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Switch from gen_magic to majic, use Majic.Plug, remove Pleroma.MIME

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This commit is contained in:
href 2020-06-16 15:11:45 +02:00
parent ec1452fd1c
commit f124f68205
20 changed files with 60 additions and 158 deletions
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2
config/config.exs
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@ -678,7 +678,7 @@ config :pleroma, :hackney_pools,
timeout: 300_000
]
config :pleroma, :gen_magic_pool, size: 2
config :pleroma, :majic_pool, size: 2
config :pleroma, :restrict_unauthenticated,
timelines: %{local: false, federated: false},

6
config/description.exs
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@ -3328,14 +3328,14 @@ config :pleroma, :config_description, [
},
%{
group: :pleroma,
key: :gen_magic_pool,
key: :majic_pool,
type: :group,
description: "GenMagic/libmagic configuration",
description: "Majic/libmagic configuration",
children: [
%{
key: :size,
type: :integer,
description: "Number of gen_magic workers to start.",
description: "Number of majic workers to start.",
suggestions: [2]
}
]

2
docs/installation/alpine_linux_en.md
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@ -40,7 +40,7 @@ sudo apk upgrade
* Install some tools, which are needed later:
```shell
sudo apk add git build-base
sudo apk add git build-base file-dev
```
### Install Elixir and Erlang

2
docs/installation/arch_linux_en.md
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@ -27,7 +27,7 @@ sudo pacman -Syu
* Install some of the above mentioned programs:
```shell
sudo pacman -S git base-devel elixir
sudo pacman -S git base-devel elixir file
```
### Install PostgreSQL

2
docs/installation/debian_based_en.md
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@ -31,7 +31,7 @@ sudo apt full-upgrade
* Install some of the above mentioned programs:
```shell
sudo apt install git build-essential postgresql postgresql-contrib
sudo apt install git build-essential postgresql postgresql-contrib libmagic-devel
```
### Install Elixir and Erlang

3
docs/installation/debian_based_jp.md
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@ -16,6 +16,7 @@
- `erlang-nox`
- `git`
- `build-essential`
- `libmagic-dev`
#### このガイドで利用している追加パッケージ
@ -32,7 +33,7 @@ sudo apt full-upgrade
* 上記に挙げたパッケージをインストールしておきます。
```
sudo apt install git build-essential postgresql postgresql-contrib
sudo apt install git build-essential postgresql postgresql-contrib libmagic-dev
```

2
docs/installation/gentoo_en.md
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@ -47,7 +47,7 @@ Gentoo quite pointedly does not come with a cron daemon installed, and as such i
* Emerge all required the required and suggested software in one go:
```shell
# emerge --ask dev-db/postgresql dev-lang/elixir dev-vcs/git www-servers/nginx app-crypt/certbot app-crypt/certbot-nginx
# emerge --ask dev-db/postgresql dev-lang/elixir dev-vcs/git www-servers/nginx app-crypt/certbot app-crypt/certbot-nginx sys-apps/file
```
If you would not like to install the optional packages, remove them from this line.

4
docs/installation/otp_en.md
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@ -32,11 +32,11 @@ Other than things bundled in the OTP release Pleroma depends on:
```sh tab="Alpine"
echo "http://nl.alpinelinux.org/alpine/latest-stable/community" >> /etc/apk/repositories
apk update
apk add curl unzip ncurses postgresql postgresql-contrib nginx certbot libmagic
apk add curl unzip ncurses postgresql postgresql-contrib nginx certbot file-dev
```
```sh tab="Debian/Ubuntu"
apt install curl unzip libncurses5 postgresql postgresql-contrib nginx certbot libmagic
apt install curl unzip libncurses5 postgresql postgresql-contrib nginx certbot libmagic-dev
```
## Setup

2
lib/pleroma/application.ex
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@ -80,7 +80,7 @@ defmodule Pleroma.Application do
[
Pleroma.Stats,
Pleroma.JobQueueMonitor,
Pleroma.MIME,
{Majic.Pool, [name: Pleroma.MajicPool, pool_size: Config.get([:majic_pool, :size], 2)]},
{Oban, Config.get(Oban)}
] ++
task_children(@env) ++

