forgejo/modules/setting/queue.go
zeripath 3aaf64885f
Change default queue settings to be low go-routines (#15964)
This PR suggests a change to the default configuration for queues:

* Use a common DATADIR for the queues
* Set starting workers to 0 and make boost a single worker

Signed-off-by: Andrew Thornton <art27@cantab.net>
2021-05-24 02:23:55 +03:00

192 lines
6.2 KiB
Go

// Copyright 2019 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 setting
import (
"fmt"
"path/filepath"
"strconv"
"strings"
"time"
"code.gitea.io/gitea/modules/log"
)
// QueueSettings represent the settings for a queue from the ini
type QueueSettings struct {
Name string
DataDir string
QueueLength int `ini:"LENGTH"`
BatchLength int
ConnectionString string
Type string
Network string
Addresses string
Password string
QueueName string
SetName string
DBIndex int
WrapIfNecessary bool
MaxAttempts int
Timeout time.Duration
Workers int
MaxWorkers int
BlockTimeout time.Duration
BoostTimeout time.Duration
BoostWorkers int
}
// Queue settings
var Queue = QueueSettings{}
// GetQueueSettings returns the queue settings for the appropriately named queue
func GetQueueSettings(name string) QueueSettings {
q := QueueSettings{}
sec := Cfg.Section("queue." + name)
q.Name = name
// DataDir is not directly inheritable
q.DataDir = filepath.Join(Queue.DataDir, "common")
// QueueName is not directly inheritable either
q.QueueName = name + Queue.QueueName
for _, key := range sec.Keys() {
switch key.Name() {
case "DATADIR":
q.DataDir = key.MustString(q.DataDir)
case "QUEUE_NAME":
q.QueueName = key.MustString(q.QueueName)
case "SET_NAME":
q.SetName = key.MustString(q.SetName)
}
}
if len(q.SetName) == 0 && len(Queue.SetName) > 0 {
q.SetName = q.QueueName + Queue.SetName
}
if !filepath.IsAbs(q.DataDir) {
q.DataDir = filepath.Join(AppDataPath, q.DataDir)
}
_, _ = sec.NewKey("DATADIR", q.DataDir)
// The rest are...
q.QueueLength = sec.Key("LENGTH").MustInt(Queue.QueueLength)
q.BatchLength = sec.Key("BATCH_LENGTH").MustInt(Queue.BatchLength)
q.ConnectionString = sec.Key("CONN_STR").MustString(Queue.ConnectionString)
q.Type = sec.Key("TYPE").MustString(Queue.Type)
q.WrapIfNecessary = sec.Key("WRAP_IF_NECESSARY").MustBool(Queue.WrapIfNecessary)
q.MaxAttempts = sec.Key("MAX_ATTEMPTS").MustInt(Queue.MaxAttempts)
q.Timeout = sec.Key("TIMEOUT").MustDuration(Queue.Timeout)
q.Workers = sec.Key("WORKERS").MustInt(Queue.Workers)
q.MaxWorkers = sec.Key("MAX_WORKERS").MustInt(Queue.MaxWorkers)
q.BlockTimeout = sec.Key("BLOCK_TIMEOUT").MustDuration(Queue.BlockTimeout)
q.BoostTimeout = sec.Key("BOOST_TIMEOUT").MustDuration(Queue.BoostTimeout)
q.BoostWorkers = sec.Key("BOOST_WORKERS").MustInt(Queue.BoostWorkers)
q.Network, q.Addresses, q.Password, q.DBIndex, _ = ParseQueueConnStr(q.ConnectionString)
return q
}
// NewQueueService sets up the default settings for Queues
// This is exported for tests to be able to use the queue
func NewQueueService() {
sec := Cfg.Section("queue")
Queue.DataDir = sec.Key("DATADIR").MustString("queues/")
if !filepath.IsAbs(Queue.DataDir) {
Queue.DataDir = filepath.Join(AppDataPath, Queue.DataDir)
}
Queue.QueueLength = sec.Key("LENGTH").MustInt(20)
