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-- @@SHEBANG
-- -*- Lua -*-
-- gitano-smart-http
--
-- Git (with) Augmented network operations -- User authentication wrapper
--
-- Copyright 2014 Codethink Ltd
--
--
-- @@GITANO_LUA_PATH
local gitano = require "gitano"
local gall = require "gall"
local luxio = require "luxio"
local subprocess = require "luxio.subprocess"
local sio = require "luxio.simple"
-- @@GITANO_BIN_PATH
-- @@GITANO_SHARE_PATH
local stdout = sio.stdout
function parse_get_request()
query_string = os.getenv("QUERY_STRING")
if query_string then
command = string.gsub(query_string, "^service=", "")
repo = string.match(os.getenv("PATH_INFO"), '/(.+)/info/refs')
return command .. " '" .. repo .. "'"
end
return nil
end
function parse_post_request()
path_info = os.getenv("PATH_INFO")
if path_info then
repo, command = string.match(path_info, "/(.+)/(.+)")
return command .. " '" .. repo .. "'"
end
return nil
end
function parse_request(request_method)
if request_method == "GET" then
return parse_get_request()
elseif request_method == "POST" then
return parse_post_request()
end
end
request_method = os.getenv("REQUEST_METHOD")
if request_method == "GET" or request_method == "POST" then
local user = os.getenv("REMOTE_USER") or "gitano/anonymous"
local cmdline = parse_request(request_method)
if cmdline and gitano.auth.is_authorized(user, "http", cmdline) then
local proc = subprocess.spawn_simple({"git", "http-backend"})
local exit_code
_, exit_code = proc:wait()
if exit_code ~= 0 then
stdout:write("Status: 500 Internal Server Error\r\n\r\n")
end
else
stdout:write("Status: 403 Forbidden\r\n\r\n")
end
else
stdout:write("Status: 405 Method Not Allowed\r\n")
stdout:write("Allow: GET, POST\r\n\r\n")
end
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