mirror of
https://github.com/absmach/supermq.git
synced 2026-06-23 07:00:25 +00:00
b1ackd0t
ee3716623c
Signed-off-by: Rodney Osodo <28790446+rodneyosodo@users.noreply.github.com> Signed-off-by: Rodney Osodo <socials@rodneyosodo.com> Signed-off-by: rodneyosodo <blackd0t@protonmail.com>
257 lines
8.5 KiB
Go
257 lines
8.5 KiB
Go
// Copyright (c) Abstract Machines
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
// Package main contains things main function to start the things service.
|
|
package main
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"log"
|
|
"log/slog"
|
|
"net/url"
|
|
"os"
|
|
"time"
|
|
|
|
chclient "github.com/absmach/callhome/pkg/client"
|
|
"github.com/absmach/magistrala"
|
|
redisclient "github.com/absmach/magistrala/internal/clients/redis"
|
|
mggroups "github.com/absmach/magistrala/internal/groups"
|
|
gapi "github.com/absmach/magistrala/internal/groups/api"
|
|
gevents "github.com/absmach/magistrala/internal/groups/events"
|
|
gpostgres "github.com/absmach/magistrala/internal/groups/postgres"
|
|
gtracing "github.com/absmach/magistrala/internal/groups/tracing"
|
|
mglog "github.com/absmach/magistrala/logger"
|
|
"github.com/absmach/magistrala/pkg/auth"
|
|
"github.com/absmach/magistrala/pkg/groups"
|
|
jaegerclient "github.com/absmach/magistrala/pkg/jaeger"
|
|
"github.com/absmach/magistrala/pkg/postgres"
|
|
pgclient "github.com/absmach/magistrala/pkg/postgres"
|
|
"github.com/absmach/magistrala/pkg/prometheus"
|
|
"github.com/absmach/magistrala/pkg/server"
|
|
grpcserver "github.com/absmach/magistrala/pkg/server/grpc"
|
|
httpserver "github.com/absmach/magistrala/pkg/server/http"
|
|
"github.com/absmach/magistrala/pkg/uuid"
|
|
"github.com/absmach/magistrala/things"
|
|
"github.com/absmach/magistrala/things/api"
|
|
grpcapi "github.com/absmach/magistrala/things/api/grpc"
|
|
httpapi "github.com/absmach/magistrala/things/api/http"
|
|
thcache "github.com/absmach/magistrala/things/cache"
|
|
thevents "github.com/absmach/magistrala/things/events"
|
|
thingspg "github.com/absmach/magistrala/things/postgres"
|
|
localusers "github.com/absmach/magistrala/things/standalone"
|
|
ctracing "github.com/absmach/magistrala/things/tracing"
|
|
"github.com/caarlos0/env/v10"
|
|
"github.com/go-chi/chi/v5"
|
|
"github.com/go-redis/redis/v8"
|
|
"github.com/jmoiron/sqlx"
|
|
"go.opentelemetry.io/otel/trace"
|
|
"golang.org/x/sync/errgroup"
|
|
"google.golang.org/grpc"
|
|
"google.golang.org/grpc/reflection"
|
|
)
|
|
|
|
const (
|
|
svcName = "things"
|
|
envPrefixDB = "MG_THINGS_DB_"
|
|
envPrefixHTTP = "MG_THINGS_HTTP_"
|
|
envPrefixGRPC = "MG_THINGS_AUTH_GRPC_"
|
|
envPrefixAuth = "MG_AUTH_GRPC_"
|
|
defDB = "things"
|
|
defSvcHTTPPort = "9000"
|
|
defSvcAuthGRPCPort = "7000"
|
|
|
|
streamID = "magistrala.things"
|
|
)
|
|
|
|
type config struct {
|
|
LogLevel string `env:"MG_THINGS_LOG_LEVEL" envDefault:"info"`
|
|
StandaloneID string `env:"MG_THINGS_STANDALONE_ID" envDefault:""`
|
|
StandaloneToken string `env:"MG_THINGS_STANDALONE_TOKEN" envDefault:""`
|
|
JaegerURL url.URL `env:"MG_JAEGER_URL" envDefault:"http://jaeger:14268/api/traces"`
|
|
