如何在使用鋼筋釋放時處理deps？

Question

我正在使用rebar generate來處理釋放，但是當我啟動應用程序時，我使用的deps將無法找到

我可以使用erl -pa ./ebin ./deps/*/ebin -s myapp手動啟動應用程序。

我想知道如何配置rebar.config和reltool.config來處理依賴項？ 謝謝。

Answer 1

為了使reltool生成包含依賴項的發行版，您需要將它們添加到reltool.config 。 我有一個名為drill_instructor的應用程序，它具有以下reltool.config 。 像{app, stdlib, [{incl_cond, include}]},告訴reltool在發布中包含該應用程序。 我還在the lib_dirs設置中添加了deps。

{sys, [
   {lib_dirs, ["../deps"]},
   {erts, [{mod_cond, derived}, {app_file, strip}]},
   {app_file, strip},
   {rel, "drill_instructor", "1",
    [
     kernel,
     stdlib,
     sasl,
     crypto,
     ranch,
     jiffy,
     cowboy,
     jiffy,
     drill_instructor
    ]},
   {rel, "start_clean", "",
    [
     kernel,
     stdlib
    ]},
   {boot_rel, "drill_instructor"},
   {profile, embedded},
   {incl_cond, exclude},
   {excl_archive_filters, [".*"]}, %% Do not archive built libs
   {excl_sys_filters, ["^bin/.*", "^erts.*/bin/(dialyzer|typer)",
                       "^erts.*/(doc|info|include|lib|man|src)"]},
   {excl_app_filters, ["\.gitignore"]},
   {app, sasl,   [{incl_cond, include}]},
   {app, crypto,   [{incl_cond, include}]},
   {app, stdlib, [{incl_cond, include}]},
   {app, kernel, [{incl_cond, include}]},
   {app, cowboy, [{incl_cond, include}]},
   {app, ranch, [{incl_cond, include}]},
   {app, jiffy, [{incl_cond, include}]},
   {app, drill_armory, [{incl_cond, include}]},
   {app, drill_instructor, [{incl_cond, include}, {lib_dir, ".."}]}
  ]}.

{target_dir, "drill_instructor"}.

{overlay, [
       {mkdir, "log/sasl"},
       {copy, "files/erl", "\{\{erts_vsn\}\}/bin/erl"},
       {copy, "files/nodetool", "\{\{erts_vsn\}\}/bin/nodetool"},
       {copy, "files/drill_instructor", "bin/drill_instructor"},
       {copy, "files/drill_instructor.cmd", "bin/drill_instructor.cmd"},
       {copy, "files/start_erl.cmd", "bin/start_erl.cmd"},
       {copy, "files/install_upgrade.escript", "bin/install_upgrade.escript"},
       {copy, "files/sys.config", "releases/\{\{rel_vsn\}\}/sys.config"},
       {copy, "files/vm.args", "releases/\{\{rel_vsn\}\}/vm.args"}
      ]}.

在rebar.config中，我還將rel添加為sub_dir ：

{sub_dirs, ["rel"]}.