From acdd8a1bce6abb6d65fa4238ef04b7efbb22050e Mon Sep 17 00:00:00 2001
From: Ricardo Weir <ricardo.weir@loft.sh>
Date: Mon, 29 Jul 2024 09:02:46 -0700
Subject: [PATCH 1/2] Prevent unsupported HA setup

High availability setups do not work with embedded sqlite. We are
now validating that that high availability and embedded sqlite are
not both enabled.
---
 config/config.go       |  4 ++++
 pkg/cli/create_helm.go | 15 +++++++++++++++
 pkg/config/config.go   |  4 ----
 3 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/config/config.go b/config/config.go
index 9695424f3..e7188f39f 100644
--- a/config/config.go
+++ b/config/config.go
@@ -209,6 +209,10 @@ func (c *Config) BackingStoreType() StoreType {
 	}
 }
 
+func (c *Config) EmbeddedDatabase() bool {
+	return !c.ControlPlane.BackingStore.Database.External.Enabled && !c.ControlPlane.BackingStore.Etcd.Embedded.Enabled && !c.ControlPlane.BackingStore.Etcd.Deploy.Enabled
+}
+
 func (c *Config) Distro() string {
 	if c.ControlPlane.Distro.K3S.Enabled {
 		return K3SDistro
diff --git a/pkg/cli/create_helm.go b/pkg/cli/create_helm.go
index e6d8c6754..47c8990ec 100644
--- a/pkg/cli/create_helm.go
+++ b/pkg/cli/create_helm.go
@@ -276,6 +276,11 @@ func CreateHelm(ctx context.Context, options *CreateOptions, globalFlags *flags.
 		}
 	}
 
+	err = validateHABackingStoreCompatibility(vClusterConfig)
+	if err != nil {
+		return err
+	}
+
 	if isVClusterDeployed(release) {
 		// While certain backing store changes are allowed we prohibit changes to another distro.
 		if err := config.ValidateChanges(currentVClusterConfig, vClusterConfig); err != nil {
@@ -412,6 +417,16 @@ func isLegacyVCluster(version string) bool {
 	return semver.Compare("v"+version, "v0.20.0-alpha.0") == -1
 }
 
+func validateHABackingStoreCompatibility(config *config.Config) error {
+	if !config.EmbeddedDatabase() {
+		return nil
+	}
+	if !(config.ControlPlane.StatefulSet.HighAvailability.Replicas > 1) {
+		return nil
+	}
+	return fmt.Errorf("cannot use default embedded database (sqlite) in high availability mode. Try embedded etcd backing store instead")
+}
+
 func isLegacyConfig(values []byte) bool {
 	cfg := legacyconfig.LegacyK0sAndK3s{}
 	if err := cfg.UnmarshalYAMLStrict(values); err != nil {
diff --git a/pkg/config/config.go b/pkg/config/config.go
index 0f769e778..4d1961f94 100644
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -53,10 +53,6 @@ type VirtualClusterConfig struct {
 	ControlPlaneNamespace string `json:"controlPlaneNamespace,omitempty"`
 }
 
-func (v VirtualClusterConfig) EmbeddedDatabase() bool {
-	return !v.ControlPlane.BackingStore.Database.External.Enabled && !v.ControlPlane.BackingStore.Etcd.Embedded.Enabled && !v.ControlPlane.BackingStore.Etcd.Deploy.Enabled
-}
-
 func (v VirtualClusterConfig) VirtualClusterKubeConfig() config.VirtualClusterKubeConfig {
 	distroConfig := config.VirtualClusterKubeConfig{}
 	switch v.Distro() {

From 6fbe70564441c2a94314f92132ede3e5b85210e4 Mon Sep 17 00:00:00 2001
From: Ricardo Weir <ricardo.weir@loft.sh>
Date: Mon, 29 Jul 2024 09:28:36 -0700
Subject: [PATCH 2/2] Add backport workflow

---
 .github/workflows/backport.yaml | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 .github/workflows/backport.yaml

diff --git a/.github/workflows/backport.yaml b/.github/workflows/backport.yaml
new file mode 100644
index 000000000..2fa841097
--- /dev/null
+++ b/.github/workflows/backport.yaml
@@ -0,0 +1,26 @@
+name: Automatic backport action
+
+on:
+  pull_request_target:
+    types: ["labeled", "closed"]
+
+jobs:
+  backport:
+    name: Backport PR
+    if: github.event.pull_request.merged == true && !(contains(github.event.pull_request.labels.*.name, 'backport'))
+    runs-on: ubuntu-latest
+    steps:
+      - name: Backport Action
+        uses: sorenlouv/backport-github-action@v9.5.1
+        with:
+          github_token: ${{ secrets.GH_ACCESS_TOKEN }}
+          auto_backport_label_prefix: backport-to-
+
+      - name: Info log
+        if: ${{ success() }}
+        run: cat ~/.backport/backport.info.log
+
+      - name: Debug log
+        if: ${{ failure() }}
+        run: cat ~/.backport/backport.debug.log
+