CacheKeyDuration time.Duration `env:"MG_THINGS_CACHE_KEY_DURATION" envDefault:"10m"`
|
|
SendTelemetry bool `env:"MG_SEND_TELEMETRY" envDefault:"true"`
|
|
InstanceID string `env:"MG_THINGS_INSTANCE_ID" envDefault:""`
|
|
ESURL string `env:"MG_ES_URL" envDefault:"nats://localhost:4222"`
|
|
CacheURL string `env:"MG_THINGS_CACHE_URL" envDefault:"redis://localhost:6379/0"`
|
|
TraceRatio float64 `env:"MG_JAEGER_TRACE_RATIO" envDefault:"1.0"`
|
|
}
|
|
|
|
func main() {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
g, ctx := errgroup.WithContext(ctx)
|
|
|
|
// Create new things configuration
|
|
cfg := config{}
|
|
if err := env.Parse(&cfg); err != nil {
|
|
log.Fatalf("failed to load %s configuration : %s", svcName, err)
|
|
}
|
|
|
|
var logger *slog.Logger
|
|
logger, err := mglog.New(os.Stdout, cfg.LogLevel)
|
|
if err != nil {
|
|
log.Fatalf("failed to init logger: %s", err.Error())
|
|
}
|
|
|
|
var exitCode int
|
|
defer mglog.ExitWithError(&exitCode)
|
|
|
|
if cfg.InstanceID == "" {
|
|
if cfg.InstanceID, err = uuid.New().ID(); err != nil {
|
|
logger.Error(fmt.Sprintf("failed to generate instanceID: %s", err))
|
|
exitCode = 1
|
|
return
|
|
}
|
|
}
|
|
|
|
// Create new database for things
|
|
dbConfig := pgclient.Config{Name: defDB}
|
|
if err := env.ParseWithOptions(&dbConfig, env.Options{Prefix: envPrefixDB}); err != nil {
|
|
logger.Error(err.Error())
|
|
exitCode = 1
|
|
return
|
|
}
|
|
tm := thingspg.Migration()
|
|
gm := gpostgres.Migration()
|
|
tm.Migrations = append(tm.Migrations, gm.Migrations...)
|
|
db, err := pgclient.Setup(dbConfig, *tm)
|
|
if err != nil {
|
|
logger.Error(err.Error())
|
|
exitCode = 1
|
|
return
|
|
}
|
|
defer db.Close()
|
|
|
|
tp, err := jaegerclient.NewProvider(ctx, svcName, cfg.JaegerURL, cfg.InstanceID, cfg.TraceRatio)
|
|
if err != nil {
|
|
logger.Error(fmt.Sprintf("Failed to init Jaeger: %s", err))
|
|
exitCode = 1
|
|
return
|
|
}
|
|
defer func() {
|
|
if err := tp.Shutdown(ctx); err != nil {
|
|
logger.Error(fmt.Sprintf("Error shutting down tracer provider: %v", err))
|
|
}
|
|
}()
|
|
tracer := tp.Tracer(svcName)
|
|
|
|
// Setup new redis cache client
|
|
cacheclient, err := redisclient.Connect(cfg.CacheURL)
|
|
if err != nil {
|
|
logger.Error(err.Error())
|
|
exitCode = 1
|
|
return
|
|
}
|
|
defer cacheclient.Close()
|
|
|
|
var authClient magistrala.AuthServiceClient
|
|
|
|
switch cfg.StandaloneID != "" && cfg.StandaloneToken != "" {
|
|
case true:
|
|
authClient = localusers.NewAuthService(cfg.StandaloneID, cfg.StandaloneToken)
|
|
logger.Info("Using standalone auth service")
|
|
default:
|
|
authConfig := auth.Config{}
|
|
if err := env.ParseWithOptions(&authConfig, env.Options{Prefix: envPrefixAuth}); err != nil {
|
|
logger.Error(fmt.Sprintf("failed to load %s auth configuration : %s", svcName, err))
|
|
exitCode = 1
|
|
return
|
|
}
|
|
|
|
authServiceClient, authHandler, err := auth.Setup(ctx, authConfig)
|
|
if err != nil {
|
|
logger.Error(err.Error())
|
|
exitCode = 1
|
|
return
|
|
}
|
|
defer authHandler.Close()
|
|
authClient = authServiceClient
|
|
logger.Info("Successfully connected to auth grpc server " + authHandler.Secure())
|
|
}
|
|
|
|
