Fixed xml parsing of bucket_lifecycle, added support for with_updated_at (#153)

common/src/example.rs

@@ -15,11 +15,11 @@
 
 use chrono::{DateTime, Utc};
 use minio::s3::builders::PostPolicy;
+use minio::s3::lifecycle_config::{LifecycleConfig, LifecycleRule};
 use minio::s3::types::{
     AndOperator, CsvInputSerialization, CsvOutputSerialization, Destination, FileHeaderInfo,
-    Filter, LifecycleConfig, LifecycleRule, NotificationConfig, ObjectLockConfig, PrefixFilterRule,
-    QueueConfig, QuoteFields, ReplicationConfig, ReplicationRule, RetentionMode, SelectRequest,
-    SuffixFilterRule,
+    Filter, NotificationConfig, ObjectLockConfig, PrefixFilterRule, QueueConfig, QuoteFields,
+    ReplicationConfig, ReplicationRule, RetentionMode, SelectRequest, SuffixFilterRule,
 };
 use minio::s3::utils::utc_now;
 use std::collections::HashMap;
@@ -27,29 +27,19 @@ use std::collections::HashMap;
 pub fn create_bucket_lifecycle_config_examples() -> LifecycleConfig {
     LifecycleConfig {
         rules: vec![LifecycleRule {
-            abort_incomplete_multipart_upload_days_after_initiation: None,
-            expiration_date: None,
-            expiration_days: Some(365),
-            expiration_expired_object_delete_marker: None,
-            filter: Filter {
-                and_operator: None,
-                prefix: Some(String::from("logs/")),
-                tag: None,
-            },
             id: String::from("rule1"),
-            noncurrent_version_expiration_noncurrent_days: None,
-            noncurrent_version_transition_noncurrent_days: None,
-            noncurrent_version_transition_storage_class: None,
+            expiration_days: Some(365),
+            filter: Filter {
+                prefix: Some(String::from("logs/")),
+                ..Default::default()
+            },
             status: true,
-            transition_date: None,
-            transition_days: None,
-            transition_storage_class: None,
+            ..Default::default()
         }],
     }
 }
 pub fn create_bucket_notification_config_example() -> NotificationConfig {
     NotificationConfig {
-        cloud_func_config_list: None,
         queue_config_list: Some(vec![QueueConfig {
             events: vec![
                 String::from("s3:ObjectCreated:Put"),
@@ -64,7 +54,7 @@ pub fn create_bucket_notification_config_example() -> NotificationConfig {
             }),
             queue: String::from("arn:minio:sqs::miniojavatest:webhook"),
         }]),
-        topic_config_list: None,
+        ..Default::default()
     }
 }
 pub fn create_bucket_policy_config_example(bucket_name: &str) -> String {
@@ -148,31 +138,22 @@ pub fn create_bucket_replication_config_example(dst_bucket: &str) -> Replication
     ReplicationConfig {
         role: Some("example1".to_string()),
         rules: vec![ReplicationRule {
+            id: Some(String::from("rule1")),
             destination: Destination {
                 bucket_arn: String::from(&format!("arn:aws:s3:::{}", dst_bucket)),
-                access_control_translation: None,
-                account: None,
-                encryption_config: None,
-                metrics: None,
-                replication_time: None,
-                storage_class: None,
+                ..Default::default()
             },
-            delete_marker_replication_status: None,
-            existing_object_replication_status: None,
             filter: Some(Filter {
                 and_operator: Some(AndOperator {
                     prefix: Some(String::from("TaxDocs")),
                     tags: Some(tags),
                 }),
-                prefix: None,
-                tag: None,
+                ..Default::default()
             }),
-            id: Some(String::from("rule1")),
-            prefix: None,
             priority: Some(1),
-            source_selection_criteria: None,
             delete_replication_status: Some(false),
             status: true,
+            ..Default::default()
         }],
     }
 }

examples/bucket_lifecycle.rs

@@ -17,10 +17,11 @@ mod common;
 
 use crate::common::{create_bucket_if_not_exists, create_client_on_play};
 use minio::s3::Client;
+use minio::s3::lifecycle_config::{LifecycleConfig, LifecycleRule};
 use minio::s3::response::{
     DeleteBucketLifecycleResponse, GetBucketLifecycleResponse, PutBucketLifecycleResponse,
 };
-use minio::s3::types::{Filter, LifecycleConfig, LifecycleRule, S3Api};
+use minio::s3::types::{Filter, S3Api};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
@@ -38,23 +39,14 @@ async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
     }
 
     let rules: Vec<LifecycleRule> = vec![LifecycleRule {
-        abort_incomplete_multipart_upload_days_after_initiation: None,
-        expiration_date: None,
-        expiration_days: Some(365),
-        expiration_expired_object_delete_marker: None,
-        filter: Filter {
-            and_operator: None,
-            prefix: Some(String::from("logs/")),
-            tag: None,
-        },
         id: String::from("rule1"),
-        noncurrent_version_expiration_noncurrent_days: None,
-        noncurrent_version_transition_noncurrent_days: None,
-        noncurrent_version_transition_storage_class: None,
+        expiration_days: Some(365),
+        filter: Filter {
+            prefix: Some(String::from("logs/")),
+            ..Default::default()
+        },
         status: true,
-        transition_date: None,
-        transition_days: None,
-        transition_storage_class: None,
+        ..Default::default()
     }];
 
