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annotate mod_statistics/prosodytop.lua @ 1268:854a3933cfcd

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mod_muc_log_http: URL-encode room names. This allows special characters in room names to work. Ideally this escaping shouldn’t be done in the user visible content, but the module’s template system doesn’t currently allow that.
author Waqas Hussain <waqas20@gmail.com>
date Sat, 04 Jan 2014 16:50:57 -0500
parents 56fc7a86eb20
children 7dbde05b48a9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1072
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1 local curses = require "curses";
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2 local server = require "net.server_select";
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3 local timer = require "util.timer";
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4
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5 assert(curses.timeout, "Incorrect version of curses library. Try 'sudo luarocks install luaposix'");
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6
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7 local top = require "top";
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8
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9 function main()
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10 local stdscr = curses.stdscr() -- it's a userdatum
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11 --stdscr:clear();
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12 local view = top.new({
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13 stdscr = stdscr;
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14 prosody = { up_since = os.time() };
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15 conn_list = {};
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16 });
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17
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18 timer.add_task(0.01, function ()
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19 local ch = stdscr:getch();
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20 if ch then
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21 if stdscr:getch() == 410 then
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22 view:resized();
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23 else
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24 curses.ungetch(ch);
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25 end
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26 end
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27 return 0.2;
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28 end);
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29
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30 timer.add_task(0, function ()
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31 view:draw();
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32 return 1;
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33 end);
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34
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35 --[[
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36 posix.signal(28, function ()
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37 table.insert(view.conn_list, { jid = "WINCH" });
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38 --view:draw();
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39 end);
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40 ]]
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41
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42 -- Fake socket object around stdin
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43 local stdin = {
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44 getfd = function () return 0; end;
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45 dirty = function (self) return false; end;
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46 settimeout = function () end;
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47 send = function (_, d) return #d, 0; end;
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48 close = function () end;
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49 receive = function (_, patt)
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50 local ch = stdscr:getch();
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51 if ch >= 0 and ch <=255 then
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52 return string.char(ch);
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53 elseif ch == 410 then
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54 view:resized();
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55 else
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56 table.insert(view.conn_list, { jid = tostring(ch) }); --FIXME
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57 end
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58 return "";
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59 end
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60 };
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61 local function on_incoming(stdin, text)
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62 -- TODO: Handle keypresses
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63 if text:lower() == "q" then os.exit(); end
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64 end
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65 stdin = server.wrapclient(stdin, "stdin", 0, {
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66 onincoming = on_incoming, ondisconnect = function () end
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67 }, "*a");
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68
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69 local function handle_line(line)
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70 local e = {
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71 STAT = function (name) return function (value)
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72 view:update_stat(name, value);
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73 end end;
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74 SESS = function (id) return function (jid) return function (stats)
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75 view:update_session(id, jid, stats);
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76 end end end;
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77 };
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78 local chunk = assert(loadstring(line));
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79 setfenv(chunk, e);
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80 chunk();
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81 end
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82
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83 local stats_listener = {};
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84
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85 function stats_listener.onconnect(conn)
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86 --stdscr:mvaddstr(6, 0, "CONNECTED");
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87 end
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88
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89 local partial;
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90 function stats_listener.onincoming(conn, data)
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91 --print("DATA", data)
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92 if partial then
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93 partial, data = nil, partial..data;
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94 end
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95 if not data:match("\n") then
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96 partial = data;
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97 return;
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98 end
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99 local lastpos = 1;
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100 for line, pos in data:gmatch("([^\n]+)\n()") do
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101 lastpos = pos;
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102 handle_line(line);
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103 end
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104 if lastpos == #data then
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105 partial = nil;
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106 else
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107 partial = data:sub(lastpos);
1072
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108 end
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109 end
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110
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111 function stats_listener.ondisconnect(conn, err)
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112 stdscr:mvaddstr(6, 0, "DISCONNECTED: "..(err or "unknown"));
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113 end
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114
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115 local conn = require "socket".tcp();
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116 assert(conn:connect("localhost", 5782));
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117 handler = server.wrapclient(conn, "localhost", 5279, stats_listener, "*a");
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118 end
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119
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120 return {
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121 run = function ()
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122 --os.setlocale("UTF-8", "all")
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123
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124 curses.initscr()
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125 curses.cbreak()
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126 curses.echo(false) -- not noecho !
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127 curses.nl(false) -- not nonl !
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128 curses.timeout(0);
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129
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130 local ok, err = pcall(main);
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131
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132 --while true do stdscr:getch() end
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133 --stdscr:endwin()
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134
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135 if ok then
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136 ok, err = xpcall(server.loop, debug.traceback);
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137 end
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138
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139 curses.endwin();
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140
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141 --stdscr:refresh();
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142 if not ok then
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143 print(err);
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144 end
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145
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146 print"DONE"
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147 end;
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148 };