80
lib/pleroma/mime.ex
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@ -1,80 +0,0 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.MIME do
@moduledoc """
Returns the mime-type of a binary and optionally a normalized file-name.
"""
@read_bytes 35
@pool __MODULE__.GenMagicPool
def child_spec(_) do
pool_size = Pleroma.Config.get!([:gen_magic_pool, :size])
name = @pool
%{
id: __MODULE__,
start: {GenMagic.Pool, :start_link, [[name: name, pool_size: pool_size]]},
type: :worker,
restart: :permanent,
shutdown: 500
}
end
@spec file_mime_type(String.t(), String.t()) ::
{:ok, content_type :: String.t(), filename :: String.t()} | {:error, any()} | :error
def file_mime_type(path, filename) do
with {:ok, content_type} <- file_mime_type(path),
filename <- fix_extension(filename, content_type) do
{:ok, content_type, filename}
end
end
@spec file_mime_type(String.t()) :: {:ok, String.t()} | {:error, any()} | :error
def file_mime_type(filename) do
case GenMagic.Pool.perform(@pool, filename) do
{:ok, %GenMagic.Result{mime_type: content_type}} -> {:ok, content_type}
error -> error
end
end
def bin_mime_type(binary, filename) do
with {:ok, content_type} <- bin_mime_type(binary),
filename <- fix_extension(filename, content_type) do
{:ok, content_type, filename}
end
end
@spec bin_mime_type(binary()) :: {:ok, String.t()} | :error
def bin_mime_type(<<head::binary-size(@read_bytes), _::binary>>) do
case GenMagic.Pool.perform(@pool, {:bytes, head}) do
{:ok, %GenMagic.Result{mime_type: content_type}} -> {:ok, content_type}
error -> error
end
end
def bin_mime_type(_), do: :error
defp fix_extension(filename, content_type) do
parts = String.split(filename, ".")
new_filename =
if length(parts) > 1 do
Enum.drop(parts, -1) |> Enum.join(".")
else
Enum.join(parts)
end
cond do
content_type == "application/octet-stream" ->
filename
ext = List.first(MIME.extensions(content_type)) ->
new_filename <> "." <> ext
true ->
Enum.join([new_filename, String.split(content_type, "/") |> List.last()], ".")
end
end
end

19
lib/pleroma/upload.ex
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@ -57,6 +57,7 @@ defmodule Pleroma.Upload do
defstruct [:id, :name, :tempfile, :content_type, :path]
@spec store(source, options :: [option()]) :: {:ok, Map.t()} | {:error, any()}
@doc "Store a file. If using a `Plug.Upload{}` as the source, be sure to use `Majic.Plug` to ensure its content_type and filename is correct."
def store(upload, opts \\ []) do
opts = get_opts(opts)
@ -123,14 +124,13 @@ defmodule Pleroma.Upload do
end
defp prepare_upload(%Plug.Upload{} = file, opts) do
with :ok <- check_file_size(file.path, opts.size_limit),
{:ok, content_type, name} <- Pleroma.MIME.file_mime_type(file.path, file.filename) do
with :ok <- check_file_size(file.path, opts.size_limit) do
{:ok,
%__MODULE__{
id: UUID.generate(),
name: name,
name: file.filename,
tempfile: file.path,
content_type: content_type
content_type: file.content_type
}}
end
end
@ -138,16 +138,17 @@ defmodule Pleroma.Upload do
defp prepare_upload(%{img: "data:image/" <> image_data}, opts) do
parsed = Regex.named_captures(~r/(?<filetype>jpeg|png|gif);base64,(?<data>.*)/, image_data)
data = Base.decode64!(parsed["data"], ignore: :whitespace)
hash = String.downcase(Base.encode16(:crypto.hash(:sha256, data)))
hash = Base.encode16(:crypto.hash(:sha256, data), lower: true)
with :ok <- check_binary_size(data, opts.size_limit),
tmp_path <- tempfile_for_image(data),
{:ok, content_type, name} <-
Pleroma.MIME.bin_mime_type(data, hash <> "." <> parsed["filetype"]) do
{:ok, %{mime_type: content_type}} <-
Majic.perform({:bytes, data}, pool: Pleroma.MajicPool),
[ext | _] <- MIME.extensions(content_type) do
{:ok,
%__MODULE__{
id: UUID.generate(),
name: name,
name: hash <> "." <> ext,
tempfile: tmp_path,
content_type: content_type
}}
@ -156,7 +157,7 @@ defmodule Pleroma.Upload do
# For Mix.Tasks.MigrateLocalUploads
defp prepare_upload(%__MODULE__{tempfile: path} = upload, _opts) do
with {:ok, content_type} <- Pleroma.MIME.file_mime_type(path) do
with {:ok, %{mime_type: content_type}} <- Majic.perform(path, pool: Pleroma.MajicPool) do
{:ok, %__MODULE__{upload | content_type: content_type}}
end
end

