Merge pull request #120 from compscidr/jason/handle-failed-sendto

exception handling for failed sendto
compscidr · Aug 22, 2024 · 8a56f35 · 8a56f35
2 parents a3ad3cf + 7d4e603
commit 8a56f35
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/icmp-common/src/main/java/com/jasonernst/icmp_common/ICMP.kt b/icmp-common/src/main/java/com/jasonernst/icmp_common/ICMP.kt
@@ -127,7 +127,11 @@ abstract class ICMP {
         val stringDumper = StringPacketDumper()
         logger.debug("bytesToSend: ${icmpHeader.toByteArray().size}\n${stringDumper.dumpBufferToString(bytesToSend, 0 , bytesToSend.limit())}")
         val sendTimeMs = System.currentTimeMillis()
-        val bytesSent = sendto(fd, bytesToSend, 0, inetAddress, ICMP_PORT)
+        val bytesSent = try {
+            sendto(fd, bytesToSend, 0, inetAddress, ICMP_PORT)
+        } catch (e: Exception) {
+            return PingResult.Failed(e.message ?: "Failed to ping ${inetAddress.hostAddress}")
+        }
         logger.debug("bytesSent: $bytesSent")
 
         val recvBuffer = ByteBuffer.allocate(1024)