commit: fa2a6d5d6b24657ddbda4ef11d2e6dbcb59545d3
parent 29f4ab640b0269fc7751fca7c24cda5be912d1e5
Author: Claudio Maradonna <penguyman@stronzi.org>
Date: Thu, 7 Apr 2022 18:25:02 +0200
feat: simple, but not stupid, uploader for IPFS
fix: format fix with credo
Diffstat:
5 files changed, 107 insertions(+), 2 deletions(-)
diff --git a/config/config.exs b/config/config.exs
@@ -82,6 +82,10 @@ config :ex_aws, :s3,
# region: "us-east-1", # may be required for Amazon AWS
scheme: "https://"
+config :pleroma, Pleroma.Uploaders.IPFS,
+ post_gateway_url: nil,
+ get_gateway_url: nil
+
config :pleroma, :emoji,
shortcode_globs: ["/emoji/custom/**/*.png"],
pack_extensions: [".png", ".gif"],
diff --git a/config/description.exs b/config/description.exs
@@ -138,6 +138,30 @@ config :pleroma, :config_description, [
},
%{
group: :pleroma,
+ key: Pleroma.Uploaders.IPFS,
+ type: :group,
+ description: "IPFS uploader-related settings",
+ children: [
+ %{
+ key: :get_gateway_url,
+ type: :string,
+ description: "GET Gateway URL",
+ suggestions: [
+ "get_gateway_url"
+ ]
+ },
+ %{
+ key: :post_gateway_url,
+ type: :string,
+ description: "POST Gateway URL",
+ suggestions: [
+ "post_gateway_url"
+ ]
+ }
+ ]
+ },
+ %{
+ group: :pleroma,
key: Pleroma.Uploaders.S3,
type: :group,
description: "S3 uploader-related settings",
diff --git a/config/dev.exs b/config/dev.exs
@@ -58,6 +58,10 @@ config :pleroma, Pleroma.Web.ApiSpec.CastAndValidate, strict: true
# https://dashbit.co/blog/speeding-up-re-compilation-of-elixir-projects
config :phoenix, :plug_init_mode, :runtime
+config :pleroma, Pleroma.Uploaders.IPFS,
+ post_gateway_url: nil,
+ get_gateway_url: nil
+
if File.exists?("./config/dev.secret.exs") do
import_config "dev.secret.exs"
else
diff --git a/lib/pleroma/upload.ex b/lib/pleroma/upload.ex
@@ -235,8 +235,14 @@ defmodule Pleroma.Upload do
""
end
- [base_url, path]
- |> Path.join()
+ uploader = Config.get([Pleroma.Upload, :uploader])
+
+ if uploader == Pleroma.Uploaders.IPFS && String.contains?(base_url, "{CID}") do
+ String.replace(base_url, "{CID}", path)
+ else
+ [base_url, path]
+ |> Path.join()
+ end
end
defp url_from_spec(_upload, _base_url, {:url, url}), do: url
@@ -273,6 +279,9 @@ defmodule Pleroma.Upload do
Path.join([upload_base_url, bucket_with_namespace])
end
+ Pleroma.Uploaders.IPFS ->
+ Config.get([Pleroma.Uploaders.IPFS, :get_gateway_url])
+
_ ->
public_endpoint || upload_base_url || Pleroma.Web.Endpoint.url() <> "/media/"
end
diff --git a/lib/pleroma/uploaders/ipfs.ex b/lib/pleroma/uploaders/ipfs.ex
@@ -0,0 +1,64 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Uploaders.IPFS do
+ @behaviour Pleroma.Uploaders.Uploader
+ require Logger
+
+ alias Pleroma.Config
+ alias Tesla.Multipart
+
+ @impl true
+ def get_file(file) do
+ b_url = Pleroma.Upload.base_url()
+
+ if String.contains?(b_url, "{CID}") do
+ {:ok, {:url, String.replace(b_url, "{CID}", URI.decode(file))}}
+ else
+ {:error, "IPFS Get URL doesn't contain '{CID}' placeholder"}
+ end
+ end
+
+ @impl true
+ def put_file(%Pleroma.Upload{} = upload) do
+ config = Config.get([__MODULE__])
+ post_base_url = Keyword.get(config, :post_gateway_url)
+
+ mp =
+ Multipart.new()
+ |> Multipart.add_content_type_param("charset=utf-8")
+ |> Multipart.add_file(upload.tempfile)
+
+ final_url = Path.join([post_base_url, "/api/v0/add"])
+
+ case Pleroma.HTTP.post(final_url, mp, [], params: ["cid-version": "1"]) do
+ {:ok, ret} ->
+ case Jason.decode(ret.body) do
+ {:ok, ret} ->
+ {:ok, {:file, ret["Hash"]}}
+
+ error ->
+ Logger.error("#{__MODULE__}: #{inspect(error)}")
+ {:error, "JSON decode failed"}
+ end
+
+ error ->
+ Logger.error("#{__MODULE__}: #{inspect(error)}")
+ {:error, "IPFS Gateway Upload failed"}
+ end
+ end
+
+ @impl true
+ def delete_file(file) do
+ config = Config.get([__MODULE__])
+ post_base_url = Keyword.get(config, :post_gateway_url)
+
+ final_url = Path.join([post_base_url, "/api/v0/files/rm"])
+
+ case Pleroma.HTTP.post(final_url, "", [], params: [arg: file]) do
+ {:ok, %{status_code: 204}} -> :ok
+ error -> {:error, inspect(error)}
+ end
+ end
+end