     let resp: PutBucketLifecycleResponse = client

src/s3/builders/get_bucket_lifecycle.rs

@@ -13,8 +13,9 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use crate::s3::builders::BucketCommon;
+use crate::s3::Client;
 use crate::s3::error::Error;
+use crate::s3::multimap::{Multimap, MultimapExt};
 use crate::s3::response::GetBucketLifecycleResponse;
 use crate::s3::types::{S3Api, S3Request, ToS3Request};
 use crate::s3::utils::{check_bucket_name, insert};
@@ -23,10 +24,42 @@ use http::Method;
 /// Argument builder for the [`GetBucketLifecycle`](https://docs.aws.amazon.com/AmazonS3/latest/API/API_GetBucketLifecycle.html) S3 API operation.
 ///
 /// This struct constructs the parameters required for the [`Client::get_bucket_lifecycle`](crate::s3::client::Client::get_bucket_lifecycle) method.
-pub type GetBucketLifecycle = BucketCommon<GetBucketLifecyclePhantomData>;
-
 #[derive(Clone, Debug, Default)]
-pub struct GetBucketLifecyclePhantomData;
+pub struct GetBucketLifecycle {
+    client: Client,
+
+    extra_headers: Option<Multimap>,
+    extra_query_params: Option<Multimap>,
+    region: Option<String>,
+    bucket: String,
+
+    with_updated_at: bool,
+}
+
+impl GetBucketLifecycle {
+    pub fn new(client: Client, bucket: String) -> Self {
+        Self {
+            client,
+            bucket,
+            ..Default::default()
+        }
+    }
+
+    pub fn extra_headers(mut self, extra_headers: Option<Multimap>) -> Self {
+        self.extra_headers = extra_headers;
+        self
+    }
+
+    pub fn extra_query_params(mut self, extra_query_params: Option<Multimap>) -> Self {
+        self.extra_query_params = extra_query_params;
+        self
+    }
+
+    pub fn with_updated_at(mut self, with_updated_at: bool) -> Self {
+        self.with_updated_at = with_updated_at;
+        self
+    }
+}
 
 impl S3Api for GetBucketLifecycle {
     type S3Response = GetBucketLifecycleResponse;
@@ -36,10 +69,15 @@ impl ToS3Request for GetBucketLifecycle {
     fn to_s3request(self) -> Result<S3Request, Error> {
         check_bucket_name(&self.bucket, true)?;
 
+        let mut query_params: Multimap = insert(self.extra_query_params, "lifecycle");
+        if self.with_updated_at {
+            query_params.add("withUpdatedAt", "true");
+        }
+
         Ok(S3Request::new(self.client, Method::GET)
             .region(self.region)
             .bucket(Some(self.bucket))
-            .query_params(insert(self.extra_query_params, "lifecycle"))
+            .query_params(query_params)
             .headers(self.extra_headers.unwrap_or_default()))
     }
 }

src/s3/builders/put_bucket_lifecycle.rs

@@ -15,15 +15,18 @@
 
 use crate::s3::Client;
 use crate::s3::error::Error;
+use crate::s3::lifecycle_config::LifecycleConfig;
 use crate::s3::multimap::{Multimap, MultimapExt};
 use crate::s3::response::PutBucketLifecycleResponse;
 use crate::s3::segmented_bytes::SegmentedBytes;
-use crate::s3::types::{LifecycleConfig, S3Api, S3Request, ToS3Request};
+use crate::s3::types::{S3Api, S3Request, ToS3Request};
 use crate::s3::utils::{check_bucket_name, insert, md5sum_hash};
 use bytes::Bytes;
 use http::Method;
 
-/// Argument builder for [put_bucket_lifecycle()](crate::s3::client::Client::put_bucket_lifecycle) API
+/// Argument builder for the [`PutBucketLifecycle`](https://docs.aws.amazon.com/AmazonS3/latest/API/API_PutBucketLifecycle.html) S3 API operation.
+///
+/// This struct constructs the parameters required for the [`Client::put_bucket_lifecycle`](crate::s3::client::Client::put_bucket_lifecycle) method.
 #[derive(Clone, Debug, Default)]
 pub struct PutBucketLifecycle {
     client: Client,

src/s3/client/put_bucket_lifecycle.rs

@@ -31,26 +31,19 @@ impl Client {
     /// use minio::s3::Client;
     /// use minio::s3::builders::VersioningStatus;
     /// use minio::s3::response::PutBucketLifecycleResponse;
-    /// use minio::s3::types::{Filter, LifecycleConfig, LifecycleRule, S3Api};
+    /// use minio::s3::types::{Filter, S3Api};
+    /// use minio::s3::lifecycle_config::{LifecycleRule, LifecycleConfig};
     ///
     /// #[tokio::main]
     /// async fn main() {
-    ///     let client: Client = Default::default(); // configure your client here
+    /// let client: Client = Default::default(); // configure your client here
     ///
     ///     let rules: Vec<LifecycleRule> = vec![LifecycleRule {
-    ///         abort_incomplete_multipart_upload_days_after_initiation: None,
-    ///         expiration_date: None,
-    ///         expiration_days: Some(365),
-    ///         expiration_expired_object_delete_marker: None,
-    ///         filter: Filter {and_operator: None, prefix: Some(String::from("logs/")), tag: None},
     ///         id: String::from("rule1"),
-    ///         noncurrent_version_expiration_noncurrent_days: None,
-    ///         noncurrent_version_transition_noncurrent_days: None,
-    ///         noncurrent_version_transition_storage_class: None,
+    ///         filter: Filter {and_operator: None, prefix: Some(String::from("logs/")), tag: None},
+    ///         expiration_days: Some(365),
     ///         status: true,
-    ///         transition_date: None,
-    ///         transition_days: None,
-    ///         transition_storage_class: None,
+    ///         ..Default::default()
     ///     }];
     ///
     ///     let resp: PutBucketLifecycleResponse = client

src/s3/error.rs

@@ -37,6 +37,7 @@ pub enum ErrorCode {
     ServerSideEncryptionConfigurationNotFoundError,
     NoSuchTagSet,
     NoSuchObjectLockConfiguration,
+    NoSuchLifecycleConfiguration,
     NoSuchKey,
     ResourceNotFound,
     MethodNotAllowed,
@@ -66,6 +67,7 @@ impl ErrorCode {
             }
             "nosuchtagset" => ErrorCode::NoSuchTagSet,
             "nosuchobjectlockconfiguration" => ErrorCode::NoSuchObjectLockConfiguration,
+            "nosuchlifecycleconfiguration" => ErrorCode::NoSuchLifecycleConfiguration,
             "nosuchkey" => ErrorCode::NoSuchKey,
             "resourcenotfound" => ErrorCode::ResourceNotFound,
             "methodnotallowed" => ErrorCode::MethodNotAllowed,

