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Add commit count caching (#2774) 

* Add commit count caching

* Small refactoring

* Add different key prefix for refs and commits

* Add configuratuion option to allow to change caching time or disable it
This commit is contained in:
Lauris BH 2017-10-26 04:37:33 +03:00 committed by Lunny Xiao
parent 3ab580c8d6
commit eca05b09aa
10 changed files with 153 additions and 28 deletions
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3
conf/app.ini vendored
View File

@ -339,6 +339,9 @@ INTERVAL = 60
; redis: network=tcp,addr=:6379,password=macaron,db=0,pool_size=100,idle_timeout=180
; memcache: `127.0.0.1:11211`
HOST =
; Time to keep items in cache if not used, default is 16 hours.
; Setting it to 0 disables caching
ITEM_TTL = 16h
[session]
; Either "memory", "file", or "redis", default is "memory"

11
models/repo.go
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@ -258,6 +258,17 @@ func (repo *Repository) APIFormat(mode AccessMode) *api.Repository {
return repo.innerAPIFormat(mode, false)
}
// GetCommitsCountCacheKey returns cache key used for commits count caching.
func (repo *Repository) GetCommitsCountCacheKey(contextName string, isRef bool) string {
var prefix string
if isRef {
prefix = "ref"
} else {
prefix = "commit"
}
return fmt.Sprintf("commits-count-%d-%s-%s", repo.ID, prefix, contextName)
}
func (repo *Repository) innerAPIFormat(mode AccessMode, isParent bool) *api.Repository {
var parent *api.Repository

13
models/update.go
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@ -11,7 +11,7 @@ import (
"strings"
"code.gitea.io/git"
"code.gitea.io/gitea/modules/cache"
"code.gitea.io/gitea/modules/log"
)
@ -205,19 +205,26 @@ func pushUpdate(opts PushUpdateOptions) (repo *Repository, err error) {
var commits = &PushCommits{}
if strings.HasPrefix(opts.RefFullName, git.TagPrefix) {
// If is tag reference
tagName := opts.RefFullName[len(git.TagPrefix):]
if isDelRef {
err = pushUpdateDeleteTag(repo, gitRepo, opts.RefFullName[len(git.TagPrefix):])
err = pushUpdateDeleteTag(repo, gitRepo, tagName)
if err != nil {
return nil, fmt.Errorf("pushUpdateDeleteTag: %v", err)
}
} else {
err = pushUpdateAddTag(repo, gitRepo, opts.RefFullName[len(git.TagPrefix):])
// Clear cache for tag commit count
cache.Remove(repo.GetCommitsCountCacheKey(tagName, true))
err = pushUpdateAddTag(repo, gitRepo, tagName)
if err != nil {
return nil, fmt.Errorf("pushUpdateAddTag: %v", err)
}
}
} else if !isDelRef {
// If is branch reference
// Clear cache for branch commit count
cache.Remove(repo.GetCommitsCountCacheKey(opts.RefFullName[len(git.BranchPrefix):], true))
newCommit, err := gitRepo.GetCommit(opts.NewCommitID)
if err != nil {
return nil, fmt.Errorf("gitRepo.GetCommit: %v", err)

