Build method split to two forms, manual and automatic using build.sh …

…script

.gitignore

@@ -1 +1,2 @@
 test/
+bin/*

README.md

@@ -15,6 +15,7 @@ Otherwise, first read this guide on how to [get started with Vault](https://www.
 To learn specifically about how plugins work, see documentation on [Vault plugins](https://www.vaultproject.io/docs/internals/plugins.html).
 
 ### Build
+- manually
 ```shell
 go get github.com/parnurzeal/gorequest
 go get github.com/hashicorp/vault/plugins
@@ -24,6 +25,12 @@ go get github.com/google/gofuzz
 go build -o vault_keystone_plugin .
 ```
 
+- using build.sh
+```shell
+$ ./build.sh
+```
+Plugin binary will be builded in `bin` directory
+
 ### Installation
 
 ##### Build the plugin.

build.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+PLUGIN_BIN='bin/vault_keystone_plugin'
+
+mkdir -p bin
+echo " -> Building plugin"
+go get github.com/parnurzeal/gorequest
+go get github.com/hashicorp/vault/plugins
+go get github.com/hashicorp/go-plugin
+go get github.com/fatih/structs
+go get github.com/google/gofuzz
+if [ -f "${PLUGIN_BIN}" ]; then
+  rm ${PLUGIN_BIN}
+  go build -o ${PLUGIN_BIN} .
+else
+  go build -o ${PLUGIN_BIN} .
+fi
+ls -al ${PLUGIN_BIN}