NathanCYee commented on code in PR #16794:
URL: https://github.com/apache/iceberg/pull/16794#discussion_r3561030959
##########
aws/src/main/java/org/apache/iceberg/aws/AwsProperties.java:
##########
@@ -493,10 +510,55 @@ private AwsCredentialsProvider credentialsProvider(
return credentialsProvider(this.clientCredentialsProvider);
}
+ // When a role is configured to be assumed (e.g. via
AssumeRoleAwsClientFactory), sign requests
+ // with the assumed-role credentials so that they do not diverge from the
credentials used for
+ // S3, Glue, KMS and DynamoDB. See
https://github.com/apache/iceberg/issues/16667.
+ if (!Strings.isNullOrEmpty(this.clientAssumeRoleArn)) {
+ if (!Strings.isNullOrEmpty(this.clientAssumeRoleRegion)) {
+ return assumeRoleCredentialsProvider();
+ }
+
+ LOG.warn(
+ "Cannot assume role {} to sign REST requests because {} is not set; "
+ + "falling back to the default credentials provider.",
+ this.clientAssumeRoleArn,
+ CLIENT_ASSUME_ROLE_REGION);
+ }
+
// Create a new credential provider for each client
return DefaultCredentialsProvider.builder().build();
}
+ StsAssumeRoleCredentialsProvider assumeRoleCredentialsProvider() {
+ Preconditions.checkNotNull(
+ this.clientAssumeRoleRegion,
+ "Cannot create StsAssumeRoleCredentialsProvider with null region");
+ return StsAssumeRoleCredentialsProvider.builder()
+ .stsClient(
+ StsClient.builder()
+
.applyMutation(httpClientProperties::applyHttpClientConfigurations)
+ .region(Region.of(this.clientAssumeRoleRegion))
Review Comment:
#10289 seems to have flagged the SDK behavior change as already have taken
effect by default. This would then be an Iceberg documentation inaccuracy that
did not track this new behavior.
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