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|
set $proxy_authorization '';
set_by_lua $proxyuri '
local unescaped = ngx.unescape_uri(ngx.var.arg_uri);
local it, err = ngx.re.match(unescaped, "(https?://)(.*@)?([^/]*)(/.*)?");
if not it then
-- Hack to cause nginx to return 404
return "http://localhost/404"
end
local scheme = it[1];
local authstring = it[2];
local host = it[3];
local query = it[4];
if ngx.var.http_authorization and ngx.var.http_authorization ~= "" then
ngx.var.proxy_authorization = ngx.var.http_authorization;
elseif authstring then
auth = string.sub(authstring, 0, -2);
auth64 = ngx.encode_base64(auth);
ngx.var.proxy_authorization = "Basic " .. auth64;
end
-- Default to / if none is set to avoid using the request_uri query
if not query then
query = "/";
end
return scheme .. host .. query;
';
# Rewrite the location header to redirect back to this server. Do
# this using lua header filtering to allow for url encoding the original
# location header for use as a query parameter.
header_filter_by_lua_block {
if ngx.header.location then
ngx.header.location = "/cache?uri=" .. ngx.escape_uri(ngx.header.location);
end
}
add_header X-GG-Cache-Status $upstream_cache_status;
proxy_set_header Authorization $proxy_authorization;
proxy_pass $proxyuri;
|
