chore: add db connection config

core/appeal/service.go

@@ -332,7 +332,7 @@ func validateAppealDurationConfig(appeal *domain.Appeal, policy *domain.Policy)
 		}
 	}
 
-	return fmt.Errorf("%s - %v", appeal.Options.Duration, ErrOptionsDurationNotFound)
+	return ErrOptionsDurationNotFound
 }
 
 // MakeAction Approve an approval step

internal/store/config.go

@@ -1,12 +1,18 @@
 package store
 
+import "time"
+
 // Config for database connection
 type Config struct {
-	Host     string `mapstructure:"host" default:"localhost"`
-	User     string `mapstructure:"user" default:"postgres"`
-	Password string `mapstructure:"password" default:""`
-	Name     string `mapstructure:"name" default:"postgres"`
-	Port     string `mapstructure:"port" default:"5432"`
-	SslMode  string `mapstructure:"sslmode" default:"disable"`
-	LogLevel string `mapstructure:"log_level" default:"info"`
+	Host            string        `mapstructure:"host" default:"localhost"`
+	User            string        `mapstructure:"user" default:"postgres"`
+	Password        string        `mapstructure:"password" default:""`
+	Name            string        `mapstructure:"name" default:"postgres"`
+	Port            string        `mapstructure:"port" default:"5432"`
+	SslMode         string        `mapstructure:"sslmode" default:"disable"`
+	MaxIdleConns    int           `yaml:"max_idle_conns" mapstructure:"max_idle_conns" default:"3"`
+	MaxOpenConns    int           `yaml:"max_open_conns" mapstructure:"max_open_conns" default:"10"`
+	ConnMaxLifeTime time.Duration `yaml:"conn_max_life_time" mapstructure:"conn_max_life_time" default:"10ms"`
+	MaxIdleLifeTime time.Duration `yaml:"idle_max_life_time" mapstructure:"idle_max_life_time" default:"100ms"`
+	LogLevel        string        `mapstructure:"log_level" default:"info"`
 }

internal/store/postgres/store.go

@@ -4,6 +4,7 @@ import (
 	"embed"
 	"errors"
 	"fmt"
+	pg "gorm.io/driver/postgres"
 	"log"
 	"net"
 	"net/url"
@@ -12,7 +13,6 @@ import (
 	_ "github.com/golang-migrate/migrate/v4/database/postgres"
 	"github.com/golang-migrate/migrate/v4/source/iofs"
 	"github.com/odpf/guardian/internal/store"
-	pg "gorm.io/driver/postgres"
 	"gorm.io/gorm"
 )
 
@@ -41,6 +41,15 @@ func NewStore(c *store.Config) (*Store, error) {
 		log.Panic(err)
 	}
 
+	db, err := gormDB.DB()
+	if err != nil {
+		log.Panic(err)
+	}
+	db.SetConnMaxLifetime(c.ConnMaxLifeTime)
+	db.SetMaxIdleConns(c.MaxIdleConns)
+	db.SetMaxOpenConns(c.MaxOpenConns)
+	db.SetConnMaxIdleTime(c.MaxIdleLifeTime)
+
 	return &Store{gormDB, c}, nil
 }