databricks-cli/bundle/config/mutator/override_compute.go

76 lines
2.3 KiB
Go

package mutator
import (
"context"
"github.com/databricks/cli/bundle"
"github.com/databricks/cli/bundle/config"
"github.com/databricks/cli/bundle/config/resources"
"github.com/databricks/cli/libs/cmdio"
"github.com/databricks/cli/libs/diag"
"github.com/databricks/cli/libs/env"
)
type overrideCompute struct{}
func OverrideCompute() bundle.Mutator {
return &overrideCompute{}
}
func (m *overrideCompute) Name() string {
return "OverrideCompute"
}
func overrideJobCompute(j *resources.Job, compute string) {
for i := range j.Tasks {
var task = &j.Tasks[i]
if task.ForEachTask != nil {
task = &task.ForEachTask.Task
}
if task.NewCluster != nil || task.ExistingClusterId != "" || task.EnvironmentKey != "" || task.JobClusterKey != "" {
task.NewCluster = nil
task.JobClusterKey = ""
task.EnvironmentKey = ""
task.ExistingClusterId = compute
}
}
}
func (m *overrideCompute) Apply(ctx context.Context, b *bundle.Bundle) diag.Diagnostics {
var diags diag.Diagnostics
if b.Config.Bundle.Mode == config.Production {
if b.Config.Bundle.ClusterId != "" {
// Overriding compute via a command-line flag for production works, but is not recommended.
diags = diags.Extend(diag.Diagnostics{{
Summary: "Setting a cluster override for a target that uses 'mode: production' is not recommended",
Detail: "It is recommended to always use the same compute for production target for consistency.",
}})
}
}
if v := env.Get(ctx, "DATABRICKS_CLUSTER_ID"); v != "" {
// For historical reasons, we allow setting the cluster ID via the DATABRICKS_CLUSTER_ID
// when development mode is used. Sometimes, this is done by accident, so we log an info message.
if b.Config.Bundle.Mode == config.Development {
cmdio.LogString(ctx, "Setting a cluster override because DATABRICKS_CLUSTER_ID is set. It is recommended to use --cluster-id instead, which works in any target mode.")
} else {
// We don't allow using DATABRICKS_CLUSTER_ID in any other mode, it's too error-prone.
return diag.Warningf("The DATABRICKS_CLUSTER_ID variable is set but is ignored since the current target does not use 'mode: development'")
}
b.Config.Bundle.ClusterId = v
}
if b.Config.Bundle.ClusterId == "" {
return diags
}
r := b.Config.Resources
for i := range r.Jobs {
overrideJobCompute(r.Jobs[i], b.Config.Bundle.ClusterId)
}
return diags
}