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post_receive.lua
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post_receive.lua
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#!/usr/bin/env lua
local json = false
local JSON = false
pcall(function() JSON = require "JSON" end) -- JSON: http://regex.info/code/JSON.lua
pcall(function() json = require "json" end) -- LuaJSON, if available
local socket = require "socket"
local lfs = false
pcall(function() lfs = require "lfs" end)
local old = arg[1]
local new = arg[2]
local ref = arg[3] or "(no ref)"
if not old or not new then
print("Usage: post-receive [old] [new] [ref]")
os.exit()
end
local commit = {repository="git", ref=ref}
local pwd = ""
if lfs then
pwd = lfs.currentdir()
else
local p = io.popen("pwd")
if p then
pwd = p:read("*l")
p:close()
end
end
local project = pwd:match("([^/]+)$") or "unknown"
local pipe = io.popen("git show --name-only " .. new)
commit.hash = new
commit.shortHash = commit.hash:sub(1,7)
commit.project = project
while true do
local line = pipe:read("*l")
if not line or line:len() == 0 then break end
local key, val = line:match("^(%S+):%s+(.+)$")
if key and val then
key = key:lower()
if key == "author" then
local author, email = val:match("^(.-) <(.-)>$")
commit.author = author or "(uknown)"
commit.email = email or "(unknown)"
else
commit[key] = val
end
end
end
commit.log = ""
while true do
local line = pipe:read("*l")
if not line or line:len() == 0 then break end
commit.log = commit.log .. line:gsub("^ ", "") .. "\n"
end
commit.log = commit.log:gsub("\n$", "")
commit.files = {}
while true do
local line = pipe:read("*l")
if not line or line:len() == 0 then break end
table.insert(commit.files, line)
end
pipe:close()
if #commit.files == 1 then
commit.changes = commit.files[1]
else
commit.changes = #commit.files .. " files"
end
local output = ""
if JSON then
output = JSON:encode({commit=commit})
elseif json then
output = json.encode({commit=commit})
end
print(output)
local s = socket.tcp()
s:settimeout(0.5)
local success, err = s:connect("127.0.0.1", 2069)
if not success then
os.exit()
end
s:send("POST /json HTTP/1.1\r\n")
s:send("Host: localhost\r\n\r\n")
s:send(output .."\r\n")
s:shutdown()
s:close()