csvc, gsvc, err := newService(ctx, db, dbConfig, authClient, cacheclient, cfg.CacheKeyDuration, cfg.ESURL, tracer, logger)
|
|
if err != nil {
|
|
logger.Error(fmt.Sprintf("failed to create services: %s", err))
|
|
exitCode = 1
|
|
return
|
|
}
|
|
|
|
httpServerConfig := server.Config{Port: defSvcHTTPPort}
|
|
if err := env.ParseWithOptions(&httpServerConfig, env.Options{Prefix: envPrefixHTTP}); err != nil {
|
|
logger.Error(fmt.Sprintf("failed to load %s HTTP server configuration : %s", svcName, err))
|
|
exitCode = 1
|
|
return
|
|
}
|
|
mux := chi.NewRouter()
|
|
httpSvc := httpserver.NewServer(ctx, cancel, svcName, httpServerConfig, httpapi.MakeHandler(csvc, gsvc, mux, logger, cfg.InstanceID), logger)
|
|
|
|
grpcServerConfig := server.Config{Port: defSvcAuthGRPCPort}
|
|
if err := env.ParseWithOptions(&grpcServerConfig, env.Options{Prefix: envPrefixGRPC}); err != nil {
|
|
logger.Error(fmt.Sprintf("failed to load %s gRPC server configuration : %s", svcName, err))
|
|
exitCode = 1
|
|
return
|
|
}
|
|
regiterAuthzServer := func(srv *grpc.Server) {
|
|
reflection.Register(srv)
|
|
magistrala.RegisterAuthzServiceServer(srv, grpcapi.NewServer(csvc))
|
|
}
|
|
gs := grpcserver.NewServer(ctx, cancel, svcName, grpcServerConfig, regiterAuthzServer, logger)
|
|
|
|
if cfg.SendTelemetry {
|
|
chc := chclient.New(svcName, magistrala.Version, logger, cancel)
|
|
go chc.CallHome(ctx)
|
|
}
|
|
|
|
// Start all servers
|
|
g.Go(func() error {
|
|
return httpSvc.Start()
|
|
})
|
|
|
|
g.Go(func() error {
|
|
return gs.Start()
|
|
})
|
|
|
|
g.Go(func() error {
|
|
return server.StopSignalHandler(ctx, cancel, logger, svcName, httpSvc)
|
|
})
|
|
|
|
if err := g.Wait(); err != nil {
|
|
logger.Error(fmt.Sprintf("%s service terminated: %s", svcName, err))
|
|
}
|
|
}
|
|
|
|
func newService(ctx context.Context, db *sqlx.DB, dbConfig pgclient.Config, authClient magistrala.AuthServiceClient, cacheClient *redis.Client, keyDuration time.Duration, esURL string, tracer trace.Tracer, logger *slog.Logger) (things.Service, groups.Service, error) {
|
|
database := postgres.NewDatabase(db, dbConfig, tracer)
|
|
cRepo := thingspg.NewRepository(database)
|
|
gRepo := gpostgres.New(database)
|
|
|
|
idp := uuid.New()
|
|
|
|
thingCache := thcache.NewCache(cacheClient, keyDuration)
|
|
|
|
csvc := things.NewService(authClient, cRepo, gRepo, thingCache, idp)
|
|
gsvc := mggroups.NewService(gRepo, idp, authClient)
|
|
|
|
csvc, err := thevents.NewEventStoreMiddleware(ctx, csvc, esURL)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
gsvc, err = gevents.NewEventStoreMiddleware(ctx, gsvc, esURL, streamID)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
csvc = ctracing.New(csvc, tracer)
|
|
csvc = api.LoggingMiddleware(csvc, logger)
|
|
counter, latency := prometheus.MakeMetrics(svcName, "api")
|
|
csvc = api.MetricsMiddleware(csvc, counter, latency)
|
|
|
|
gsvc = gtracing.New(gsvc, tracer)
|
|
gsvc = gapi.LoggingMiddleware(gsvc, logger)
|
|
counter, latency = prometheus.MakeMetrics(fmt.Sprintf("%s_groups", svcName), "api")
|
|
gsvc = gapi.MetricsMiddleware(gsvc, counter, latency)
|
|
|
|
return csvc, gsvc, err
|
|
}
|