Signed-off-by: NWang Xiangyu <xy.wang@zilliz.com>

* add file header and tail implementation
Signed-off-by: Ngodchen0212 <qingxiang.chen@zilliz.com>

* remove files and formate code
Signed-off-by: Ngodchen0212 <qingxiang.chen@zilliz.com>

* fix bugs
Signed-off-by: Ngodchen0212 <qingxiang.chen@zilliz.com>

* format code
Signed-off-by: Ngodchen0212 <qingxiang.chen@zilliz.com>

* fix bug in getEntityById
Signed-off-by: Ngodchen0212 <qingxiang.chen@zilliz.com>

* remove useless lines and add zip md5 cheksum
Signed-off-by: Ngodchen0212 <qingxiang.chen@zilliz.com>

* change crc32c thirdparty reposity
Signed-off-by: Ngodchen0212 <qingxiang.chen@zilliz.com>

* update storage interface Read
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* enable storage unittest
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* use THROW_ERROR in more places
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* code opt
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* rename read() to Read()
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* update storage interface names
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* roll back to void Read()
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* #1881 update storage APIs, use int64_t for size
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* update changelog
Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

* #1240 Update license declaration of each files
Signed-off-by: Njinhai <hai.jin@zilliz.com>

* #1240 Update CHANGELOG
Signed-off-by: Njinhai <hai.jin@zilliz.com>

* #815 add S3 client

* #815 update S3 interface

* #815 add bucket_name_ as class field, add StartService() and StopService()

* #815 add FileIOReader and FileIOWriter

* #815 fix unittest test_storage build error

* #815 add GetObjectStr()

* #815 add S3IOReader/S3IOWriter

* #815 add ListObjects(), support put string with \0, launch S3 service when server start

* #815 read/write s3 index file pass

* #815 add MinIO related config

* #815 fix storage config issuegs

* #815 code clean

* #815 use local file or S3 via minio_enable

* #815 add DeleteObjects() for S3

* #815 print out IO rate when read_index & write_index

* #815 clean code

* #815 fix centos build error

* #815 support MinIO storage

* #815 fix typo

* remove unused function and comments

* remove always-true parameter

* run on python2 explicitly

* fix clang-format

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