --sshkeys support@altinea.fr.pub --name "Ubuntu20.04" --agent enabled=1
+
+# Delete temporary files
+rm ubuntu-20.04-minimal-cloudimg-amd64.img
+rm support@altinea.fr.pub
+
+echo "All done, you can now clone VM9999 (Ubuntu20.04) from PVE interface"