go build 또는 cf의 generate_uaa_cert 등 실행시 오류 메세지
# runtime
/usr/local/go/src/runtime/lfstack_amd64.go:16: lfstackPack redeclared in this block
previous declaration at /usr/local/go/src/runtime/lfstack_64bit.go:37
/usr/local/go/src/runtime/lfstack_amd64.go:20: lfstackUnpack redeclared in this block
previous declaration at /usr/local/go/src/runtime/lfstack_64bit.go:41
/usr/local/go/src/runtime/os_linux.go:27: _FUTEX_WAIT redeclared in this block
previous declaration at /usr/local/go/src/runtime/os1_linux.go:21
/usr/local/go/src/runtime/os_linux.go:28: _FUTEX_WAKE redeclared in this block
previous declaration at /usr/local/go/src/runtime/os1_linux.go:22
/usr/local/go/src/runtime/os_linux.go:36: futexsleep redeclared in this block
previous declaration at /usr/local/go/src/runtime/os1_linux.go:30
/usr/local/go/src/runtime/os_linux.go:67: futexwakeup redeclared in this block
previous declaration at /usr/local/go/src/runtime/os1_linux.go:61
/usr/local/go/src/runtime/os_linux.go:83: getproccount redeclared in this block
previous declaration at /usr/local/go/src/runtime/os1_linux.go:77
/usr/local/go/src/runtime/os_linux.go:109: _CLONE_VM redeclared in this block
previous declaration at /usr/local/go/src/runtime/os1_linux.go:104
/usr/local/go/src/runtime/os_linux.go:110: _CLONE_FS redeclared in this block
previous declaration at /usr/local/go/src/runtime/os1_linux.go:105
/usr/local/go/src/runtime/os_linux.go:111: _CLONE_FILES redeclared in this block
previous declaration at /usr/local/go/src/runtime/os1_linux.go:106
/usr/local/go/src/runtime/os_linux.go:111: too many errors
해소방안 (go 설치 --> certstrap 설치 --> cf-release/scripts/generate* 스크립트 수정)
1. go 설치
https://golang.org/dl/ 사이트에서 최신 버전, 본인 OS에 맞는 go binary 를 다운받고 ,
해당 경로를 path에 적용해준다.
$ su -
$ cd /data
$ wget https://dl.google.com/go/go1.10.2.linux-amd64.tar.gz
$ tar -zxvf go1.10.2.linux-amd64.tar.gz
$ vi ~/.profile
-------------------
export PATH=/data/go/bin:$PATH
$ . ~/.profile
2. certstrap 설치
$ su -
$ cd /data
$ git clone https://github.com/square/certstrap
$ cd certstrap
$ ./build
$ cd ~
$ vi .profile
----------------------
export PATH=/data/go/bin:/data/certstrap/bin:$PATH
$ . ./.profile
3. cf-release cert script 생성
$ cd /data/cf-release/scripts/
--> generate등 파일에서 certstrap 설치부분 주석 처리하고 (go get github..) 실행