rev |
line source |
jbe@203
|
1 #!/usr/bin/env moonbridge
|
jbe/bsw@0
|
2
|
jbe@203
|
3 WEBMCP_VERSION = "2.0.0_devel"
|
jbe@64
|
4
|
jbe@203
|
5 -- check if interactive mode
|
jbe@203
|
6 if listen then -- defined by moonbridge
|
jbe@203
|
7 WEBMCP_MODE = "listen"
|
jbe@203
|
8 else
|
jbe@203
|
9 WEBMCP_MODE = "interactive"
|
jbe@64
|
10 end
|
jbe@203
|
11
|
jbe@206
|
12 -- configuration names are provided as 4th, 5th, etc. argument
|
jbe@206
|
13 WEBMCP_CONFIG_NAMES = {select(4, ...)}
|
jbe@203
|
14
|
jbe@203
|
15 -- determine framework and bath path from command line arguments
|
jbe@203
|
16 -- or print usage synopsis (if applicable)
|
jbe@68
|
17 do
|
jbe@206
|
18 local arg1, arg2, arg3 = ...
|
jbe@203
|
19 local helpout
|
jbe@203
|
20 if
|
jbe@203
|
21 arg1 == "-h" or arg1 == "--help" or
|
jbe@206
|
22 arg2 == "-h" or arg2 == "--help" -- if first arg is provided by wrapper
|
jbe@203
|
23 then
|
jbe@203
|
24 helpout = io.stdout
|
jbe@203
|
25 elseif
|
jbe@206
|
26 #config_args < 1 or
|
jbe@206
|
27 (WEBMCP_MODE == "interactive") ~= (arg3 == "INTERACTIVE")
|
jbe@203
|
28 then
|
jbe@203
|
29 helpout = io.stderr
|
jbe@203
|
30 end
|
jbe@206
|
31 helpout:write("Usage: moonbridge -- <framework path>/bin/mcp.lua <framework path> <app base path> <app name> <config name> [<config name> ...]\n")
|
jbe@206
|
32 helpout:write(" or: lua -i <framework path>/bin/mcp.lua <framework path> <app base path> INTERACTIVE <config name> [<config name> ...]\n")
|
jbe@203
|
33 if helpout then
|
jbe@203
|
34 if helpout == io.stderr then
|
jbe@203
|
35 return 1
|
jbe@68
|
36 else
|
jbe@203
|
37 return 0
|
jbe@68
|
38 end
|
jbe@68
|
39 end
|
jbe@203
|
40 local function append_trailing_slash(str)
|
jbe@203
|
41 return string.sub(str, "([^/])$", function(last) return last .. "/" end)
|
jbe@203
|
42 end
|
jbe@203
|
43 WEBMCP_FRAMEWORK_PATH = append_trailing_slash(arg1)
|
jbe@203
|
44 WEBMCP_BASE_PATH = append_trailing_slash(arg2)
|
jbe@206
|
45 if WEBMCP_MODE == "listen" then
|
jbe@206
|
46 WEBMCP_APP_NAME = arg3
|
jbe@206
|
47 end
|
jbe@68
|
48 end
|
jbe@1
|
49
|
jbe@203
|
50 -- setup search paths for libraries
|
jbe/bsw@0
|
51 do
|
jbe@203
|
52 package.path = WEBMCP_FRAMEWORK_PATH .. "lib/?.lua;" .. package.path
|
jbe/bsw@0
|
53 -- find out which file name extension shared libraries have
|
jbe/bsw@0
|
54 local slib_exts = {}
|
jbe/bsw@0
|
55 for ext in string.gmatch(package.cpath, "%?%.([A-Za-z0-9_-]+)") do
|
jbe/bsw@0
|
56 slib_exts[ext] = true
|
jbe/bsw@0
|
57 end
|
jbe/bsw@0
|
58 local paths = {}
|
jbe/bsw@0
|
59 for ext in pairs(slib_exts) do
|
jbe@203
|
60 paths[#paths+1] = WEBMCP_FRAMEWORK_PATH .. "accelerator/?." .. ext
|
jbe/bsw@0
|
61 end
|
jbe/bsw@0
|
62 for ext in pairs(slib_exts) do
|
jbe@203
|
63 paths[#paths+1] = WEBMCP_FRAMEWORK_PATH .. "lib/?." .. ext
|
jbe/bsw@0
|
64 end
|
jbe/bsw@0
|
65 paths[#paths+1] = package.cpath
|
jbe/bsw@0
|
66 package.cpath = table.concat(paths, ";")
|
jbe/bsw@0
|
67 end
|
jbe/bsw@0
|
68
|
jbe@203
|
69 -- autoloader system for WebMCP environment "$WEBMCP_FRAMEWORK_PATH/env/",
|
jbe@203
|
70 -- application environment extensions "$WEBMCP_BASE_PATH/env/"
|
jbe@203
|
71 -- and models "$WEBMCP_BASE_PATH/model/"
|
jbe/bsw@0
|
72 do
|
jbe/bsw@0
|
73 local weakkey_mt = { __mode = "k" }
|
jbe/bsw@0
|
74 local autoloader_category = setmetatable({}, weakkey_mt)
|
jbe/bsw@0
|
75 local autoloader_path = setmetatable({}, weakkey_mt)
|
jbe/bsw@0
|
76 local autoloader_mt = {}
|
jbe/bsw@0
|
77 local function install_autoloader(self, category, path)
|
jbe/bsw@0
|
78 autoloader_category[self] = category
|
jbe/bsw@0
|
79 autoloader_path[self] = path
|
jbe/bsw@0
|
80 setmetatable(self, autoloader_mt)
|
jbe/bsw@0
|
81 end
|
jbe/bsw@0
|
82 local function try_exec(filename)
|
jbe/bsw@0
|
83 local file = io.open(filename, "r")
|
jbe/bsw@0
|
84 if file then
|
jbe/bsw@0
|
85 local filedata = file:read("*a")
|
jbe/bsw@0
|
86 io.close(file)
|
jbe@68
|
87 local func, errmsg = load(filedata, "=" .. filename)
|
jbe/bsw@0
|
88 if func then
|
jbe/bsw@0
|
89 func()
|
jbe/bsw@0
|
90 return true
|
jbe/bsw@0
|
91 else
|
jbe/bsw@0
|
92 error(errmsg, 0)
|
jbe/bsw@0
|
93 end
|
jbe/bsw@0
|
94 else
|
jbe/bsw@0
|
95 return false
|
jbe/bsw@0
|
96 end
|
jbe/bsw@0
|
97 end
|
jbe/bsw@0
|
98 local function compose_path_string(base, path, key)
|
jbe@203
|
99 if #path == 0 then
|
jbe@203
|
100 return base .. "/" .. key
|
jbe@203
|
101 else
|
jbe@203
|
102 return base .. table.concat(path, "/") .. "/" .. key
|
jbe@203
|
103 end
|
jbe/bsw@0
|
104 end
|
jbe/bsw@0
|
105 function autoloader_mt.__index(self, key)
|
jbe/bsw@0
|
106 local category, base_path, merge_base_path, file_key
|
jbe/bsw@0
|
107 local merge = false
|
jbe/bsw@0
|
108 if
|
jbe/bsw@0
|
109 string.find(key, "^[a-z_][A-Za-z0-9_]*$") and
|
jbe/bsw@0
|
110 not string.find(key, "^__")
|
jbe/bsw@0
|
111 then
|
jbe/bsw@0
|
112 category = "env"
|
jbe@203
|
113 base_path = WEBMCP_FRAMEWORK_PATH .. "env/"
|
jbe/bsw@0
|
114 merge = true
|
jbe@203
|
115 merge_base_path = WEBMCP_BASE_PATH .. "env/"
|
jbe/bsw@0
|
116 file_key = key
|
jbe/bsw@0
|
117 elseif string.find(key, "^[A-Z][A-Za-z0-9]*$") then
|
jbe/bsw@0
|
118 category = "model"
|
jbe@203
|
119 base_path = WEBMCP_BASE_PATH .. "model/"
|
jbe/bsw@0
|
120 local first = true
|
jbe/bsw@0
|
121 file_key = string.gsub(key, "[A-Z]",
|
jbe/bsw@0
|
122 function(c)
|
jbe/bsw@0
|
123 if first then
|
jbe/bsw@0
|
124 first = false
|
jbe/bsw@0
|
125 return string.lower(c)
|
jbe/bsw@0
|
126 else
|
jbe/bsw@0
|
127 return "_" .. string.lower(c)
|
jbe/bsw@0
|
128 end
|
jbe/bsw@0
|
129 end
|
jbe/bsw@0
|
130 )
|
jbe/bsw@0
|
131 else
|
jbe/bsw@0
|
132 return
|
jbe/bsw@0
|
133 end
|
jbe/bsw@0
|
134 local required_category = autoloader_category[self]
|
jbe/bsw@0
|
135 if required_category and required_category ~= category then return end
|
jbe/bsw@0
|
136 local path = autoloader_path[self]
|
jbe/bsw@0
|
137 local path_string = compose_path_string(base_path, path, file_key)
|
jbe/bsw@0
|
138 local merge_path_string
|
jbe/bsw@0
|
139 if merge then
|
jbe/bsw@0
|
140 merge_path_string = compose_path_string(
|
