re-trigger docker build

.travis.yml

@@ -41,4 +41,4 @@ deploy:
     - master
 after_deploy:
 - cd .travis
-- sh ./builddocker.sh
+- ./builddocker.sh

.travis/builddocker.sh

+#!/bin/bash
 
-set -eu
+set -euo pipefail
+
+# TRAVIS_TAG='v0.7'
+# TAG="v0.7"
+# TRAVIS_BUILD_NUMBER="1234"
+# TRAVIS_BRANCH="develop"
+# PUSHTOKEN="secret"
+
+CURL_HEADER="Content-Type: application/json"
+CURL_URL="https://registry.hub.docker.com/u/rocketchat/rocket.chat/trigger/$PUSHTOKEN/"
 
 if [ -z ${TRAVIS_TAG+x} ];
-then "curl -H \"Content-Type: application/json\" --data \"{'source_type': 'Branch', 'source_name': '$TRAVIS_BRANCH', 'docker_tag': '$TAG.$TRAVIS_BUILD_NUMBER.$TRAVIS_BRANCH'}\" -X POST https://registry.hub.docker.com/u/rocketchat/rocket.chat/trigger/$PUSHTOKEN/";
-else "curl -H \"Content-Type: application/json\" --data \"{'source_type': 'Tag', 'source_name': '$TRAVIS_TAG', 'docker_tag': '$TAG.$TRAVIS_BUILD_NUMBER.$TRAVIS_BRANCH'}\" -X POST https://registry.hub.docker.com/u/rocketchat/rocket.chat/trigger/$PUSHTOKEN/";
+then
+CURL_DATA='{"source_type": "Branch", "source_name": "'$TRAVIS_BRANCH'", "docker_tag": "'$TAG.$TRAVIS_BUILD_NUMBER.$TRAVIS_BRANCH'"}';
+else
+CURL_DATA='{"source_type": "Tag", "source_name": "'$TAG'", "docker_tag": "'$TAG.$TRAVIS_BUILD_NUMBER.$TRAVIS_BRANCH'"}';
 fi
 
+curl -H "${CURL_HEADER}" --data "${CURL_DATA}" -X POST "${CURL_URL}"
+
+