cerc-io/ipld-eth-beacon-indexer
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Utilized interfaces for DB

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This commit is contained in:
Abdul Rabbani 2022-04-22 13:02:14 -04:00
parent 3d46a029f1
commit eba553a905
1 changed files with 12 additions and 11 deletions
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23
internal/boot/boot.go
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@ -7,14 +7,16 @@ import (
"time" "time"
log "github.com/sirupsen/logrus" log "github.com/sirupsen/logrus"
"github.com/vulcanize/ipld-ethcl-indexer/pkg/database/sql"
"github.com/vulcanize/ipld-ethcl-indexer/pkg/database/sql/postgres" "github.com/vulcanize/ipld-ethcl-indexer/pkg/database/sql/postgres"
"github.com/vulcanize/ipld-ethcl-indexer/pkg/loghelper" "github.com/vulcanize/ipld-ethcl-indexer/pkg/loghelper"
) )
var ( var (
bcHealthEndpoint = "/eth/v1/node/health" bcHealthEndpoint = "/eth/v1/node/health"
maxRetry = 5 // Max times to try to connect to the DB or BC at boot. maxRetry = 5 // Max times to try to connect to the DB or BC at boot.
retryInterval = 30 // The time to wait between each try. retryInterval = 30 // The time to wait between each try.
DB sql.Database = &postgres.DB{}
) )
// This function will ensure that we can connect to the beacon client. // This function will ensure that we can connect to the beacon client.
@ -42,7 +44,7 @@ func checkBeaconClient(bcAddress string, bcPort int) error {
} }
// A simple wrapper to create a DB object to use. // A simple wrapper to create a DB object to use.
func SetupDb(dbHostname string, dbPort int, dbName string, dbUsername string, dbPassword string, driverName string) (*postgres.DB, error) { func SetupPostgresDb(dbHostname string, dbPort int, dbName string, dbUsername string, dbPassword string, driverName string) (sql.Database, error) {
log.Debug("Resolving Driver Type") log.Debug("Resolving Driver Type")
DbDriver, err := postgres.ResolveDriverType(driverName) DbDriver, err := postgres.ResolveDriverType(driverName)
if err != nil { if err != nil {
@ -61,7 +63,7 @@ func SetupDb(dbHostname string, dbPort int, dbName string, dbUsername string, db
Password: dbPassword, Password: dbPassword,
Driver: DbDriver, Driver: DbDriver,
} }
DB, err := postgres.NewPostgresDB(postgresConfig) DB, err = postgres.NewPostgresDB(postgresConfig)
if err != nil { if err != nil {
loghelper.LogError(err).Error("Unable to connect to the DB") loghelper.LogError(err).Error("Unable to connect to the DB")
@ -79,7 +81,7 @@ func SetupDb(dbHostname string, dbPort int, dbName string, dbUsername string, db
// //
// 2. Connect to the database. // 2. Connect to the database.
// //
func BootApplication(dbHostname string, dbPort int, dbName string, dbUsername string, dbPassword string, driverName string, bcAddress string, bcPort int) (*postgres.DB, error) { func BootApplication(dbHostname string, dbPort int, dbName string, dbUsername string, dbPassword string, driverName string, bcAddress string, bcPort int) (sql.Database, error) {
log.Info("Booting the Application") log.Info("Booting the Application")
log.Debug("Checking beacon Client") log.Debug("Checking beacon Client")
@ -89,7 +91,7 @@ func BootApplication(dbHostname string, dbPort int, dbName string, dbUsername st
} }
log.Debug("Setting up DB connection") log.Debug("Setting up DB connection")
DB, err := SetupDb(dbHostname, dbPort, dbName, dbUsername, dbPassword, driverName) DB, err := SetupPostgresDb(dbHostname, dbPort, dbName, dbUsername, dbPassword, driverName)
if err != nil { if err != nil {
return nil, err return nil, err
} }
@ -97,11 +99,10 @@ func BootApplication(dbHostname string, dbPort int, dbName string, dbUsername st
} }
// Add retry logic to ensure that we are give the Beacon Client and the DB time to start. // Add retry logic to ensure that we are give the Beacon Client and the DB time to start.
func BootApplicationWithRetry(dbHostname string, dbPort int, dbName string, dbUsername string, dbPassword string, driverName string, bcAddress string, bcPort int) (*postgres.DB, error) { func BootApplicationWithRetry(dbHostname string, dbPort int, dbName string, dbUsername string, dbPassword string, driverName string, bcAddress string, bcPort int) (sql.Database, error) {
var db *postgres.DB
var err error var err error
for i := 0; i < maxRetry; i++ { for i := 0; i < maxRetry; i++ {
db, err = BootApplication(dbHostname, dbPort, dbName, dbUsername, dbPassword, driverName, bcAddress, bcPort) DB, err = BootApplication(dbHostname, dbPort, dbName, dbUsername, dbPassword, driverName, bcAddress, bcPort)
if err != nil { if err != nil {
log.WithFields(log.Fields{ log.WithFields(log.Fields{
"retryNumber": i, "retryNumber": i,
@ -110,5 +111,5 @@ func BootApplicationWithRetry(dbHostname string, dbPort int, dbName string, dbUs
continue continue
} }
} }
return db, err return DB, err
} }