72
modules/cache/cache.go vendored Normal file
View File

@ -0,0 +1,72 @@
// Copyright 2017 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package cache
import (
"code.gitea.io/gitea/modules/setting"
mc "github.com/go-macaron/cache"
)
var conn mc.Cache
// NewContext start cache service
func NewContext() error {
if setting.CacheService == nil || conn != nil {
return nil
}
var err error
conn, err = mc.NewCacher(setting.CacheService.Adapter, mc.Options{
Adapter: setting.CacheService.Adapter,
AdapterConfig: setting.CacheService.Conn,
Interval: setting.CacheService.Interval,
})
return err
}
// GetInt returns key value from cache with callback when no key exists in cache
func GetInt(key string, getFunc func() (int, error)) (int, error) {
if conn == nil || setting.CacheService.TTL == 0 {
return getFunc()
}
if !conn.IsExist(key) {
var (
value int
err error
)
if value, err = getFunc(); err != nil {
return value, err
}
conn.Put(key, value, int64(setting.CacheService.TTL.Seconds()))
}
return conn.Get(key).(int), nil
}
// GetInt64 returns key value from cache with callback when no key exists in cache
func GetInt64(key string, getFunc func() (int64, error)) (int64, error) {
if conn == nil || setting.CacheService.TTL == 0 {
return getFunc()
}
if !conn.IsExist(key) {
var (
value int64
err error
)
if value, err = getFunc(); err != nil {
return value, err
}
conn.Put(key, value, int64(setting.CacheService.TTL.Seconds()))
}
return conn.Get(key).(int64), nil
}
// Remove key from cache
func Remove(key string) {
if conn == nil {
return
}
conn.Delete(key)
}

21
modules/context/repo.go
View File

@ -13,7 +13,9 @@ import (
"code.gitea.io/git"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/cache"
"code.gitea.io/gitea/modules/setting"
"github.com/Unknwon/com"
"gopkg.in/editorconfig/editorconfig-core-go.v1"
"gopkg.in/macaron.v1"
@ -100,6 +102,21 @@ func (r *Repository) CanUseTimetracker(issue *models.Issue, user *models.User) b
r.IsWriter() || issue.IsPoster(user.ID) || issue.AssigneeID == user.ID)
}
// GetCommitsCount returns cached commit count for current view
func (r *Repository) GetCommitsCount() (int64, error) {
var contextName string
if r.IsViewBranch {
contextName = r.BranchName
} else if r.IsViewTag {
contextName = r.TagName
} else {
contextName = r.CommitID
}
return cache.GetInt64(r.Repository.GetCommitsCountCacheKey(contextName, r.IsViewBranch || r.IsViewTag), func() (int64, error) {
return r.Commit.CommitsCount()
})
}
// GetEditorconfig returns the .editorconfig definition if found in the
// HEAD of the default repo branch.
func (r *Repository) GetEditorconfig() (*editorconfig.Editorconfig, error) {
@ -535,9 +552,9 @@ func RepoRef() macaron.Handler {
ctx.Data["IsViewCommit"] = ctx.Repo.IsViewCommit
ctx.Data["CanCreateBranch"] = ctx.Repo.CanCreateBranch()
ctx.Repo.CommitsCount, err = ctx.Repo.Commit.CommitsCount()
ctx.Repo.CommitsCount, err = ctx.Repo.GetCommitsCount()
if err != nil {
ctx.Handle(500, "CommitsCount", err)
ctx.Handle(500, "GetCommitsCount", err)
return
}
ctx.Data["CommitsCount"] = ctx.Repo.CommitsCount

38
modules/setting/setting.go
View File

@ -325,11 +325,6 @@ var (
// Time settings
TimeFormat string
// Cache settings
CacheAdapter string
CacheInterval int
CacheConn string
// Session settings
SessionConfig session.Options
CSRFCookieName = "_csrf"
@ -1295,16 +1290,33 @@ func NewXORMLogService(disableConsole bool) {
}
}
// Cache represents cache settings
type Cache struct {
Adapter string
Interval int
Conn string
TTL time.Duration
}
var (
// CacheService the global cache
CacheService *Cache
)
func newCacheService() {
CacheAdapter = Cfg.Section("cache").Key("ADAPTER").In("memory", []string{"memory", "redis", "memcache"})
switch CacheAdapter {
case "memory":
CacheInterval = Cfg.Section("cache").Key("INTERVAL").MustInt(60)
case "redis", "memcache":
CacheConn = strings.Trim(Cfg.Section("cache").Key("HOST").String(), "\" ")
default:
log.Fatal(4, "Unknown cache adapter: %s", CacheAdapter)
sec := Cfg.Section("cache")
CacheService = &Cache{
Adapter: sec.Key("ADAPTER").In("memory", []string{"memory", "redis", "memcache"}),
}
switch CacheService.Adapter {
case "memory":
CacheService.Interval = sec.Key("INTERVAL").MustInt(60)
case "redis", "memcache":
CacheService.Conn = strings.Trim(sec.Key("HOST").String(), "\" ")
default:
log.Fatal(4, "Unknown cache adapter: %s", CacheService.Adapter)
}
CacheService.TTL = sec.Key("ITEM_TTL").MustDuration(16 * time.Hour)
log.Info("Cache Service Enabled")
}

