add nuster support (https://github.com/jiangwenyuan/nuster)

deploy/nuster.sh

@@ -0,0 +1,58 @@
+#!/usr/bin/env sh
+
+#Here is a script to deploy cert to nuster server.
+
+#returns 0 means success, otherwise error.
+
+########  Public functions #####################
+
+#domain keyfile certfile cafile fullchain
+nuster_deploy() {
+  _cdomain="$1"
+  _ckey="$2"
+  _ccert="$3"
+  _cca="$4"
+  _cfullchain="$5"
+
+  _debug _cdomain "$_cdomain"
+  _debug _ckey "$_ckey"
+  _debug _ccert "$_ccert"
+  _debug _cca "$_cca"
+  _debug _cfullchain "$_cfullchain"
+
+  # handle reload preference
+  DEFAULT_NUSTER_RELOAD="/usr/sbin/service nuster restart"
+  if [ -z "${DEPLOY_NUSTER_RELOAD}" ]; then
+    _reload="${DEFAULT_NUSTER_RELOAD}"
+    _cleardomainconf DEPLOY_NUSTER_RELOAD
+  else
+    _reload="${DEPLOY_NUSTER_RELOAD}"
+    _savedomainconf DEPLOY_NUSTER_RELOAD "$DEPLOY_NUSTER_RELOAD"
+  fi
+  _savedomainconf DEPLOY_NUSTER_PEM_PATH "$DEPLOY_NUSTER_PEM_PATH"
+
+  # work out the path where the PEM file should go
+  _pem_path="${DEPLOY_NUSTER_PEM_PATH}"
+  if [ -z "$_pem_path" ]; then
+    _err "Path to save PEM file not found. Please define DEPLOY_NUSTER_PEM_PATH."
+    return 1
+  fi
+  _pem_full_path="$_pem_path/$_cdomain.pem"
+  _info "Full path to PEM $_pem_full_path"
+
+  # combine the key and fullchain into a single pem and install
+  cat "$_cfullchain" "$_ckey" >"$_pem_full_path"
+  chmod 600 "$_pem_full_path"
+  _info "Certificate successfully deployed"
+
+  # restart HAProxy
+  _info "Run reload: $_reload"
+  if eval "$_reload"; then
+    _info "Reload success!"
+    return 0
+  else
+    _err "Reload error"
+    return 1
+  fi
+
+}