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Release Retrospective to correct Apache MXNet source licenses in post MXNet 1.0 release.References:

A. Problem Description 

Links to email threads and github issues that record the existing issues during various voting periods - 

B. Apache Licensing Policies

C. Open Pull Requests to fix these Issues

D. Open Issues/Questions/Doubts/Concerns (Help Requested!)

Question 1: What all can be excluded from RAT checks? Currently the following are being excluded from the RAT checks. Is this ok ?



Name of File/Folder Excluded from RAT CheckReason for IgnoringConcerns
1

These File Types:  *.css ; *.txt; \..* ; *.ipynb ; *.html ; *.json ; *.svg; *.names; *.csv



2

Submodules - 3rdparty/*


None
3
R-package
Not a part of MXNet ReleaseNone
4

Ignore all Dockerfiles - docker/*; Dockerfile* ; docker_multiarch/*

Dockerfiles cant have license
5 __init__.py files These files contain no text None
6theme.conf A header might affect website. Only one script here without a license -
docs/_static/mxnet-theme/theme.conf
7 This file - src/operator/nn/pool.hIt was decided that this file should not have an Apache License and it was removed here - PR 9170None. But can be verified again.
8This file - src/operator/special_functions-inl.hIt was decided that this file should not have an Apache License and it was removed here - PR 9170None. But can be verified again.
9example/rcnn/rcnn/cython/*This is licensed under MIT but RAT doesnt pick that. ASF should not be addedShould MIT license text be added explicitly?
10This Dataset - example/gluon/tree_lstm/dataset.cPickleThis is a datasetNone. But can be verified again.
11CODEOWNERStext file


Question 2: There are still 2 files with unknown licenses as per Apache RAT - SEE TABLE BELOW for this LIst

    1. This list assumes above excluded folders and formats are acceptable. 

      S.NoFile NameComments
      1. CODEOWNERSMoved to excludes
      2.appveyor.ymlAdded ASF header - Open PR
      3.readthedocs.ymlDoes this need an Apache License ?
      4.snap.pythonCan I add Apache License here?
      5.snapcraft.yamlCan I add Apache License here?
      6.python/mxnet/cython/base.pyiFile format --?
      7.tests/ci_build/pylintrcAdded ASF header - Open PR


Question 3: Issue 23 and Issue 37 in table below

This Folder needs to be reviewed - src/operator/contrib/ctc_include

 

E. More Details about the Issues & their Status

NoCategoryProblemSource FilesSuggested byLeadsComments
1.
Source 
tree
* Move the various git submodules into third-party/ or similar so it's
simpler to see what is Apache original source when we review a release.
submodules
Henri Yandell
Haibin Lin
 

2.

Copyright

* Deal with the Copyright statements in perl-package (copyright holder has approved doing this)

perl-package

Henri Yandell

Henri YandellFixed by Henri in this PR -
https://github.com/apache/incubator-mxnet/pull/9191
3.

Formatting

* Lots of whitespace on end of NOTICE

NOTICE

Henri Yandell

Meghna Baijal
PR Merged
https://github.com/apache/incubator-mxnet/pull/9459
4.
Comments
* Comment added to CODEOWNERS to explain the file so we don't cause
community problems
CODEOWNERS
Henri Yandell
Steffen Rochel
 

5.

LICENSE

*

There

was

a

suggestion

to

simplify

the

LICENSE

to

not

explicitly

list

which

packages

are

under

each

license.

Something

to

consider.