src/s3/lifecycle_config.rs

@@ -0,0 +1,484 @@
+use crate::s3::error::Error;
+use crate::s3::types::Filter;
+use crate::s3::utils::to_iso8601utc;
+use xmltree::Element;
+
+#[derive(PartialEq, Clone, Debug, Default)]
+/// Lifecycle configuration
+pub struct LifecycleConfig {
+    pub rules: Vec<LifecycleRule>,
+}
+
+impl LifecycleConfig {
+    pub fn from_xml(root: &Element) -> Result<LifecycleConfig, Error> {
+        let mut config = LifecycleConfig { rules: Vec::new() };
+
+        // Process all Rule elements in the XML
+        for rule_elem in root.children.iter().filter_map(|c| c.as_element()) {
+            if rule_elem.name == "Rule" {
+                config.rules.push(LifecycleRule::from_xml(rule_elem)?);
+            }
+        }
+
+        Ok(config)
+    }
+
+    pub fn validate(&self) -> Result<(), Error> {
+        // Skip validation if empty
+        if self.rules.is_empty() {
+            return Ok(());
+        }
+
+        for rule in &self.rules {
+            rule.validate()?;
+        }
+
+        Ok(())
+    }
+
+    pub fn empty(&self) -> bool {
+        self.rules.is_empty()
+    }
+
+    pub fn to_xml(&self) -> String {
+        let mut data = String::from("<LifecycleConfiguration>");
+
+        for rule in &self.rules {
+            data.push_str("<Rule>");
+
+            // ID should come earlier in XML based on Go ordering
+            if !rule.id.is_empty() {
+                data.push_str("<ID>");
+                data.push_str(&rule.id);
+                data.push_str("</ID>");
+            }
+
+            // Status comes next
+            data.push_str("<Status>");
+            if rule.status {
+                data.push_str("Enabled");
+            } else {
+                data.push_str("Disabled");
+            }
+            data.push_str("</Status>");
+
+            // Filter
+            data.push_str(&rule.filter.to_xml());
+
+            // AbortIncompleteMultipartUpload
+            if let Some(days) = rule.abort_incomplete_multipart_upload_days_after_initiation {
+                data.push_str("<AbortIncompleteMultipartUpload><DaysAfterInitiation>");
+                data.push_str(&days.to_string());
+                data.push_str("</DaysAfterInitiation></AbortIncompleteMultipartUpload>");
+            }
+
+            // Expiration
+            let has_expiration = rule.expiration_date.is_some()
+                || rule.expiration_days.is_some()
+                || rule.expiration_expired_object_delete_marker.is_some()
+                || rule.expiration_expired_object_all_versions.is_some();
+
+            if has_expiration {
+                data.push_str("<Expiration>");
+                if let Some(date) = rule.expiration_date {
+                    data.push_str("<Date>");
+                    data.push_str(&to_iso8601utc(date));
+                    data.push_str("</Date>");
+                }
+                if let Some(days) = rule.expiration_days {
+                    data.push_str("<Days>");
+                    data.push_str(&days.to_string());
+                    data.push_str("</Days>");
+                }
+                if let Some(delete_marker) = rule.expiration_expired_object_delete_marker {
+                    if delete_marker {
+                        data.push_str(
+                            "<ExpiredObjectDeleteMarker>true</ExpiredObjectDeleteMarker>",
+                        );
+                    }
+                }
+                if let Some(delete_all) = rule.expiration_expired_object_all_versions {
+                    if delete_all {
+                        data.push_str("<ExpiredObjectAllVersions>true</ExpiredObjectAllVersions>");
+                    }
+                }
+                data.push_str("</Expiration>");
+            }
+
+            // DelMarkerExpiration
+            if let Some(days) = rule.del_marker_expiration_days {
+                data.push_str("<DelMarkerExpiration><Days>");
+                data.push_str(&days.to_string());
+                data.push_str("</Days></DelMarkerExpiration>");
+            }
+
+            // AllVersionsExpiration
+            if let Some(days) = rule.all_versions_expiration_days {
+                data.push_str("<AllVersionsExpiration><Days>");
+                data.push_str(&days.to_string());
+                data.push_str("</Days>");
+
+                if let Some(delete_marker) = rule.all_versions_expiration_delete_marker {
+                    if delete_marker {
+                        data.push_str("<DeleteMarker>true</DeleteMarker>");
+                    }
+                }
+
+                data.push_str("</AllVersionsExpiration>");
+            }
+
+            // NoncurrentVersionExpiration
+            if let Some(days) = rule.noncurrent_version_expiration_noncurrent_days {
+                data.push_str("<NoncurrentVersionExpiration><NoncurrentDays>");
+                data.push_str(&days.to_string());
+                data.push_str("</NoncurrentDays>");
+
+                if let Some(versions) = rule.noncurrent_version_expiration_newer_versions {
+                    data.push_str("<NewerNoncurrentVersions>");
+                    data.push_str(&versions.to_string());
+                    data.push_str("</NewerNoncurrentVersions>");
+                }
+
+                data.push_str("</NoncurrentVersionExpiration>");
+            }
+
+            // NoncurrentVersionTransition
+            let has_noncurrent_transition =
+                rule.noncurrent_version_transition_noncurrent_days.is_some()
+                    || rule.noncurrent_version_transition_storage_class.is_some()
+                    || rule.noncurrent_version_transition_newer_versions.is_some();
+
+            if has_noncurrent_transition {
+                data.push_str("<NoncurrentVersionTransition>");
+
+                if let Some(days) = rule.noncurrent_version_transition_noncurrent_days {
+                    data.push_str("<NoncurrentDays>");
+                    data.push_str(&days.to_string());
+                    data.push_str("</NoncurrentDays>");
+                }
+
+                if let Some(storage_class) = &rule.noncurrent_version_transition_storage_class {
+                    data.push_str("<StorageClass>");
+                    data.push_str(storage_class);
+                    data.push_str("</StorageClass>");
+                }
+
+                if let Some(versions) = rule.noncurrent_version_transition_newer_versions {
