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Merge branch 'support/2255_posix_errors' into 'develop'

Browse source 
[#2255] added error messages for posix error code

See merge request pleroma/pleroma!3138
This commit is contained in:
lain 2020-12-15 15:16:03 +00:00
commit 6bb4f4e172
10 changed files with 504 additions and 58 deletions
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62
lib/pleroma/emoji/pack.ex
View file

@ -22,14 +22,14 @@ defmodule Pleroma.Emoji.Pack do
alias Pleroma.Emoji
alias Pleroma.Emoji.Pack
alias Pleroma.Utils
@spec create(String.t()) :: {:ok, t()} | {:error, File.posix()} | {:error, :empty_values}
def create(name) do
with :ok <- validate_not_empty([name]),
dir <- Path.join(emoji_path(), name),
:ok <- File.mkdir(dir) do
%__MODULE__{pack_file: Path.join(dir, "pack.json")}
|> save_pack()
save_pack(%__MODULE__{pack_file: Path.join(dir, "pack.json")})
end
end
@ -62,10 +62,9 @@ def show(opts) do
@spec delete(String.t()) ::
{:ok, [binary()]} | {:error, File.posix(), binary()} | {:error, :empty_values}
def delete(name) do
with :ok <- validate_not_empty([name]) do
emoji_path()
|> Path.join(name)
|> File.rm_rf()
with :ok <- validate_not_empty([name]),
pack_path <- Path.join(emoji_path(), name) do
File.rm_rf(pack_path)
end
end
@ -94,7 +93,7 @@ defp unpack_zip_emojies(zip_files) do
def add_file(%Pack{} = pack, _, _, %Plug.Upload{content_type: "application/zip"} = file) do
with {:ok, zip_files} <- :zip.table(to_charlist(file.path)),
[_ | _] = emojies <- unpack_zip_emojies(zip_files),
{:ok, tmp_dir} <- Pleroma.Utils.tmp_dir("emoji") do
{:ok, tmp_dir} <- Utils.tmp_dir("emoji") do
try do
{:ok, _emoji_files} =
:zip.unzip(
@ -282,18 +281,21 @@ def update_metadata(name, data) do
end
end
@spec load_pack(String.t()) :: {:ok, t()} | {:error, :not_found}
@spec load_pack(String.t()) :: {:ok, t()} | {:error, :file.posix()}
def load_pack(name) do
pack_file = Path.join([emoji_path(), name, "pack.json"])
if File.exists?(pack_file) do
with {:ok, _} <- File.stat(pack_file),
{:ok, pack_data} <- File.read(pack_file) do
pack =
pack_file
|> File.read!()
|> from_json()
|> Map.put(:pack_file, pack_file)
|> Map.put(:path, Path.dirname(pack_file))
|> Map.put(:name, name)
from_json(
pack_data,
%{
pack_file: pack_file,
path: Path.dirname(pack_file),
name: name
}
)
files_count =
pack.files
@ -301,8 +303,6 @@ def load_pack(name) do
|> length()
{:ok, Map.put(pack, :files_count, files_count)}
else
{:error, :not_found}
end
end
@ -434,10 +434,17 @@ defp save_pack(pack) do
end
end
defp from_json(json) do
defp from_json(json, attrs) do
map = Jason.decode!(json)
struct(__MODULE__, %{files: map["files"], pack: map["pack"]})
pack_attrs =
attrs
|> Map.merge(%{
files: map["files"],
pack: map["pack"]
})
struct(__MODULE__, pack_attrs)
end
defp validate_shareable_packs_available(uri) do
@ -491,10 +498,10 @@ defp rename_file(pack, filename, new_filename) do
end
defp create_subdirs(file_path) do
if String.contains?(file_path, "/") do
file_path
|> Path.dirname()
|> File.mkdir_p!()
with true <- String.contains?(file_path, "/"),
path <- Path.dirname(file_path),
false <- File.exists?(path) do
File.mkdir_p!(path)
end
end
@ -518,10 +525,15 @@ defp remove_dir_if_empty(emoji, filename) do
defp get_filename(pack, shortcode) do
with %{^shortcode => filename} when is_binary(filename) <- pack.files,
true <- pack.path |> Path.join(filename) |> File.exists?() do
file_path <- Path.join(pack.path, filename),
{:ok, _} <- File.stat(file_path) do
{:ok, filename}
else
_ -> {:error, :doesnt_exist}
{:error, _} = error ->
error
_ ->
{:error, :doesnt_exist}
end
end