LICENSE

Henri

Yandell

Meghna Baijal

If this is done, it would resolve points 8-11 and 13-19 of this wiki
 
PR - https://github.com/apache/incubator-mxnet/pull/9484

LICENSE
* Update the Paths to license files once submodules are moved
LICENSE
Meghna Baijal
Haibin Lin
           


Automated Check
* Update the license_header.py script instead of manual exclusions
tools/license_header.py
Meghna BaijalMeghna Baijal
 
makefiles,









ISSUES IN SPECIFIC FILES 
    




6.
Specific 
Files

* Resolve License Header - if you follow the URL mentioned in the file it is unclear

if the code came form that site or was written for the project by the author

of that site.

example/image-classification/predict-cpp/image-classification-predict.cc


Justin McClean
  


7.
Specific 
Files

* Resolve License Header - This file has two license headers

tools/license_header.py

Justin McClean
Meghna Baijal
Possibly RAT got confused 
by the matching string. Does not need a fix.
8.
Specific 
Files

* Check LICENSE - Listed as Apache License in the LICENSE but is it MIT license?

nnvm/tvm/HalideIR/LICENSE

Justin McClean
Meghna Baijal
Submodule, not to be fixed as part of MXNet release
Added to MIT license in LICENSE
9.
Specific 
Files
* Check LICENSE - Listed as Apache License in the LICENSE but is it MIT license?example/rcnn/rcnn/cython/gpu_nms.pyx
Justin McClean
Meghna Baijal
Removed details from LICENSE. Correctly added MIT license header and in LICENSE file in directory

Files licenses under different licenses, added to all in the top level LICENSE -

/incubator-mxnet/example/rcnn/LICENSE

10.
Specific 
Files
* Check LICENSE - Listed as Apache License in the LICENSE but is it MIT license?example/rcnn/rcnn/cython/gpu_nms.pyx
Justin McClean
Meghna Baijal
Removed details from LICENSE. Correctly added MIT license header and in LICENSE file in directory

Files licenses under different licenses, added to all in the top level LICENSE -

/incubator-mxnet/example/rcnn/LICENSE

11.
Specific 
Files
* Check LICENSE - Listed as Apache License in the LICENSE but is it MIT license?example/rcnn/rcnn/cython/cpu_nms.pyx
Justin McClean
Meghna Baijal
Removed details from LICENSE. Correctly added MIT license header and in LICENSE file in directory

Files licenses under different licenses, added to all in the top level LICENSE -

/incubator-mxnet/example/rcnn/LICENSE

12.
Specific 
Files

*

Missing

License

Header

-

is

it

Apache

License?

perl-package/AI-NNVMCAPI/Makefile.PL

Justin

McClean

 

 


13.
Specific 
Files

*

Add

to

LICENSE

-

BSD

license

src/operator/contrib/ctc_include/contrib/moderngpu/include/mgpudevice.cuh

Justin McClean
  

Wrongly Named in the LICENSE file as Warp-CTC, corrected
14.
Specific 
Files

*

Add

to

LICENSE

-

A

dozen

files

here

are

BSD

src/operator/contrib/ctc_include/contrib/moderngpu/include/device/

Justin McClean
  

Wrongly Named in the LICENSE file as Warp-CTC, corrected
15.
Specific 
Files

*

Add

to

LICENSE

-

BSD

license

nnvm/tvm/dmlc-core/cmake/Modules/FindCrypto.cmake

Justin McClean
 
Meghna BaijalRepeat again for the same file??
 
16.
Specific 
Files

*

Add

to

LICENSE

-

BSD

license

example/ssd/dataset/pycocotools/coco.py

Justin McClean
  

Already there in LICENSE file as MS coco
17.
Specific 
Files

*

Add

to

LICENSE

-

6

files

are

BSD

 

licensed

example/rcnn/rcnn/pycocotools

Justin McClean
 

Already there in LICENSE
18.
Specific 
Files

*

Add

to

LICENSE

-

BSD

license

dmlc-core/cmake/Modules/FindCrypto.cmake

Justin McClean
  

Added to LICENSE as BSD

19.
Specific 
Files

*

Add

to

LICENSE

-

BSD

Cub

license

cub/experimental/spmv_compare.cu

Justin McClean
 

CUB 
is
exists 
added to LICENSE but is that a BSD license?
as BSD
20.

Specific

Files

* Incorrect License Header - Has ASF header but is it BSD

prepare_mkl.sh

Justin McClean
 

Does not say BSD, add?
21.

