git.squeep.com Git - akkoma/blob - lib/mix/tasks/generate_config.ex

   1 defmodule Mix.Tasks.GenerateConfig do
   2   use Mix.Task
   3
   4   @moduledoc """
   5   Generate a new config
   6
   7   ## Usage
   8   ``mix generate_config``
   9
  10   This mix task is interactive, and will overwrite the config present at ``config/generated_config.exs``.
  11   """
  12
  13   def run(_) do
  14     IO.puts("Answer a few questions to generate a new config\n")
  15     IO.puts("--- THIS WILL OVERWRITE YOUR config/generated_config.exs! ---\n")
  16     domain = IO.gets("What is your domain name? (e.g. pleroma.soykaf.com): ") |> String.trim()
  17     name = IO.gets("What is the name of your instance? (e.g. Pleroma/Soykaf): ") |> String.trim()
  18     email = IO.gets("What's your admin email address: ") |> String.trim()
  19
  20     secret = :crypto.strong_rand_bytes(64) |> Base.encode64() |> binary_part(0, 64)
  21     dbpass = :crypto.strong_rand_bytes(64) |> Base.encode64() |> binary_part(0, 64)
  22
  23     resultSql = EEx.eval_file("lib/mix/tasks/sample_psql.eex", dbpass: dbpass)
  24
  25     {web_push_public_key, web_push_private_key} = :crypto.generate_key(:ecdh, :prime256v1)
  26
  27     result =
  28       EEx.eval_file(
  29         "lib/mix/tasks/sample_config.eex",
  30         domain: domain,
  31         email: email,
  32         name: name,
  33         secret: secret,
  34         dbpass: dbpass,
  35         web_push_public_key: Base.url_encode64(web_push_public_key, padding: false),
  36         web_push_private_key: Base.url_encode64(web_push_private_key, padding: false)
  37       )
  38
  39     IO.puts(
  40       "\nWriting config to config/generated_config.exs.\n\nCheck it and configure your database, then copy it to either config/dev.secret.exs or config/prod.secret.exs"
  41     )
  42
  43     File.write("config/generated_config.exs", result)
  44
  45     IO.puts(
  46       "\nWriting setup_db.psql, please run it as postgre superuser, i.e.: sudo su postgres -c 'psql -f config/setup_db.psql'"
  47     )
  48
  49     File.write("config/setup_db.psql", resultSql)
  50   end
  51 end