Uploaded image for project: 'MongoDB Database Tools'
  1. MongoDB Database Tools
  2. TOOLS-916

Mongo export throws reflect.Value.Type errors

    XMLWordPrintable

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Critical - P2
    • Resolution: Fixed
    • Affects Version/s: 3.0.6
    • Fix Version/s: 3.0.7, 3.1.9
    • Component/s: mongoexport
    • Labels:
      None
    • Backport Requested:
      v3.0

      Description

      We upgraded our mongo instance from 3.0.4 -> 3.0.6. Mongoexport has been working fine from 2.x, 3.0.x, but started breaking as soon as we upgraded to 3.0.6.

      It seems like types are being handled funky since this commit was introduced to preserve key ordering

      https://github.com/mongodb/mongo-tools/commit/edf81c46753bf0c3a9522c8e38c9fb124d2cfe01

      reflect.Value.Type(0x0, 0x0, 0x0, 0x0, 0x0)
      	/usr/local/go/src/reflect/value.go:1633 +0x8c
      github.com/mongodb/mongo-tools/mongoexport.extractFieldByName(0x7ffe8d3247f1, 0xe, 0x7bc180, 0xc2080d4150, 0x0, 0x0, 0x0, 0x0)
      	/data/mci/src/src/mongo-tools-repo/.gopath/src/github.com/mongodb/mongo-tools/mongoexport/csv.go:96 +0x177
      github.com/mongodb/mongo-tools/mongoexport.(*CSVExportOutput).ExportDocument(0xc2080c40f0, 0xc2080d4150, 0x0, 0x0)
      	/data/mci/src/src/mongo-tools-repo/.gopath/src/github.com/mongodb/mongo-tools/mongoexport/csv.go:65 +0x1b1
      github.com/mongodb/mongo-tools/mongoexport.(*MongoExport).exportInternal(0xc20800a0b0, 0x7ff4dab30c90, 0xc20803a198, 0x0, 0x0, 0x0)
      	/data/mci/src/src/mongo-tools-repo/.gopath/src/github.com/mongodb/mongo-tools/mongoexport/mongoexport.go:258 +0x401
      github.com/mongodb/mongo-tools/mongoexport.(*MongoExport).Export(0xc20800a0b0, 0x7ff4dab30c90, 0xc20803a198, 0x7ff4dab30c90, 0x0, 0x0)
      	/data/mci/src/src/mongo-tools-repo/.gopath/src/github.com/mongodb/mongo-tools/mongoexport/mongoexport.go:281 +0x4e
      main.main()
      	/data/mci/src/src/mongo-tools-repo/mongoexport/main/mongoexport.go:84 +0xabc
       
      goroutine 5 [syscall]:
      os/signal.loop()
      

        Attachments

          Issue Links

            Activity

              People

              Assignee:
              kyle.erf Kyle Erf
              Reporter:
              kungfoo Christopher Kung
              Votes:
              0 Vote for this issue
              Watchers:
              2 Start watching this issue

                Dates

                Created:
                Updated:
                Resolved: