vergnet/clavardator
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Lock server port between 1024 and 64000

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This commit is contained in:
Arnaud Vergnet 2021-01-31 22:47:55 +01:00
parent b281b4b530
commit ada6167c25
1 changed files with 7 additions and 2 deletions
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9
server/src/main/java/fr/insa/clavardator/server/Main.java
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@ -32,11 +32,16 @@ public class Main {
} }
private static int getPort(String value, int defaultValue) { private static int getPort(String value, int defaultValue) {
int port = defaultValue; int port;
try { try {
port = Integer.parseInt(value.trim()); port = Integer.parseInt(value.trim());
if (port <= 1024 || port >= 64000) {
System.out.println("Port should be between 1024 and 64000. Falling back to default.");
port = defaultValue;
}
} catch (NumberFormatException e) { } catch (NumberFormatException e) {
System.out.println("Could not read port " + value + ". Using default."); System.out.println("Could not read port " + value + ". Falling back to default.");
port = defaultValue;
} }
return port; return port;
} }