48 lines
1.1 KiB
Lua
48 lines
1.1 KiB
Lua
function webfingerInit(cfg)
|
|
local accounts_set = {}
|
|
for _, account in ipairs(cfg.accounts) do
|
|
accounts_set["acct:" .. account] = true
|
|
end
|
|
return accounts_set
|
|
end
|
|
|
|
function webfingerCallback(cfg, accounts_set)
|
|
local args, err = ngx.req.get_uri_args()
|
|
if err == "truncated" then
|
|
return 400, 'uri args too long'
|
|
end
|
|
|
|
local resource = args['resource']
|
|
if accounts_set[resource] then
|
|
return nil
|
|
else
|
|
return 404, "Couldn't find user"
|
|
end
|
|
end
|
|
|
|
return {
|
|
name='WebfingerAllowlist',
|
|
author='luna@l4.pm',
|
|
title='Webfinger Allowlist',
|
|
description=[[
|
|
Prevent unnecessary DB load by discarding requests to users that we know
|
|
won't exist.
|
|
|
|
Useful for small instances.
|
|
]],
|
|
version=1,
|
|
init=webfingerInit,
|
|
callbacks = {
|
|
['/.well-known/webfinger'] = webfingerCallback
|
|
},
|
|
config={
|
|
['accounts'] = {
|
|
type='list',
|
|
schema={
|
|
type='string',
|
|
description='ap id'
|
|
},
|
|
description = 'list of account ids (in email@domain form) to pass through to AP'
|
|
}
|
|
},
|
|
}
|