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New environment variables : DISABLE_HEALTHCHECK_LOGGING and DEFAULT_LISTEN_PORT (#78)

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* skip logging when healthcheck url is called; closes #74 (#75)

Signed-off-by: Casey Kuhlman <casey@monax.io>

* Configure listen port via environment variable (#77)

* skip logging when healthcheck url is called; closes #74

Signed-off-by: Casey Kuhlman <casey@monax.io>

* skip logging when healthcheck url is called; closes #74

Signed-off-by: Casey Kuhlman <casey@monax.io>

* adds the ability to establish the listen port via env var

Signed-off-by: Casey Kuhlman <casey@monax.io>

* minor refactoring of @compleatang work

* fixing typo
This commit is contained in:
Julien Neuhart
2019-06-03 15:05:09 +02:00
committed by GitHub
parent 6846e7941f
commit 02f1231e7d
5 changed files with 93 additions and 18 deletions
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35
cmd/gotenberg/main.go
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@@ -20,9 +20,11 @@ import (
var version = "snapshot"
const (
defaultWaitTimeoutEnvVar = "DEFAULT_WAIT_TIMEOUT"
disableGoogleChromeEnvVar = "DISABLE_GOOGLE_CHROME"
disableUnoconvEnvVar = "DISABLE_UNOCONV"
defaultWaitTimeoutEnvVar = "DEFAULT_WAIT_TIMEOUT"
defaultListenPortEnvVar = "DEFAULT_LISTEN_PORT"
disableGoogleChromeEnvVar = "DISABLE_GOOGLE_CHROME"
disableUnoconvEnvVar = "DISABLE_UNOCONV"
disableHealthcheckLoggingEnvVar = "DISABLE_HEALTHCHECK_LOGGING"
)
func mustParseEnvVar() *api.Options {
@@ -35,6 +37,18 @@ func mustParseEnvVar() *api.Options {
}
opts.DefaultWaitTimeout = defaultWaitTimeout
}
if v, ok := os.LookupEnv(defaultListenPortEnvVar); ok {
defaultListener, err := strconv.ParseUint(os.Getenv(defaultListenPortEnvVar), 10, 64)
if err != nil {
notify.ErrPrint(fmt.Errorf("%s: wrong value: want uint got %v", defaultListenPortEnvVar, err))
os.Exit(1)
}
if defaultListener > 65535 {
notify.ErrPrint(fmt.Errorf("%s: wrong value: want uint < 65535 got %v", defaultListenPortEnvVar, defaultListener))
os.Exit(1)
}
opts.DefaultListenPort = v
}
if v, ok := os.LookupEnv(disableGoogleChromeEnvVar); ok {
if v != "1" && v != "0" {
notify.ErrPrint(fmt.Errorf("%s: wrong value: want \"0\" or \"1\" got %v", disableGoogleChromeEnvVar, v))
@@ -49,6 +63,13 @@ func mustParseEnvVar() *api.Options {
}
opts.EnableUnoconvEndpoints = v != "1"
}
if v, ok := os.LookupEnv(disableHealthcheckLoggingEnvVar); ok {
if v != "1" && v != "0" {
notify.ErrPrint(fmt.Errorf("%s: wrong value: want \"0\" or \"1\" got %v", disableHealthcheckLoggingEnvVar, v))
os.Exit(1)
}
opts.EnableHealthcheckLogging = v != "1"
}
return opts
}
@@ -70,9 +91,9 @@ func mustStartProcesses(opts *api.Options) []pm2.Process {
return processes
}
func mustStartAPI(srv *echo.Echo) {
notify.Print("http server started on port 3000")
if err := srv.Start(":3000"); err != nil {
func mustStartAPI(srv *echo.Echo, port string) {
notify.Printf("http server started on port %v", port)
if err := srv.Start(fmt.Sprintf(":%v", port)); err != nil {
if err != http.ErrServerClosed {
notify.ErrPrint(err)
os.Exit(1)
@@ -110,7 +131,7 @@ func main() {
processes := mustStartProcesses(opts)
// run our API in a goroutine so that it doesn't block.s
go func() {
mustStartAPI(srv)
mustStartAPI(srv, opts.DefaultListenPort)
}()
quit := make(chan os.Signal, 1)
// we'll accept graceful shutdowns when quit via SIGINT (Ctrl+C)