115 lines
3.2 KiB
Go
115 lines
3.2 KiB
Go
// Copyright 2014 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"flag"
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"net/http"
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"runtime"
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"time"
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"amuz.es/go/mnemonics/route"
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"amuz.es/go/mnemonics/util"
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"github.com/gin-gonic/gin"
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"gopkg.in/tylerb/graceful.v1"
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)
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var argIp = flag.String("listen_ip", "", "IP to listen on, defaults to all IPs")
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var argPort = flag.Int("port", 8080, "port to listen")
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var maxProcs = flag.Int("max_procs", 0, "max number of CPUs that can be used simultaneously. Less than 1 for default (number of cores).")
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func main() {
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flag.Parse()
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setMaxProcs()
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//gin.SetMode(gin.ReleaseMode)
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r := gin.New()
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// middleware settings
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r.Use(util.Ginrus(time.RFC3339, true))
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r.Use(gin.Recovery())
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// not found handler
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r.NoRoute(func(c *gin.Context) {
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code := http.StatusNotFound
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c.HTML(code, "page_404.html", util.Context{
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"statusCode": code,
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"statusMessage": http.StatusText(code),
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"path": c.Request.URL.Path,
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"method": c.Request.Method})
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})
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// suburl process
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path := r.Group("/")
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// handlers
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path.GET("/api", route.Api)
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path.GET("/self", route.Self)
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path.GET("/metric", route.Metric)
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path.GET("/health", func(c *gin.Context) {
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c.String(200, "OK! - mnemonics services are fully operational!")
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})
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path.GET("/favicon.ico", func(c *gin.Context) {
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c.Redirect(http.StatusMovedPermanently, "/static/favicon/images/favicon.ico")
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})
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path.GET("/manifest.json", func(c *gin.Context) {
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c.Redirect(http.StatusMovedPermanently, "/static/favicon/manifest.json")
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})
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path.GET("/browserconfig.xml", func(c *gin.Context) {
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c.Redirect(http.StatusMovedPermanently, "/static/favicon/browserconfig.xml")
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})
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path.GET("/login", route.Login)
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path.GET("/", route.Index)
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if gin.IsDebugging() {
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// static route
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path.StaticFS("/static", util.StaticDebug("asset/static"))
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r.HTMLRender = util.TemplateSourceDebug("asset/template")
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} else {
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// template engine setting
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path.StaticFS("/static", util.StaticRelease(""))
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r.HTMLRender = util.TemplateSourceRelease("")
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}
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util.Log().Error("bootstrapped application")
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// r.Run() // listen and server on 0.0.0.0:8080
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graceful.Run(":8080", 10*time.Second, r)
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util.Log().Error("byez")
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}
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func setMaxProcs() {
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// TODO(vmarmol): Consider limiting if we have a CPU mask in effect.
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// Allow as many threads as we have cores unless the user specified a value.
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var numProcs int
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if *maxProcs < 1 {
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numProcs = runtime.NumCPU()
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} else {
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numProcs = *maxProcs
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}
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runtime.GOMAXPROCS(numProcs)
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// Check if the setting was successful.
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actualNumProcs := runtime.GOMAXPROCS(0)
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if actualNumProcs != numProcs {
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util.Log().Warnf("Specified max procs of %v but using %v", numProcs, actualNumProcs)
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}
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}
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