+                    data.push_str("<NewerNoncurrentVersions>");
+                    data.push_str(&versions.to_string());
+                    data.push_str("</NewerNoncurrentVersions>");
+                }
+
+                data.push_str("</NoncurrentVersionTransition>");
+            }
+
+            // Transition
+            let has_transition = rule.transition_date.is_some()
+                || rule.transition_days.is_some()
+                || rule.transition_storage_class.is_some();
+
+            if has_transition {
+                data.push_str("<Transition>");
+
+                if let Some(date) = rule.transition_date {
+                    data.push_str("<Date>");
+                    data.push_str(&to_iso8601utc(date));
+                    data.push_str("</Date>");
+                }
+
+                if let Some(days) = rule.transition_days {
+                    data.push_str("<Days>");
+                    data.push_str(&days.to_string());
+                    data.push_str("</Days>");
+                }
+
+                if let Some(storage_class) = &rule.transition_storage_class {
+                    data.push_str("<StorageClass>");
+                    data.push_str(storage_class);
+                    data.push_str("</StorageClass>");
+                }
+
+                data.push_str("</Transition>");
+            }
+
+            data.push_str("</Rule>");
+        }
+
+        data.push_str("</LifecycleConfiguration>");
+        data
+    }
+}
+
+#[derive(PartialEq, Clone, Debug, Default)]
+pub struct LifecycleRule {
+    // Common
+    pub id: String,
+    pub status: bool,
+    pub filter: Filter,
+
+    // Expiration
+    pub expiration_days: Option<u32>,
+    pub expiration_date: Option<chrono::DateTime<chrono::Utc>>,
+    pub expiration_expired_object_delete_marker: Option<bool>,
+    pub expiration_expired_object_all_versions: Option<bool>,
+
+    // DelMarkerExpiration
+    pub del_marker_expiration_days: Option<u32>,
+
+    // AllVersionsExpiration
+    pub all_versions_expiration_days: Option<u32>,
+    pub all_versions_expiration_delete_marker: Option<bool>,
+
+    // Transition
+    pub transition_days: Option<u32>,
+    pub transition_date: Option<chrono::DateTime<chrono::Utc>>,
+    pub transition_storage_class: Option<String>,
+
+    // NoncurrentVersionExpiration
+    pub noncurrent_version_expiration_noncurrent_days: Option<u32>,
+    pub noncurrent_version_expiration_newer_versions: Option<u32>,
+
+    // NoncurrentVersionTransition
+    pub noncurrent_version_transition_noncurrent_days: Option<u32>,
+    pub noncurrent_version_transition_storage_class: Option<String>,
+    pub noncurrent_version_transition_newer_versions: Option<u32>,
+
+    // AbortIncompleteMultipartUpload
+    pub abort_incomplete_multipart_upload_days_after_initiation: Option<u32>,
+}
+
+impl LifecycleRule {
+    pub fn from_xml(rule_elem: &Element) -> Result<Self, Error> {
+        let mut rule = LifecycleRule::default();
+
+        // Parse ID
+        if let Some(id_elem) = rule_elem.get_child("ID") {
+            if let Some(id_text) = id_elem.get_text() {
+                rule.id = id_text.to_string();
+            }
+        }
+
+        // Parse Status
+        if let Some(status_elem) = rule_elem.get_child("Status") {
+            if let Some(status_text) = status_elem.get_text() {
+                rule.status = status_text == "Enabled";
+            }
+        } else {
+            return Err(Error::XmlError("Missing <Status> element".to_string()));
+        }
+
+        // Parse Filter
+        if let Some(filter_elem) = rule_elem.get_child("Filter") {
+            rule.filter = Filter::from_xml(filter_elem)?;
+        }
+
+        // Parse AbortIncompleteMultipartUpload
+        if let Some(abort_elem) = rule_elem.get_child("AbortIncompleteMultipartUpload") {
+            if let Some(days_elem) = abort_elem.get_child("DaysAfterInitiation") {
+                if let Some(days_text) = days_elem.get_text() {
+                    rule.abort_incomplete_multipart_upload_days_after_initiation =
+                        Some(days_text.parse().map_err(|_| {
+                            Error::XmlError("Invalid DaysAfterInitiation value".to_string())
+                        })?);
+                }
+            }
+        }
+
+        // Parse Expiration
+        if let Some(expiration_elem) = rule_elem.get_child("Expiration") {
+            // Date
+            if let Some(date_elem) = expiration_elem.get_child("Date") {
+                if let Some(date_text) = date_elem.get_text() {
+                    // Assume a function that parses ISO8601 to DateTime<Utc>
+                    rule.expiration_date = Some(parse_iso8601(&date_text)?);
+                }
+            }
+
+            // Days
+            if let Some(days_elem) = expiration_elem.get_child("Days") {
+                if let Some(days_text) = days_elem.get_text() {
+                    rule.expiration_days = Some(days_text.parse().map_err(|_| {
+                        Error::XmlError("Invalid Expiration Days value".to_string())
+                    })?);
+                }
+            }
+
+            // ExpiredObjectDeleteMarker
+            if let Some(delete_marker_elem) = expiration_elem.get_child("ExpiredObjectDeleteMarker")
+            {
+                if let Some(delete_marker_text) = delete_marker_elem.get_text() {
+                    rule.expiration_expired_object_delete_marker =
+                        Some(delete_marker_text == "true");
+                }
+            }
+
+            // ExpiredObjectAllVersions
+            if let Some(all_versions_elem) = expiration_elem.get_child("ExpiredObjectAllVersions") {
+                if let Some(all_versions_text) = all_versions_elem.get_text() {
+                    rule.expiration_expired_object_all_versions = Some(all_versions_text == "true");
+                }
+            }
+        }
+
+        // Parse DelMarkerExpiration
+        if let Some(del_marker_elem) = rule_elem.get_child("DelMarkerExpiration") {
+            if let Some(days_elem) = del_marker_elem.get_child("Days") {
+                if let Some(days_text) = days_elem.get_text() {
+                    rule.del_marker_expiration_days = Some(days_text.parse().map_err(|_| {
+                        Error::XmlError("Invalid DelMarkerExpiration Days value".to_string())
+                    })?);
+                }
+            }
+        }
+
+        // Parse AllVersionsExpiration
