From d4cb4656f6333c4ac031fafe3b69cdda728c59b8 Mon Sep 17 00:00:00 2001
From: iabetor <ruancongyong@gmail.com>
Date: Wed, 15 Feb 2023 14:42:38 +0800
Subject: [PATCH] s3 rename verify delete and write; posix rename verify double
 write (#108)

Co-authored-by: vinsonruan <vinsonruan@tencent.com>
---
 pom.xml                                       |  2 +-
 .../org/apache/hadoop/fs/CosFileSystem.java   | 23 ++++++++++++++-----
 2 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/pom.xml b/pom.xml
index 70de1177..3ed25909 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.qcloud.cos</groupId>
     <artifactId>hadoop-cos</artifactId>
-    <version>8.2.4</version>
+    <version>8.2.5</version>
     <packaging>jar</packaging>
 
     <name>Apache Hadoop Tencent Cloud COS Support</name>
diff --git a/src/main/java/org/apache/hadoop/fs/CosFileSystem.java b/src/main/java/org/apache/hadoop/fs/CosFileSystem.java
index 33165711..dc47365f 100644
--- a/src/main/java/org/apache/hadoop/fs/CosFileSystem.java
+++ b/src/main/java/org/apache/hadoop/fs/CosFileSystem.java
@@ -104,7 +104,7 @@ public void initialize(URI uri, Configuration originalConf) throws IOException {
         this.rangerCredentialsClient = this.nativeStore.getRangerCredentialsClient();
         this.isPosixUseOFSRanger = this.getConf().
                 getBoolean(CosNConfigKeys.COSN_POSIX_BUCKET_USE_OFS_RANGER_ENABLED,
-                CosNConfigKeys.DEFAULT_COSN_POSIX_BUCKET_USE_OFS_RANGER_ENABLED);
+                        CosNConfigKeys.DEFAULT_COSN_POSIX_BUCKET_USE_OFS_RANGER_ENABLED);
 
         // required checkCustomAuth if ranger is enabled and custom authentication is enabled
         checkCustomAuth(conf);
@@ -121,7 +121,7 @@ public void initialize(URI uri, Configuration originalConf) throws IOException {
             }
 
             LOG.info("The posix bucket [{}] use the class [{}] as the filesystem implementation, " +
-                            "use each ranger [{}]", bucket, posixBucketFSImpl, this.isPosixUseOFSRanger);
+                    "use each ranger [{}]", bucket, posixBucketFSImpl, this.isPosixUseOFSRanger);
             // if ofs impl.
             // network version start from the 2.7.
             // sdk version start from the 1.0.4.
@@ -272,11 +272,22 @@ public FSDataInputStream open(Path f, int bufferSize) throws IOException {
     public boolean rename(Path src, Path dst) throws IOException {
         LOG.debug("Rename the source path [{}] to the dest path [{}].", src, dst);
         checkInitialized();
-        checkPermission(src, RangerAccessType.DELETE);
+        renameCheckPermission(src);
         checkPermission(dst, RangerAccessType.WRITE);
         return this.actualImplFS.rename(src, dst);
     }
 
+    private void renameCheckPermission(Path src) throws IOException {
+        if (useOFSRanger()) {
+            return;
+        }
+        if (this.isPosixImpl) {
+            checkPermission(src, RangerAccessType.WRITE);
+        } else {
+            checkPermission(src, RangerAccessType.DELETE);
+        }
+    }
+
     @Override
     public long getDefaultBlockSize() {
         return this.actualImplFS.getDefaultBlockSize();
@@ -440,7 +451,7 @@ public ContentSummary getContentSummary(Path f) throws IOException {
 
     @Override
     public void setOwner(Path p, String userName, String groupName) throws IOException {
-        LOG.debug("set owner, path: {}, userName: {}, groupName: {}",p, userName, groupName);
+        LOG.debug("set owner, path: {}, userName: {}, groupName: {}", p, userName, groupName);
         checkInitialized();
         checkPermission(p, RangerAccessType.WRITE);
         this.actualImplFS.setOwner(p, userName, groupName);
@@ -497,7 +508,7 @@ private void passThroughRangerConfig() {
         }
     }
 
-    private  HashMap<String, String> getPOSIXBucketConfigMap() {
+    private HashMap<String, String> getPOSIXBucketConfigMap() {
         HashMap<String, String> configMap = new HashMap<>();
         configMap.put(CosNConfigKeys.COSN_APPID_KEY, Constants.COSN_POSIX_BUCKET_APPID_CONFIG);
         configMap.put(CosNConfigKeys.COSN_REGION_KEY, Constants.COSN_POSIX_BUCKET_REGION_CONFIG);
@@ -510,7 +521,7 @@ private  HashMap<String, String> getPOSIXBucketConfigMap() {
     // exclude the ofs original config, filter the ofs config with COSN_CONFIG_TRANSFER_PREFIX
     private void transferOfsConfig() {
         // cosn config -> ofs config -> trsf ofs config
-        HashMap<String, String>  configMap = getPOSIXBucketConfigMap();
+        HashMap<String, String> configMap = getPOSIXBucketConfigMap();
         for (String org : configMap.keySet()) {
             String content = this.getConf().get(org);
             if (null != content && !content.isEmpty()) {