16
lib/pleroma/utils.ex
View file

@ -3,6 +3,14 @@
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Utils do
@posix_error_codes ~w(
eacces eagain ebadf ebadmsg ebusy edeadlk edeadlock edquot eexist efault
efbig eftype eintr einval eio eisdir eloop emfile emlink emultihop
enametoolong enfile enobufs enodev enolck enolink enoent enomem enospc
enosr enostr enosys enotblk enotdir enotsup enxio eopnotsupp eoverflow
eperm epipe erange erofs espipe esrch estale etxtbsy exdev
)a
def compile_dir(dir) when is_binary(dir) do
dir
|> File.ls!()
@ -44,4 +52,12 @@ def tmp_dir(prefix \\ "") do
error -> error
end
end
@spec posix_error_message(atom()) :: binary()
def posix_error_message(code) when code in @posix_error_codes do
error_message = Gettext.dgettext(Pleroma.Web.Gettext, "posix_errors", "#{code}")
"(POSIX error: #{error_message})"
end
def posix_error_message(_), do: ""
end

3
lib/pleroma/web/api_spec/operations/pleroma_emoji_file_operation.ex
View file

@ -27,7 +27,8 @@ def create_operation do
422 => Operation.response("Unprocessable Entity", "application/json", ApiError),
404 => Operation.response("Not Found", "application/json", ApiError),
400 => Operation.response("Bad Request", "application/json", ApiError),
409 => Operation.response("Conflict", "application/json", ApiError)
409 => Operation.response("Conflict", "application/json", ApiError),
500 => Operation.response("Error", "application/json", ApiError)
}
}
end

6
lib/pleroma/web/api_spec/operations/pleroma_emoji_pack_operation.ex
View file

@ -169,7 +169,8 @@ def delete_operation do
responses: %{
200 => ok_response(),
400 => Operation.response("Bad Request", "application/json", ApiError),
404 => Operation.response("Not Found", "application/json", ApiError)
404 => Operation.response("Not Found", "application/json", ApiError),
500 => Operation.response("Error", "application/json", ApiError)
}
}
end
@ -184,7 +185,8 @@ def update_operation do
parameters: [name_param()],
responses: %{
200 => Operation.response("Metadata", "application/json", metadata()),
400 => Operation.response("Bad Request", "application/json", ApiError)
400 => Operation.response("Bad Request", "application/json", ApiError),
500 => Operation.response("Error", "application/json", ApiError)
}
}
end

37
lib/pleroma/web/pleroma_api/controllers/emoji_file_controller.ex
View file

@ -42,7 +42,10 @@ def create(%{body_params: params} = conn, %{name: pack_name}) do
|> json(%{error: "pack name, shortcode or filename cannot be empty"})
{:error, _} = error ->
handle_error(conn, error, %{pack_name: pack_name})
handle_error(conn, error, %{
pack_name: pack_name,
message: "Unexpected error occurred while adding file to pack."
})
end
end
@ -69,7 +72,11 @@ def update(%{body_params: %{shortcode: shortcode} = params} = conn, %{name: pack
|> json(%{error: "new_shortcode or new_filename cannot be empty"})
{:error, _} = error ->
handle_error(conn, error, %{pack_name: pack_name, code: shortcode})
handle_error(conn, error, %{
pack_name: pack_name,
code: shortcode,
message: "Unexpected error occurred while updating."
})
end
end
@ -84,7 +91,11 @@ def delete(conn, %{name: pack_name, shortcode: shortcode}) do
|> json(%{error: "pack name or shortcode cannot be empty"})
{:error, _} = error ->
handle_error(conn, error, %{pack_name: pack_name, code: shortcode})
handle_error(conn, error, %{
pack_name: pack_name,
code: shortcode,
message: "Unexpected error occurred while deleting emoji file."
})
end
end
@ -94,18 +105,24 @@ defp handle_error(conn, {:error, :doesnt_exist}, %{code: emoji_code}) do
|> json(%{error: "Emoji \"#{emoji_code}\" does not exist"})
end
defp handle_error(conn, {:error, :not_found}, %{pack_name: pack_name}) do
defp handle_error(conn, {:error, :enoent}, %{pack_name: pack_name}) do
conn
|> put_status(:not_found)
|> json(%{error: "pack \"#{pack_name}\" is not found"})
end
defp handle_error(conn, {:error, _}, _) do
render_error(
conn,
:internal_server_error,
"Unexpected error occurred while adding file to pack."
)
defp handle_error(conn, {:error, error}, opts) do
message =
[
Map.get(opts, :message, "Unexpected error occurred."),
Pleroma.Utils.posix_error_message(error)
]
|> Enum.join(" ")
|> String.trim()
conn
|> put_status(:internal_server_error)
|> json(%{error: message})
end
defp get_filename(%Plug.Upload{filename: filename}), do: filename