+        if let Some(all_versions_elem) = rule_elem.get_child("AllVersionsExpiration") {
+            if let Some(days_elem) = all_versions_elem.get_child("Days") {
+                if let Some(days_text) = days_elem.get_text() {
+                    rule.all_versions_expiration_days = Some(days_text.parse().map_err(|_| {
+                        Error::XmlError("Invalid AllVersionsExpiration Days value".to_string())
+                    })?);
+                }
+            }
+
+            if let Some(delete_marker_elem) = all_versions_elem.get_child("DeleteMarker") {
+                if let Some(delete_marker_text) = delete_marker_elem.get_text() {
+                    rule.all_versions_expiration_delete_marker = Some(delete_marker_text == "true");
+                }
+            }
+        }
+
+        // Parse NoncurrentVersionExpiration
+        if let Some(noncurrent_exp_elem) = rule_elem.get_child("NoncurrentVersionExpiration") {
+            if let Some(days_elem) = noncurrent_exp_elem.get_child("NoncurrentDays") {
+                if let Some(days_text) = days_elem.get_text() {
+                    rule.noncurrent_version_expiration_noncurrent_days =
+                        Some(days_text.parse().map_err(|_| {
+                            Error::XmlError(
+                                "Invalid NoncurrentVersionExpiration NoncurrentDays value"
+                                    .to_string(),
+                            )
+                        })?);
+                }
+            }
+
+            if let Some(versions_elem) = noncurrent_exp_elem.get_child("NewerNoncurrentVersions") {
+                if let Some(versions_text) = versions_elem.get_text() {
+                    rule.noncurrent_version_expiration_newer_versions =
+                        Some(versions_text.parse().map_err(|_| {
+                            Error::XmlError("Invalid NewerNoncurrentVersions value".to_string())
+                        })?);
+                }
+            }
+        }
+
+        // Parse NoncurrentVersionTransition
+        if let Some(noncurrent_trans_elem) = rule_elem.get_child("NoncurrentVersionTransition") {
+            if let Some(days_elem) = noncurrent_trans_elem.get_child("NoncurrentDays") {
+                if let Some(days_text) = days_elem.get_text() {
+                    rule.noncurrent_version_transition_noncurrent_days =
+                        Some(days_text.parse().map_err(|_| {
+                            Error::XmlError(
+                                "Invalid NoncurrentVersionTransition NoncurrentDays value"
+                                    .to_string(),
+                            )
+                        })?);
+                }
+            }
+
+            if let Some(storage_elem) = noncurrent_trans_elem.get_child("StorageClass") {
+                if let Some(storage_text) = storage_elem.get_text() {
+                    rule.noncurrent_version_transition_storage_class =
+                        Some(storage_text.to_string());
+                }
+            }
+
+            if let Some(versions_elem) = noncurrent_trans_elem.get_child("NewerNoncurrentVersions")
+            {
+                if let Some(versions_text) = versions_elem.get_text() {
+                    rule.noncurrent_version_transition_newer_versions =
+                        Some(versions_text.parse().map_err(|_| {
+                            Error::XmlError("Invalid NewerNoncurrentVersions value".to_string())
+                        })?);
+                }
+            }
+        }
+
+        // Parse Transition
+        if let Some(transition_elem) = rule_elem.get_child("Transition") {
+            // Date
+            if let Some(date_elem) = transition_elem.get_child("Date") {
+                if let Some(date_text) = date_elem.get_text() {
+                    rule.transition_date = Some(parse_iso8601(&date_text)?);
+                }
+            }
+
+            // Days
+            if let Some(days_elem) = transition_elem.get_child("Days") {
+                if let Some(days_text) = days_elem.get_text() {
+                    rule.transition_days = Some(days_text.parse().map_err(|_| {
+                        Error::XmlError("Invalid Transition Days value".to_string())
+                    })?);
+                }
+            }
+
+            // StorageClass
+            if let Some(storage_elem) = transition_elem.get_child("StorageClass") {
+                if let Some(storage_text) = storage_elem.get_text() {
+                    rule.transition_storage_class = Some(storage_text.to_string());
+                }
+            }
+        }
+
+        Ok(rule)
+    }
+
+    pub fn validate(&self) -> Result<(), Error> {
+        // Basic validation requirements
+
+        // Ensure ID is present
+        if self.id.is_empty() {
+            return Err(Error::XmlError("Rule ID cannot be empty".to_string()));
+        }
+
+        // Validate storage classes in transitions
+        if let Some(storage_class) = &self.transition_storage_class {
+            if storage_class.is_empty() {
+                return Err(Error::XmlError(
+                    "Transition StorageClass cannot be empty".to_string(),
+                ));
+            }
+        }
+
+        if let Some(storage_class) = &self.noncurrent_version_transition_storage_class {
+            if storage_class.is_empty() {
+                return Err(Error::XmlError(
+                    "NoncurrentVersionTransition StorageClass cannot be empty".to_string(),
+                ));
+            }
+        }
+
+        // Check that expiration has either days or date, not both
+        if self.expiration_days.is_some() && self.expiration_date.is_some() {
+            return Err(Error::XmlError(
+                "Expiration cannot specify both Days and Date".to_string(),
+            ));
+        }
+
+        // Check that transition has either days or date, not both
+        if self.transition_days.is_some() && self.transition_date.is_some() {
+            return Err(Error::XmlError(
+                "Transition cannot specify both Days and Date".to_string(),
+            ));
+        }
+
+        Ok(())
+    }
+}
+
+// Helper function to parse ISO8601 dates
+fn parse_iso8601(date_str: &str) -> Result<chrono::DateTime<chrono::Utc>, Error> {
+    chrono::DateTime::parse_from_rfc3339(date_str)
+        .map(|dt| dt.with_timezone(&chrono::Utc))
+        .map_err(|_| Error::XmlError(format!("Invalid date format: {}", date_str)))
+}

