xuchenhao commented on code in PR #59065: URL: https://github.com/apache/doris/pull/59065#discussion_r2908677428
########## fe/fe-core/src/main/java/org/apache/doris/datasource/FileCacheAdmissionManager.java: ########## @@ -0,0 +1,695 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you under the Apache License, Version 2.0 (the +// "License"); you may not use this file except in compliance +// with the License. You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, +// software distributed under the License is distributed on an +// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +// KIND, either express or implied. See the License for the +// specific language governing permissions and limitations +// under the License. + +package org.apache.doris.datasource; + +import org.apache.doris.common.Config; +import org.apache.doris.common.ConfigWatcher; + +import com.fasterxml.jackson.annotation.JsonCreator; +import com.fasterxml.jackson.annotation.JsonProperty; +import com.fasterxml.jackson.core.type.TypeReference; +import com.fasterxml.jackson.databind.ObjectMapper; +import org.apache.logging.log4j.LogManager; +import org.apache.logging.log4j.Logger; + +import java.io.File; +import java.io.FilenameFilter; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.HashMap; +import java.util.HashSet; +import java.util.List; +import java.util.Map; +import java.util.Set; +import java.util.concurrent.atomic.AtomicReference; +import java.util.concurrent.locks.ReentrantReadWriteLock; + +public class FileCacheAdmissionManager { + private static final Logger LOG = LogManager.getLogger(FileCacheAdmissionManager.class); + + public enum RuleType { + EXCLUDE(0), + INCLUDE(1); + + private final int value; + + RuleType(int value) { + this.value = value; + } + + public static RuleType fromValue(int value) { + if (value == 0) { + return EXCLUDE; + } else if (value == 1) { + return INCLUDE; + } + throw new IllegalArgumentException("Invalid RuleType Value: " + value); + } + } + + public enum RuleLevel { + PARTITION, // 0 + TABLE, // 1 + DATABASE, // 2 + CATALOG, // 3 + GLOBAL, // 4 + INVALID // 5 + } + + public static class RulePattern { + private final long id; + private final String userIdentity; + private final String catalog; + private final String database; + private final String table; + private final String partitionPattern; + private final RuleType ruleType; + + public RulePattern(long id, String userIdentity, String catalog, String database, + String table, String partitionPattern, RuleType ruleType) { + this.id = id; + this.userIdentity = userIdentity; + this.catalog = catalog != null ? catalog : ""; + this.database = database != null ? database : ""; + this.table = table != null ? table : ""; + this.partitionPattern = partitionPattern != null ? partitionPattern : ""; + this.ruleType = ruleType; + } + + public long getId() { + return id; + } + + public String getUserIdentity() { + return userIdentity; + } + + public String getCatalog() { + return catalog; + } + + public String getDatabase() { + return database; + } + + public String getTable() { + return table; + } + + public String getPartitionPattern() { + return partitionPattern; + } + + public RuleType getRuleType() { + return ruleType; + } + } + + public static class AdmissionRule { + private final long id; + private final String userIdentity; + private final String catalog; + private final String database; + private final String table; + private final String partitionPattern; + private final RuleType ruleType; + private final boolean enabled; + private final long createdTime; + private final long updatedTime; + + @JsonCreator + public AdmissionRule( + @JsonProperty("id") long id, + @JsonProperty("user_identity") String userIdentity, + @JsonProperty("catalog_name") String catalog, + @JsonProperty("database_name") String database, + @JsonProperty("table_name") String table, + @JsonProperty("partition_pattern") String partitionPattern, + @JsonProperty("rule_type") int ruleType, + @JsonProperty("enabled") boolean enabled, + @JsonProperty("created_time") long createdTime, + @JsonProperty("updated_time") long updatedTime) { + this.id = id; + this.userIdentity = userIdentity != null ? userIdentity : ""; + this.catalog = catalog != null ? catalog : ""; + this.database = database != null ? database : ""; + this.table = table != null ? table : ""; + this.partitionPattern = partitionPattern != null ? partitionPattern : ""; + this.ruleType = RuleType.fromValue(ruleType); + this.enabled = enabled; + this.createdTime = createdTime; + this.updatedTime = updatedTime; + } + + public RulePattern toRulePattern() { + return new RulePattern(id, userIdentity, catalog, database, table, partitionPattern, ruleType); + } + + public long getId() { + return id; + } + + public String getUserIdentity() { + return userIdentity; + } + + public String getTable() { + return table; + } + + public String getDatabase() { + return database; + } + + public String getCatalog() { + return catalog; + } + + public String getPartitionPattern() { + return partitionPattern; + } + + public RuleType getRuleType() { + return ruleType; + } + + public boolean getEnabled() { + return enabled; + } + + public long getCreatedTime() { + return createdTime; + } + + public long getUpdatedTime() { + return updatedTime; + } + } + + public static class RuleLoader { + private static final ObjectMapper MAPPER = new ObjectMapper(); + + public static List<AdmissionRule> loadRulesFromFile(String filePath) throws Exception { + File file = new File(filePath); + if (!file.exists()) { + throw new IllegalArgumentException("File cache admission JSON file does not exist: " + filePath); + } + + return MAPPER.readValue(file, new TypeReference<List<AdmissionRule>>() {}); + } + } + + public static class RuleCollection { + private Boolean excludeGlobal = false; + private final Set<String> excludeCatalogRules = new HashSet<>(); + private final Map<String, Set<String>> excludeDatabaseRules = new HashMap<>(); + private final Map<String, Set<String>> excludeTableRules = new HashMap<>(); + + private Boolean includeGlobal = false; + private final Set<String> includeCatalogRules = new HashSet<>(); + private final Map<String, Set<String>> includeDatabaseRules = new HashMap<>(); + private final Map<String, Set<String>> includeTableRules = new HashMap<>(); + + public static final String REASON_COMMON_CATALOG_BLACKLIST = "common catalog-level blacklist rule"; + public static final String REASON_COMMON_CATALOG_WHITELIST = "common catalog-level whitelist rule"; + public static final String REASON_COMMON_DATABASE_BLACKLIST = "common database-level blacklist rule"; + public static final String REASON_COMMON_DATABASE_WHITELIST = "common database-level whitelist rule"; + public static final String REASON_COMMON_TABLE_BLACKLIST = "common table-level blacklist rule"; + public static final String REASON_COMMON_TABLE_WHITELIST = "common table-level whitelist rule"; + public static final String REASON_USER_GLOBAL_BLACKLIST = "user global-level blacklist rule"; + public static final String REASON_USER_GLOBAL_WHITELIST = "user global-level whitelist rule"; + public static final String REASON_USER_CATALOG_BLACKLIST = "user catalog-level blacklist rule"; + public static final String REASON_USER_CATALOG_WHITELIST = "user catalog-level whitelist rule"; + public static final String REASON_USER_DATABASE_BLACKLIST = "user database-level blacklist rule"; + public static final String REASON_USER_DATABASE_WHITELIST = "user database-level whitelist rule"; + public static final String REASON_USER_TABLE_BLACKLIST = "user table-level blacklist rule"; + public static final String REASON_USER_TABLE_WHITELIST = "user table-level whitelist rule"; + public static final String REASON_DEFAULT = "default rule"; + + public boolean isAdmittedAtTableLevel(String userIdentity, String catalog, String database, String table, + AtomicReference<String> reason) { + + String catalogDatabase = catalog + "." + database; + + if (containsKeyValue(excludeTableRules, table, catalogDatabase)) { + reason.set(REASON_COMMON_TABLE_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (containsKeyValue(includeTableRules, table, catalogDatabase)) { + reason.set(REASON_COMMON_TABLE_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + if (containsKeyValue(excludeDatabaseRules, database, catalog)) { + reason.set(REASON_COMMON_DATABASE_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (containsKeyValue(includeDatabaseRules, database, catalog)) { + reason.set(REASON_COMMON_DATABASE_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + if (excludeCatalogRules.contains(catalog)) { + reason.set(REASON_COMMON_CATALOG_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (includeCatalogRules.contains(catalog)) { + reason.set(REASON_COMMON_CATALOG_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + + reason.set(REASON_DEFAULT); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + + public boolean isAdmittedAtTableLevel(RuleCollection userCollection, String userIdentity, + String catalog, String database, String table, + AtomicReference<String> reason) { + + String catalogDatabase = catalog + "." + database; + + if (containsKeyValue(excludeTableRules, table, catalogDatabase)) { + reason.set(REASON_COMMON_TABLE_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (containsKeyValue(userCollection.excludeTableRules, table, catalogDatabase)) { + reason.set(REASON_USER_TABLE_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (containsKeyValue(includeTableRules, table, catalogDatabase)) { + reason.set(REASON_COMMON_TABLE_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + if (containsKeyValue(userCollection.includeTableRules, table, catalogDatabase)) { + reason.set(REASON_USER_TABLE_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + if (containsKeyValue(excludeDatabaseRules, database, catalog)) { + reason.set(REASON_COMMON_DATABASE_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (containsKeyValue(userCollection.excludeDatabaseRules, database, catalog)) { + reason.set(REASON_USER_DATABASE_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (containsKeyValue(includeDatabaseRules, database, catalog)) { + reason.set(REASON_COMMON_DATABASE_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + if (containsKeyValue(userCollection.includeDatabaseRules, database, catalog)) { + reason.set(REASON_USER_DATABASE_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + if (excludeCatalogRules.contains(catalog)) { + reason.set(REASON_COMMON_CATALOG_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (userCollection.excludeCatalogRules.contains(catalog)) { + reason.set(REASON_USER_CATALOG_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (includeCatalogRules.contains(catalog)) { + reason.set(REASON_COMMON_CATALOG_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + if (userCollection.includeCatalogRules.contains(catalog)) { + reason.set(REASON_USER_CATALOG_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + if (userCollection.excludeGlobal) { + reason.set(REASON_USER_GLOBAL_BLACKLIST); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + if (userCollection.includeGlobal) { + reason.set(REASON_USER_GLOBAL_WHITELIST); + logAdmission(true, userIdentity, catalog, database, table, reason.get()); + return true; + } + + reason.set(REASON_DEFAULT); + logAdmission(false, userIdentity, catalog, database, table, reason.get()); + return false; + } + + private boolean containsKeyValue(Map<String, Set<String>> map, String key, String value) { + Set<String> set = map.get(key); + return set != null && set.contains(value); + } + + private void logAdmission(boolean admitted, String userIdentity, String catalog, String database, + String table, String reason) { + if (LOG.isDebugEnabled()) { + String status = admitted ? "admitted" : "denied"; + + String logMessage = String.format( + "File cache request %s by %s, user_identity: %s, " + + "catalog: %s, database: %s, table: %s", + status, reason, userIdentity, catalog, database, table); + + LOG.debug(logMessage); + } + } + + public RuleLevel getRuleLevel(RulePattern rulePattern) { + int pattern = 0; + if (!rulePattern.getPartitionPattern().isEmpty()) { + pattern |= 1; + } + if (!rulePattern.getTable().isEmpty()) { + pattern |= 1 << 1; + } + if (!rulePattern.getDatabase().isEmpty()) { + pattern |= 1 << 2; + } + if (!rulePattern.getCatalog().isEmpty()) { + pattern |= 1 << 3; + } + + RuleLevel[] levelTable = { + /* 0000 */ RuleLevel.GLOBAL, // 0 + /* 0001 */ RuleLevel.INVALID, // 1 + /* 0010 */ RuleLevel.INVALID, // 2 + /* 0011 */ RuleLevel.INVALID, // 3 + /* 0100 */ RuleLevel.INVALID, // 4 + /* 0101 */ RuleLevel.INVALID, // 5 + /* 0110 */ RuleLevel.INVALID, // 6 + /* 0111 */ RuleLevel.INVALID, // 7 + /* 1000 */ RuleLevel.CATALOG, // 8 + /* 1001 */ RuleLevel.INVALID, // 9 + /* 1010 */ RuleLevel.INVALID, // 10 + /* 1011 */ RuleLevel.INVALID, // 11 + /* 1100 */ RuleLevel.DATABASE, // 12 + /* 1101 */ RuleLevel.INVALID, // 13 + /* 1110 */ RuleLevel.TABLE, // 14 + /* 1111 */ RuleLevel.PARTITION // 15 + }; + + return levelTable[pattern]; + } + + public void add(RulePattern rulePattern) { + RuleLevel ruleLevel = getRuleLevel(rulePattern); + if (ruleLevel == RuleLevel.INVALID) { + return; + } + + Set<String> catalogRules = (rulePattern.getRuleType() == RuleType.EXCLUDE) + ? excludeCatalogRules : includeCatalogRules; + Map<String, Set<String>> databaseRules = (rulePattern.getRuleType() == RuleType.EXCLUDE) + ? excludeDatabaseRules : includeDatabaseRules; + Map<String, Set<String>> tableRules = (rulePattern.getRuleType() == RuleType.EXCLUDE) + ? excludeTableRules : includeTableRules; + + switch (ruleLevel) { + case GLOBAL: + if (rulePattern.getRuleType() == RuleType.EXCLUDE) { + excludeGlobal = true; + } else { + includeGlobal = true; + } + break; + case CATALOG: + catalogRules.add(rulePattern.getCatalog()); + break; + case DATABASE: + databaseRules.computeIfAbsent(rulePattern.getDatabase(), k -> new HashSet<>()) + .add(rulePattern.getCatalog()); + break; + case TABLE: + String catalogDatabase = rulePattern.getCatalog() + "." + rulePattern.getDatabase(); + tableRules.computeIfAbsent(rulePattern.getTable(), k -> new HashSet<>()) + .add(catalogDatabase); + break; + case PARTITION: + // TODO: Implementing partition-level rules + break; + default: + break; + } + } + } + + // Thread-safe rule management supporting concurrent reads and writes. + public static class ConcurrentRuleManager { + // Characters in ASCII order: A-Z, then other symbols, then a-z + private static final int PARTITION_COUNT = 58; + private final List<Map<String, RuleCollection>> maps; + private final RuleCollection commonCollection; + + static List<String> otherReasons = new ArrayList<>(Arrays.asList( + "empty user_identity", + "invalid user_identity" + )); + + public ConcurrentRuleManager() { + maps = new ArrayList<>(PARTITION_COUNT); + commonCollection = new RuleCollection(); + + for (int i = 0; i < PARTITION_COUNT; i++) { + maps.add(new HashMap<>()); + } + } + + private int getIndex(char firstChar) { + return firstChar - 'A'; + } + + public void initialize(List<AdmissionRule> rules) { + for (AdmissionRule rule : rules) { + if (!rule.getEnabled()) { + continue; + } + + RulePattern rulePattern = rule.toRulePattern(); + + if (rulePattern.getUserIdentity().isEmpty()) { + commonCollection.add(rulePattern); + continue; + } + + char firstChar = rulePattern.getUserIdentity().charAt(0); + if (!Character.isAlphabetic(firstChar)) { + continue; + } + + int index = getIndex(firstChar); + maps.get(index).computeIfAbsent(rulePattern.getUserIdentity(), + k -> new RuleCollection()).add(rulePattern); + } + } + + public boolean isAdmittedAtTableLevel(String userIdentity, String catalog, String database, String table, + AtomicReference<String> reason) { + if (userIdentity.isEmpty()) { + reason.set(otherReasons.get(0)); + logDefaultAdmission(userIdentity, catalog, database, table, reason.get()); + return false; + } + + char firstChar = userIdentity.charAt(0); + if (!Character.isAlphabetic(firstChar)) { + reason.set(otherReasons.get(1)); + logDefaultAdmission(userIdentity, catalog, database, table, reason.get()); + return false; + } + + int index = getIndex(firstChar); + RuleCollection collection = maps.get(index).get(userIdentity); + if (collection == null) { + return commonCollection.isAdmittedAtTableLevel(userIdentity, catalog, database, table, reason); + } else { + return commonCollection.isAdmittedAtTableLevel( + collection, userIdentity, catalog, database, table, reason); + } + } + + private void logDefaultAdmission(String userIdentity, String catalog, String database, String table, + String reason) { + if (LOG.isDebugEnabled()) { + boolean admitted = false; + String decision = admitted ? "admitted" : "denied"; + + String logMessage = String.format( + "File cache request %s by default rule, " + + "user_identity: %s, catalog: %s, database: %s, table: %s, reason: %s", + decision, userIdentity, catalog, database, table, reason); + + LOG.debug(logMessage); + } + } + } + + private