data

package

v0.1.3 Latest Latest Go to latest Published: May 15, 2025 License: Apache-2.0 Imports: 11 Imported by: 1

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Repository

github.com/ncobase/ncore

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Documentation ¶

Index ¶

Variables
func GetTx(ctx context.Context) (*sql.Tx, error)
type ContextKey
type Data
- func New(cfg *config.Config, createNewInstance ...bool) (*Data, func(name ...string), error)
type Option

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	ErrRabbitMQNotInitialized = errors.New("RabbitMQ service not initialized")
	ErrKafkaNotInitialized    = errors.New("kafka service not initialized")
	ErrConnectionUnavailable  = errors.New("messaging service connection unavailable")
)

Functions ¶

func GetTx ¶

func GetTx(ctx context.Context) (*sql.Tx, error)

GetTx retrieves transaction from context

Types ¶

type ContextKey ¶

type ContextKey string

const (
	// ContextKeyTransaction is context key
	ContextKeyTransaction ContextKey = "tx"
)

type Data ¶

type Data struct {
	Conn     *connection.Connections
	RabbitMQ *rabbitmq.RabbitMQ
	Kafka    *kafka.Kafka
}

Data represents the data layer implementation

func New ¶

func New(cfg *config.Config, createNewInstance ...bool) (*Data, func(name ...string), error)

New creates new data layer

func (*Data) Close ¶

func (d *Data) Close() []error

Close closes all data connections

func (*Data) ConsumeFromKafka ¶

func (d *Data) ConsumeFromKafka(ctx context.Context, topic, groupID string, handler func([]byte) error) error

ConsumeFromKafka consumes messages from Kafka

func (*Data) ConsumeFromRabbitMQ ¶

func (d *Data) ConsumeFromRabbitMQ(queue string, handler func([]byte) error) error

ConsumeFromRabbitMQ consumes messages from RabbitMQ

func (*Data) DB ¶

func (d *Data) DB() *sql.DB

DB returns the master database connection for write operations

func (*Data) DBRead ¶

func (d *Data) DBRead() (*sql.DB, error)

DBRead returns slave database connection for read operations

func (*Data) GetDBManager ¶

func (d *Data) GetDBManager() *connection.DBManager

GetDBManager get database manager

func (*Data) GetElasticsearch ¶

func (d *Data) GetElasticsearch() *elastic.Client

GetElasticsearch get elasticsearch

func (*Data) GetMeilisearch ¶

func (d *Data) GetMeilisearch() *meili.Client

GetMeilisearch get meilisearch

func (*Data) GetMongoManager ¶

func (d *Data) GetMongoManager() *connection.MongoManager

GetMongoManager get mongo manager

func (*Data) GetRedis ¶

func (d *Data) GetRedis() *redis.Client

GetRedis get redis

func (*Data) IsMessagingAvailable ¶ added in v0.1.2

func (d *Data) IsMessagingAvailable() bool

IsMessagingAvailable checks if any messaging system is available and properly connected

func (*Data) Ping ¶

func (d *Data) Ping(ctx context.Context) error

Ping checks all database connections

func (*Data) PublishToKafka ¶

func (d *Data) PublishToKafka(ctx context.Context, topic string, key, value []byte) error

PublishToKafka publishes message to Kafka

func (*Data) PublishToRabbitMQ ¶

func (d *Data) PublishToRabbitMQ(exchange, routingKey string, body []byte) error

PublishToRabbitMQ publishes message to RabbitMQ

func (*Data) WithTx ¶

func (d *Data) WithTx(ctx context.Context, fn func(ctx context.Context) error) error

WithTx wraps function within transaction

func (*Data) WithTxRead ¶

func (d *Data) WithTxRead(ctx context.Context, fn func(ctx context.Context) error) error

WithTxRead wraps function within read-only transaction

type Option ¶

type Option func(*Data)

Option function type for configuring Connections

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
cache module
config
connection
databases
cache
entgo/mixin
elasticsearch module
entgo module
kafka module
meilisearch module
messaging
kafka
rabbitmq
mongodb module
mysql module
neo4j module
opensearch module
paging
postgres module
rabbitmq module
redis module
search module
elastic
meili
sqlite module
storage

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