package main import ( "context" "strings" "github.com/bsm/redislock" "github.com/grassrootseconomics/celoutils" "github.com/grassrootseconomics/cic-custodial/internal/custodial" "github.com/grassrootseconomics/cic-custodial/internal/nonce" "github.com/grassrootseconomics/cic-custodial/internal/store" "github.com/grassrootseconomics/cic-custodial/internal/sub" "github.com/grassrootseconomics/cic-custodial/internal/tasker" "github.com/grassrootseconomics/cic-custodial/pkg/logg" "github.com/grassrootseconomics/cic-custodial/pkg/redis" "github.com/knadh/koanf/parsers/toml" "github.com/knadh/koanf/providers/env" "github.com/knadh/koanf/providers/file" "github.com/knadh/koanf/v2" "github.com/nats-io/nats.go" "github.com/zerodha/logf" ) // Load logger. func initLogger() logf.Logger { loggOpts := logg.LoggOpts{} if debugFlag { loggOpts.Color = true loggOpts.Caller = true loggOpts.Debug = true } return logg.NewLogg(loggOpts) } // Load config file. func initConfig() *koanf.Koanf { var ( ko = koanf.New(".") ) confFile := file.Provider(confFlag) if err := ko.Load(confFile, toml.Parser()); err != nil { lo.Fatal("init: could not load config file", "error", err) } if err := ko.Load(env.Provider("CUSTODIAL_", ".", func(s string) string { return strings.ReplaceAll(strings.ToLower( strings.TrimPrefix(s, "CUSTODIAL_")), "__", ".") }), nil); err != nil { lo.Fatal("init: could not override config from env vars", "error", err) } if debugFlag { ko.Print() } return ko } // Load Celo chain provider. func initCeloProvider() *celoutils.Provider { providerOpts := celoutils.ProviderOpts{ RpcEndpoint: ko.MustString("chain.rpc_endpoint"), } if ko.Bool("chain.testnet") { providerOpts.ChainId = celoutils.TestnetChainId } else { providerOpts.ChainId = celoutils.MainnetChainId } provider, err := celoutils.NewProvider(providerOpts) if err != nil { lo.Fatal("init: critical error loading chain provider", "error", err) } return provider } // Load separate redis connection for the tasker on a reserved db namespace. func initAsynqRedisPool() *redis.RedisPool { poolOpts := redis.RedisPoolOpts{ DSN: ko.MustString("asynq.dsn"), MinIdleConns: ko.MustInt("redis.min_idle_conn"), } pool, err := redis.NewRedisPool(context.Background(), poolOpts) if err != nil { lo.Fatal("init: critical error connecting to asynq redis db", "error", err) } return pool } // Common redis connection on a different db namespace from the takser. func initCommonRedisPool() *redis.RedisPool { poolOpts := redis.RedisPoolOpts{ DSN: ko.MustString("redis.dsn"), MinIdleConns: ko.MustInt("redis.min_idle_conn"), } pool, err := redis.NewRedisPool(context.Background(), poolOpts) if err != nil { lo.Fatal("init: critical error connecting to common redis db", "error", err) } return pool } // Load redis backed noncestore. func initRedisNoncestore(redisPool *redis.RedisPool, chainProvider *celoutils.Provider, store store.Store) nonce.Noncestore { return nonce.NewRedisNoncestore(nonce.Opts{ ChainProvider: chainProvider, RedisPool: redisPool, Store: store, }) } // Load global lock provider. func initLockProvider(redisPool redislock.RedisClient) *redislock.Client { return redislock.New(redisPool) } // Load tasker client. func initTaskerClient(redisPool *redis.RedisPool) *tasker.TaskerClient { return tasker.NewTaskerClient(tasker.TaskerClientOpts{ RedisPool: redisPool, }) } // Load Postgres store. func initPgStore() store.Store { store, err := store.NewPgStore(store.Opts{ DSN: ko.MustString("postgres.dsn"), MigrationsFolderPath: migrationsFolderFlag, QueriesFolderPath: queriesFlag, }) if err != nil { lo.Fatal("init: critical error loading Postgres store", "error", err) } return store } // Init JetStream context for both pub/sub. func initJetStream() (*nats.Conn, nats.JetStreamContext) { natsConn, err := nats.Connect(ko.MustString("jetstream.endpoint")) if err != nil { lo.Fatal("init: critical error connecting to NATS", "error", err) } js, err := natsConn.JetStream() if err != nil { lo.Fatal("init: bad JetStream opts", "error", err) } return natsConn, js } func initSub(natsConn *nats.Conn, jsCtx nats.JetStreamContext, cu *custodial.Custodial) *sub.Sub { sub, err := sub.NewSub(sub.SubOpts{ CustodialContainer: cu, JsCtx: jsCtx, Logg: lo, NatsConn: natsConn, }) if err != nil { lo.Fatal("init: critical error bootstrapping sub", "error", err) } return sub }