63
lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex
View file

@ -71,7 +71,7 @@ def show(conn, %{name: name, page: page, page_size: page_size}) do
with {:ok, pack} <- Pack.show(name: name, page: page, page_size: page_size) do
json(conn, pack)
else
{:error, :not_found} ->
{:error, :enoent} ->
conn
|> put_status(:not_found)
|> json(%{error: "Pack #{name} does not exist"})
@ -80,6 +80,17 @@ def show(conn, %{name: name, page: page, page_size: page_size}) do
conn
|> put_status(:bad_request)
|> json(%{error: "pack name cannot be empty"})
{:error, error} ->
error_message =
add_posix_error(
"Failed to get the contents of the `#{name}` pack.",
error
)
conn
|> put_status(:internal_server_error)
|> json(%{error: error_message})
end
end
@ -95,7 +106,7 @@ def archive(conn, %{name: name}) do
"Pack #{name} cannot be downloaded from this instance, either pack sharing was disabled for this pack or some files are missing"
})
{:error, :not_found} ->
{:error, :enoent} ->
conn
|> put_status(:not_found)
|> json(%{error: "Pack #{name} does not exist"})
@ -116,10 +127,10 @@ def download(%{body_params: %{url: url, name: name} = params} = conn, _) do
|> put_status(:internal_server_error)
|> json(%{error: "SHA256 for the pack doesn't match the one sent by the server"})
{:error, e} ->
{:error, error} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: e})
|> json(%{error: error})
end
end
@ -139,12 +150,16 @@ def create(conn, %{name: name}) do
|> put_status(:bad_request)
|> json(%{error: "pack name cannot be empty"})
{:error, _} ->
render_error(
conn,
:internal_server_error,
"Unexpected error occurred while creating pack."
)
{:error, error} ->
error_message =
add_posix_error(
"Unexpected error occurred while creating pack.",
error
)
conn
|> put_status(:internal_server_error)
|> json(%{error: error_message})
end
end
@ -164,10 +179,12 @@ def delete(conn, %{name: name}) do
|> put_status(:bad_request)
|> json(%{error: "pack name cannot be empty"})
{:error, _, _} ->
{:error, error, _} ->
error_message = add_posix_error("Couldn't delete the `#{name}` pack", error)
conn
|> put_status(:internal_server_error)
|> json(%{error: "Couldn't delete the pack #{name}"})
|> json(%{error: error_message})
end
end
@ -180,12 +197,16 @@ def update(%{body_params: %{metadata: metadata}} = conn, %{name: name}) do
|> put_status(:bad_request)
|> json(%{error: "The fallback archive does not have all files specified in pack.json"})
{:error, _} ->
render_error(
conn,
:internal_server_error,
"Unexpected error occurred while updating pack metadata."
)
{:error, error} ->
error_message =
add_posix_error(
"Unexpected error occurred while updating pack metadata.",
error
)
conn
|> put_status(:internal_server_error)
|> json(%{error: error_message})
end
end
@ -204,4 +225,10 @@ def import_from_filesystem(conn, _params) do
|> json(%{error: "Error accessing emoji pack directory"})
end
end
defp add_posix_error(msg, error) do
[msg, Pleroma.Utils.posix_error_message(error)]
|> Enum.join(" ")
|> String.trim()
end
end

