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GUACAMOLE-1855: Use common code for checking for IP in list.

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Virtually Nick
2023-11-18 19:14:02 -05:00
parent 614cd550bd
commit 2ecad02fe1
2 changed files with 30 additions and 70 deletions
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47
extensions/guacamole-auth-duo/src/main/java/org/apache/guacamole/auth/duo/UserVerificationService.java
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@@ -40,6 +40,7 @@ import org.apache.guacamole.language.TranslatableMessage;
import org.apache.guacamole.net.auth.AuthenticatedUser;
import org.apache.guacamole.net.auth.Credentials;
import org.apache.guacamole.net.auth.credentials.CredentialsInfo;
import org.apache.guacamole.properties.IPAddressListProperty;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -120,52 +121,30 @@ public class UserVerificationService {
if (username == null || username.equals(AuthenticatedUser.ANONYMOUS_IDENTIFIER))
return;
// We enforce by default
boolean enforceHost = true;
// Check for a list of addresses that should be bypassed and iterate
// Pull address lists to check from configuration. Note that the enforce
// list will override the bypass list, which means that, if the client
// address happens to be in both lists, Duo MFA will be enforced.
List<IPAddress> bypassAddresses = confService.getBypassHosts();
for (IPAddress bypassAddr : bypassAddresses) {
// If the address contains current client address, flip enforce flag
// and break out
if (clientAddr != null && clientAddr.isIPAddress()
&& bypassAddr.getIPVersion().equals(clientAddr.getIPVersion())
&& bypassAddr.contains(clientAddr)) {
enforceHost = false;
break;
}
}
// Check for a list of addresses that should be enforced and iterate
List<IPAddress> enforceAddresses = confService.getEnforceHosts();
// Check if the bypass list contains the client address, and set the
// enforce flag to the opposite.
boolean enforceHost = !(IPAddressListProperty.addressListContains(bypassAddresses, clientAddr));
// Only continue processing if the list is not empty
if (!enforceAddresses.isEmpty()) {
// If client address is not available or invalid, MFA will
// be enforced.
if (clientAddr == null || !clientAddr.isIPAddress()) {
if (clientAddr == null || !clientAddr.isIPAddress())
enforceHost = true;
}
else {
// With addresses set, this default changes to false.
enforceHost = false;
for (IPAddress enforceAddr : enforceAddresses) {
// If there's a match, flip the enforce flag and break out of the loop
if (enforceAddr.getIPVersion().equals(clientAddr.getIPVersion())
&& enforceAddr.contains(clientAddr)) {
enforceHost = true;
break;
}
}
}
// Check the enforce list for the client address and set enforcement flag.
else
enforceHost = IPAddressListProperty.addressListContains(enforceAddresses, clientAddr);
}
// If the enforce flag has been changed, exit, bypassing Duo MFA.
// If the enforce flag is not true, bypass Duo MFA.
if (!enforceHost)
return;