Add a Ruby task to easily generate our image name

etalab · Apr 9, 2021 · 34de8f1 · 34de8f1
1 parent 94aed54
commit 34de8f1
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/Rakefile b/Rakefile
@@ -0,0 +1,6 @@
+task :get_image_version do
+  version = IO.read("transport-site/Dockerfile")[/FROM (hexpm\/elixir.*)/, 1]
+  version = version.gsub('hexpm/elixir:','elixir-')
+  fail "Unexpected FROM format, script must be verified" unless version =~ /\Aelixir\-[^\-]+\-erlang\-[^\-]+\-alpine\-[^\-]+\z/
+  puts version
+end