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exec.go
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/
exec.go
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package config
import (
"context"
"github.com/calmato/gran-book/api/server/book/internal/infrastructure/repository"
"github.com/calmato/gran-book/api/server/book/lib/firebase"
"github.com/calmato/gran-book/api/server/book/lib/firebase/storage"
"github.com/calmato/gran-book/api/server/book/registry"
"google.golang.org/api/option"
)
// Execute - gRPC Serverの起動
func Execute() error {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
env, err := loadEnvironment()
if err != nil {
return err
}
// MySQL Clientの設定
db, err := repository.NewDBClient(
env.DBSocket, env.DBHost, env.DBPort, env.DBDatabase, env.DBUsername, env.DBPassword,
)
if err != nil {
return err
}
// Firebaseの設定
opt := option.WithCredentialsJSON([]byte(env.GCPServiceKeyJSON))
fb, err := firebase.InitializeApp(ctx, nil, opt)
if err != nil {
return err
}
// Cloud Storageの設定
gcs, err := storage.NewClient(ctx, fb.App, env.GCPStorageBucketName)
if err != nil {
return err
}
reg := registry.NewRegistry(db, gcs)
// gRPC Serverの設定取得
gs, err := newGRPCServer(env.Port, env.LogPath, env.LogLevel, reg)
if err != nil {
return err
}
// メトリクス用のHTTP Serverの起動
hs := newHTTPServer(env.MetricsPort)
go func() {
if err := hs.Serve(); err != nil {
panic(err)
}
}()
// gRPC Serverの起動
if err := gs.Serve(); err != nil {
panic(err)
}
return nil
}