Specific

Files

* Incorrect License Header - Has ASF header but is it BSD

src/operator/nn/im2col.h
src/operator/nn/im2col.cuh

Justin McClean
 

Created PR, in review 
https://github.com/apache/incubator-mxnet/pull/9462
22.

Specific

Files

* Incorrect License Header - Has ASF header but is it BSD

src/operator/contrib/nn/deformable_im2col.h
src/operator/contrib/nn/deformable_im2col.cuh

Justin McClean
 

First was fixed for 1.0.0 here - https://github.com/apache/incubator-mxnet/pull/9170
Second in PR review - https://github.com/apache/incubator-mxnet/pull/9462
 23.
Specific Files* Incorrect License Header - Has ASF header but is it BSD
src/operator/contrib/ctc_include/contrib/moderngpu/include/mgpuenums.h
Justin McClean
 

License seems to be correct. No ASF header.
24. 

Specific

Files

* Incorrect License Header - Has ASF header but is it BSD

example/ssd/dataset/pycocotools/coco.py

Justin McClean
 

Removed ASF header in PR
ADD BSD License text??

25. 

Specific

Files

* Incorrect License Header - Has ASF header but is it MIT

example/rcnn/rcnn/cython/setup.py

Justin McClean
 

Removed ASF Header in PR
Add MIT license Text?

26.

Specific

Files

* Incorrect License Header - Has ASF header but is it MIT

example/rcnn/rcnn/cython/nms_kernel.cu

Justin McClean
 

Removed ASF Header in PR
Add MIT license Text?
27.

Specific

Files

* Incorrect License Header - Has ASF header but is it MIT

example/rcnn/rcnn/cython/setup.py

Justin McClean
 

 Repeat
         

Specific Files

Resolve License: should this file get an apache license? (RAT thinks so but why does the script skip it?)

src/operator/special_functions-inl.h













APACHE RAT CHECK FAILURES
 
   




28.

RAT

Failure

*

Fix

Submodules

-

RAT

detected

almost

2000

files

with

unknown

licenses

in

submodules

Submodules

(nnvm,

dlpack,

3rdparty,

ps-lite,

mshadow)

and

R-package

  


Decision needed on how to handle submodule licenses
29.
RAT Failure
* Check Docs - RAT detected almost 200 files with unknown licenses in the Docs directory
/docs
   


Excluded for now
30.

RAT

Failure

*

Fix

dockerfiles

without

license

headers

/docker

 

Meghna Baijal
 
Added a top level License.md to this folder
31.

RAT

Failure

*

Fix

docker_multiarch

-

unknown

license

header

/docker_multiarch

   

Meghna BaijalAdded a top level License.md to this folder
37
32
.
RAT Failure
* Fix 
scala-package - unknown license
/scala-package
   
33.
RAT Failure
* Fix tools
/tools
   
34.
RAT Failure
* Fix tests
/tests
   
35.
RAT Failure
* Fix examples
/examples
   
36.
RAT Failure
* Check file types that can be ignored - .txt; .js, .md, .json, .yml, .*, 
/
 
Meghna Baijal
 
37.
RAT Failure
* Fix ctc_include
src/operator/contrib/ctc_include
     
 
     
 
 
      
 
    

 

Apache Licensing Policies:

ctc_include
src/operator/contrib/ctc_include







































F. Static Linked Dependencies in Release

This section lists all dependencies used in the releases of pip and maven. Frank Liu pointed out some of them are using BSD3, GPL and customized License which should be placed in the official releases.

Currently, the licenses were covered when we created the static-linked so file which can be found in this PR.


OpenCV depends on following libraries, and can build them on the fly:

  • OpenBLAS
  • zlib (ver 1.2.6)
  • libjpeg-turbo (ver 1.5.90)
  • libpng (ver 1.6.34)
  • libtiff (ver 42 - 4.0.9)
  • eigen (ver 3.3.4)


ps-lite dependencies (USE_DIST_KVSTORE):

  • zeromq - 4.1.4
  • protobuf 2.5.0
  • lz4
  • cityhash

USE_S3