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local configmanager = require "core.configmanager";
local log = require "util.logger".init("certmanager");
local ssl = ssl;
local ssl_newcontext = ssl and ssl.newcontext;
local setmetatable, tostring = setmetatable, tostring;
local prosody = prosody;
local resolve_path = prosody.resolve_relative_path;
module "certmanager"
-- Global SSL options if not overridden per-host
local default_ssl_config = configmanager.get("*", "core", "ssl") or {};
local default_capath = "/etc/ssl/certs";
function create_context(host, mode, config)
if not ssl then return nil; end
local user_ssl_config = config and config.core.ssl or default_ssl_config;
local ssl_config = {
mode = mode;
protocol = user_ssl_config.protocol or "sslv23";
key = resolve_path(user_ssl_config.key);
password = user_ssl_config.password;
certificate = resolve_path(user_ssl_config.certificate);
capath = resolve_path(user_ssl_config.capath or default_capath);
cafile = resolve_path(user_ssl_config.cafile);
verify = user_ssl_config.verify or "none";
options = user_ssl_config.options or "no_sslv2";
ciphers = user_ssl_config.ciphers;
depth = user_ssl_config.depth;
};
local ctx, err = ssl_newcontext(ssl_config);
if not ctx then
err = err or "invalid ssl config"
local file = err:match("^error loading (.-) %(");
if file then
if file == "private key" then
file = ssl_config.key or "your private key";
elseif file == "certificate" then
file = ssl_config.certificate or "your certificate file";
end
local reason = err:match("%((.+)%)$") or "some reason";
if reason == "Permission denied" then
reason = "Check that the permissions allow Prosody to read this file.";
elseif reason == "No such file or directory" then
reason = "Check that the path is correct, and the file exists.";
elseif reason == "system lib" then
reason = "Previous error (see logs), or other system error.";
elseif reason == "(null)" or not reason then
reason = "Check that the file exists and the permissions are correct";
else
reason = "Reason: "..tostring(reason):lower();
end
log("error", "SSL/TLS: Failed to load %s: %s", file, reason);
else
log("error", "SSL/TLS: Error initialising for host %s: %s", host, err );
end
ssl = false
end
return ctx, err;
end
function reload_ssl_config()
default_ssl_config = configmanager.get("*", "core", "ssl");
end
prosody.events.add_handler("config-reloaded", reload_ssl_config);
return _M;
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