tomaswolf commented on code in PR #222:
URL: https://github.com/apache/mina-sshd/pull/222#discussion_r869384180
##########
sshd-core/src/main/java/org/apache/sshd/certificate/OpenSshCertificateBuilder.java:
##########
@@ -104,7 +110,21 @@ public OpenSshCertificateBuilder
principals(Collection<String> principals) {
}
public OpenSshCertificateBuilder
criticalOptions(List<OpenSshCertificate.CertificateOption> criticalOptions) {
- this.criticalOptions = criticalOptions;
+ if (criticalOptions != null && !criticalOptions.isEmpty()) {
+ // check if any duplicates
+ Set<String> names = new HashSet<String>();
+ Set<String> duplicates = criticalOptions.stream().filter(option ->
!names.add(option.getName()))
+ .map(option -> option.getName())
+ .collect(Collectors.toSet());
+ if (!duplicates.isEmpty()) {
+ throw new IllegalArgumentException("Duplicate critical option:
" + String.join(",", duplicates));
+ }
+ // lexically order by "name"
+ List<OpenSshCertificate.CertificateOption> sortedCriticalOptions =
criticalOptions.stream()
+
.sorted(Comparator.comparing(OpenSshCertificate.CertificateOption::getName))
+ .collect(Collectors.toList());
+ this.criticalOptions = sortedCriticalOptions;
+ }
Review Comment:
Thanks for adding this; I also noticed that. The same duplicate detection
and sorting is also needed for the extensions.
##########
sshd-core/src/test/java/org/apache/sshd/certificates/GenerateOpenSSHClientCertificateTest.java:
##########
@@ -154,7 +150,12 @@ public void signCertificate() throws Exception {
.publicKey(clientPublicKey)
.id("user01")
.principals(Collections.singletonList("user01"))
+ .criticalOptions(Arrays.asList(
+ new
OpenSshCertificate.CertificateOption("force-command", "/path/to/script.sh"),
+ new
OpenSshCertificate.CertificateOption("source-address", "127.0.0.1/32"),
+ new
OpenSshCertificate.CertificateOption("verify-required")))
Review Comment:
Please also add critical options in the
`GenerateOpenSshClientCertificateOracleTest`. That one tests against
pre-existing certificates generated using OpenSSH.
##########
sshd-core/src/test/java/org/apache/sshd/certificates/GenerateOpenSSHClientCertificateTest.java:
##########
@@ -154,7 +150,12 @@ public void signCertificate() throws Exception {
.publicKey(clientPublicKey)
.id("user01")
.principals(Collections.singletonList("user01"))
+ .criticalOptions(Arrays.asList(
+ new
OpenSshCertificate.CertificateOption("force-command", "/path/to/script.sh"),
+ new
OpenSshCertificate.CertificateOption("source-address", "127.0.0.1/32"),
+ new
OpenSshCertificate.CertificateOption("verify-required")))
.extensions(Arrays.asList(
+ new
OpenSshCertificate.CertificateOption("no-touch-required"),
Review Comment:
A bit off-topic, but I wonder: should non-sk keys even accept this option?
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