ConcurrentRuleManager ruleManager; + + private final ReentrantReadWriteLock rwLock = new ReentrantReadWriteLock(); + private final ReentrantReadWriteLock.ReadLock readLock = rwLock.readLock(); + private final ReentrantReadWriteLock.WriteLock writeLock = rwLock.writeLock(); + + private static final FileCacheAdmissionManager INSTANCE = new FileCacheAdmissionManager(); + + private ConfigWatcher watcher; + + public FileCacheAdmissionManager() { + this.ruleManager = new ConcurrentRuleManager(); + } + + public static FileCacheAdmissionManager getInstance() { + return INSTANCE; + } + + public void initialize(List<AdmissionRule> rules) { + ruleManager.initialize(rules); + } + + public boolean isAdmittedAtTableLevel(String userIdentity, String catalog, String database, String table, + AtomicReference<String> reason) { + readLock.lock(); + boolean admissionResult = ruleManager.isAdmittedAtTableLevel(userIdentity, catalog, database, table, reason); + readLock.unlock(); + + return admissionResult; + } + + public void loadRules(String filePath) { + if (filePath == null || filePath.isEmpty()) { + LOG.warn("File cache admission JSON file path is not configured, admission control will be disabled."); + return; + } + + try { + List<AdmissionRule> loadedRules = RuleLoader.loadRulesFromFile(filePath); + LOG.info("{} rules loaded successfully from file: {}", loadedRules.size(), filePath); + + ConcurrentRuleManager newRuleManager = new ConcurrentRuleManager(); + newRuleManager.initialize(loadedRules); + + writeLock.lock(); + ruleManager = newRuleManager; + writeLock.unlock(); + } catch (Exception e) { + LOG.error("Failed to load file cache admission rules from file: {}", filePath, e); + } + } + + public void loadRules() { + if (Config.file_cache_admission_control_json_dir == null + || Config.file_cache_admission_control_json_dir.isEmpty()) { + LOG.warn("File cache admission JSON directory is not configured, admission control will be disabled."); + return; + } + + try { + File ruleDir = new File(Config.file_cache_admission_control_json_dir); + + if (!ruleDir.exists()) { + LOG.warn("File cache admission JSON directory does not exist: {}", + Config.file_cache_admission_control_json_dir); + return; + } + + if (!ruleDir.isDirectory()) { + LOG.error("File cache admission JSON directory is not a directory: {}", + Config.file_cache_admission_control_json_dir); + return; + } + + File[] jsonFiles = ruleDir.listFiles(new FilenameFilter() { + @Override + public boolean accept(File dir, String name) { + return name.toLowerCase().endsWith(".json"); + } + }); + + LOG.info("Found {} JSON files in admission rule directory: {}", + jsonFiles.length, Config.file_cache_admission_control_json_dir); + + List<AdmissionRule> allRules = new ArrayList<>(); + + // Duplicate rule handling: only rules with `enabled=true` are stored. + // A rule is considered duplicate if its `userIdentity`, `catalog`, `database`, `table`, + // `partitionPattern`, and 'ruleType' all match another rule, regardless of their `enabled` flag. + // Duplicate enabled rules are automatically deduplicated during processing. + for (File jsonFile : jsonFiles) { + List<AdmissionRule> loadedRules = RuleLoader.loadRulesFromFile(jsonFile.getPath()); + LOG.info("{} rules loaded successfully from JSON file: {}", loadedRules.size(), + jsonFile.getPath()); + + allRules.addAll(loadedRules); + } + + ConcurrentRuleManager newRuleManager = new ConcurrentRuleManager(); + newRuleManager.initialize(allRules); + + writeLock.lock(); + ruleManager = newRuleManager; + writeLock.unlock(); + } catch (Exception e) { + LOG.error("Failed to load file cache admission rules from directory: {}", + Config.file_cache_admission_control_json_dir, e); + } + } + + // Reloads all JSON rules and replaces the ConcurrentRuleManager + // when any .json file is created, modified, or deleted. + public void loadOnStartup() { + LOG.info("Loading file cache admission rules..."); + loadRules(); + + LOG.info("Starting file cache admission rules refreshing task"); + watcher = new ConfigWatcher(Config.file_cache_admission_control_json_dir); + watcher.setOnCreateConsumer(filePath -> { Review Comment: Done -- This is an automated message from the Apache Git Service. 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