jbe/bsw@0
|
141 merge_base_path, path, file_key
|
jbe/bsw@0
|
142 )
|
jbe/bsw@0
|
143 end
|
jbe/bsw@0
|
144 local function try_dir(dirname)
|
jbe/bsw@0
|
145 local dir = io.open(dirname)
|
jbe/bsw@0
|
146 if dir then
|
jbe/bsw@0
|
147 io.close(dir)
|
jbe/bsw@0
|
148 local obj = {}
|
jbe/bsw@0
|
149 local sub_path = {}
|
jbe@203
|
150 for i = 1, #path do sub_path[i] = path[i] end
|
jbe@203
|
151 sub_path[#path+1] = file_key
|
jbe/bsw@0
|
152 install_autoloader(obj, category, sub_path)
|
jbe/bsw@0
|
153 rawset(self, key, obj)
|
jbe/bsw@0
|
154 try_exec(path_string .. "/__init.lua")
|
jbe/bsw@0
|
155 if merge then try_exec(merge_path_string .. "/__init.lua") end
|
jbe/bsw@0
|
156 return true
|
jbe/bsw@0
|
157 else
|
jbe/bsw@0
|
158 return false
|
jbe/bsw@0
|
159 end
|
jbe/bsw@0
|
160 end
|
jbe/bsw@0
|
161 if merge and try_exec(merge_path_string .. ".lua") then
|
jbe/bsw@0
|
162 elseif merge and try_dir(merge_path_string .. "/") then
|
jbe/bsw@0
|
163 elseif try_exec(path_string .. ".lua") then
|
jbe/bsw@0
|
164 elseif try_dir(path_string .. "/") then
|
jbe/bsw@0
|
165 else end
|
jbe/bsw@0
|
166 return rawget(self, key)
|
jbe/bsw@0
|
167 end
|
jbe/bsw@0
|
168 install_autoloader(_G, nil, {})
|
jbe@203
|
169 try_exec(WEBMCP_FRAMEWORK_PATH .. "env/__init.lua")
|
jbe@203
|
170 try_exec(WEBMCP_BASE_PATH .. "env/__init.lua")
|
jbe/bsw@0
|
171 end
|
jbe/bsw@0
|
172
|
jbe@214
|
173 -- replace Moonbridge listen function
|
jbe@214
|
174 local moonbridge_listen = listen
|
jbe@214
|
175 local listeners
|
jbe@214
|
176 function listen(args)
|
jbe@214
|
177 listeners[#listeners+1] = args
|
jbe@214
|
178 end
|
jbe@214
|
179
|
jbe@203
|
180 -- prohibit (unintended) definition of new global variables
|
jbe@203
|
181 _ENV = setmetatable({}, {
|
jbe@203
|
182 __index = _G,
|
jbe@203
|
183 __newindex = function()
|
jbe@203
|
184 error("Setting of global variable prohibited")
|
jbe@203
|
185 end
|
jbe@203
|
186 })
|
jbe@203
|
187
|
jbe@214
|
188 -- execute configurations
|
jbe@206
|
189 for i, config_name in ipairs(WEBMCP_CONFIG_NAMES) do
|
jbe@206
|
190 execute.config(config_name)
|
jbe@215
|
191 execute.prefork_initializers()
|
jbe@206
|
192 end
|
jbe@206
|
193
|
jbe/bsw@0
|
194 -- interactive console mode
|
jbe@203
|
195 if WEBMCP_MODE == "interactive" then
|
jbe@215
|
196 execute.postfork_initializers()
|
jbe@203
|
197 trace.disable() -- avoids memory leakage (TODO: needs general solution for moonbridge?)
|
jbe/bsw@0
|
198 end
|
jbe/bsw@0
|
199
|
jbe@204
|
200 -- invoke moonbridge
|
jbe@206
|
201 if WEBMCP_MODE == "listen" then
|
jbe@207
|
202 local http = require("moonbridge_http")
|
jbe@211
|
203 for i, listener in ipairs(listeners) do
|
jbe@215
|
204 listener.prepare = execute.postfork_initializers
|
jbe@211
|
205 listener.connect = http.generate_handler(
|
jbe@215
|
206 request.handler,
|
jbe@215
|
207 request.get_http_options()
|
jbe@211
|
208 )
|
jbe@211
|
209 listener.finish = execute.finalizers
|
jbe@211
|
210 moonbridge_listen(listener)
|
jbe@204
|
211 end
|
jbe@204
|
212 end
|
jbe@204
|
213
|