X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=vendor%2Fgithub.com%2Fhashicorp%2Fgo-plugin%2Fserver.go;h=4c230e3ab4cf1374d51dd1da00db3f9b4285a035;hb=863486a6b71ed0e562a3965bed56465d007b1418;hp=fc9f05a9fbcb75ea7784dce55470fa193028495b;hpb=49c1c7b4dc69ffb9ab52330e6dc52ccdd6351087;p=github%2Ffretlink%2Fterraform-provider-statuscake.git

diff --git a/vendor/github.com/hashicorp/go-plugin/server.go b/vendor/github.com/hashicorp/go-plugin/server.go
index fc9f05a..4c230e3 100644
--- a/vendor/github.com/hashicorp/go-plugin/server.go
+++ b/vendor/github.com/hashicorp/go-plugin/server.go
@@ -363,14 +363,34 @@ func serverListener() (net.Listener, error) {
 }
 
 func serverListener_tcp() (net.Listener, error) {
-	minPort, err := strconv.ParseInt(os.Getenv("PLUGIN_MIN_PORT"), 10, 32)
-	if err != nil {
-		return nil, err
+	envMinPort := os.Getenv("PLUGIN_MIN_PORT")
+	envMaxPort := os.Getenv("PLUGIN_MAX_PORT")
+
+	var minPort, maxPort int64
+	var err error
+
+	switch {
+	case len(envMinPort) == 0:
+		minPort = 0
+	default:
+		minPort, err = strconv.ParseInt(envMinPort, 10, 32)
+		if err != nil {
+			return nil, fmt.Errorf("Couldn't get value from PLUGIN_MIN_PORT: %v", err)
+		}
 	}
 
-	maxPort, err := strconv.ParseInt(os.Getenv("PLUGIN_MAX_PORT"), 10, 32)
-	if err != nil {
-		return nil, err
+	switch {
+	case len(envMaxPort) == 0:
+		maxPort = 0
+	default:
+		maxPort, err = strconv.ParseInt(envMaxPort, 10, 32)
+		if err != nil {
+			return nil, fmt.Errorf("Couldn't get value from PLUGIN_MAX_PORT: %v", err)
+		}
+	}
+
+	if minPort > maxPort {
+		return nil, fmt.Errorf("ENV_MIN_PORT value of %d is greater than PLUGIN_MAX_PORT value of %d", minPort, maxPort)
 	}
 
 	for port := minPort; port <= maxPort; port++ {