2 files changed, 88 insertions, 0 deletions
diff --git a/server-beta/src/proto/init.lua b/server-beta/src/proto/init.lua
new file mode 100644
index 00000000..5c73dd7e
--- /dev/null
+++ b/server-beta/src/proto/init.lua
@@ -0,0 +1,8 @@
+local proto   = require 'proto.proto'
+local util    = require 'utility'
+
+proto.on('initialize', function (params)
+    log.debug(util.dump(params))
+end)
+
+return proto
diff --git a/server-beta/src/proto/proto.lua b/server-beta/src/proto/proto.lua
new file mode 100644
index 00000000..d35d76ba
--- /dev/null
+++ b/server-beta/src/proto/proto.lua
@@ -0,0 +1,80 @@
+local subprocess = require 'bee.subprocess'
+local util       = require 'utility'
+local task       = require 'task'
+local pub        = require 'pub'
+local jsonrpc    = require 'jsonrpc'
+local ErrorCodes = require 'define.ErrorCodes'
+
+local m = {}
+
+m.ability = {}
+
+local function isOptionalMethod(method)
+    return method:sub(1, 2) == '$/'
+end
+
+function m.on(method, callback)
+    m.ability[method] = callback
+end
+
+function m.response(id, res)
+    -- res 可能是nil，为了转成json时保留nil，使用 container 容器
+    local data = util.container()
+    data.id     = id
+    data.result = res
+    local buf = jsonrpc.encode(data)
+    io.stdout:write(buf)
+end
+
+function m.responseErr(id, code, message)
+    local buf = jsonrpc.encode {
+        id    = id,
+        error = {
+            code    = code,
+            message = message,
+        }
+    }
+    io.stdout:write(buf)
+end
+
+function m.doProto(proto)
+    local method = proto.method
+    local abil = m.ability[method]
+    if not abil then
+        if not isOptionalMethod(method) then
+            log.warn('Recieved unknown proto: ' .. method)
+        end
+        if proto.id then
+            m.responseErr(proto.id, ErrorCodes.MethodNotFound, method)
+        end
+        return
+    end
+    task.create(function ()
+        local clock = os.clock()
+        local ok, res = xpcall(abil, log.error, proto.params)
+        local passed = os.clock() - clock
+        if passed > 0.2 then
+            log.debug(('Method [%s] takes [%.3f]sec.'):format(method, passed))
+        end
+        if ok then
+            m.response(proto.id, res)
+        else
+            m.responseErr(proto.id, ErrorCodes.InternalError, res)
+        end
+    end)
+end
+
+function m.listen()
+    subprocess.filemode(io.stdin,  'b')
+    subprocess.filemode(io.stdout, 'b')
+    io.stdin:setvbuf  'no'
+    io.stdout:setvbuf 'no'
+    task.create(function ()
+        while true do
+            local proto = pub.task('loadProto')
+            m.doProto(proto)
+        end
+    end)
+end
+
+return m