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// Main package for the mongoimport tool.
package main
import (
"fmt"
"os"
"github.com/mongodb/mongo-tools/common/db"
"github.com/mongodb/mongo-tools/common/log"
"github.com/mongodb/mongo-tools/common/options"
"github.com/mongodb/mongo-tools/common/signals"
"github.com/mongodb/mongo-tools/common/util"
"github.com/mongodb/mongo-tools/mongoimport"
)
func main() {
// initialize command-line opts
opts := options.New("mongoimport", mongoimport.Usage,
options.EnabledOptions{Auth: true, Connection: true, Namespace: true})
inputOpts := &mongoimport.InputOptions{}
opts.AddOptions(inputOpts)
ingestOpts := &mongoimport.IngestOptions{}
opts.AddOptions(ingestOpts)
args, err := opts.Parse()
if err != nil {
log.Logvf(log.Always, "error parsing command line options: %v", err)
log.Logvf(log.Always, "try 'mongoimport --help' for more information")
os.Exit(util.ExitBadOptions)
}
log.SetVerbosity(opts.Verbosity)
signals.Handle()
// print help, if specified
if opts.PrintHelp(false) {
return
}
// print version, if specified
if opts.PrintVersion() {
return
}
// connect directly, unless a replica set name is explicitly specified
_, setName := util.ParseConnectionString(opts.Host)
opts.Direct = (setName == "")
opts.ReplicaSetName = setName
// create a session provider to connect to the db
sessionProvider, err := db.NewSessionProvider(*opts)
if err != nil {
log.Logvf(log.Always, "error connecting to host: %v", err)
os.Exit(util.ExitError)
}
sessionProvider.SetBypassDocumentValidation(ingestOpts.BypassDocumentValidation)
m := mongoimport.MongoImport{
ToolOptions: opts,
InputOptions: inputOpts,
IngestOptions: ingestOpts,
SessionProvider: sessionProvider,
}
if err = m.ValidateSettings(args); err != nil {
log.Logvf(log.Always, "error validating settings: %v", err)
log.Logvf(log.Always, "try 'mongoimport --help' for more information")
os.Exit(util.ExitError)
}
numDocs, err := m.ImportDocuments()
if !opts.Quiet {
if err != nil {
log.Logvf(log.Always, "Failed: %v", err)
}
message := fmt.Sprintf("imported 1 document")
if numDocs != 1 {
message = fmt.Sprintf("imported %v documents", numDocs)
}
log.Logvf(log.Always, message)
}
if err != nil {
os.Exit(util.ExitError)
}
}
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