src/s3/mod.rs

@@ -20,6 +20,7 @@ pub mod client;
 pub mod creds;
 pub mod error;
 pub mod http;
+pub mod lifecycle_config;
 pub mod multimap;
 mod object_content;
 pub mod response;

src/s3/response/get_bucket_lifecycle.rs

@@ -14,10 +14,12 @@
 // limitations under the License.
 
 use crate::s3::error::Error;
-use crate::s3::types::{FromS3Response, LifecycleConfig, S3Request};
-use crate::s3::utils::take_bucket;
+use crate::s3::lifecycle_config::LifecycleConfig;
+use crate::s3::types::{FromS3Response, S3Request};
+use crate::s3::utils::{UtcTime, take_bucket};
 use async_trait::async_trait;
 use bytes::Buf;
+use chrono::{DateTime, NaiveDateTime, Utc};
 use http::HeaderMap;
 use std::mem;
 use xmltree::Element;
@@ -47,6 +49,10 @@ pub struct GetBucketLifecycleResponse {
     ///
     /// If the bucket has no lifecycle configuration, this field may contain an empty configuration.
     pub config: LifecycleConfig,
+
+    /// Optional value of `X-Minio-LifecycleConfig-UpdatedAt` header, indicating the last update
+    /// time of the lifecycle configuration.
+    pub updated_at: Option<UtcTime>,
 }
 
 #[async_trait]
@@ -62,11 +68,21 @@ impl FromS3Response for GetBucketLifecycleResponse {
             let mut root = Element::parse(body.reader())?;
             LifecycleConfig::from_xml(&mut root)?
         };
+        let updated_at: Option<DateTime<Utc>> = headers
+            .get("x-minio-lifecycleconfig-updatedat")
+            .and_then(|v| v.to_str().ok())
+            .and_then(|v| {
+                NaiveDateTime::parse_from_str(v, "%Y%m%dT%H%M%SZ")
+                    .ok()
+                    .map(|naive| DateTime::from_naive_utc_and_offset(naive, Utc))
+            });
+
         Ok(Self {
             headers,
             region: req.inner_region,
             bucket: take_bucket(req.bucket)?,
             config,
+            updated_at,
         })
     }
 }

src/s3/types.rs

@@ -17,9 +17,7 @@
 
 use super::client::{Client, DEFAULT_REGION};
 use crate::s3::error::Error;
-use crate::s3::utils::{
-    UtcTime, from_iso8601utc, get_default_text, get_option_text, get_text, to_iso8601utc,
-};
+use crate::s3::utils::{UtcTime, get_option_text, get_text};
 
 use crate::s3::multimap::Multimap;
 use crate::s3::segmented_bytes::SegmentedBytes;
@@ -934,7 +932,7 @@ pub struct AndOperator {
     pub tags: Option<HashMap<String, String>>,
 }
 
-#[derive(Clone, Debug, PartialEq)]
+#[derive(Clone, Debug, PartialEq, Default)]
 /// Filter information
 pub struct Filter {
     pub and_operator: Option<AndOperator>,
@@ -1050,309 +1048,6 @@ impl Filter {
     }
 }
 
