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command.go
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command.go
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// Copyright 2023 The Bucketeer Authors.
//
// 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 main
import (
"context"
"cloud.google.com/go/bigquery"
"go.uber.org/zap"
"google.golang.org/api/option"
"gopkg.in/alecthomas/kingpin.v2"
"github.com/bucketeer-io/bucketeer/pkg/cli"
"github.com/bucketeer-io/bucketeer/pkg/metrics"
)
type command struct {
*kingpin.CmdClause
bigQueryEmulator *string
project *string
dataset *string
}
func registerCommand(r cli.CommandRegistry, p cli.ParentCommand) *command {
cmd := p.Command("create", "Create table in Big Query Emulator")
command := &command{
CmdClause: cmd,
bigQueryEmulator: cmd.Flag("bigquery-emulator", "Big Query Emulator Host").Default("http://localhost:9050").String(),
project: cmd.Flag("project", "Project ID").Default("bucketeer-test").String(),
dataset: cmd.Flag("dataset", "Dataset ID").Default("bucketeer").String(),
}
r.RegisterCommand(command)
return command
}
func (c *command) Run(ctx context.Context, metrics metrics.Metrics, logger *zap.Logger) error {
client, err := bigquery.NewClient(ctx, *c.project,
option.WithEndpoint(*c.bigQueryEmulator),
option.WithoutAuthentication())
if err != nil {
logger.Error("failed to create BigQuery client",
zap.Error(err))
}
defer client.Close()
// Create dataset
err = createDataset(ctx, client, *c.dataset)
if err != nil {
logger.Error("failed to create dataset",
zap.Error(err),
)
}
// Create tables
evaluationEventSchema := bigquery.Schema{
{Name: "id", Type: bigquery.StringFieldType},
{Name: "environment_namespace", Type: bigquery.StringFieldType},
{Name: "timestamp", Type: bigquery.TimestampFieldType},
{Name: "feature_id", Type: bigquery.StringFieldType},
{Name: "feature_version", Type: bigquery.IntegerFieldType},
{Name: "user_id", Type: bigquery.StringFieldType},
{Name: "user_data", Type: bigquery.JSONFieldType},
{Name: "variation_id", Type: bigquery.StringFieldType},
{Name: "reason", Type: bigquery.StringFieldType},
{Name: "tag", Type: bigquery.StringFieldType},
{Name: "source_id", Type: bigquery.StringFieldType},
}
err = createTable(ctx, client, logger, *c.project, *c.dataset, "evaluation_event", evaluationEventSchema)
if err != nil {
logger.Error("failed to create evaluation_event table",
zap.Error(err),
)
}
goalEventSchema := bigquery.Schema{
{Name: "id", Type: bigquery.StringFieldType},
{Name: "environment_namespace", Type: bigquery.StringFieldType},
{Name: "timestamp", Type: bigquery.TimestampFieldType},
{Name: "goal_id", Type: bigquery.StringFieldType},
{Name: "value", Type: bigquery.FloatFieldType},
{Name: "user_id", Type: bigquery.StringFieldType},
{Name: "user_data", Type: bigquery.JSONFieldType},
{Name: "tag", Type: bigquery.StringFieldType},
{Name: "source_id", Type: bigquery.StringFieldType},
{Name: "feature_id", Type: bigquery.StringFieldType},
{Name: "feature_version", Type: bigquery.IntegerFieldType},
{Name: "variation_id", Type: bigquery.StringFieldType},
{Name: "reason", Type: bigquery.StringFieldType},
}
err = createTable(ctx, client, logger, *c.project, *c.dataset, "goal_event", goalEventSchema)
if err != nil {
logger.Error("failed to create goal_event table",
zap.Error(err),
)
}
return nil
}
func createDataset(ctx context.Context,
client *bigquery.Client, datasetID string,
) error {
meta := &bigquery.DatasetMetadata{}
if err := client.Dataset(datasetID).Create(ctx, meta); err != nil {
return err
}
return nil
}
func createTable(ctx context.Context,
client *bigquery.Client, logger *zap.Logger,
projectID, datasetID, tableID string,
schema bigquery.Schema,
) error {
tableMetadata := &bigquery.TableMetadata{
Schema: schema,
}
tableRef := client.Dataset(datasetID).Table(tableID)
if err := tableRef.Create(ctx, tableMetadata); err != nil {
logger.Error("failed to create empty table",
zap.Error(err))
return err
}
return nil
}