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ftp.go
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ftp.go
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package uploaders
import (
"io"
"io/ioutil"
"net/url"
"os"
"path"
"time"
"code.cloudfoundry.org/lager"
"github.com/secsy/goftp"
"github.com/gleidsonnunes/snickers2/db"
"github.com/gleidsonnunes/snickers2/types"
)
// FTPUpload uploades the file using FTP. Job Destination should be
// in format: ftp://login:password@host/path
func FTPUpload(logger lager.Logger, dbInstance db.Storage, jobID string) error {
log := logger.Session("ftp-upload")
log.Info("start", lager.Data{"job": jobID})
defer log.Info("finished")
job, err := dbInstance.RetrieveJob(jobID)
if err != nil {
log.Error("retrieving-job", err)
return err
}
job.Status = types.JobUploading
job, err = dbInstance.UpdateJob(job.ID, job)
if err != nil {
log.Error("updating-job", err)
return err
}
u, err := url.Parse(job.Destination)
if err != nil {
return err
}
pw, isSet := u.User.Password()
if !isSet {
pw = ""
}
config := goftp.Config{
User: u.User.Username(),
Password: pw,
ConnectionsPerHost: 10,
Timeout: 10 * time.Second,
Logger: os.Stderr,
}
client, err := goftp.DialConfig(config, u.Host+":21")
if err != nil {
log.Error("dial-config-failed", err)
client.Close()
return err
}
fileInfo, err := os.Stat(job.LocalDestination)
if err != nil {
log.Error("get-destination-info", err)
client.Close()
return err
}
remotePath := "." + path.Dir(u.Path)
log.Info("check-remote-path", lager.Data{"path": remotePath})
_, err = client.Stat(remotePath)
if err != nil {
err = nil
_, errMk := client.Mkdir(remotePath)
if errMk != nil {
log.Error("no-create-path", errMk)
client.Close()
return errMk
}
}
if fileInfo.IsDir() {
base := path.Base(job.LocalDestination)
client.Mkdir(remotePath + "/" + base)
files, err := ioutil.ReadDir(job.LocalDestination)
if err != nil {
log.Error("listing-files", err)
client.Close()
return err
}
for _, file := range files {
localFile, err := os.Open(job.LocalDestination + "/" + file.Name())
defer localFile.Close()
if err != nil {
log.Error("opening-local-destination-failed", err)
client.Close()
return err
}
client.Store("."+u.Path+"/"+file.Name(), localFile)
}
} else {
localFile, err := os.Open(job.LocalDestination)
defer localFile.Close()
fi, err := localFile.Stat()
if err != nil {
return err
}
var tracker = NewProgressTracker64(fi.Size(), &job, dbInstance)
reader := io.TeeReader(localFile, tracker)
tracker.Start()
if err != nil {
log.Error("opening-local-destination-failed", err)
client.Close()
return err
}
err = client.Store("."+u.Path, reader)
if err != nil {
log.Error("storing-file-failed", err)
tracker.Finish()
client.Close()
return err
}
tracker.Finish()
}
client.Close()
return err
}