Updated goreleaser process

.travis.yml

@@ -13,7 +13,7 @@ script:
 deploy:
 - provider: script
   skip_cleanup: true
-  script: curl -sL https://git.io/goreleaser | bash
+  script: bash scripts/goreleaser.sh
   on:
     tags: true
     condition: "$TRAVIS_OS_NAME = linux"

scripts/goreleaser.sh

@@ -0,0 +1,30 @@
+#!/bin/sh
+set -e
+
+TAR_FILE="/tmp/goreleaser.tar.gz"
+RELEASES_URL="https://github.com/goreleaser/goreleaser/releases"
+PINNED_VERSION="v0.173.2"
+
+test -z "$TMPDIR" && TMPDIR="$(mktemp -d)"
+
+pinned_version() {
+  curl -sL -o /dev/null -w %{url_effective} "$RELEASES_URL/$PINNED_VERSION" |
+    rev |
+    cut -f1 -d'/'|
+    rev
+}
+
+download() {
+  test -z "$VERSION" && VERSION="$(pinned_version)"
+  test -z "$VERSION" && {
+    echo "Unable to get goreleaser version." >&2
+    exit 1
+  }
+  rm -f "$TAR_FILE"
+  curl -s -L -o "$TAR_FILE" \
+    "$RELEASES_URL/download/$VERSION/goreleaser_$(uname -s)_$(uname -m).tar.gz"
+}
+
+download
+tar -xf "$TAR_FILE" -C "$TMPDIR"
+"${TMPDIR}/goreleaser" "$@"