From 44bf454dd5af3036b29302b73622a9a1e5e0db12 Mon Sep 17 00:00:00 2001
From: Matthew Wild <mwild1@gmail.com>
Date: Mon, 20 Dec 2010 14:06:16 +0000
Subject: prosody, prosodyctl, util.dependencies: Split checking and logging of
 dependencies so we can check hard deps before the config and logging is
 loaded

---
 prosody               | 15 +++++++++------
 prosodyctl            |  9 ++++++---
 util/dependencies.lua | 13 ++++++++-----
 3 files changed, 23 insertions(+), 14 deletions(-)

diff --git a/prosody b/prosody
index 061f3781..d4bf7578 100755
--- a/prosody
+++ b/prosody
@@ -35,6 +35,12 @@ end
 prosody = { events = require "util.events".new(); };
 local prosody = prosody;
 
+-- Check dependencies
+local dependencies = require "util.dependencies";
+if not dependencies.check_dependencies() then
+	os.exit(1);
+end
+
 -- Load the config-parsing module
 config = require "core.configmanager"
 
@@ -99,11 +105,8 @@ function init_logging()
 	require "core.loggingmanager"
 end
 
-function check_dependencies()
-	-- Check runtime dependencies
-	if not require "util.dependencies".check_dependencies() then
-		os.exit(1);
-	end
+function log_dependency_warnings()
+	dependencies.log_warnings();
 end
 
 function sandbox_require()
@@ -442,13 +445,13 @@ end
 -- previous steps to have already been performed
 read_config();
 init_logging();
-check_dependencies();
 sandbox_require();
 set_function_metatable();
 load_libraries();
 init_global_state();
 read_version();
 log("info", "Hello and welcome to Prosody version %s", prosody.version);
+log_dependency_warnings();
 load_secondary_libraries();
 init_data_store();
 init_global_protection();
diff --git a/prosodyctl b/prosodyctl
index cfc5ca77..9630a9b8 100755
--- a/prosodyctl
+++ b/prosodyctl
@@ -41,6 +41,11 @@ prosody = {
 };
 local prosody = prosody;
 
+local dependencies = require "util.dependencies";
+if not dependencies.check_dependencies() then
+	os.exit(1);
+end
+
 config = require "core.configmanager"
 
 do
@@ -94,9 +99,7 @@ config.set("*", "core", "log", { { levels = { min="info" }, to = "console" } });
 
 require "core.loggingmanager"
 
-if not require "util.dependencies".check_dependencies() then
-	os.exit(1);
-end
+dependencies.log_warnings();
 
 local data_path = config.get("*", "core", "data_path") or CFG_DATADIR or "data";
 require "util.datamanager".set_data_path(data_path);
diff --git a/util/dependencies.lua b/util/dependencies.lua
index 6024dd63..9371521c 100644
--- a/util/dependencies.lua
+++ b/util/dependencies.lua
@@ -78,11 +78,6 @@ function check_dependencies()
 				["luarocks"] = "luarocks install luasec";
 				["Source"] = "http://www.inf.puc-rio.br/~brunoos/luasec/";
 			}, "SSL/TLS support will not be available");
-	else
-		local major, minor, veryminor, patched = ssl._VERSION:match("(%d+)%.(%d+)%.?(%d*)(M?)");
-		if not major or ((tonumber(major) == 0 and (tonumber(minor) or 0) <= 3 and (tonumber(veryminor) or 0) <= 2) and patched ~= "M") then
-			log("error", "This version of LuaSec contains a known bug that causes disconnects, see http://prosody.im/doc/depends");
-		end
 	end
 	
 	local encodings, err = softreq "util.encodings"
@@ -121,5 +116,13 @@ function check_dependencies()
 	return not fatal;
 end
 
+function log_warnings()
+	if ssl then
+		local major, minor, veryminor, patched = ssl._VERSION:match("(%d+)%.(%d+)%.?(%d*)(M?)");
+		if not major or ((tonumber(major) == 0 and (tonumber(minor) or 0) <= 3 and (tonumber(veryminor) or 0) <= 2) and patched ~= "M") then
+			log("error", "This version of LuaSec contains a known bug that causes disconnects, see http://prosody.im/doc/depends");
+		end
+	end
+end
 
 return _M;
-- 
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