gitea/modules/setting/queue.go
2019-12-30 18:38:59 +00:00

215 lines
6.9 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 (
"encoding/json"
"fmt"
"path"
"strconv"
"strings"
"time"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/queue"
)
type queueSettings struct {
DataDir string
Length int
BatchLength int
ConnectionString string
Type string
Network string
Addresses string
Password string
QueueName 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{}
// CreateQueue for name with provided handler and exemplar
func CreateQueue(name string, handle queue.HandlerFunc, exemplar interface{}) queue.Queue {
q := getQueueSettings(name)
opts := make(map[string]interface{})
opts["Name"] = name
opts["QueueLength"] = q.Length
opts["BatchLength"] = q.BatchLength
opts["DataDir"] = q.DataDir
opts["Addresses"] = q.Addresses
opts["Network"] = q.Network
opts["Password"] = q.Password
opts["DBIndex"] = q.DBIndex
opts["QueueName"] = q.QueueName
opts["Workers"] = q.Workers
opts["MaxWorkers"] = q.MaxWorkers
opts["BlockTimeout"] = q.BlockTimeout
opts["BoostTimeout"] = q.BoostTimeout
opts["BoostWorkers"] = q.BoostWorkers
cfg, err := json.Marshal(opts)
if err != nil {
log.Error("Unable to marshall generic options: %v Error: %v", opts, err)
log.Error("Unable to create queue for %s", name, err)
return nil
}
returnable, err := queue.CreateQueue(queue.Type(q.Type), handle, cfg, exemplar)
if q.WrapIfNecessary && err != nil {
log.Warn("Unable to create queue for %s: %v", name, err)
log.Warn("Attempting to create wrapped queue")
returnable, err = queue.CreateQueue(queue.WrappedQueueType, handle, queue.WrappedQueueConfiguration{
Underlying: queue.Type(q.Type),
Timeout: q.Timeout,
MaxAttempts: q.MaxAttempts,
Config: cfg,
QueueLength: q.Length,
}, exemplar)
}
if err != nil {
log.Error("Unable to create queue for %s: %v", name, err)
return nil
}
return returnable
}
func getQueueSettings(name string) queueSettings {
q := queueSettings{}
sec := Cfg.Section("queue." + name)
// DataDir is not directly inheritable
q.DataDir = path.Join(Queue.DataDir, name)
for _, key := range sec.Keys() {
switch key.Name() {
case "DATADIR":
q.DataDir = key.MustString(q.DataDir)
}
}
if !path.IsAbs(q.DataDir) {
q.DataDir = path.Join(AppDataPath, q.DataDir)
}
sec.Key("DATADIR").SetValue(q.DataDir)
// The rest are...
q.Length = sec.Key("LENGTH").MustInt(Queue.Length)
q.BatchLength = sec.Key("BATCH_LENGTH").MustInt(Queue.BatchLength)
q.ConnectionString = sec.Key("CONN_STR").MustString(Queue.ConnectionString)
validTypes := queue.RegisteredTypesAsString()
q.Type = sec.Key("TYPE").In(Queue.Type, validTypes)
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.QueueName = sec.Key("QUEUE_NAME").MustString(Queue.QueueName)
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 !path.IsAbs(Queue.DataDir) {
Queue.DataDir = path.Join(AppDataPath, Queue.DataDir)
}
Queue.Length = sec.Key("LENGTH").MustInt(20)
Queue.BatchLength = sec.Key("BATCH_LENGTH").MustInt(20)
Queue.ConnectionString = sec.Key("CONN_STR").MustString(path.Join(AppDataPath, ""))
validTypes := queue.RegisteredTypesAsString()
Queue.Type = sec.Key("TYPE").In(string(queue.PersistableChannelQueueType), validTypes)
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(1)
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(5)
Queue.QueueName = sec.Key("QUEUE_NAME").MustString(Queue.QueueName)
hasWorkers := false
for _, key := range Cfg.Section("queue.notification").Keys() {
if key.Name() == "WORKERS" {
hasWorkers = true
break
}
}
if !hasWorkers {
Cfg.Section("queue.notification").Key("WORKERS").SetValue("5")
}
// Now handle the old issue_indexer configuration
section := Cfg.Section("queue.issue_indexer")
issueIndexerSectionMap := map[string]string{}
for _, key := range section.Keys() {
issueIndexerSectionMap[key.Name()] = key.Value()
}
if _, ok := issueIndexerSectionMap["TYPE"]; !ok {
switch Indexer.IssueQueueType {
case LevelQueueType:
section.Key("TYPE").SetValue("level")
case ChannelQueueType:
section.Key("TYPE").SetValue("persistable-channel")
case RedisQueueType:
section.Key("TYPE").SetValue("redis")
default:
log.Fatal("Unsupported indexer queue type: %v",
Indexer.IssueQueueType)
}
}
if _, ok := issueIndexerSectionMap["LENGTH"]; !ok {
section.Key("LENGTH").SetValue(fmt.Sprintf("%d", Indexer.UpdateQueueLength))
}
if _, ok := issueIndexerSectionMap["BATCH_LENGTH"]; !ok {
section.Key("BATCH_LENGTH").SetValue(fmt.Sprintf("%d", Indexer.IssueQueueBatchNumber))
}
if _, ok := issueIndexerSectionMap["DATADIR"]; !ok {
section.Key("DATADIR").SetValue(Indexer.IssueQueueDir)
}
if _, ok := issueIndexerSectionMap["CONN_STR"]; !ok {
section.Key("CONN_STR").SetValue(Indexer.IssueQueueConnStr)
}
}
// 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
}