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process load balancing: broken but in progress

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This commit is contained in:
Julien Neuhart
2019-09-19 17:28:29 +02:00
parent c5429f7efa
commit 171f93662f
33 changed files with 1681 additions and 117 deletions
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40
cmd/gotenberg/main.go
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@@ -8,7 +8,8 @@ import (
"github.com/thecodingmachine/gotenberg/internal/app/xhttp"
"github.com/thecodingmachine/gotenberg/internal/pkg/conf"
"github.com/thecodingmachine/gotenberg/internal/pkg/pm2"
"github.com/thecodingmachine/gotenberg/internal/pkg/prinery"
"github.com/thecodingmachine/gotenberg/internal/pkg/process"
"github.com/thecodingmachine/gotenberg/internal/pkg/xcontext"
"github.com/thecodingmachine/gotenberg/internal/pkg/xlog"
)
@@ -26,22 +27,30 @@ func main() {
}
systemLogger.InfofOp(op, "Gotenberg %s", version)
systemLogger.DebugfOp(op, "configuration: %+v", config)
// start PM2 processes.
var processes []pm2.Process
if !config.DisableGoogleChrome() {
processes = append(processes, pm2.NewChromeProcess(systemLogger))
// create PM2 manager and start processes.
manager := process.NewPM2Manager(systemLogger, config)
if err := manager.Start(); err != nil {
systemLogger.FatalOp(op, err)
}
/*if !config.DisableUnoconv() {
processes = append(processes, pm2.NewUnoconvProcess(systemLogger))
}*/
for _, p := range processes {
systemLogger.InfofOp(op, "starting '%s' with PM2...", p.Fullname())
if err := p.Start(); err != nil {
// create prineries.
var chromePrinery *prinery.Prinery
if !config.DisableGoogleChrome() {
chromePrinery, err = prinery.New(systemLogger, manager, process.ChromeKey)
if err != nil {
systemLogger.FatalOp(op, err)
}
go chromePrinery.Start()
}
var sofficePrinery *prinery.Prinery
if !config.DisableUnoconv() {
sofficePrinery, err = prinery.New(systemLogger, manager, process.SofficeKey)
if err != nil {
systemLogger.FatalOp(op, err)
}
go sofficePrinery.Start()
}
// create our API.
srv := xhttp.New(config, processes...)
srv := xhttp.New(config, manager, chromePrinery, sofficePrinery)
// run our API in a goroutine so that it doesn't block.
go func() {
systemLogger.InfofOp(op, "http server started on port '%d'", config.DefaultListenPort())
@@ -66,13 +75,6 @@ func main() {
if err := srv.Shutdown(ctx); err != nil {
systemLogger.FatalOp(op, err)
}
// shutdown PM2 processes.
for _, p := range processes {
systemLogger.InfofOp(op, "shutting down '%s' with PM2...", p.Fullname())
if err := p.Stop(); err != nil {
systemLogger.FatalOp(op, err)
}
}
systemLogger.InfoOp(op, "bye!")
os.Exit(0)
}