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[JURI Yanase <ju...@aol.com.INVALID>]

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> On Mar 24, 2022, at 5:15 PM, Andrew Purtell <an...@gmail.com> wrote:
> 
> 
> If you build with -Dbundle.snappy -Dbundle.zstd on the Maven command line this would produce a tarball containing copies of the native shared libraries in lib/native/ and this would be like your symlink workaround but perhaps less hacky and something the build supports already. Does this work for you? 
> 
>>> On Mar 19, 2022, at 8:09 AM, Joe Mocker <jm...@magnite.com.invalid> wrote:
>>> 
>> Hi,
>> 
>> Curious if anyone has tips for building Hadoop on macOS Monterey, for Apple Silicon? My goal is to be able to use native (compression) libraries. After some gymnastics, I have been able to compile Hadoop 2.9.1 but problems arise locating and loading dynamic libraries.
>> 
>> For example running hadoop checknative results in the following
>> 
>> 22/03/19 07:57:00 WARN bzip2.Bzip2Factory: Failed to load/initialize native-bzip2 library system-native, will use pure-Java version
>> 22/03/19 07:57:00 INFO zlib.ZlibFactory: Successfully loaded & initialized native-zlib library
>> 22/03/19 07:57:00 ERROR snappy.SnappyCompressor: failed to load SnappyCompressor
>> java.lang.UnsatisfiedLinkError: Cannot load libsnappy.1.dylib (dlopen(libsnappy.1.dylib, 0x0009): tried: '/Volumes/work/zulu8.60.0.21-ca-jdk8.0.322-macosx_aarch64/zulu-8.jdk/Contents/Home/bin/./libsnappy.1.dylib' (no such file), 'libsnappy.1.dylib' (no such file), '/usr/lib/libsnappy.1.dylib' (no such file), '/Volumes/work/hadoop-2.9.1/libsnappy.1.dylib' (no such file))!
>> 	at org.apache.hadoop.io.compress.snappy.SnappyCompressor.initIDs(Native Method)
>> 	at org.apache.hadoop.io.compress.snappy.SnappyCompressor.<clinit>(SnappyCompressor.java:57)
>> 	at org.apache.hadoop.io.compress.SnappyCodec.isNativeCodeLoaded(SnappyCodec.java:82)
>> 	at org.apache.hadoop.util.NativeLibraryChecker.main(NativeLibraryChecker.java:92)
>> 22/03/19 07:57:00 WARN zstd.ZStandardCompressor: Error loading zstandard native libraries: java.lang.InternalError: Cannot load libzstd.1.dylib (dlopen(libzstd.1.dylib, 0x0009): tried: '/Volumes/work/zulu8.60.0.21-ca-jdk8.0.322-macosx_aarch64/zulu-8.jdk/Contents/Home/bin/./libzstd.1.dylib' (no such file), 'libzstd.1.dylib' (no such file), '/usr/lib/libzstd.1.dylib' (no such file), '/Volumes/work/hadoop-2.9.1/libzstd.1.dylib' (no such file))!
>> WARNING: /work/zulu8.60.0.21-ca-jdk8.0.322-macosx_aarch64//bin/java is loading libcrypto in an unsafe way
>> Abort trap: 6
>>  
>> No matter what combination I try of setting LD_LIBRARY_PATH, DYLD_LIBRARY_PATH and/or DYLD_FALLBACK_LIBRARY_PATH it will not find the necessary libraries. I think this has to do with restrictions due to Apple’s System Integrity Protection (SIP).
>> 
>> The only way I have figured out how to work around this so far is to symlink all the dynamic libraries in one location then run hadoop from that working directory, for example
>> 
>> lrwxrwxr-x  1 mock  staff     59 Mar 18 17:55 libcrypto.dylib@ -> /opt/homebrew/Cellar/openssl@1.1/1.1.1m/lib/libcrypto.dylib
>> lrwxrwxr-x  1 mock  staff     45 Mar 18 18:09 libhadoop.dylib@ -> /work/hadoop-2.9.1/lib/native/libhadoop.dylib
>> lrwxrwxr-x  1 mock  staff     53 Mar 18 17:55 libsnappy.1.dylib@ -> /opt/homebrew/Cellar/snappy/1.1.9/lib/libsnappy.dylib
>> lrwxrwxr-x  1 mock  staff     51 Mar 18 18:05 libzstd.1.dylib@ -> /opt/homebrew/Cellar/zstd/1.5.2/lib/libzstd.1.dylib
>> 
>> % $HADOOP_HOME/bin/hadoop checknative
>> 22/03/19 08:05:55 WARN bzip2.Bzip2Factory: Failed to load/initialize native-bzip2 library system-native, will use pure-Java version
>> 22/03/19 08:05:55 INFO zlib.ZlibFactory: Successfully loaded & initialized native-zlib library
>> Native library checking:
>> hadoop:  true /Volumes/work/hadoop-2.9.1/lib/native/libhadoop.dylib
>> zlib:    true /usr/lib/libz.1.dylib
>> snappy:  true /opt/homebrew/Cellar/snappy/1.1.9/lib/libsnappy.1.1.9.dylib
>> zstd  :  true /opt/homebrew/Cellar/zstd/1.5.2/lib/libzstd.1.5.2.dylib
>> lz4:     true revision:10301
>> bzip2:   false 
>> openssl: false EVP_CIPHER_CTX_cleanup
>> 
>> What am really looking to do is use Spark (and Jupyter), with native libraries, which adds even more wrinkles to it.
>> 
>> Any suggestions would be appreciated.
>> 
>>   —joe