141
priv/gettext/en/LC_MESSAGES/posix_errors.po Normal file
View file

@ -0,0 +1,141 @@
## This file is a PO Template file.
msgid "eperm"
msgstr "Operation not permitted"
msgid "eacces"
msgstr "Permission denied"
msgid "eagain"
msgstr "Resource temporarily unavailable"
msgid "ebadf"
msgstr "Bad file descriptor"
msgid "ebadmsg"
msgstr "Bad message"
msgid "ebusy"
msgstr "Device or resource busy"
msgid "edeadlk"
msgstr "Resource deadlock avoided"
msgid "edeadlock"
msgstr "Resource deadlock avoided"
msgid "edquot"
msgstr "Disk quota exceeded"
msgid "eexist"
msgstr "File exists"
msgid "efault"
msgstr "Bad address"
msgid "efbig"
msgstr "File is too large"
msgid "eftype"
msgstr "Inappropriate file type or format"
msgid "eintr"
msgstr "Interrupted system call"
msgid "einval"
msgstr "Invalid argument"
msgid "eio"
msgstr "Input/output error"
msgid "eisdir"
msgstr "Illegal operation on a directory"
msgid "eloop"
msgstr "Too many levels of symbolic links"
msgid "emfile"
msgstr "Too many open files"
msgid "emlink"
msgstr "Too many links"
msgid "emultihop"
msgstr "Multihop attempted"
msgid "enametoolong"
msgstr "File name is too long"
msgid "enfile"
msgstr "Too many open files in system"
msgid "enobufs"
msgstr "No buffer space available"
msgid "enodev"
msgstr "No such device"
msgid "enolck"
msgstr "No locks available"
msgid "enolink"
msgstr "Link has been severed"
msgid "enoent"
msgstr "No such file or directory"
msgid "enomem"
msgstr "Cannot allocate memory"
msgid "enospc"
msgstr "No space left on device"
msgid "enosr"
msgstr "Out of streams resources"
msgid "enostr"
msgstr "Device is not a stream"
msgid "enosys"
msgstr "Function not implemented"
msgid "enotblk"
msgstr "Block device required"
msgid "enotdir"
msgstr "Not a directory"
msgid "enotsup"
msgstr "Operation not supported"
msgid "enxio"
msgstr "No such device or address"
msgid "eopnotsupp"
msgstr "Operation not supported"
msgid "eoverflow"
msgstr "Value too large for defined data type"
msgid "epipe"
msgstr "Broken pipe"
msgid "erange"
msgstr "Numerical result out of range"
msgid "erofs"
msgstr "Read-only file system"
msgid "espipe"
msgstr "Illegal seek"
msgid "esrch"
msgstr "No such process"
msgid "estale"
msgstr "Stale file handle"
msgid "etxtbsy"
msgstr "Text file busy"
msgid "exdev"
msgstr "Invalid cross-device link"

149
priv/gettext/posix_errors.pot Normal file
View file

@ -0,0 +1,149 @@
## This file is a PO Template file.
##
## `msgid`s here are often extracted from source code.
## Add new translations manually only if they're dynamic
## translations that can't be statically extracted.
##
## Run `mix gettext.extract` to bring this file up to
## date. Leave `msgstr`s empty as changing them here as no
## effect: edit them in PO (`.po`) files instead.
msgid "eperm"
msgstr ""
msgid "eacces"
msgstr ""
msgid "eagain"
msgstr ""
msgid "ebadf"
msgstr ""
msgid "ebadmsg"
msgstr ""
msgid "ebusy"
msgstr ""
msgid "edeadlk"
msgstr ""
msgid "edeadlock"
msgstr ""
msgid "edquot"
msgstr ""
msgid "eexist"
msgstr ""
msgid "efault"
msgstr ""
msgid "efbig"
msgstr ""
msgid "eftype"
msgstr ""
msgid "eintr"
msgstr ""
msgid "einval"
msgstr ""
msgid "eio"
msgstr ""
msgid "eisdir"
msgstr ""
msgid "eloop"
msgstr ""
msgid "emfile"
msgstr ""
msgid "emlink"
msgstr ""
msgid "emultihop"
msgstr ""
msgid "enametoolong"
msgstr ""
msgid "enfile"
msgstr ""
msgid "enobufs"
msgstr ""
msgid "enodev"
msgstr ""
msgid "enolck"
msgstr ""
msgid "enolink"
msgstr ""
msgid "enoent"
msgstr ""
msgid "enomem"
msgstr ""
msgid "enospc"
msgstr ""
msgid "enosr"
msgstr ""
msgid "enostr"
msgstr ""
msgid "enosys"
msgstr ""
msgid "enotblk"
msgstr ""
msgid "enotdir"
msgstr ""
msgid "enotsup"
msgstr ""
msgid "enxio"
msgstr ""
msgid "eopnotsupp"
msgstr ""
msgid "eoverflow"
msgstr ""
msgid "epipe"
msgstr ""
msgid "erange"
msgstr ""
msgid "erofs"
msgstr ""
msgid "espipe"
msgstr ""
msgid "esrch"
msgstr ""
msgid "estale"
msgstr ""
msgid "etxtbsy"
msgstr ""
msgid "exdev"
msgstr ""

