Differences

This shows you the differences between two versions of the page.

--- k8s:linux_vm:set_up_flatcar-linux [2023/10/19 15:00] – admin
+++ k8s:linux_vm:set_up_flatcar-linux [2023/11/14 22:43] (current) – admin
@@ Line 22: / Line 22: @@
 Upload a version of flatcar_production_vmware_ova_image.vmdk to one of the VM hosts. Instead of [current](https://stable.release.flatcar-linux.net/amd64-usr/current/) it might be better to upload
-a [previous stable release](https://stable.release.flatcar-linux.net/amd64-usr/) and check that updating works. For example [3033.2.0](https://stable.release.flatcar-linux.net/amd64-usr/3033.2.0/)
+a [previous stable release](https://stable.release.flatcar-linux.net/amd64-usr/) and check that updating works. For example [3510.2.8](https://stable.release.flatcar-linux.net/amd64-usr/3510.2.8/)
 Remove any disks. Add the `flatcar_production_vmware_ova_image.vmdk` as the first disk (system, sda) and add a second thin provisionen 230 GB disk (container ephemeral, sdb).
@@ Line 42: / Line 42: @@
 ```yaml
 variant: flatcar
-version: 1.1.0
+version: 1.0.0
-ignition:
+passwd:
-  passwd:
+  users:
-    users:
+  - name: core
-    - name: core
+    ssh_authorized_keys:
-      ssh_authorized_keys:
+      - ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBFBjtMTXcKtVlorGkFwpCs1XmHakFwk3ggShgmHZyJaAhjR81bAFFZVGURBIXUnmi4DpcAV1GaNDNdw0DJvPqRo= Omar Yubikey 5 nano
-        - ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBFBjtMTXcKtVlorGkFwpCs1XmHakFwk3ggShgmHZyJaAhjR81bAFFZVGURBIXUnmi4DpcAV1GaNDNdw0DJvPqRo= Omar Yubikey 5 nano
+      - ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBAe26li9Rzcf+iBRftzE3WDddlDI8+HpCm+GFdep5tcWC6Q2Hzbi1GSqFTBSvpKAJRbyq49OkA3gd16ugmzImDU= Omar Yubikey 5 NFC
-        - ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBAe26li9Rzcf+iBRftzE3WDddlDI8+HpCm+GFdep5tcWC6Q2Hzbi1GSqFTBSvpKAJRbyq49OkA3gd16ugmzImDU= Omar Yubikey 5 NFC
+kernel_arguments:
-  kernel_arguments:
+  should_not_exist:
-    should_not_exist:
+  - flatcar.autologin
-    - flatcar.autologin
+storage:
-  storage:
+  filesystems:
-    filesystems:
+    - device: /dev/sdb
-      - name: oem
+      format: xfs
-        mount:
+      wipe_filesystem: true
-	        device: /dev/disk/by-label/OEM
+      label: cont-ephemer
-	        format: btrfs
+  files:
-	        label: OEM
+    - path: /etc/hostname
-      - name: cont-ephemer
+      mode: 0644
-        mount:
+      contents:
-	        device: /dev/sdb
+        inline: acdh-clusterx
-	        format: xfs
+      overwrite: true
-	        wipe_filesystem: true
+    # change IP and MAC addresses for other nodes!
-	        label: cont-ephemer
+    - path: /etc/systemd/network/10-ens1.network
-    files:
+      contents:
-      - path: /grub.cfg
+        inline: |
-        filesystem: oem
+          [Match]
-        mode: 0644
+          MACAddress=<MAC address from vCenter kubernetes_public>
-        contents:
-	        inline: |
+          [Network]
-	          set oem_id="vmware" # or something else like
+          Address=10.3.6.xx/24
-	          set linux_append=""
+          Gateway=10.3.6.1
-      - path: /etc/hostname
+          DNS=192.168.1.1
-        filesystem: root
+          Domains=servants.priv
-        mode: 0644
+#          NTP=192.168.1.250
-        contents:
+    - path: /etc/systemd/network/10-ens2.network
-	        inline: acdh-cluster3
+      contents:
-	            # change IP and MAC addresses for other nodes!
