Commit 17ab9fa4 authored by lain's avatar lain

BBS: Some more functionality.

parent c810fb81
defmodule Pleroma.BBS.Authenticator do
use Sshd.PasswordAuthenticator
alias Comeonin.Pbkdf2
alias Pleroma.User
def authenticate(username, password) do
username = to_string(username)
password = to_string(password)
with %User{} = user <- User.get_by_nickname(username) do
Pbkdf2.checkpw(password, user.password_hash)
else
_e -> false
end
end
end
defmodule Pleroma.BBS do
def start_daemon do
:ok = :ssh.start()
options = [
system_dir: 'ssh_keys',
auth_method_kb_interactive_data: fn (_, user, _) -> {
'Welcome to Pleroma BBS',
'Hello #{user}',
'Password: ',
false }
end,
auth_methods: 'keyboard-interactive,password',
pwdfun: fn(user, password) -> true end,
shell: &start_prompt/1
]
:ssh.daemon(13121, options)
end
def start_prompt(user) do
spawn(__MODULE__, :prompt, [user])
end
def prompt(user) do
IO.puts("Hey #{user}.\n")
IO.puts("Here's your timeline:\n")
user = Pleroma.User.get_cached_by_nickname(to_string(user))
Pleroma.Web.TwitterAPI.TwitterAPI.fetch_friend_statuses(user)
|> Enum.each(fn (status) ->
IO.puts("#{status["user"]["name"]} (#{status["user"]["screen_name"]}): #{status["text"]}")
end)
end
end
defmodule Pleroma.BBS.Handler do
@moduledoc """
An example implementation of `Sshd.ShellHandler`, implementing a very simple
Read-Eval-Loop, that does nothing.
"""
use Sshd.ShellHandler
alias Pleroma.Web.CommonAPI
alias Pleroma.Web.ActivityPub.ActivityPub
def on_shell(username, _pubkey, _ip, _port) do
:ok = IO.puts "Welcome to #{Pleroma.Config.get([:instance, :name])}!"
user = Pleroma.User.get_by_nickname(to_string(username))
Logger.debug("#{inspect user}")
loop(run_state([user: user]))
end
def on_connect(username, ip, port, method) do
Logger.debug fn ->
"""
Incoming SSH shell #{inspect self()} requested for #{username} from #{inspect ip}:#{inspect port} using #{inspect method}
"""
end
end
def on_disconnect(username, ip, port) do
Logger.debug fn ->
"Disconnecting SSH shell for #{username} from #{inspect ip}:#{inspect port}"
end
end
defp loop(state) do
self_pid = self()
counter = state.counter
prefix = state.prefix
user = state.user
input = spawn(fn -> io_get(self_pid, prefix, counter, user.nickname) end)
wait_input state, input
end
def puts_activity(activity) do
status = Pleroma.Web.MastodonAPI.StatusView.render("status.json", %{activity: activity})
IO.puts("#{status.id} by #{status.account.display_name} (#{status.account.acct}):")
IO.puts(HtmlSanitizeEx.strip_tags(status.content))
IO.puts("")
end
def handle_command(state, "help") do
IO.puts("Available commands:")
IO.puts("help - This help")
IO.puts("home - Show the home timeline")
IO.puts("p <text> - Post the given text")
IO.puts("quit - Quit")
state
end
def handle_command(%{user: user} = state, "p " <> text) do
text = String.trim(text)
with {:ok, _activity} <- CommonAPI.post(user, %{"status" => text}) do
IO.puts("Posted!")
else
_e -> IO.puts("Could not post...")
end
state
end
def handle_command(state, "home") do
user = state.user
params =
%{}
|> Map.put("type", ["Create", "Announce"])
|> Map.put("blocking_user", user)
|> Map.put("muting_user", user)
|> Map.put("user", user)
activities =
[user.ap_id | user.following]
|> ActivityPub.fetch_activities(params)
|> ActivityPub.contain_timeline(user)
|> Enum.reverse()
Enum.each(activities, fn (activity) ->
puts_activity(activity)
end)
state
end
def handle_command(_state, command) do
IO.puts("Unknown command '#{command}'")
end
defp wait_input(state, input) do
receive do
{:input, ^input, "quit\n"} ->
IO.puts "Exiting..."