2
lib/pleroma/web/activity_pub/activity_pub_controller.ex
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@ -45,6 +45,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
when action in [:read_inbox, :update_outbox, :whoami, :upload_media]
)
plug(Majic.Plug, [pool: Pleroma.MajicPool] when action in [:upload_media])
plug(
Pleroma.Plugs.Cache,
[query_params: false, tracking_fun: &__MODULE__.track_object_fetch/2]

1
lib/pleroma/web/mastodon_api/controllers/media_controller.ex
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@ -16,6 +16,7 @@ defmodule Pleroma.Web.MastodonAPI.MediaController do
plug(OAuthScopesPlug, %{scopes: ["read:media"]} when action == :show)
plug(OAuthScopesPlug, %{scopes: ["write:media"]} when action != :show)
plug(Majic.Plug, [pool: Pleroma.MajicPool] when action in [:create, :create2])
defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.MediaOperation

5
lib/pleroma/web/pleroma_api/controllers/account_controller.ex
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@ -56,6 +56,11 @@ defmodule Pleroma.Web.PleromaAPI.AccountController do
plug(:assign_account_by_id when action in [:favourites, :subscribe, :unsubscribe])
plug(:put_view, Pleroma.Web.MastodonAPI.AccountView)
plug(
Majic.Plug,
[pool: Pleroma.MajicPool] when action in [:update_avatar, :update_background, :update_banner]
)
defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.PleromaAccountOperation
@doc "POST /api/v1/pleroma/accounts/confirmation_resend"

10
lib/pleroma/web/pleroma_api/controllers/mascot_controller.ex
View File

@ -12,6 +12,7 @@ defmodule Pleroma.Web.PleromaAPI.MascotController do
plug(Pleroma.Web.ApiSpec.CastAndValidate)
plug(OAuthScopesPlug, %{scopes: ["read:accounts"]} when action == :show)
plug(OAuthScopesPlug, %{scopes: ["write:accounts"]} when action != :show)
plug(Majic.Plug, [pool: Pleroma.MajicPool] when action in [:update])
defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.PleromaMascotOperation
@ -22,14 +23,15 @@ defmodule Pleroma.Web.PleromaAPI.MascotController do
@doc "PUT /api/v1/pleroma/mascot"
def update(%{assigns: %{user: user}, body_params: %{file: file}} = conn, _) do
with {:ok, object} <- ActivityPub.upload(file, actor: User.ap_id(user)),
# Reject if not an image
%{type: "image"} = attachment <- render_attachment(object) do
with {:content_type, "image" <> _} <- {:content_type, file.content_type},
{:ok, object} <- ActivityPub.upload(file, actor: User.ap_id(user)) do
attachment = render_attachment(object)
{:ok, _user} = User.mascot_update(user, attachment)
json(conn, attachment)
else
%{type: _} -> render_error(conn, :unsupported_media_type, "mascots can only be images")
{:content_type, _} ->
render_error(conn, :unsupported_media_type, "mascots can only be images")
end
end

2
mix.exs
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@ -197,7 +197,7 @@ defmodule Pleroma.Mixfile do
ref: "e0f16822d578866e186a0974d65ad58cddc1e2ab"},
{:mox, "~> 0.5", only: :test},
{:restarter, path: "./restarter"},
{:gen_magic, git: "https://github.com/hrefhref/gen_magic", branch: "develop"},
{:majic, git: "https://github.com/hrefhref/majic", branch: "develop"},
{:open_api_spex,
git: "https://git.pleroma.social/pleroma/elixir-libraries/open_api_spex.git",
ref: "f296ac0924ba3cf79c7a588c4c252889df4c2edd"}

1
mix.lock
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@ -63,6 +63,7 @@
"jose": {:hex, :jose, "1.10.1", "16d8e460dae7203c6d1efa3f277e25b5af8b659febfc2f2eb4bacf87f128b80a", [:mix, :rebar3], [], "hexpm", "3c7ddc8a9394b92891db7c2771da94bf819834a1a4c92e30857b7d582e2f8257"},
"jumper": {:hex, :jumper, "1.0.1", "3c00542ef1a83532b72269fab9f0f0c82bf23a35e27d278bfd9ed0865cecabff", [:mix], [], "hexpm", "318c59078ac220e966d27af3646026db9b5a5e6703cb2aa3e26bcfaba65b7433"},
"libring": {:hex, :libring, "1.4.0", "41246ba2f3fbc76b3971f6bce83119dfec1eee17e977a48d8a9cfaaf58c2a8d6", [:mix], [], "hexpm"},
"majic": {:git, "https://github.com/hrefhref/majic", "1c723300364cd014866c6c1bd5260e03965865a2", [branch: "develop"]},
"makeup": {:hex, :makeup, "1.0.0", "671df94cf5a594b739ce03b0d0316aa64312cee2574b6a44becb83cd90fb05dc", [:mix], [{:nimble_parsec, "~> 0.5.0", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "a10c6eb62cca416019663129699769f0c2ccf39428b3bb3c0cb38c718a0c186d"},
"makeup_elixir": {:hex, :makeup_elixir, "0.14.0", "cf8b7c66ad1cff4c14679698d532f0b5d45a3968ffbcbfd590339cb57742f1ae", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "d4b316c7222a85bbaa2fd7c6e90e37e953257ad196dc229505137c5e505e9eff"},
"meck": {:hex, :meck, "0.8.13", "ffedb39f99b0b99703b8601c6f17c7f76313ee12de6b646e671e3188401f7866", [:rebar3], [], "hexpm", "d34f013c156db51ad57cc556891b9720e6a1c1df5fe2e15af999c84d6cebeb1a"},