+        inline: |
-      - path: /etc/systemd/network/10-ens1.network
+          [Match]
-        contents:
+          MACAddress=MAC address from vCenter kubernetes_internal>
-          inline: |
-            [Match]
+          [Network]
-            MACAddress=<MAC address from vCenter kubernetes_public>
+          Address=10.6.16.xx/24
+    - path: /etc/flatcar/update.conf
-            [Network]
+      contents:
-            Address=10.3.6.xx/24
+        inline: |
-            Gateway=10.3.6.1
+          REBOOT_STRATEGY="reboot"
-            DNS=192.168.1.250
+          LOCKSMITHD_REBOOT_WINDOW_START="Thu 04:00"
-            Domains=servants.priv
+          LOCKSMITHD_REBOOT_WINDOW_LENGTH="1h"
-            NTP=192.168.1.250
+      overwrite: true
-      - path: /etc/systemd/network/10-ens2.network
+systemd:
-        contents:
+  units:
-          inline: |
+    - name: update-engine.service
-            [Match]
+      enabled: true
-            MACAddress=MAC address from vCenter kubernetes_internal>
+    - name: locksmithd.service
+      enabled: true
-            [Network]
+    - name: systemd-timesyncd.service
-            Address=10.6.16.xx/24
+      enabled: true
-      - path: /etc/flatcar/update.conf
+    - name: var-lib-rancher.mount
-        content:
+      enabled: true
-          inline: |
+      contents: |
-            REBOOT_STRATEGY="reboot"
+        [Unit]
-            LOCKSMITHD_REBOOT_WINDOW_START="Thu 04:00"
+        Description=Mount ephemeral to /var/lib/rancher
-            LOCKSMITHD_REBOOT_WINDOW_LENGTH="1h"
+        Before=local-fs.target
-  systemd:
+        [Mount]
-    units:
+        What=/dev/disk/by-label/cont-ephemer
-      # Ensure docker starts automatically instead of being socket-activated
+        Where=/var/lib/rancher
-      - name: docker.socket
+        Type=xfs
-        enable: false
+        [Install]
-      - name: update-engine.service
+        WantedBy=local-fs.target
-        enable: true
-      - name: locksmithd.service
-        enable: true
-      - name: systemd-timesyncd.service
-        enable: true
-      # Mount a separate disk for all docker data
-      - name: var-lib-docker.mount
-      # Mount a separate disk for all docker data
-      - name: var-lib-rancher.mount
-        enable: true
-        contents: |
-          [Unit]
-          Description=Mount ephemeral to /var/lib/rancher
-          Before=local-fs.target
-          [Mount]
-          What=/dev/disk/by-label/cont-ephemer
-          Where=/var/lib/rancher
-          Type=xfs
-          [Install]
-          WantedBy=local-fs.target
-      - name: docker.service
-        enable: false
 ```
@@ Line 167: / Line 145: @@
 qemu-img create -f qcow2 -F qcow2 -b flatcar_production_qemu_image.img flatcar-linux1.qcow2
 chown libvirt-qemu:kvm flatcar_production_qemu_image.img flatcar-linux1.qcow2
+```
+Create the configuration (use the YAML from above)
+```bash
+cat acdh-clusterx.yaml | podman run --rm -i quay.io/coreos/butane:latest > /var/lib/libvirt/qemu/nvram/flatcar-linuxX-provision-ign_VARS.fd
+sudo chown libvirt-qemu:kvm /var/lib/libvirt/qemu/nvram/flatcar-linuxX-provision-ign_VARS.fd
+```
+Create the virutal machine, 2 disks, the qcow2 and a rancher partition of about 20GB
+At the end add the following XML
+```xml
+  <qemu:commandline xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>
+    <qemu:arg value='-fw_cfg'/>
+    <qemu:arg value='name=opt/org.flatcar-linux/config,file=/var/lib/libvirt/qemu/nvram/flatcar-linuxX-provision-ign_VARS.fd'/>
+  </qemu:commandline>
 ```