6
routers/admin/admin.go
View File

@ -224,9 +224,9 @@ func Config(ctx *context.Context) {
ctx.Data["Mailer"] = setting.MailService
}
ctx.Data["CacheAdapter"] = setting.CacheAdapter
ctx.Data["CacheInterval"] = setting.CacheInterval
ctx.Data["CacheConn"] = setting.CacheConn
ctx.Data["CacheAdapter"] = setting.CacheService.Adapter
ctx.Data["CacheInterval"] = setting.CacheService.Interval
ctx.Data["CacheConn"] = setting.CacheService.Conn
ctx.Data["SessionConfig"] = setting.SessionConfig

3
routers/init.go
View File

@ -11,6 +11,7 @@ import (
"code.gitea.io/git"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/models/migrations"
"code.gitea.io/gitea/modules/cache"
"code.gitea.io/gitea/modules/cron"
"code.gitea.io/gitea/modules/highlight"
"code.gitea.io/gitea/modules/log"
@ -18,6 +19,7 @@ import (
"code.gitea.io/gitea/modules/markup"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/ssh"
macaron "gopkg.in/macaron.v1"
)
@ -37,6 +39,7 @@ func checkRunMode() {
func NewServices() {
setting.NewServices()
mailer.NewContext()
cache.NewContext()
}
// GlobalInit is for global configuration reload-able.

4
routers/repo/commit.go
View File

@ -55,7 +55,7 @@ func Commits(ctx *context.Context) {
}
ctx.Data["PageIsViewCode"] = true
commitsCount, err := ctx.Repo.Commit.CommitsCount()
commitsCount, err := ctx.Repo.GetCommitsCount()
if err != nil {
ctx.Handle(500, "GetCommitsCount", err)
return
@ -91,7 +91,7 @@ func Graph(ctx *context.Context) {
ctx.Data["PageIsCommits"] = true
ctx.Data["PageIsViewCode"] = true
commitsCount, err := ctx.Repo.Commit.CommitsCount()
commitsCount, err := ctx.Repo.GetCommitsCount()
if err != nil {
ctx.Handle(500, "GetCommitsCount", err)
return

10
routers/routes/routes.go
View File

@ -99,9 +99,9 @@ func NewMacaron() *macaron.Macaron {
Redirect: true,
}))
m.Use(cache.Cacher(cache.Options{
Adapter: setting.CacheAdapter,
AdapterConfig: setting.CacheConn,
Interval: setting.CacheInterval,
Adapter: setting.CacheService.Adapter,
AdapterConfig: setting.CacheService.Conn,
Interval: setting.CacheService.Interval,
}))
m.Use(captcha.Captchaer(captcha.Options{
SubURL: setting.AppSubURL,
@ -576,9 +576,9 @@ func RegisterRoutes(m *macaron.Macaron) {
ctx.Handle(500, "GetBranchCommit", err)
return
}
ctx.Repo.CommitsCount, err = ctx.Repo.Commit.CommitsCount()
ctx.Repo.CommitsCount, err = ctx.Repo.GetCommitsCount()
if err != nil {
ctx.Handle(500, "CommitsCount", err)
ctx.Handle(500, "GetCommitsCount", err)
return
}
ctx.Data["CommitsCount"] = ctx.Repo.CommitsCount