Initial QSfera import

Server/services/settings/pkg/command/server.go

@@ -0,0 +1,114 @@
+package command
+
+import (
+	"context"
+	"fmt"
+	"os/signal"
+
+	"github.com/qsfera/server/pkg/config/configlog"
+	"github.com/qsfera/server/pkg/log"
+	"github.com/qsfera/server/pkg/runner"
+	ogrpc "github.com/qsfera/server/pkg/service/grpc"
+	"github.com/qsfera/server/pkg/tracing"
+	"github.com/qsfera/server/pkg/version"
+	"github.com/qsfera/server/services/settings/pkg/config"
+	"github.com/qsfera/server/services/settings/pkg/config/parser"
+	"github.com/qsfera/server/services/settings/pkg/metrics"
+	"github.com/qsfera/server/services/settings/pkg/server/debug"
+	"github.com/qsfera/server/services/settings/pkg/server/grpc"
+	"github.com/qsfera/server/services/settings/pkg/server/http"
+	svc "github.com/qsfera/server/services/settings/pkg/service/v0"
+
+	"github.com/spf13/cobra"
+)
+
+// Server is the entrypoint for the server command.
+func Server(cfg *config.Config) *cobra.Command {
+	return &cobra.Command{
+		Use:   "server",
+		Short: fmt.Sprintf("start the %s service without runtime (unsupervised mode)", cfg.Service.Name),
+		PreRunE: func(cmd *cobra.Command, args []string) error {
+			return configlog.ReturnFatal(parser.ParseConfig(cfg))
+		},
+		RunE: func(cmd *cobra.Command, args []string) error {
+			logger := log.Configure(cfg.Service.Name, cfg.Commons, cfg.LogLevel)
+			traceProvider, err := tracing.GetTraceProvider(cmd.Context(), cfg.Commons.TracesExporter, cfg.Service.Name)
+			if err != nil {
+				return err
+			}
+			cfg.GrpcClient, err = ogrpc.NewClient(
+				append(ogrpc.GetClientOptions(cfg.GRPCClientTLS), ogrpc.WithTraceProvider(traceProvider))...,
+			)
+			if err != nil {
+				return err
+			}
+
+			var cancel context.CancelFunc
+			if cfg.Context == nil {
+				cfg.Context, cancel = signal.NotifyContext(context.Background(), runner.StopSignals...)
+				defer cancel()
+			}
+			ctx := cfg.Context
+
+			mtrcs := metrics.New()
+			mtrcs.BuildInfo.WithLabelValues(version.GetString()).Set(1)
+
+			handle := svc.NewDefaultLanguageService(cfg, svc.NewService(cfg, logger))
+
+			gr := runner.NewGroup()
+
+			// prepare an HTTP server and add it to the group run.
+			httpServer, err := http.Server(
+				http.Name(cfg.Service.Name),
+				http.Logger(logger),
+				http.Context(ctx),
+				http.Config(cfg),
+				http.Metrics(mtrcs),
+				http.ServiceHandler(handle),
+				http.TraceProvider(traceProvider),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Msg("Error initializing http service")
+				return fmt.Errorf("could not initialize http service: %w", err)
+			}
+			gr.Add(runner.NewGoMicroHttpServerRunner(cfg.Service.Name+".http", httpServer))
+
+			// prepare a gRPC server and add it to the group run.
+			grpcServer := grpc.Server(
+				grpc.Name(cfg.Service.Name),
+				grpc.Logger(logger),
+				grpc.Context(ctx),
+				grpc.Config(cfg),
+				grpc.Metrics(mtrcs),
+				grpc.ServiceHandler(handle),
+				grpc.TraceProvider(traceProvider),
+			)
+			gr.Add(runner.NewGoMicroGrpcServerRunner(cfg.Service.Name+".grpc", grpcServer))
+
+			// prepare a debug server and add it to the group run.
+			debugServer, err := debug.Server(
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+			if err != nil {
+				logger.Error().Err(err).Str("server", "debug").Msg("Failed to initialize server")
+				return err
+			}
+
+			gr.Add(runner.NewGolangHttpServerRunner(cfg.Service.Name+".debug", debugServer))
+
+			grResults := gr.Run(ctx)
+
+			// return the first non-nil error found in the results
+			for _, grResult := range grResults {
+				if grResult.RunnerError != nil {
+					return grResult.RunnerError
+				}
+			}
+			return nil
+		},
+	}
+}