refactor: reorganize RPC modules into unified structure

ecstore/src/store_utils.rs

@@ -1,7 +1,10 @@
 use crate::config::storageclass::STANDARD;
+use crate::disk::RUSTFS_META_BUCKET;
+use regex::Regex;
 use rustfs_filemeta::headers::AMZ_OBJECT_TAGGING;
 use rustfs_filemeta::headers::AMZ_STORAGE_CLASS;
 use std::collections::HashMap;
+use std::io::{Error, Result};
 
 pub fn clean_metadata(metadata: &mut HashMap<String, String>) {
     remove_standard_storage_class(metadata);
@@ -19,3 +22,60 @@ pub fn clean_metadata_keys(metadata: &mut HashMap<String, String>, key_names: &[
         metadata.remove(key.to_owned());
     }
 }
+
+// 检查是否为  元数据桶
+fn is_meta_bucket(bucket_name: &str) -> bool {
+    bucket_name == RUSTFS_META_BUCKET
+}
+
+// 检查是否为 保留桶
+fn is_reserved_bucket(bucket_name: &str) -> bool {
+    bucket_name == "rustfs"
+}
+
+// 检查桶名是否为保留名或无效名
+pub fn is_reserved_or_invalid_bucket(bucket_entry: &str, strict: bool) -> bool {
+    if bucket_entry.is_empty() {
+        return true;
+    }
+
+    let bucket_entry = bucket_entry.trim_end_matches('/');
+    let result = check_bucket_name(bucket_entry, strict).is_err();
+
+    result || is_meta_bucket(bucket_entry) || is_reserved_bucket(bucket_entry)
+}
+
+// 检查桶名是否有效
+fn check_bucket_name(bucket_name: &str, strict: bool) -> Result<()> {
+    if bucket_name.trim().is_empty() {
+        return Err(Error::other("Bucket name cannot be empty"));
+    }
+    if bucket_name.len() < 3 {
+        return Err(Error::other("Bucket name cannot be shorter than 3 characters"));
+    }
+    if bucket_name.len() > 63 {
+        return Err(Error::other("Bucket name cannot be longer than 63 characters"));
+    }
+
+    let ip_address_regex = Regex::new(r"^(\d+\.){3}\d+$").unwrap();
+    if ip_address_regex.is_match(bucket_name) {
+        return Err(Error::other("Bucket name cannot be an IP address"));
+    }
+
+    let valid_bucket_name_regex = if strict {
+        Regex::new(r"^[a-z0-9][a-z0-9\.\-]{1,61}[a-z0-9]$").unwrap()
+    } else {
+        Regex::new(r"^[A-Za-z0-9][A-Za-z0-9\.\-_:]{1,61}[A-Za-z0-9]$").unwrap()
+    };
+
+    if !valid_bucket_name_regex.is_match(bucket_name) {
+        return Err(Error::other("Bucket name contains invalid characters"));
+    }
+
+    // 检查包含 "..", ".-", "-."
+    if bucket_name.contains("..") || bucket_name.contains(".-") || bucket_name.contains("-.") {
+        return Err(Error::other("Bucket name contains invalid characters"));
+    }
+
+    Ok(())
+}