Queue.BatchLength = sec.Key("BATCH_LENGTH").MustInt(20)
Queue.ConnectionString = sec.Key("CONN_STR").MustString("")
Queue.Type = sec.Key("TYPE").MustString("persistable-channel")
Queue.Network, Queue.Addresses, Queue.Password, Queue.DBIndex, _ = ParseQueueConnStr(Queue.ConnectionString)
Queue.WrapIfNecessary = sec.Key("WRAP_IF_NECESSARY").MustBool(true)
Queue.MaxAttempts = sec.Key("MAX_ATTEMPTS").MustInt(10)
Queue.Timeout = sec.Key("TIMEOUT").MustDuration(GracefulHammerTime + 30*time.Second)
Queue.Workers = sec.Key("WORKERS").MustInt(0)
Queue.MaxWorkers = sec.Key("MAX_WORKERS").MustInt(10)
Queue.BlockTimeout = sec.Key("BLOCK_TIMEOUT").MustDuration(1 * time.Second)
Queue.BoostTimeout = sec.Key("BOOST_TIMEOUT").MustDuration(5 * time.Minute)
Queue.BoostWorkers = sec.Key("BOOST_WORKERS").MustInt(1)
Queue.QueueName = sec.Key("QUEUE_NAME").MustString("_queue")
Queue.SetName = sec.Key("SET_NAME").MustString("")
// Now handle the old issue_indexer configuration
section := Cfg.Section("queue.issue_indexer")
sectionMap := map[string]bool{}
for _, key := range section.Keys() {
sectionMap[key.Name()] = true
}
if _, ok := sectionMap["TYPE"]; !ok {
switch Indexer.IssueQueueType {
case LevelQueueType:
_, _ = section.NewKey("TYPE", "level")
case ChannelQueueType:
_, _ = section.NewKey("TYPE", "persistable-channel")
case RedisQueueType:
_, _ = section.NewKey("TYPE", "redis")
default:
log.Fatal("Unsupported indexer queue type: %v",
Indexer.IssueQueueType)
}
}
if _, ok := sectionMap["LENGTH"]; !ok {
_, _ = section.NewKey("LENGTH", fmt.Sprintf("%d", Indexer.UpdateQueueLength))
}
if _, ok := sectionMap["BATCH_LENGTH"]; !ok {
_, _ = section.NewKey("BATCH_LENGTH", fmt.Sprintf("%d", Indexer.IssueQueueBatchNumber))
}
if _, ok := sectionMap["DATADIR"]; !ok {
_, _ = section.NewKey("DATADIR", Indexer.IssueQueueDir)
}
if _, ok := sectionMap["CONN_STR"]; !ok {
_, _ = section.NewKey("CONN_STR", Indexer.IssueQueueConnStr)
}
// Handle the old mailer configuration
section = Cfg.Section("queue.mailer")
sectionMap = map[string]bool{}
for _, key := range section.Keys() {
sectionMap[key.Name()] = true
}
if _, ok := sectionMap["LENGTH"]; !ok {
_, _ = section.NewKey("LENGTH", fmt.Sprintf("%d", Cfg.Section("mailer").Key("SEND_BUFFER_LEN").MustInt(100)))
}
// Handle the old test pull requests configuration
// Please note this will be a unique queue
section = Cfg.Section("queue.pr_patch_checker")
sectionMap = map[string]bool{}
for _, key := range section.Keys() {
sectionMap[key.Name()] = true
}
if _, ok := sectionMap["LENGTH"]; !ok {
_, _ = section.NewKey("LENGTH", fmt.Sprintf("%d", Repository.PullRequestQueueLength))
}
}
// ParseQueueConnStr parses a queue connection string
func ParseQueueConnStr(connStr string) (network, addrs, password string, dbIdx int, err error) {
fields := strings.Fields(connStr)
for _, f := range fields {
items := strings.SplitN(f, "=", 2)
if len(items) < 2 {
continue
}
switch strings.ToLower(items[0]) {
case "network":
network = items[1]
case "addrs":
addrs = items[1]
case "password":
password = items[1]
case "db":
dbIdx, err = strconv.Atoi(items[1])
if err != nil {
return
}
}
}
return
}