{:input, ^input, code} when is_binary(code) ->
code = String.trim(code)
handle_command(state, code)
loop(%{state | counter: state.counter + 1})
{:error, :interrupted} ->
IO.puts "Caught Ctrl+C..."
loop(%{state | counter: state.counter + 1})
{:input, ^input, msg} ->
:ok = Logger.warn "received unknown message: #{inspect msg}"
loop(%{state | counter: state.counter + 1})
end
end
defp run_state(opts) do
%{prefix: "pleroma", counter: 1, user: opts[:user]}
end
defp io_get(pid, prefix, counter, username) do
prompt = prompt(prefix, counter, username)
send pid, {:input, self(), IO.gets(:stdio, prompt)}
end
defp prompt(prefix, counter, username) do
prompt = "#{username}@#{prefix}:#{counter}>"
prompt <> " "
end
end
......@@ -41,7 +41,7 @@ defmodule Pleroma.Mixfile do
def application do
[
mod: {Pleroma.Application, []},
extra_applications: [:logger, :runtime_tools, :comeonin],
extra_applications: [:logger, :runtime_tools, :comeonin, :esshd],
included_applications: [:ex_syslogger]
]
end
......@@ -94,7 +94,8 @@ defmodule Pleroma.Mixfile do
{:auto_linker,
git: "https://git.pleroma.social/pleroma/auto_linker.git",
ref: "94193ca5f97c1f9fdf3d1469653e2d46fac34bcd"},
{:pleroma_job_queue, "~> 0.2.0"}
{:pleroma_job_queue, "~> 0.2.0"},
{:esshd, "~> 0.1.0"}
]
end
......
......@@ -18,6 +18,7 @@
"earmark": {:hex, :earmark, "1.3.0", "17f0c38eaafb4800f746b457313af4b2442a8c2405b49c645768680f900be603", [:mix], [], "hexpm"},
"ecto": {:hex, :ecto, "3.0.7", "44dda84ac6b17bbbdeb8ac5dfef08b7da253b37a453c34ab1a98de7f7e5fec7f", [:mix], [{:decimal, "~> 1.6", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, repo: "hexpm", optional: true]}], "hexpm"},
"ecto_sql": {:hex, :ecto_sql, "3.0.5", "7e44172b4f7aca4469f38d7f6a3da394dbf43a1bcf0ca975e958cb957becd74e", [:mix], [{:db_connection, "~> 2.0", [hex: :db_connection, repo: "hexpm", optional: false]}, {:ecto, "~> 3.0.6", [hex: :ecto, repo: "hexpm", optional: false]}, {:mariaex, "~> 0.9.1", [hex: :mariaex, repo: "hexpm", optional: true]}, {:postgrex, "~> 0.14.0", [hex: :postgrex, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.3.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm"},
"esshd": {:hex, :esshd, "0.1.0", "6f93a2062adb43637edad0ea7357db2702a4b80dd9683482fe00f5134e97f4c1", [:mix], [], "hexpm"},
"eternal": {:hex, :eternal, "1.2.0", "e2a6b6ce3b8c248f7dc31451aefca57e3bdf0e48d73ae5043229380a67614c41", [:mix], [], "hexpm"},
"ex_aws": {:hex, :ex_aws, "2.1.0", "b92651527d6c09c479f9013caa9c7331f19cba38a650590d82ebf2c6c16a1d8a", [:mix], [{:configparser_ex, "~> 2.0", [hex: :configparser_ex, repo: "hexpm", optional: true]}, {:hackney, "1.6.3 or 1.6.5 or 1.7.1 or 1.8.6 or ~> 1.9", [hex: :hackney, repo: "hexpm", optional: true]}, {:jsx, "~> 2.8", [hex: :jsx, repo: "hexpm", optional: true]}, {:poison, ">= 1.2.0", [hex: :poison, repo: "hexpm", optional: true]}, {:sweet_xml, "~> 0.6", [hex: :sweet_xml, repo: "hexpm", optional: true]}, {:xml_builder, "~> 0.1.0", [hex: :xml_builder, repo: "hexpm", optional: true]}], "hexpm"},
"ex_aws_s3": {:hex, :ex_aws_s3, "2.0.1", "9e09366e77f25d3d88c5393824e613344631be8db0d1839faca49686e99b6704", [:mix], [{:ex_aws, "~> 2.0", [hex: :ex_aws, repo: "hexpm", optional: false]}, {:sweet_xml, ">= 0.0.0", [hex: :sweet_xml, repo: "hexpm", optional: true]}], "hexpm"},
......
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