66
test/upload_test.exs
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@ -11,7 +11,7 @@ defmodule Pleroma.UploadTest do
alias Pleroma.Uploaders.Uploader
@upload_file %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "image.jpg"
}
@ -111,7 +111,7 @@ defmodule Pleroma.UploadTest do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "image.jpg"
}
@ -127,7 +127,7 @@ defmodule Pleroma.UploadTest do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "an [image.jpg"
}
@ -143,7 +143,7 @@ defmodule Pleroma.UploadTest do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "an [image.jpg"
}
@ -152,63 +152,31 @@ defmodule Pleroma.UploadTest do
assert data["name"] == "an [image.jpg"
end
test "fixes incorrect content type" do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "application/octet-stream",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "an [image.jpg"
test "fixes incorrect content type when base64 is given" do
params = %{
img: "data:image/png;base64,#{Base.encode64(File.read!("test/fixtures/image.jpg"))}"
}
{:ok, data} = Upload.store(file, filters: [Pleroma.Upload.Filter.Dedupe])
{:ok, data} = Upload.store(params)
assert hd(data["url"])["mediaType"] == "image/jpeg"
end
test "adds missing extension" do
test "adds extension when base64 is given" do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "an [image"
params = %{
img: "data:image/png;base64,#{Base.encode64(File.read!("test/fixtures/image.jpg"))}"
}
{:ok, data} = Upload.store(file)
assert data["name"] == "an [image.jpg"
end
test "fixes incorrect file extension" do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "an [image.blah"
}
{:ok, data} = Upload.store(file)
assert data["name"] == "an [image.jpg"
end
test "don't modify filename of an unknown type" do
File.cp("test/fixtures/test.txt", "test/fixtures/test_tmp.txt")
file = %Plug.Upload{
content_type: "text/plain",
path: Path.absname("test/fixtures/test_tmp.txt"),
filename: "test.txt"
}
{:ok, data} = Upload.store(file)
assert data["name"] == "test.txt"
{:ok, data} = Upload.store(params)
assert String.ends_with?(data["name"], ".jpg")
end
test "copies the file to the configured folder with anonymizing filename" do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "an [image.jpg"
}
@ -222,7 +190,7 @@ defmodule Pleroma.UploadTest do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "an… image.jpg"
}
@ -237,7 +205,7 @@ defmodule Pleroma.UploadTest do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: ":?#[]@!$&\\'()*+,;=.jpg"
}
@ -259,7 +227,7 @@ defmodule Pleroma.UploadTest do
File.cp!("test/fixtures/image.jpg", "test/fixtures/image_tmp.jpg")
file = %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_tmp.jpg"),
filename: "image.jpg"
}

5
test/web/activity_pub/activity_pub_controller_test.exs
View File

@ -1428,9 +1428,9 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
desc = "Description of the image"
image = %Plug.Upload{
content_type: "image/jpg",
content_type: "bad/content-type",
path: Path.absname("test/fixtures/image.jpg"),
filename: "an_image.jpg"
filename: "an_image.png"
}
object =
@ -1445,6 +1445,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
assert [%{"href" => object_href, "mediaType" => object_mediatype}] = object["url"]
assert is_binary(object_href)
assert object_mediatype == "image/jpeg"
assert String.ends_with?(object_href, ".jpg")
activity_request = %{
"@context" => "https://www.w3.org/ns/activitystreams",

2
test/web/activity_pub/object_validator_test.exs
View File

@ -58,7 +58,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do
user = insert(:user)
file = %Plug.Upload{
content_type: "image/jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image.jpg"),
filename: "an_image.jpg"
}