feat: user authz

hybridse/include/node/node_enum.h

@@ -98,6 +98,8 @@ enum SqlNodeType {
     kColumnSchema,
     kCreateUserStmt,
     kAlterUserStmt,
+    kGrantStmt,
+    kRevokeStmt,
     kCallStmt,
     kSqlNodeTypeLast,  // debug type
     kVariadicUdfDef,
@@ -347,6 +349,8 @@ enum PlanType {
     kPlanTypeShow,
     kPlanTypeCreateUser,
     kPlanTypeAlterUser,
+    kPlanTypeGrant,
+    kPlanTypeRevoke,
     kPlanTypeCallStmt,
     kUnknowPlan = -1,
 };

hybridse/include/node/plan_node.h

@@ -739,6 +739,67 @@ class CreateUserPlanNode : public LeafPlanNode {
     const std::shared_ptr<OptionsMap> options_;
 };
 
+class GrantPlanNode : public LeafPlanNode {
+ public:
+    explicit GrantPlanNode(std::optional<std::string> target_type, std::string database, std::string target,
+                           std::vector<std::string> privileges, bool is_all_privileges,
+                           std::vector<std::string> grantees, bool with_grant_option)
+        : LeafPlanNode(kPlanTypeGrant),
+          target_type_(target_type),
+          database_(database),
+          target_(target),
+          privileges_(privileges),
+          is_all_privileges_(is_all_privileges),
+          grantees_(grantees),
+          with_grant_option_(with_grant_option) {}
+    ~GrantPlanNode() = default;
+    const std::vector<std::string> Privileges() const { return privileges_; }
+    const std::vector<std::string> Grantees() const { return grantees_; }
+    const std::string Database() const { return database_; }
+    const std::string Target() const { return target_; }
+    const std::optional<std::string> TargetType() const { return target_type_; }
+    const bool IsAllPrivileges() const { return is_all_privileges_; }
+    const bool WithGrantOption() const { return with_grant_option_; }
+
+ private:
+    std::optional<std::string> target_type_;
+    std::string database_;
+    std::string target_;
+    std::vector<std::string> privileges_;
+    bool is_all_privileges_;
+    std::vector<std::string> grantees_;
+    bool with_grant_option_;
+};
+
+class RevokePlanNode : public LeafPlanNode {
+ public:
+    explicit RevokePlanNode(std::optional<std::string> target_type, std::string database, std::string target,
+                            std::vector<std::string> privileges, bool is_all_privileges,
+                            std::vector<std::string> grantees)
+        : LeafPlanNode(kPlanTypeRevoke),
+          target_type_(target_type),
+          database_(database),
+          target_(target),
+          privileges_(privileges),
+          is_all_privileges_(is_all_privileges),
+          grantees_(grantees) {}
+    ~RevokePlanNode() = default;
+    const std::vector<std::string> Privileges() const { return privileges_; }
+    const std::vector<std::string> Grantees() const { return grantees_; }
+    const std::string Database() const { return database_; }
+    const std::string Target() const { return target_; }
+    const std::optional<std::string> TargetType() const { return target_type_; }
+    const bool IsAllPrivileges() const { return is_all_privileges_; }
+
+ private:
+    std::optional<std::string> target_type_;
+    std::string database_;
+    std::string target_;
+    std::vector<std::string> privileges_;
+    bool is_all_privileges_;
+    std::vector<std::string> grantees_;
+};
+
 class AlterUserPlanNode : public LeafPlanNode {
  public:
     explicit AlterUserPlanNode(const std::string& name, bool if_exists, std::shared_ptr<OptionsMap> options)

hybridse/include/node/sql_node.h

@@ -2421,6 +2421,64 @@ class AlterUserNode : public SqlNode {
     const std::shared_ptr<OptionsMap> options_;
 };
 
