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template lua script

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This commit is contained in:
Sebastian Hugentobler 2021-08-23 18:57:57 +02:00
parent 62e7a65ed6
commit 1293be36bb
Signed by: shu
GPG Key ID: BB32CF3CA052C2F0
1 changed files with 0 additions and 44 deletions
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rootfs/etc/dovecot/oauth2-userdb.lua
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local rapidjson = require('rapidjson')
local clientId = os.getenv("CLIENT_ID")
local clientSecret = os.getenv("CLIENT_SECRET")
local username = os.getenv("OAUTH_ADMIN_USER")
local password = os.getenv("OAUTH_ADMIN_PASSWORD")
local tokenUrl = os.getenv("GRANT_URL")
local userUrl = os.getenv("USER_URL")
function os.capture(cmd, raw)
local f = assert(io.popen(cmd, 'r'))
local s = assert(f:read('*a'))
f:close()
return s
end
function auth_userdb_lookup(req)
local tokenCmd = "curl -L --silent -X POST -d \"grant_type=password\""
tokenCmd = tokenCmd .. " -d \"client_id=" .. clientId .. "\""
tokenCmd = tokenCmd .. " -d \"client_secret=" .. clientSecret .. "\""
tokenCmd = tokenCmd .. " -d \"username=" .. username .. "\""
tokenCmd = tokenCmd .. " -d \"password=" .. password .. "\""
tokenCmd = tokenCmd .. " \"" .. tokenUrl .. "\""
local tokenRaw = os.capture(tokenCmd)
local tokenJson = rapidjson.decode(tokenRaw)
local accessToken = tokenJson.access_token
local userCmd = "curl -L --silent -H \"Authorization: Bearer " .. accessToken .. "\" \"" .. userUrl .. req.username .. "\""
local userRaw = os.capture(userCmd)
local userJson = rapidjson.decode(userRaw)
if #userJson == 0 then
return dovecot.auth.USERDB_RESULT_USER_UNKNOWN, "no such user"
end
if userJson[1].username == req.username then
return dovecot.auth.USERDB_RESULT_OK, "uid=vmail gid=vmail home=/var/lib/vmail/mail/%n"
end
return dovecot.auth.USERDB_RESULT_USER_UNKNOWN, "no such user"
end