nastra commented on code in PR #16112:
URL: https://github.com/apache/iceberg/pull/16112#discussion_r3166159055
##########
aws/src/test/java/org/apache/iceberg/aws/s3/TestS3FileIOCredentialRefresh.java:
##########
@@ -265,4 +266,85 @@ public void credentialRefreshWithinFiveMinuteWindow() {
});
}
}
+
+ @Test
+ public void refreshedCredentialsAreKryoSerializable() throws Exception {
+ // Verify that an S3FileIO whose credentials have been refreshed at
runtime can still be
+ // round-tripped through Kryo. The internal storageCredentials list must
be backed by a
+ // collection that Kryo can serialize and deserialize.
+ String nearExpiryMs = Long.toString(Instant.now().plus(3,
ChronoUnit.MINUTES).toEpochMilli());
+
+ StorageCredential initialCredential =
+ StorageCredential.create(
+ "s3://bucket/path",
+ ImmutableMap.of(
+ S3FileIOProperties.ACCESS_KEY_ID,
+ "initialAccessKey",
+ S3FileIOProperties.SECRET_ACCESS_KEY,
+ "initialSecretKey",
+ S3FileIOProperties.SESSION_TOKEN,
+ "initialToken",
+ S3FileIOProperties.SESSION_TOKEN_EXPIRES_AT_MS,
+ nearExpiryMs));
+
+ String refreshedExpiryMs =
+ Long.toString(Instant.now().plus(1, ChronoUnit.HOURS).toEpochMilli());
+ LoadCredentialsResponse refreshResponse =
+ ImmutableLoadCredentialsResponse.builder()
+ .addCredentials(
+ ImmutableCredential.builder()
+ .prefix("s3://bucket/path")
+ .config(
+ ImmutableMap.of(
+ S3FileIOProperties.ACCESS_KEY_ID,
+ "refreshedAccessKey",
+ S3FileIOProperties.SECRET_ACCESS_KEY,
+ "refreshedSecretKey",
+ S3FileIOProperties.SESSION_TOKEN,
+ "refreshedToken",
+ S3FileIOProperties.SESSION_TOKEN_EXPIRES_AT_MS,
+ refreshedExpiryMs))
+ .build())
+ .build();
+
+ HttpRequest mockRequest =
request("/v1/credentials").withMethod(HttpMethod.GET.name());
+ mockServer
+ .when(mockRequest)
+ .respond(
+
response(LoadCredentialsResponseParser.toJson(refreshResponse)).withStatusCode(200));
+
+ Map<String, String> properties =
+ ImmutableMap.of(
+ AwsProperties.CLIENT_FACTORY,
+ StaticClientFactory.class.getName(),
+ VendedCredentialsProvider.URI,
+ CREDENTIALS_URI,
+ CatalogProperties.URI,
+ CATALOG_URI,
+ "init-creation-stacktrace",
+ "false");
+
+ StaticClientFactory.client = null;
+ try (S3FileIO fileIO = new S3FileIO()) {
+ fileIO.initialize(properties);
+ fileIO.setCredentials(List.of(initialCredential));
+
+ fileIO.client();
+
+ // Wait for the refresh to update the in-memory credentials
+ Awaitility.await()
+ .atMost(10, TimeUnit.SECONDS)
+ .untilAsserted(
+ () -> {
+ List<StorageCredential> credentials = fileIO.credentials();
Review Comment:
can be simplified to
```
Awaitility.await()
.atMost(10, TimeUnit.SECONDS)
.untilAsserted(
() ->
assertThat(fileIO.credentials().get(0).config())
.containsEntry(S3FileIOProperties.ACCESS_KEY_ID,
"refreshedAccessKey"));
```
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