+class GrantNode : public SqlNode {
+ public:
+    explicit GrantNode(std::optional<std::string> target_type, std::string database, std::string target,
+                       std::vector<std::string> privileges, bool is_all_privileges, std::vector<std::string> grantees,
+                       bool with_grant_option)
+        : SqlNode(kGrantStmt, 0, 0),
+          target_type_(target_type),
+          database_(database),
+          target_(target),
+          privileges_(privileges),
+          is_all_privileges_(is_all_privileges),
+          grantees_(grantees),
+          with_grant_option_(with_grant_option) {}
+    const std::vector<std::string> Privileges() const { return privileges_; }
+    const std::vector<std::string> Grantees() const { return grantees_; }
+    const std::string Database() const { return database_; }
+    const std::string Target() const { return target_; }
+    const std::optional<std::string> TargetType() const { return target_type_; }
+    const bool IsAllPrivileges() const { return is_all_privileges_; }
+    const bool WithGrantOption() const { return with_grant_option_; }
+
+ private:
+    std::optional<std::string> target_type_;
+    std::string database_;
+    std::string target_;
+    std::vector<std::string> privileges_;
+    bool is_all_privileges_;
+    std::vector<std::string> grantees_;
+    bool with_grant_option_;
+};
+
+class RevokeNode : public SqlNode {
+ public:
+    explicit RevokeNode(std::optional<std::string> target_type, std::string database, std::string target,
+                        std::vector<std::string> privileges, bool is_all_privileges, std::vector<std::string> grantees)
+        : SqlNode(kRevokeStmt, 0, 0),
+          target_type_(target_type),
+          database_(database),
+          target_(target),
+          privileges_(privileges),
+          is_all_privileges_(is_all_privileges),
+          grantees_(grantees) {}
+    const std::vector<std::string> Privileges() const { return privileges_; }
+    const std::vector<std::string> Grantees() const { return grantees_; }
+    const std::string Database() const { return database_; }
+    const std::string Target() const { return target_; }
+    const std::optional<std::string> TargetType() const { return target_type_; }
+    const bool IsAllPrivileges() const { return is_all_privileges_; }
+
+ private:
+    std::optional<std::string> target_type_;
+    std::string database_;
+    std::string target_;
+    std::vector<std::string> privileges_;
+    bool is_all_privileges_;
+    std::vector<std::string> grantees_;
+};
+
 class ExplainNode : public SqlNode {
  public:
     explicit ExplainNode(const QueryNode *query, node::ExplainType explain_type)

hybridse/src/plan/planner.cc

@@ -768,6 +768,22 @@ base::Status SimplePlanner::CreatePlanTree(const NodePointVector &parser_trees,
                 plan_trees.push_back(create_user_plan_node);
                 break;
             }
+            case ::hybridse::node::kGrantStmt: {
+                auto node = dynamic_cast<node::GrantNode *>(parser_tree);
+                auto grant_plan_node = node_manager_->MakeNode<node::GrantPlanNode>(
+                    node->TargetType(), node->Database(), node->Target(), node->Privileges(), node->IsAllPrivileges(),
+                    node->Grantees(), node->WithGrantOption());
+                plan_trees.push_back(grant_plan_node);
+                break;
+            }
+            case ::hybridse::node::kRevokeStmt: {
+                auto node = dynamic_cast<node::RevokeNode *>(parser_tree);
+                auto revoke_plan_node = node_manager_->MakeNode<node::RevokePlanNode>(
+                    node->TargetType(), node->Database(), node->Target(), node->Privileges(), node->IsAllPrivileges(),
+                    node->Grantees());
+                plan_trees.push_back(revoke_plan_node);
+                break;
+            }
             case ::hybridse::node::kAlterUserStmt: {
                 auto node = dynamic_cast<node::AlterUserNode *>(parser_tree);
                 auto alter_user_plan_node = node_manager_->MakeNode<node::AlterUserPlanNode>(node->Name(),

hybridse/src/planv2/ast_node_converter.cc

@@ -24,6 +24,7 @@
 #include "absl/strings/ascii.h"
 #include "absl/strings/match.h"
 #include "absl/types/span.h"
+#include "ast_node_converter.h"
 #include "base/fe_status.h"
 #include "node/sql_node.h"
 #include "udf/udf.h"
@@ -725,6 +726,20 @@ base::Status ConvertStatement(const zetasql::ASTStatement* statement, node::Node
             *output = create_user_node;
             break;
         }
+        case zetasql::AST_GRANT_STATEMENT: {
+            const zetasql::ASTGrantStatement* grant_stmt = statement->GetAsOrNull<zetasql::ASTGrantStatement>();
+            node::GrantNode* grant_node = nullptr;
+            CHECK_STATUS(ConvertGrantStatement(grant_stmt, node_manager, &grant_node))
+            *output = grant_node;
+            break;
+        }
+        case zetasql::AST_REVOKE_STATEMENT: {
+            const zetasql::ASTRevokeStatement* revoke_stmt = statement->GetAsOrNull<zetasql::ASTRevokeStatement>();
+            node::RevokeNode* revoke_node = nullptr;
+            CHECK_STATUS(ConvertRevokeStatement(revoke_stmt, node_manager, &revoke_node))
+            *output = revoke_node;
+            break;
+        }
         case zetasql::AST_ALTER_USER_STATEMENT: {
             const zetasql::ASTAlterUserStatement* alter_user_stmt =
                 statement->GetAsOrNull<zetasql::ASTAlterUserStatement>();
@@ -2133,6 +2148,81 @@ base::Status ConvertAlterUserStatement(const zetasql::ASTAlterUserStatement* roo
     return base::Status::OK();
 }
 
