custom erl_opts not working

[ziyouchutuwenwu]

Steps to reproduce

mix.exs

defp deps do
  [{:distillery, "~> 2.1"}]
end

run init

MIX_ENV=prod mix distillery.init

change rel/config.exs

environment :prod do
  set erl_opts: "encrypt_debug_info"
  set output_dir: "aaa"
  set include_erts: true
  set include_src: false
  set cookie: :"[&J)D@ss/1:xNY3zm[&![fWf!{xt6y}F>QQdIqRjvV*RoNHLT10ILC}~Wwf6.vo6"
  set vm_args: "rel/vm.args"
end

run this command

MIX_ENV=prod mix distillery.release --verbose

Verbose Logs

Paste the output of the release command you ran with the --verbose flag
below in the summary tags (this helps keep the issue easy to navigate):

Generated distillery app
==> demo
Compiling 1 file (.ex)
Generated demo app
==> Loading configuration..
==> Assembling release..
==> Building release demo:0.1.0 using environment prod
==> Discovered applications:
  > elixir-1.12.3
  |
  |  from: /home/mmc/.asdf/installs/elixir/1.12.3-otp-24/bin/../lib/elixir
  |  applications:
  |      :kernel
  |      :stdlib
  |      :compiler
  |  includes: none
  |_____

  > mix-1.12.3
  |
  |  from: /home/mmc/.asdf/installs/elixir/1.12.3-otp-24/bin/../lib/mix
  |  applications:
  |      :kernel
  |      :stdlib
  |      :elixir
  |  includes: none
  |_____

  > iex-1.12.3
  |
  |  from: /home/mmc/.asdf/installs/elixir/1.12.3-otp-24/bin/../lib/iex
  |  applications:
  |      :kernel
  |      :stdlib
  |      :elixir
  |  includes: none
  |_____

  > sasl-4.1
  |
  |  from: /home/mmc/.asdf/installs/erlang/24.0/lib/sasl-4.1
  |  applications:
  |      :kernel
  |      :stdlib
  |  includes: none
  |_____

  > compiler-8.0
  |
  |  from: /home/mmc/.asdf/installs/erlang/24.0/lib/compiler-8.0
  |  applications:
  |      :kernel
  |      :stdlib
  |  includes: none
  |_____

  > stdlib-3.15
  |
  |  from: /home/mmc/.asdf/installs/erlang/24.0/lib/stdlib-3.15
  |  applications:
  |      :kernel
  |  includes: none
  |_____

  > runtime_tools-1.16.2
  |
  |  from: /home/mmc/.asdf/installs/erlang/24.0/lib/runtime_tools-1.16.2
  |  applications:
  |      :kernel
  |      :stdlib
  |  includes: none
  |_____

  > distillery-2.1.1
  |
  |  from: _build/prod/lib/distillery
  |  applications:
  |      :kernel
  |      :stdlib
  |      :elixir
  |      :runtime_tools
  |      :artificery
  |  includes: none
  |_____

  > artificery-0.4.3
  |
  |  from: _build/prod/lib/artificery
  |  applications:
  |      :kernel
  |      :stdlib
  |      :elixir
  |  includes: none
  |_____

  > kernel-8.0
  |
  |  from: /home/mmc/.asdf/installs/erlang/24.0/lib/kernel-8.0
  |  applications: none
  |  includes: none
  |_____

  > demo-0.1.0
  |
  |  from: _build/prod/lib/demo
  |  applications:
  |      :kernel
  |      :stdlib
  |      :elixir
  |      :logger
  |      :distillery
  |  includes: none
  |_____

  > logger-1.12.3
  |
  |  from: /home/mmc/.asdf/installs/elixir/1.12.3-otp-24/bin/../lib/logger
  |  applications:
  |      :kernel
  |      :stdlib
  |      :elixir
  |  includes: none
  |_____

==> Running validation checks..
    > Distillery.Releases.Checks.Erts * PASS
    > Distillery.Releases.Checks.Cookie * PASS
    > Distillery.Releases.Checks.LoadedOrphanedApps * PASS
==> Generated overlay vars:
    release_name=:demo
    release_version="0.1.0"
    is_upgrade=false
    upgrade_from=:latest
    dev_mode=false
    include_erts=true
    include_src=false
    include_system_libs=true
    erl_opts=""
    run_erl_env=""
    erts_vsn="12.0"
    output_dir="aaa"
==> Copying applications to aaa
==> Generating start_erl.data
==> Generating vm.args from rel/vm.args
==> Generating sys.config from config/config.exs
==> Including ERTS 12.0 from /home/mmc/.asdf/installs/erlang/24.0/erts-12.0
==> Generating boot scripts
==> Generating RELEASES
==> Applying overlays
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks/pre_configure.d
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks/post_configure.d
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks/pre_start.d
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks/post_start.d
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks/pre_stop.d
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks/post_stop.d
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks/pre_upgrade.d
==> Applying mkdir overlay
    dst: releases/0.1.0/hooks/post_upgrade.d
==> Applying copy overlay
    src: _build/prod/lib/distillery/priv/libexec
    dst: releases/0.1.0/libexec
==> Applying mkdir overlay
    dst: releases/0.1.0/commands
==> Packaging release..
==> Archiving demo-0.1.0
==> Writing archive to /home/mmc/projects/elixir/demo/aaa/releases/0.1.0/demo.tar.gz

Description of issue

please check these lines

==> Running validation checks..
    > Distillery.Releases.Checks.Erts * PASS
    > Distillery.Releases.Checks.Cookie * PASS
    > Distillery.Releases.Checks.LoadedOrphanedApps * PASS
==> Generated overlay vars:
    release_name=:demo
    release_version="0.1.0"
    is_upgrade=false
    upgrade_from=:latest
    dev_mode=false
    include_erts=true
    include_src=false
    include_system_libs=true
    erl_opts=""
    run_erl_env=""
    erts_vsn="12.0"
    output_dir="aaa"
==> Copying applications to aaa
==> Generating start_erl.data
==> Generating vm.args from rel/vm.args
==> Generating sys.config from config/config.exs

var output_dir is correct, but erl_opts not working.

thanks