yggdrasil-network/yggdrasil-go
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start the pprof based on an env variable in debug builds, otherwise remove the flag/release.go stuff

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This commit is contained in:
Arceliar 2018-06-21 10:32:16 -05:00
parent 7a19507665
commit f599a1a2c1
3 changed files with 14 additions and 21 deletions
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14
src/yggdrasil/debug.go
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@ -20,6 +20,20 @@ import "regexp"
import _ "net/http/pprof"
import "net/http"
import "runtime"
import "os"
// Start the profiler in debug builds, if the required environment variable is set.
func init() {
envVarName := "PPROFLISTEN"
hostPort := os.Getenv(envVarName)
switch {
case hostPort == "":
fmt.Printf("DEBUG: %s not set, profiler not started.\n", envVarName)
default:
fmt.Printf("DEBUG: Starting pprof on %s\n", hostPort)
go func() { fmt.Println(http.ListenAndServe(hostPort, nil)) }()
}
}
// Starts the function profiler. This is only supported when built with
// '-tags build'.