asciinema.org/lib/asciinema/file_store/s3.ex
2017-06-07 19:53:12 +02:00

66 lines
1.6 KiB
Elixir

defmodule Asciinema.FileStore.S3 do
@behaviour Asciinema.FileStore
import Phoenix.Controller, only: [redirect: 2]
alias ExAws.S3
def put_file(dst_path, src_local_path, content_type) do
body = File.read!(src_local_path)
opts = [{:content_type, content_type}]
make_request(S3.put_object(bucket(), base_path() <> dst_path, body, opts))
end
def serve_file(conn, path, nil) do
do_serve_file(conn, path)
end
def serve_file(conn, path, filename) do
do_serve_file(conn, path, ["response-content-disposition": "attachment; filename=#{filename}"])
end
defp do_serve_file(conn, path, query_params \\ []) do
{:ok, url} =
ExAws.Config.new(:s3, region: region())
|> ExAws.S3.presigned_url(:get, bucket(), base_path() <> path, query_params: query_params)
conn
|> redirect(external: url)
end
def open(path, function \\ nil) do
response = S3.get_object(bucket(), base_path() <> path) |> ExAws.request(region: region())
# TODO: use make_request
case response do
{:ok, %{body: body}} ->
if function do
File.open(body, [:ram, :binary, :read], function)
else
File.open(body, [:ram, :binary, :read])
end
{:error, reason} ->
{:error, reason}
end
end
defp make_request(request) do
with {:ok, _} <- ExAws.request(request, region: region()) do
:ok
end
end
defp config do
Application.get_env(:asciinema, Asciinema.FileStore.S3)
end
defp region do
Keyword.get(config(), :region)
end
defp bucket do
Keyword.get(config(), :bucket)
end
defp base_path do
Keyword.get(config(), :path)
end
end