-#[derive(PartialEq, Clone, Debug)]
-/// Lifecycle rule information
-pub struct LifecycleRule {
-    pub abort_incomplete_multipart_upload_days_after_initiation: Option<usize>,
-    pub expiration_date: Option<UtcTime>,
-    pub expiration_days: Option<usize>,
-    pub expiration_expired_object_delete_marker: Option<bool>,
-    pub filter: Filter,
-    pub id: String,
-    pub noncurrent_version_expiration_noncurrent_days: Option<usize>,
-    pub noncurrent_version_transition_noncurrent_days: Option<usize>,
-    pub noncurrent_version_transition_storage_class: Option<String>,
-    pub status: bool,
-    pub transition_date: Option<UtcTime>,
-    pub transition_days: Option<usize>,
-    pub transition_storage_class: Option<String>,
-}
-
-impl LifecycleRule {
-    pub fn from_xml(element: &Element) -> Result<LifecycleRule, Error> {
-        let expiration = element.get_child("Expiration");
-        let noncurrent_version_transition = element.get_child("NoncurrentVersionTransition");
-        let transition = element.get_child("Transition");
-
-        Ok(LifecycleRule {
-            abort_incomplete_multipart_upload_days_after_initiation: match element
-                .get_child("AbortIncompleteMultipartUpload")
-            {
-                Some(v) => {
-                    let text = get_text(v, "DaysAfterInitiation")?;
-                    Some(text.parse::<usize>()?)
-                }
-                None => None,
-            },
-            expiration_date: match expiration {
-                Some(v) => {
-                    let text = get_text(v, "Date")?;
-                    Some(from_iso8601utc(&text)?)
-                }
-                None => None,
-            },
-            expiration_days: match expiration {
-                Some(v) => {
-                    let text = get_text(v, "Days")?;
-                    Some(text.parse::<usize>()?)
-                }
-                None => None,
-            },
-            expiration_expired_object_delete_marker: match expiration {
-                Some(v) => Some(get_text(v, "ExpiredObjectDeleteMarker")?.to_lowercase() == "true"),
-                None => None,
-            },
-            filter: Filter::from_xml(
-                element
-                    .get_child("Filter")
-                    .ok_or(Error::XmlError("<Filter> tag not found".to_string()))?,
-            )?,
-            id: get_default_text(element, "ID"),
-            noncurrent_version_expiration_noncurrent_days: match element
-                .get_child("NoncurrentVersionExpiration")
-            {
-                Some(v) => {
-                    let text = get_text(v, "NoncurrentDays")?;
-                    Some(text.parse::<usize>()?)
-                }
-                None => None,
-            },
-            noncurrent_version_transition_noncurrent_days: match noncurrent_version_transition {
-                Some(v) => {
-                    let text = get_text(v, "NoncurrentDays")?;
-                    Some(text.parse::<usize>()?)
-                }
-                None => None,
-            },
-            noncurrent_version_transition_storage_class: match noncurrent_version_transition {
-                Some(v) => Some(get_text(v, "StorageClass")?),
-                None => None,
-            },
-            status: get_text(element, "Status")?.to_lowercase() == "Enabled",
-            transition_date: match transition {
-                Some(v) => {
-                    let text = get_text(v, "Date")?;
-                    Some(from_iso8601utc(&text)?)
-                }
-                None => None,
-            },
-            transition_days: match transition {
-                Some(v) => {
-                    let text = get_text(v, "Days")?;
-                    Some(text.parse::<usize>()?)
-                }
-                None => None,
-            },
-            transition_storage_class: match transition {
-                Some(v) => Some(get_text(v, "StorageClass")?),
-                None => None,
-            },
-        })
-    }
-
-    pub fn validate(&self) -> Result<(), Error> {
-        if self
-            .abort_incomplete_multipart_upload_days_after_initiation
-            .is_none()
-            && self.expiration_date.is_none()
-            && self.expiration_days.is_none()
-            && self.expiration_expired_object_delete_marker.is_none()
-            && self.noncurrent_version_expiration_noncurrent_days.is_none()
-            && self.noncurrent_version_transition_storage_class.is_none()
-            && self.transition_date.is_none()
-            && self.transition_days.is_none()
-            && self.transition_storage_class.is_none()
-        {
-            return Err(Error::MissingLifecycleAction);
-        }
-
-        self.filter.validate()?;
-
-        if self.expiration_expired_object_delete_marker.is_some() {
-            if self.expiration_date.is_some() || self.expiration_days.is_some() {
-                return Err(Error::InvalidExpiredObjectDeleteMarker);
-            }
-        } else if self.expiration_date.is_some() && self.expiration_days.is_some() {
-            return Err(Error::InvalidDateAndDays(String::from("expiration")));
-        }
-
-        if self.transition_date.is_some() && self.transition_days.is_some() {
-            return Err(Error::InvalidDateAndDays(String::from("transition")));
-        }
-
-        if self.id.len() > 255 {
-            return Err(Error::InvalidLifecycleRuleId);
-        }
-
-        Ok(())
-    }
-}
-
-#[derive(PartialEq, Clone, Debug, Default)]
-/// Lifecycle configuration
-pub struct LifecycleConfig {
-    pub rules: Vec<LifecycleRule>,
-}
-
-impl LifecycleConfig {
-    pub fn from_xml(root: &mut Element) -> Result<LifecycleConfig, Error> {
-        let mut config = LifecycleConfig { rules: Vec::new() };
-
-        // TODO consider consuming root
-        if let Some(v) = root.get_child("Rule") {
-            for rule in &v.children {
-                config
-                    .rules
-                    .push(LifecycleRule::from_xml(rule.as_element().ok_or(
-                        Error::XmlError("<Rule> tag not found".to_string()),
-                    )?)?);
-            }
-        }
-
-        Ok(config)
-    }
-
-    pub fn validate(&self) -> Result<(), Error> {
-        for rule in &self.rules {
-            rule.validate()?;
-        }
-
-        Ok(())
-    }
-
-    pub fn to_xml(&self) -> String {
-        let mut data = String::from("<LifecycleConfiguration>");
-
-        for rule in &self.rules {
-            data.push_str("<Rule>");
-
-            if rule
-                .abort_incomplete_multipart_upload_days_after_initiation
-                .is_some()
-            {
-                data.push_str("<AbortIncompleteMultipartUpload><DaysAfterInitiation>");
-                data.push_str(
-                    &rule
-                        .abort_incomplete_multipart_upload_days_after_initiation
-                        .unwrap()
-                        .to_string(),
-                );
-                data.push_str("</DaysAfterInitiation></AbortIncompleteMultipartUpload>");
-            }
-
-            if rule.expiration_date.is_some()
-                || rule.expiration_days.is_some()
-                || rule.expiration_expired_object_delete_marker.is_some()
-            {
-                data.push_str("<Expiration>");
-                if rule.expiration_date.is_some() {
-                    data.push_str("<Date>");
-                    data.push_str(&to_iso8601utc(rule.expiration_date.unwrap()));
-                    data.push_str("</Date>");
-                }
-                if rule.expiration_days.is_some() {
-                    data.push_str("<Days>");
-                    data.push_str(&rule.expiration_days.unwrap().to_string());
-                    data.push_str("</Days>");
-                }
-                if rule.expiration_expired_object_delete_marker.is_some() {
-                    data.push_str("<ExpiredObjectDeleteMarker>");
-                    data.push_str(
-                        &rule
-                            .expiration_expired_object_delete_marker
-                            .unwrap()
-                            .to_string(),
-                    );
-                    data.push_str("</ExpiredObjectDeleteMarker>");
-                }
-                data.push_str("</Expiration>");
-            }
-
-            data.push_str(&rule.filter.to_xml());
-
-            if !rule.id.is_empty() {
-                data.push_str("<ID>");
-                data.push_str(&rule.id);
-                data.push_str("</ID>");
-            }
-
-            if rule.noncurrent_version_expiration_noncurrent_days.is_some() {
-                data.push_str("<NoncurrentVersionExpiration><NoncurrentDays>");
-                data.push_str(
-                    &rule
-                        .noncurrent_version_expiration_noncurrent_days
-                        .unwrap()
-                        .to_string(),
-                );
-                data.push_str("</NoncurrentDays></NoncurrentVersionExpiration>");
-            }
-
-            if rule.noncurrent_version_transition_noncurrent_days.is_some()
-                || rule.noncurrent_version_transition_storage_class.is_some()
-            {
-                data.push_str("<NoncurrentVersionTransition>");
-                if rule.noncurrent_version_transition_noncurrent_days.is_some() {
-                    data.push_str("<NoncurrentDays>");
-                    data.push_str(
-                        &rule
-                            .noncurrent_version_expiration_noncurrent_days
-                            .unwrap()
-                            .to_string(),
-                    );
-                    data.push_str("</NoncurrentDays>");
-                }
-                if rule.noncurrent_version_transition_storage_class.is_some() {
-                    data.push_str("<StorageClass>");
-                    data.push_str(
-                        rule.noncurrent_version_transition_storage_class
-                            .as_ref()
-                            .unwrap(),
-                    );
-                    data.push_str("</StorageClass>");
-                }
-                data.push_str("</NoncurrentVersionTransition>");
-            }
-
-            data.push_str("<Status>");
-            if rule.status {
-                data.push_str("Enabled");
-            } else {
-                data.push_str("Disabled");
-            }
-            data.push_str("</Status>");
-
-            if rule.transition_date.is_some()
-                || rule.transition_days.is_some()
-                || rule.transition_storage_class.is_some()
-            {
-                data.push_str("<Transition>");
-                if rule.transition_date.is_some() {
-                    data.push_str("<Date>");
-                    data.push_str(&to_iso8601utc(rule.transition_date.unwrap()));
-                    data.push_str("</Date>");
-                }
-                if rule.transition_days.is_some() {
-                    data.push_str("<Days>");
-                    data.push_str(&rule.transition_days.unwrap().to_string());
-                    data.push_str("</Days>");
-                }
-                if rule.transition_storage_class.is_some() {
-                    data.push_str("<StorageClass>");
-                    data.push_str(rule.transition_storage_class.as_ref().unwrap());
-                    data.push_str("</StorageClass>");
-                }
-                data.push_str("</Transition>");
-            }
-
-            data.push_str("</Rule>");
-        }
-
-        data.push_str("</LifecycleConfiguration>");
-
-        data
-    }
-}
-
 #[allow(clippy::type_complexity)]
 fn parse_common_notification_config(
     element: &mut Element,
@@ -1768,7 +1463,7 @@ impl ReplicationTime {
     }
 }
 
