Redo merge with Waqas' PBKDF2 optimizations.

[prosody.git] / util / dependencies.lua

diff --git a/util/dependencies.lua b/util/dependencies.lua
index 5b07072f1350ab05b8663b869ac348e4bb2db360..cb0226448268c01f5f5e6ecb630ce08f27b79d20 100644 (file)
--- a/util/dependencies.lua
+++ b/util/dependencies.lua
@@ -17,8 +17,12 @@ local function missingdep(name, sources, msg)
        print("Prosody was unable to find "..tostring(name));
        print("This package can be obtained in the following ways:");
        print("");
-       for k,v in pairs(sources) do
-               print("", k, v);
+       local longest_platform = 0;
+       for platform in pairs(sources) do
+               longest_platform = math.max(longest_platform, #platform);
+       end
+       for platform, source in pairs(sources) do
+               print("", platform..":"..(" "):rep(4+longest_platform-#platform)..source);
        end
        print("");
        print(msg or (name.." is required for Prosody to run, so we will now exit."));
@@ -30,24 +34,51 @@ end
 local lxp = softreq "lxp"
 
 if not lxp then
-       missingdep("luaexpat", { ["Ubuntu 8.04 (Hardy)"] = "sudo apt-get install liblua5.1-expat0"; ["luarocks"] = "luarocks install luaexpat"; });
+       missingdep("luaexpat", {
+                       ["Debian/Ubuntu"] = "sudo apt-get install liblua5.1-expat0";
+                       ["luarocks"] = "luarocks install luaexpat";
+                       ["Source"] = "http://www.keplerproject.org/luaexpat/";
+               });
        fatal = true;
 end
 
 local socket = softreq "socket"
 
 if not socket then
-       missingdep("luasocket", { ["Ubuntu 8.04 (Hardy)"] = "sudo apt-get install liblua5.1-socket2"; ["luarocks"] = "luarocks install luasocket"; });
+       missingdep("luasocket", {
+                       ["Debian/Ubuntu"] = "sudo apt-get install liblua5.1-socket2";
+                       ["luarocks"] = "luarocks install luasocket";
+                       ["Source"] = "http://www.tecgraf.puc-rio.br/~diego/professional/luasocket/";
+               });
        fatal = true;
 end
        
+local lfs, err = softreq "lfs"
+if not lfs then
+       missingdep("luafilesystem", {
+                       ["luarocks"] = "luarocks install luafilesystem";
+                       ["Debian/Ubuntu"] = "sudo apt-get install liblua5.1-filesystem0";
+                       ["Source"] = "http://www.keplerproject.org/luafilesystem/";
+               });
+       fatal = true;
+end
+
 local ssl = softreq "ssl"
 
 if not ssl then
        if config.get("*", "core", "run_without_ssl") then
                log("warn", "Running without SSL support because run_without_ssl is defined in the config");
        else
-               missingdep("LuaSec", { ["Source"] = "http://www.inf.puc-rio.br/~brunoos/luasec/" }, "SSL/TLS support will not be available");
+               missingdep("LuaSec", {
+                               ["Debian/Ubuntu"] = "http://prosody.im/download/start#debian_and_ubuntu";
+                               ["luarocks"] = "luarocks install luasec";
+                               ["Source"] = "http://www.inf.puc-rio.br/~brunoos/luasec/";
+                       }, "SSL/TLS support will not be available");
+       end
+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