From 31d44e8ef8163e2f14274dcb6e9a9ecf2bc27621 Mon Sep 17 00:00:00 2001
From: Andrew Nester <andrew.nester@databricks.com>
Date: Thu, 16 Jan 2025 10:49:00 +0000
Subject: [PATCH 1/2] Added output message to warn about slower deployments
 with apps

---
 bundle/apps/validate.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/bundle/apps/validate.go b/bundle/apps/validate.go
index fc50aeafc7..42f4a25f58 100644
--- a/bundle/apps/validate.go
+++ b/bundle/apps/validate.go
@@ -7,6 +7,7 @@ import (
 	"strings"
 
 	"github.com/databricks/cli/bundle"
+	"github.com/databricks/cli/libs/cmdio"
 	"github.com/databricks/cli/libs/diag"
 )
 
@@ -17,6 +18,10 @@ func (v *validate) Apply(ctx context.Context, b *bundle.Bundle) diag.Diagnostics
 	possibleConfigFiles := []string{"app.yml", "app.yaml"}
 	usedSourceCodePaths := make(map[string]string)
 
+	if len(b.Config.Resources.Apps) > 0 {
+		cmdio.LogString(ctx, "Databricks apps in your bundle can slow initial deployment as they wait for compute provisioning.")
+	}
+
 	for key, app := range b.Config.Resources.Apps {
 		if _, ok := usedSourceCodePaths[app.SourceCodePath]; ok {
 			diags = append(diags, diag.Diagnostic{

From 6a06ed0421b8a908962fab9e3e5952aa359aaa12 Mon Sep 17 00:00:00 2001
From: Andrew Nester <andrew.nester@databricks.com>
Date: Thu, 16 Jan 2025 11:23:07 +0000
Subject: [PATCH 2/2] show on deploy only

---
 bundle/apps/slow_deploy_message.go | 29 +++++++++++++++++++++++++++++
 bundle/apps/validate.go            |  5 -----
 bundle/phases/deploy.go            |  1 +
 3 files changed, 30 insertions(+), 5 deletions(-)
 create mode 100644 bundle/apps/slow_deploy_message.go

diff --git a/bundle/apps/slow_deploy_message.go b/bundle/apps/slow_deploy_message.go
new file mode 100644
index 0000000000..6eda39d818
--- /dev/null
+++ b/bundle/apps/slow_deploy_message.go
@@ -0,0 +1,29 @@
+package apps
+
+import (
+	"context"
+
+	"github.com/databricks/cli/bundle"
+	"github.com/databricks/cli/libs/cmdio"
+	"github.com/databricks/cli/libs/diag"
+)
+
+type slowDeployMessage struct{}
+
+// TODO: needs to be removed when when no_compute option becomes available in TF provider and used in DABs
+// See https://github.com/databricks/cli/pull/2144
+func (v *slowDeployMessage) Apply(ctx context.Context, b *bundle.Bundle) diag.Diagnostics {
+	if len(b.Config.Resources.Apps) > 0 {
+		cmdio.LogString(ctx, "Databricks apps in your bundle can slow initial deployment as they wait for compute provisioning.")
+	}
+
+	return nil
+}
+
+func (v *slowDeployMessage) Name() string {
+	return "apps.SlowDeployMessage"
+}
+
+func SlowDeployMessage() bundle.Mutator {
+	return &slowDeployMessage{}
+}
diff --git a/bundle/apps/validate.go b/bundle/apps/validate.go
index 42f4a25f58..fc50aeafc7 100644
--- a/bundle/apps/validate.go
+++ b/bundle/apps/validate.go
@@ -7,7 +7,6 @@ import (
 	"strings"
 
 	"github.com/databricks/cli/bundle"
-	"github.com/databricks/cli/libs/cmdio"
 	"github.com/databricks/cli/libs/diag"
 )
 
@@ -18,10 +17,6 @@ func (v *validate) Apply(ctx context.Context, b *bundle.Bundle) diag.Diagnostics
 	possibleConfigFiles := []string{"app.yml", "app.yaml"}
 	usedSourceCodePaths := make(map[string]string)
 
-	if len(b.Config.Resources.Apps) > 0 {
-		cmdio.LogString(ctx, "Databricks apps in your bundle can slow initial deployment as they wait for compute provisioning.")
-	}
-
 	for key, app := range b.Config.Resources.Apps {
 		if _, ok := usedSourceCodePaths[app.SourceCodePath]; ok {
 			diags = append(diags, diag.Diagnostic{
diff --git a/bundle/phases/deploy.go b/bundle/phases/deploy.go
index c6ec04962e..1a1ccd47b1 100644
--- a/bundle/phases/deploy.go
+++ b/bundle/phases/deploy.go
@@ -136,6 +136,7 @@ func Deploy(outputHandler sync.OutputHandler) bundle.Mutator {
 		bundle.Seq(
 			terraform.StatePush(),
 			terraform.Load(),
+			apps.SlowDeployMessage(),
 			apps.InterpolateVariables(),
 			apps.UploadConfig(),
 			metadata.Compute(),