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excoveralls
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Coverage report tool for Elixir with coveralls.io integration.
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lib/excoveralls/poster.ex
defmodule ExCoveralls.Poster do
@moduledoc """
Post JSON to coveralls server.
"""
@file_name "excoveralls.post.json.gz"
@doc """
Create a temporarily json file and post it to server using hackney library.
Then, remove the file after it's completed.
"""
def execute(json, options \\ []) do
File.write!(@file_name, json |> :zlib.gzip())
response = send_file(@file_name, options)
File.rm!(@file_name)
case response do
{:ok, message} ->
IO.puts(message)
{:error, message} ->
raise ExCoveralls.ReportUploadError, message: message
end
end
defp send_file(file_name, options) do
Application.ensure_all_started(:hackney)
endpoint = options[:endpoint] || "https://coveralls.io"
response =
:hackney.request(
:post,
"#{endpoint}/api/v1/jobs",
[],
{:multipart,
[
{:file, file_name, {"form-data", [{"name", "json_file"}, {"filename", file_name}]},
[{"Content-Type", "gzip/json"}]}
]},
[{:recv_timeout, 10_000}]
)
case response do
{:ok, status_code, _, _} when status_code in 200..299 ->
{:ok, "Successfully uploaded the report to '#{endpoint}'."}
{:ok, 500 = _status_code, _, _client} ->
{:ok, "API endpoint `#{endpoint}` is not available and return internal server error! Ignoring upload"}
{:ok, 405 = _status_code, _, _client} ->
{:ok, "API endpoint `#{endpoint}` is not available due to maintenance! Ignoring upload"}
{:ok, status_code, _, client} ->
{:ok, body} = :hackney.body(client)
{:error,
"Failed to upload the report to '#{endpoint}' (reason: status_code = #{status_code}, body = #{
body
})."}
{:error, reason} when reason in [:timeout, :connect_timeout] ->
{:ok, "Unable to upload the report to '#{endpoint}' due to a timeout. Not failing the build."}
{:error, reason} ->
{:error, "Failed to upload the report to '#{endpoint}' (reason: #{inspect(reason)})."}
end
end
end