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process balancing: better implementation (wip)

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This commit is contained in:
Julien Neuhart
2019-09-23 18:29:24 +02:00
parent 171f93662f
commit 88f74d5e9c
16 changed files with 1270 additions and 262 deletions
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62
internal/app/xhttp/pkg/context/context.go
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@@ -14,7 +14,6 @@ import (
"github.com/thecodingmachine/gotenberg/internal/pkg/conf"
"github.com/thecodingmachine/gotenberg/internal/pkg/normalize"
"github.com/thecodingmachine/gotenberg/internal/pkg/prinery"
"github.com/thecodingmachine/gotenberg/internal/pkg/process"
"github.com/thecodingmachine/gotenberg/internal/pkg/xerror"
"github.com/thecodingmachine/gotenberg/internal/pkg/xlog"
)
@@ -22,13 +21,11 @@ import (
// Context extends the default echo.Context.
type Context struct {
echo.Context
logger xlog.Logger
config conf.Config
manager process.Manager
chromePrinery *prinery.Prinery
sofficePrinery *prinery.Prinery
resource resource.Resource
startTime time.Time
logger xlog.Logger
config conf.Config
prinry prinery.Prinery
resource resource.Resource
startTime time.Time
}
// New creates a new Context.
@@ -36,17 +33,13 @@ func New(
c echo.Context,
logger xlog.Logger,
config conf.Config,
manager process.Manager,
chromePrinery *prinery.Prinery,
sofficePrinery *prinery.Prinery,
prinry prinery.Prinery,
) Context {
return Context{
c,
logger,
config,
manager,
chromePrinery,
sofficePrinery,
prinry,
resource.Resource{},
time.Now(),
}
@@ -89,7 +82,8 @@ func (ctx Context) Config() conf.Config {
// one of the processes is not viable.
func (ctx Context) ProcessesHealthcheck() error {
const op string = "context.Context.ProcessesHealthcheck"
processes := ctx.manager.All()
// TODO
/*processes := ctx.manager.All()
for _, p := range processes {
if !ctx.manager.IsViable(p) {
return xerror.New(
@@ -97,42 +91,14 @@ func (ctx Context) ProcessesHealthcheck() error {
fmt.Errorf("'%s' is not viable", p.ID()),
)
}
}
}*/
return nil
}
/*
MustChromePrinery returns the instance of
prinery.Prinery associated with the Context.
This prinery.Prinery handles Google Chrome
headless.
It panics if no instance of prinery.Prinery.
*/
func (ctx Context) MustChromePrinery() *prinery.Prinery {
const op string = "context.Context.MustChromePrinery"
if ctx.chromePrinery == nil {
panic(fmt.Sprintf("%s: unable to retrieve the instance of Google Chrome Headless prinery.Prinery from our custom context.Context", op))
}
return ctx.chromePrinery
}
/*
MustSofficePrinery returns the instance of
prinery.Prinery associated with the Context.
This prinery.Prinery handles LibreOffice
headless.
It panics if no instance of prinery.Prinery.
*/
func (ctx Context) MustSofficePrinery() *prinery.Prinery {
const op string = "context.Context.MustSofficePrinery"
if ctx.sofficePrinery == nil {
panic(fmt.Sprintf("%s: unable to retrieve the instance of LibreOffice Headless prinery.Prinery from our custom context.Context", op))
}
return ctx.sofficePrinery
// Prinery returns the instance of prinery.Prinery
// associated with the Context.
func (ctx Context) Prinery() prinery.Prinery {
return ctx.prinry
}
// WithResource creates a resource.Resource and