Setup and integrate GQL server (#12)

Reviewed-on: deep-stack/laconic2d#12
Co-authored-by: Prathamesh Musale <prathamesh.musale0@gmail.com>
Co-committed-by: Prathamesh Musale <prathamesh.musale0@gmail.com>

cmd/laconic2d/cmd/commands.go

@@ -1,12 +1,14 @@
 package cmd
 
 import (
+	"context"
 	"errors"
 	"io"
 
 	dbm "github.com/cosmos/cosmos-db"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
+	"golang.org/x/sync/errgroup"
 
 	"cosmossdk.io/log"
 	confixcmd "cosmossdk.io/tools/confix/cmd"
@@ -26,6 +28,7 @@ import (
 	genutilcli "github.com/cosmos/cosmos-sdk/x/genutil/client/cli"
 
 	"git.vdb.to/cerc-io/laconic2d/app"
+	"git.vdb.to/cerc-io/laconic2d/gql"
 )
 
 func initRootCmd(rootCmd *cobra.Command, txConfig client.TxConfig, basicManager module.BasicManager) {
@@ -40,7 +43,20 @@ func initRootCmd(rootCmd *cobra.Command, txConfig client.TxConfig, basicManager
 		snapshot.Cmd(newApp),
 	)
 
-	server.AddCommands(rootCmd, app.DefaultNodeHome, newApp, appExport, func(startCmd *cobra.Command) {})
+	server.AddCommands(rootCmd, app.DefaultNodeHome, newApp, appExport, func(startCmd *cobra.Command) {
+		// Override start command to run the GQL server
+		newStartCmd := server.StartCmdWithOptions(newApp, app.DefaultNodeHome, server.StartCmdOptions{
+			PostSetup: func(svrCtx *server.Context, clientCtx client.Context, ctx context.Context, g *errgroup.Group) error {
+				g.Go(func() error {
+					return gql.Server(ctx, clientCtx, svrCtx.Logger.With("module", "gql-server"))
+				})
+
+				return nil
+			},
+		})
+
+		startCmd.RunE = newStartCmd.RunE
+	})
 
 	// add keybase, auxiliary RPC, query, genesis, and tx child commands
 	rootCmd.AddCommand(

cmd/laconic2d/cmd/root.go

@@ -27,6 +27,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/x/auth/types"
 
 	"git.vdb.to/cerc-io/laconic2d/app"
+	"git.vdb.to/cerc-io/laconic2d/gql"
 )
 
 const EnvPrefix = "LACONIC"
@@ -106,7 +107,7 @@ func NewRootCmd() *cobra.Command {
 			// overwrite the block timeout
 			cmtCfg := cmtcfg.DefaultConfig()
 			cmtCfg.Consensus.TimeoutCommit = 3 * time.Second
-			cmtCfg.LogLevel = "*:error,p2p:info,state:info,auction:info,bond:info,registry:info" // better default logging
+			cmtCfg.LogLevel = "*:error,p2p:info,state:info,auction:info,bond:info,registry:info,gql-server:info" // better default logging
 
 			return server.InterceptConfigsPreRunHandler(cmd, serverconfig.DefaultConfigTemplate, srvCfg, cmtCfg)
 		},
@@ -118,6 +119,9 @@ func NewRootCmd() *cobra.Command {
 		panic(err)
 	}
 
+	// Add flags for GQL server.
+	rootCmd = gql.AddGQLFlags(rootCmd)
+
 	return rootCmd
 }