/
workflow_hook_workflow_properties.go
96 lines (78 loc) · 2.86 KB
/
workflow_hook_workflow_properties.go
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// Copyright 2021 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package daisyutils
import (
"context"
"cloud.google.com/go/logging"
"cloud.google.com/go/storage"
daisy "github.com/GoogleCloudPlatform/compute-daisy"
"github.com/GoogleCloudPlatform/compute-image-import/cli_tools/common/utils/param"
"google.golang.org/api/option"
)
// ApplyEnvToWorkflow is a WorkflowHook that applies user-customizable values
// to the top-level parent workflow.
type ApplyEnvToWorkflow struct {
env EnvironmentSettings
}
// PreRunHook updates properties on wf that correspond to user-specified values
// such as project, zone, and scratch bucket path.
func (t *ApplyEnvToWorkflow) PreRunHook(wf *daisy.Workflow) error {
set(t.env.Project, &wf.Project)
set(t.env.Zone, &wf.Zone)
set(t.env.GCSPath, &wf.GCSPath)
set(t.env.OAuth, &wf.OAuthPath)
set(t.env.Timeout, &wf.DefaultTimeout)
err := updateWorkflowClientsIfneeded(t.env, wf)
return err
}
func set(src string, dst *string) {
if src != "" {
*dst = src
}
}
func updateWorkflowClientsIfneeded(env EnvironmentSettings, wf *daisy.Workflow) error {
// Create new context here as daisy clients shouldn't die if the main context is cancelled.
// It will need to cleaned up resources before terminating the clients.
ctx := context.Background()
if env.EndpointsOverride.Compute != "" {
daisyComputeClient, err := param.CreateComputeClient(&ctx, env.OAuth, env.EndpointsOverride.Compute)
if err != nil {
return err
}
wf.ComputeClient = daisyComputeClient
}
if env.EndpointsOverride.Storage != "" {
storageOptions := []option.ClientOption{option.WithEndpoint(env.EndpointsOverride.Storage)}
if env.OAuth != "" {
storageOptions = append(storageOptions, option.WithCredentialsFile(env.OAuth))
}
storageClient, err := storage.NewClient(ctx, storageOptions...)
if err != nil {
return err
}
wf.StorageClient = storageClient
}
if env.EndpointsOverride.CloudLogging != "" {
cloudLoggingOptions := []option.ClientOption{option.WithEndpoint(env.EndpointsOverride.CloudLogging)}
if env.OAuth != "" {
cloudLoggingOptions = append(cloudLoggingOptions, option.WithCredentialsFile(env.OAuth))
}
cloudLoggingClient, err := logging.NewClient(ctx, wf.Project, cloudLoggingOptions...)
if err != nil {
return err
}
wf.CloudLoggingClient = cloudLoggingClient
}
return nil
}