vendor: only vendor on emitted binaries

Moves the vendor/ directory to cmd/vendor. Vendored binaries are built
from cmd/, which is backed by symlinks pointing back to repo root.

.travis.yml

@@ -25,7 +25,7 @@ before_install:
 
 # disable godep restore override
 install:
- - go get -t -v ./...
+ - pushd cmd/ && go get -t -v ./... && popd
 
 script:
  - ./test

build

@@ -3,32 +3,14 @@
 ORG_PATH="github.com/coreos"
 REPO_PATH="${ORG_PATH}/etcd"
 
-export GOPATH=${PWD}/gopath
 export GO15VENDOREXPERIMENT="1"
 
-rm -f $GOPATH/src/${REPO_PATH}
-mkdir -p $GOPATH/src/${ORG_PATH}
-ln -s ${PWD} $GOPATH/src/${REPO_PATH}
-
 eval $(go env)
 
 GIT_SHA=`git rev-parse --short HEAD || echo "GitNotFound"`
 
-val=$(go version)
-# if 'go version' contains string 'devel', it assumes the go tip branch,
-# which is greater than go 1.5+.
-if test "${val#*devel}" != "$val" 
-then
-	LINK_OPERATOR="="
-else
-	ver=$(echo $val | awk -F ' ' '{print $3}' | awk -F '.' '{print $2}')
-	if [ $ver -gt 4 ]; then
-		LINK_OPERATOR="="
-	else
-		LINK_OPERATOR=" "
-	fi
-fi
+LINK_OPERATOR="="
 
 # Static compilation is useful when etcd is run in a container
-CGO_ENABLED=0 go build $GO_BUILD_FLAGS -installsuffix cgo -ldflags "-s -X ${REPO_PATH}/version.GitSHA${LINK_OPERATOR}${GIT_SHA}" -o bin/etcd ${REPO_PATH}
-CGO_ENABLED=0 go build $GO_BUILD_FLAGS -installsuffix cgo -ldflags "-s" -o bin/etcdctl ${REPO_PATH}/etcdctl
+CGO_ENABLED=0 go build $GO_BUILD_FLAGS -installsuffix cgo -ldflags "-s -X ${REPO_PATH}/version.GitSHA${LINK_OPERATOR}${GIT_SHA}" -o bin/etcd ${REPO_PATH}/cmd
+CGO_ENABLED=0 go build $GO_BUILD_FLAGS -installsuffix cgo -ldflags "-s" -o bin/etcdctl ${REPO_PATH}/cmd/etcdctl

build.bat

@@ -1,25 +1 @@
-@echo off
-
-SET ORG_PATH=github.com\coreos
-SET REPO_PATH=%ORG_PATH%\etcd
-
-SET GOPATH=%cd%\gopath
-
-:: Cleanup old builds
-IF EXIST "%GOPATH%\src\%REPO_PATH%" rmdir /s /q "%GOPATH%\src\%REPO_PATH%"
-IF EXIST "%GOPATH%\src\%ORG_PATH%" rmdir /s /q "%GOPATH%\src\%ORG_PATH%"
-IF EXIST "%cd%\bin" rmdir /s /q "%cd%\bin"
-
-md "%GOPATH%\src\%ORG_PATH%"
-
-mklink /d "%GOPATH%\src\%REPO_PATH%" "%cd%"
-FOR /f "usebackq tokens=*" %%a IN (`go env`) DO %%a
-
-(FOR /f "tokens=*" %%i IN ('git rev-parse --short HEAD') DO SET GIT_SHA=%%i) 2>NUL
-IF NOT DEFINED GIT_SHA SET GIT_SHA=GitNotFound
-
-:: Static compilation is useful when etcd is run in a container
-SET CGO_ENABLED=0
-go build -a -installsuffix cgo -ldflags "-s -X %REPO_PATH%\version.GitSHA %GIT_SHA%" -o bin\etcd.exe "%REPO_PATH%"
-:: TODO: Get the %GIT_SHA% argument to work. Useful for `etcd --version` style commands.
-go build -a -installsuffix cgo -ldflags "-s" -o bin\etcdctl.exe "%REPO_PATH%\etcdctl"
+powershell -ExecutionPolicy Bypass -File build.ps1

build.ps1

@@ -0,0 +1,46 @@
+$ORG_PATH="github.com/coreos"
+$REPO_PATH="$ORG_PATH/etcd"
+$PWD = $((Get-Item -Path ".\" -Verbose).FullName)
+
+# rebuild symlinks
+echo "Rebuilding symlinks"
+git ls-files -s cmd | select-string -pattern 120000 | ForEach {
+	$l = $_.ToString()
+	$lnkname = $l.Split('	')[1]
+	$target = "$(git log -p HEAD -- $lnkname | select -last 2 | select -first 1)"
+	$target = $target.SubString(1,$target.Length-1).Replace("/","\")
+	$lnkname = $lnkname.Replace("/","\")
+
+	$terms = $lnkname.Split("\")
+	$dirname = $terms[0..($terms.length-2)] -join "\"
+
+	$lnkname = "$PWD\$lnkname"
+	$targetAbs = "$((Get-Item -Path "$dirname\$target").FullName)"
+	$targetAbs = $targetAbs.Replace("/", "\")
+	if (test-path -pathtype container "$targetAbs") {
+		# rd so deleting junction doesn't take files with it
+		cmd /c rd "$lnkname"
+		cmd /c del /A /F "$lnkname"
+		cmd /c mklink /J "$lnkname" "$targetAbs"
+	} else {
+		cmd /c del /A /F "$lnkname"
+		cmd /c mklink /H "$lnkname" "$targetAbs"
+	}
+}
+
+if (-not $env:GOPATH) {
+	$orgpath="$PWD\gopath\src\" + $ORG_PATH.Replace("/", "\")
+	cmd /c rd "$orgpath\etcd"
+	cmd /c del "$orgpath"
+	cmd /c mkdir "$orgpath"
+	cmd /c mklink /J "$orgpath\etcd" "$PWD"
+	$env:GOPATH = "$PWD\gopath"
+}
+
+# Static compilation is useful when etcd is run in a container
+$env:CGO_ENABLED = 0
+$env:GO15VENDOREXPERIMENT = 1
+# TODO: Get the GIT_SHA argument to work for `etcd --version` style commands.
+$GIT_SHA="$(git rev-parse --short HEAD)"
+go build -a -installsuffix cgo -ldflags "-s -X $REPO_PATH/version.GitSHA=$GIT_SHA" -o bin\etcd.exe "$REPO_PATH\cmd"
+go build -a -installsuffix cgo -ldflags "-s" -o bin\etcdctl.exe "$REPO_PATH\cmd\etcdctl"

cmd/README.md

@@ -0,0 +1,4 @@
+## cmd
+
+This directory is meant to enforce vendoring for etcd binaries without polluting
+the etcd client libraries with vendored dependencies.

cmd/etcdctl

@@ -0,0 +1 @@
+../etcdctl

cmd/etcdmain

@@ -0,0 +1 @@
+../etcdmain

cmd/main.go

@@ -0,0 +1 @@
+../main.go

cmd/tools

@@ -0,0 +1 @@
+../tools