/
mongodump.go
80 lines (65 loc) · 1.97 KB
/
mongodump.go
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// Copyright (C) MongoDB, Inc. 2014-present.
//
// 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
// Main package for the mongodump tool.
package main
import (
"os"
"time"
"github.com/mongodb/mongo-tools/common/log"
"github.com/mongodb/mongo-tools/common/progress"
"github.com/mongodb/mongo-tools/common/signals"
"github.com/mongodb/mongo-tools/common/util"
"github.com/mongodb/mongo-tools/mongodump"
)
const (
progressBarLength = 24
progressBarWaitTime = time.Second * 3
)
var (
VersionStr = "built-without-version-string"
GitCommit = "build-without-git-commit"
)
func main() {
// initialize command-line opts
opts, err := mongodump.ParseOptions(os.Args[1:], VersionStr, GitCommit)
if err != nil {
log.Logvf(log.Always, "error parsing command line options: %s", err.Error())
log.Logvf(log.Always, util.ShortUsage("mongodump"))
os.Exit(util.ExitFailure)
}
// print help, if specified
if opts.PrintHelp(false) {
return
}
// print version, if specified
if opts.PrintVersion() {
return
}
// init logger
log.SetVerbosity(opts.Verbosity)
// verify uri options and log them
opts.URI.LogUnsupportedOptions()
// kick off the progress bar manager
progressManager := progress.NewBarWriter(log.Writer(0), progressBarWaitTime, progressBarLength, false)
progressManager.Start()
defer progressManager.Stop()
dump := mongodump.MongoDump{
ToolOptions: opts.ToolOptions,
OutputOptions: opts.OutputOptions,
InputOptions: opts.InputOptions,
ProgressManager: progressManager,
}
finishedChan := signals.HandleWithInterrupt(dump.HandleInterrupt)
defer close(finishedChan)
if err = dump.Init(); err != nil {
log.Logvf(log.Always, "Failed: %v", err)
os.Exit(util.ExitFailure)
}
if err = dump.Dump(); err != nil {
log.Logvf(log.Always, "Failed: %v", err)
os.Exit(util.ExitFailure)
}
}