-#[derive(PartialEq, Clone, Debug)]
+#[derive(PartialEq, Clone, Debug, Default)]
 /// Destination information
 pub struct Destination {
     pub bucket_arn: String,
@@ -1909,7 +1604,7 @@ pub struct SourceSelectionCriteria {
     pub sse_kms_encrypted_objects_status: Option<bool>,
 }
 
-#[derive(PartialEq, Clone, Debug)]
+#[derive(PartialEq, Clone, Debug, Default)]
 /// Replication rule information
 pub struct ReplicationRule {
     pub destination: Destination,

tests/test_bucket_lifecycle.rs

@@ -14,10 +14,12 @@
 // limitations under the License.
 
 use minio::s3::client::DEFAULT_REGION;
+use minio::s3::error::{Error, ErrorCode};
+use minio::s3::lifecycle_config::LifecycleConfig;
 use minio::s3::response::{
     DeleteBucketLifecycleResponse, GetBucketLifecycleResponse, PutBucketLifecycleResponse,
 };
-use minio::s3::types::{LifecycleConfig, S3Api};
+use minio::s3::types::S3Api;
 use minio_common::example::create_bucket_lifecycle_config_examples;
 use minio_common::test_context::TestContext;
 
@@ -37,39 +39,47 @@ async fn bucket_lifecycle() {
         .unwrap();
     assert_eq!(resp.bucket, bucket_name);
     assert_eq!(resp.region, DEFAULT_REGION);
-    //println!("response of setting lifecycle: resp={:?}", resp);
 
-    if false {
-        // TODO panics with: called `Result::unwrap()` on an `Err` value: XmlError("<Filter> tag not found")
-        let resp: GetBucketLifecycleResponse = ctx
-            .client
-            .get_bucket_lifecycle(&bucket_name)
-            .send()
-            .await
-            .unwrap();
-        assert_eq!(resp.config, config);
-        assert_eq!(resp.bucket, bucket_name);
-        assert_eq!(resp.region, DEFAULT_REGION);
-        println!("response of getting lifecycle: resp={:?}", resp);
-    }
+    let resp: GetBucketLifecycleResponse = ctx
+        .client
+        .get_bucket_lifecycle(&bucket_name)
+        .with_updated_at(false)
+        .send()
+        .await
+        .unwrap();
+    assert_eq!(resp.config, config);
+    assert_eq!(resp.bucket, bucket_name);
+    assert_eq!(resp.region, DEFAULT_REGION);
+    assert!(resp.updated_at.is_none());
 
-    let _resp: DeleteBucketLifecycleResponse = ctx
+    let resp: GetBucketLifecycleResponse = ctx
+        .client
+        .get_bucket_lifecycle(&bucket_name)
+        .with_updated_at(true)
+        .send()
+        .await
+        .unwrap();
+    assert_eq!(resp.config, config);
+    assert_eq!(resp.bucket, bucket_name);
+    assert_eq!(resp.region, DEFAULT_REGION);
+    assert!(resp.updated_at.is_some());
+
+    let resp: DeleteBucketLifecycleResponse = ctx
         .client
         .delete_bucket_lifecycle(&bucket_name)
         .send()
         .await
         .unwrap();
-    //println!("response of deleting lifecycle: resp={:?}", resp);
+    assert_eq!(resp.bucket, bucket_name);
+    assert_eq!(resp.region, DEFAULT_REGION);
 
-    if false {
-        // TODO panics with: called `Result::unwrap()` on an `Err` value: XmlError("<Filter> tag not found")
-        let resp: GetBucketLifecycleResponse = ctx
-            .client
-            .get_bucket_lifecycle(&bucket_name)
-            .send()
-            .await
-            .unwrap();
-        println!("response of getting policy: resp={:?}", resp);
-        //assert_eq!(resp.config, LifecycleConfig::default());
+    let resp: Result<GetBucketLifecycleResponse, Error> =
+        ctx.client.get_bucket_lifecycle(&bucket_name).send().await;
+    match resp {
+        Err(Error::S3Error(e)) => assert_eq!(e.code, ErrorCode::NoSuchLifecycleConfiguration),
+        v => panic!(
+            "Expected error S3Error(NoSuchLifecycleConfiguration): but got {:?}",
+            v
+        ),
     }
 }