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main.go
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main.go
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// Copyright 2023 Blink Labs Software
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"flag"
"fmt"
"net/http"
_ "net/http/pprof"
"os"
_ "go.uber.org/automaxprocs"
"github.com/blinklabs-io/tx-submit-api/internal/api"
"github.com/blinklabs-io/tx-submit-api/internal/config"
"github.com/blinklabs-io/tx-submit-api/internal/logging"
"github.com/blinklabs-io/tx-submit-api/internal/version"
)
var cmdlineFlags struct {
configFile string
}
func main() {
flag.StringVar(
&cmdlineFlags.configFile,
"config",
"",
"path to config file to load",
)
flag.Parse()
// Load config
cfg, err := config.Load(cmdlineFlags.configFile)
if err != nil {
fmt.Printf("Failed to load config: %s\n", err)
os.Exit(1)
}
// Configure logging
logging.Setup(&cfg.Logging)
logger := logging.GetLogger()
// Sync logger on exit
defer func() {
if err := logger.Sync(); err != nil {
// We don't actually care about the error here, but we have to do something
// to appease the linter
return
}
}()
logger.Infof("starting tx-submit-api %s", version.GetVersionString())
// Start debug listener
if cfg.Debug.ListenPort > 0 {
logger.Infof(
"starting debug listener on %s:%d",
cfg.Debug.ListenAddress,
cfg.Debug.ListenPort,
)
go func() {
err := http.ListenAndServe(
fmt.Sprintf(
"%s:%d",
cfg.Debug.ListenAddress,
cfg.Debug.ListenPort,
),
nil,
)
if err != nil {
logger.Fatalf("failed to start debug listener: %s", err)
}
}()
}
// Start API listener
logger.Infof(
"starting API listener on %s:%d",
cfg.Api.ListenAddress,
cfg.Api.ListenPort,
)
if err := api.Start(cfg); err != nil {
logger.Fatalf("failed to start API: %s", err)
}
// Wait forever
select {}
}