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https://github.com/mgerb/classic-wow-forums
synced 2026-01-09 08:42:47 +00:00
74 lines
1.7 KiB
Elixir
74 lines
1.7 KiB
Elixir
defmodule MyApp.ReleaseTasks do
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@start_apps [
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:crypto,
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:ssl,
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:postgrex,
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:ecto
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]
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def myapp, do: :myapp
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def repos, do: Application.get_env(myapp(), :ecto_repos, [])
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def seed do
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# Run migrations
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migrate()
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# Run seed script
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Enum.each(repos(), &run_seeds_for/1)
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# Signal shutdown
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IO.puts "Success!"
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:init.stop()
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end
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defp prepare do
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me = myapp()
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IO.puts "Loading #{me}.."
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# Load the code for myapp, but don't start it
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:ok = Application.load(me)
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IO.puts "Starting dependencies.."
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# Start apps necessary for executing migrations
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Enum.each(@start_apps, &Application.ensure_all_started/1)
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# Start the Repo(s) for myapp
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IO.puts "Starting repos.."
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Enum.each(repos(), &(&1.start_link(pool_size: 1)))
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end
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def migrate do
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prepare()
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Enum.each(repos(), &run_migrations_for/1)
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end
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def priv_dir(app), do: "#{:code.priv_dir(app)}"
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defp run_migrations_for(repo) do
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app = Keyword.get(repo.config, :otp_app)
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IO.puts "Running migrations for #{app}"
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Ecto.Migrator.run(repo, migrations_path(repo), :up, all: true)
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end
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def run_seeds_for(repo) do
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# Run the seed script if it exists
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seed_script = seeds_path(repo)
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if File.exists?(seed_script) do
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IO.puts "Running seed script.."
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Code.eval_file(seed_script)
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end
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end
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def migrations_path(repo), do: priv_path_for(repo, "migrations")
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def seeds_path(repo), do: priv_path_for(repo, "seeds.exs")
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def priv_path_for(repo, filename) do
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app = Keyword.get(repo.config, :otp_app)
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repo_underscore = repo |> Module.split |> List.last |> Macro.underscore
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Path.join([priv_dir(app), repo_underscore, filename])
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end
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end
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