26
test/pleroma/web/pleroma_api/controllers/emoji_file_controller_test.exs
View file

@ -5,6 +5,7 @@
defmodule Pleroma.Web.PleromaAPI.EmojiFileControllerTest do
use Pleroma.Web.ConnCase
import Mock
import Tesla.Mock
import Pleroma.Factory
@ -200,6 +201,31 @@ test "add file with not loaded pack", %{admin_conn: admin_conn} do
}
end
test "returns an error on add file when file system is not writable", %{
admin_conn: admin_conn
} do
pack_file = Path.join([@emoji_path, "not_loaded", "pack.json"])
with_mocks([
{File, [:passthrough], [stat: fn ^pack_file -> {:error, :eacces} end]}
]) do
assert admin_conn
|> put_req_header("content-type", "multipart/form-data")
|> post("/api/pleroma/emoji/packs/files?name=not_loaded", %{
shortcode: "blank3",
filename: "dir/blank.png",
file: %Plug.Upload{
filename: "blank.png",
path: "#{@emoji_path}/test_pack/blank.png"
}
})
|> json_response_and_validate_schema(500) == %{
"error" =>
"Unexpected error occurred while adding file to pack. (POSIX error: Permission denied)"
}
end
end
test "remove file with not loaded pack", %{admin_conn: admin_conn} do
assert admin_conn
|> delete("/api/pleroma/emoji/packs/files?name=not_loaded&shortcode=blank3")

59
test/pleroma/web/pleroma_api/controllers/emoji_pack_controller_test.exs
View file

@ -3,8 +3,9 @@
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.PleromaAPI.EmojiPackControllerTest do
use Pleroma.Web.ConnCase
use Pleroma.Web.ConnCase, async: false
import Mock
import Tesla.Mock
import Pleroma.Factory
@ -346,7 +347,7 @@ test "other error", %{admin_conn: admin_conn} do
end
end
describe "PATCH /api/pleroma/emoji/pack?name=:name" do
describe "PATCH/update /api/pleroma/emoji/pack?name=:name" do
setup do
pack_file = "#{@emoji_path}/test_pack/pack.json"
original_content = File.read!(pack_file)
@ -365,6 +366,20 @@ test "other error", %{admin_conn: admin_conn} do
}}
end
test "returns error when file system not writable", %{admin_conn: conn} = ctx do
with_mocks([
{File, [:passthrough], [stat: fn _ -> {:error, :eacces} end]}
]) do
assert conn
|> put_req_header("content-type", "multipart/form-data")
|> patch(
"/api/pleroma/emoji/pack?name=test_pack",
%{"metadata" => ctx[:new_data]}
)
|> json_response_and_validate_schema(500)
end
end
test "for a pack without a fallback source", ctx do
assert ctx[:admin_conn]
|> put_req_header("content-type", "multipart/form-data")
@ -424,6 +439,46 @@ test "when the fallback source doesn't have all the files", ctx do
end
describe "POST/DELETE /api/pleroma/emoji/pack?name=:name" do
test "returns an error on creates pack when file system not writable", %{
admin_conn: admin_conn
} do
path_pack = Path.join(@emoji_path, "test_pack")
with_mocks([
{File, [:passthrough], [mkdir: fn ^path_pack -> {:error, :eacces} end]}
]) do
assert admin_conn
|> post("/api/pleroma/emoji/pack?name=test_pack")
|> json_response_and_validate_schema(500) == %{
"error" =>
"Unexpected error occurred while creating pack. (POSIX error: Permission denied)"
}
end
end
test "returns an error on deletes pack when the file system is not writable", %{
admin_conn: admin_conn
} do
path_pack = Path.join(@emoji_path, "test_emoji_pack")
try do
{:ok, _pack} = Pleroma.Emoji.Pack.create("test_emoji_pack")
with_mocks([
{File, [:passthrough], [rm_rf: fn ^path_pack -> {:error, :eacces, path_pack} end]}
]) do
assert admin_conn
|> delete("/api/pleroma/emoji/pack?name=test_emoji_pack")
|> json_response_and_validate_schema(500) == %{
"error" =>
"Couldn't delete the `test_emoji_pack` pack (POSIX error: Permission denied)"
}
end
after
File.rm_rf(path_pack)
end
end
test "creating and deleting a pack", %{admin_conn: admin_conn} do
assert admin_conn
|> post("/api/pleroma/emoji/pack?name=test_created")