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-rw-r--r--core/configmanager.lua50
1 files changed, 43 insertions, 7 deletions
diff --git a/core/configmanager.lua b/core/configmanager.lua
index 1e67da9b..a379ecea 100644
--- a/core/configmanager.lua
+++ b/core/configmanager.lua
@@ -7,15 +7,16 @@
--
local _G = _G;
-local setmetatable, rawget, rawset, io, os, error, dofile, type, pairs =
- setmetatable, rawget, rawset, io, os, error, dofile, type, pairs;
-local format, math_max = string.format, math.max;
+local setmetatable, rawget, rawset, io, os, error, dofile, type, pairs, ipairs =
+ setmetatable, rawget, rawset, io, os, error, dofile, type, pairs, ipairs;
+local format, math_max, t_insert = string.format, math.max, table.insert;
local envload = require"util.envload".envload;
local deps = require"util.dependencies";
local resolve_relative_path = require"util.paths".resolve_relative_path;
local glob_to_pattern = require"util.paths".glob_to_pattern;
local path_sep = package.config:sub(1,1);
+local get_traceback_table = require "util.debug".get_traceback_table;
local encodings = deps.softreq"util.encodings";
local nameprep = encodings and encodings.stringprep.nameprep or function (host) return host:lower(); end
@@ -100,8 +101,18 @@ end
-- Built-in Lua parser
do
local pcall = _G.pcall;
+ local function get_line_number(config_file)
+ local tb = get_traceback_table(nil, 2);
+ for i = 1, #tb do
+ if tb[i].info.short_src == config_file then
+ return tb[i].info.currentline;
+ end
+ end
+ end
parser = {};
function parser.load(data, config_file, config_table)
+ local set_options = {}; -- set_options[host.."/"..option_name] = true (when the option has been set already in this file)
+ local warnings = {};
local env;
-- The ' = true' are needed so as not to set off __newindex when we assign the functions below
env = setmetatable({
@@ -115,13 +126,26 @@ do
return rawget(_G, k);
end,
__newindex = function (_, k, v)
+ local host = env.__currenthost or "*";
+ local option_path = host.."/"..k;
+ if set_options[option_path] then
+ t_insert(warnings, ("%s:%d: Duplicate option '%s'"):format(config_file, get_line_number(config_file), k));
+ end
+ set_options[option_path] = true;
set(config_table, env.__currenthost or "*", k, v);
end
});
rawset(env, "__currenthost", "*") -- Default is global
function env.VirtualHost(name)
- name = nameprep(name);
+ if not name then
+ error("Host must have a name", 2);
+ end
+ local prepped_name = nameprep(name);
+ if not prepped_name then
+ error(format("Name of Host %q contains forbidden characters", name), 0);
+ end
+ name = prepped_name;
if rawget(config_table, name) and rawget(config_table[name], "component_module") then
error(format("Host %q clashes with previously defined %s Component %q, for services use a sub-domain like conference.%s",
name, config_table[name].component_module:gsub("^%a+$", { component = "external", muc = "MUC"}), name, name), 0);
@@ -139,10 +163,17 @@ do
env.Host, env.host = env.VirtualHost, env.VirtualHost;
function env.Component(name)
- name = nameprep(name);
+ if not name then
+ error("Component must have a name", 2);
+ end
+ local prepped_name = nameprep(name);
+ if not prepped_name then
+ error(format("Name of Component %q contains forbidden characters", name), 0);
+ end
+ name = prepped_name;
if rawget(config_table, name) and rawget(config_table[name], "defined")
and not rawget(config_table[name], "component_module") then
- error(format("Component %q clashes with previously defined Host %q, for services use a sub-domain like conference.%s",
+ error(format("Component %q clashes with previously defined VirtualHost %q, for services use a sub-domain like conference.%s",
name, name, name), 0);
end
set(config_table, name, "component_module", "component");
@@ -195,6 +226,11 @@ do
if f then
local ret, err = parser.load(f:read("*a"), file, config_table);
if not ret then error(err:gsub("%[string.-%]", file), 0); end
+ if err then
+ for _, warning in ipairs(err) do
+ t_insert(warnings, warning);
+ end
+ end
end
if not f then error("Error loading included "..file..": "..err, 0); end
return f, err;
@@ -217,7 +253,7 @@ do
return nil, err;
end
- return true;
+ return true, warnings;
end
end