+base::Status ConvertGrantStatement(const zetasql::ASTGrantStatement* root, node::NodeManager* node_manager,
+                                   node::GrantNode** output) {
+    CHECK_TRUE(root != nullptr, common::kSqlAstError, "not an ASTGrantStatement");
+    std::vector<std::string> target_path;
+    CHECK_STATUS(AstPathExpressionToStringList(root->target_path(), target_path));
+    std::optional<std::string> target_type = std::nullopt;
+    if (root->target_type() != nullptr) {
+        target_type = root->target_type()->GetAsString();
+    }
+
+    std::vector<std::string> privileges;
+    std::vector<std::string> grantees;
+    for (auto privilege : root->privileges()->privileges()) {
+        if (privilege == nullptr) {
+            continue;
+        }
+
+        auto privilege_action = privilege->privilege_action();
+        if (privilege_action != nullptr) {
+            privileges.push_back(privilege_action->GetAsString());
+        }
+    }
+
+    for (auto grantee : root->grantee_list()->grantee_list()) {
+        if (grantee == nullptr) {
+            continue;
+        }
+
+        std::string grantee_str;
+        CHECK_STATUS(AstStringLiteralToString(grantee, &grantee_str));
+        grantees.push_back(grantee_str);
+    }
+    *output = node_manager->MakeNode<node::GrantNode>(target_type, target_path.at(0), target_path.at(1), privileges,
+                                                      root->privileges()->is_all_privileges(), grantees,
+                                                      root->with_grant_option());
+    return base::Status::OK();
+}
+
+base::Status ConvertRevokeStatement(const zetasql::ASTRevokeStatement* root, node::NodeManager* node_manager,
+                                    node::RevokeNode** output) {
+    CHECK_TRUE(root != nullptr, common::kSqlAstError, "not an ASTRevokeStatement");
+    std::vector<std::string> target_path;
+    CHECK_STATUS(AstPathExpressionToStringList(root->target_path(), target_path));
+    std::optional<std::string> target_type = std::nullopt;
+    if (root->target_type() != nullptr) {
+        target_type = root->target_type()->GetAsString();
+    }
+
+    std::vector<std::string> privileges;
+    std::vector<std::string> grantees;
+    for (auto privilege : root->privileges()->privileges()) {
+        if (privilege == nullptr) {
+            continue;
+        }
+
+        auto privilege_action = privilege->privilege_action();
+        if (privilege_action != nullptr) {
+            privileges.push_back(privilege_action->GetAsString());
+        }
+    }
+
+    for (auto grantee : root->grantee_list()->grantee_list()) {
+        if (grantee == nullptr) {
+            continue;
+        }
+
+        std::string grantee_str;
+        CHECK_STATUS(AstStringLiteralToString(grantee, &grantee_str));
+        grantees.push_back(grantee_str);
+    }
+    *output = node_manager->MakeNode<node::RevokeNode>(target_type, target_path.at(0), target_path.at(1), privileges,
+                                                       root->privileges()->is_all_privileges(), grantees);
+    return base::Status::OK();
+}
+
 base::Status ConvertCreateIndexStatement(const zetasql::ASTCreateIndexStatement* root, node::NodeManager* node_manager,
                                          node::CreateIndexNode** output) {
     CHECK_TRUE(nullptr != root, common::kSqlAstError, "not an ASTCreateIndexStatement")

hybridse/src/planv2/ast_node_converter.h

@@ -72,6 +72,12 @@ base::Status ConvertCreateUserStatement(const zetasql::ASTCreateUserStatement* r
 base::Status ConvertAlterUserStatement(const zetasql::ASTAlterUserStatement* root, node::NodeManager* node_manager,
                                         node::AlterUserNode** output);
 
+base::Status ConvertGrantStatement(const zetasql::ASTGrantStatement* root, node::NodeManager* node_manager,
+                                   node::GrantNode** output);
+
+base::Status ConvertRevokeStatement(const zetasql::ASTRevokeStatement* root, node::NodeManager* node_manager,
+                                    node::RevokeNode** output);
+
 base::Status ConvertQueryNode(const zetasql::ASTQuery* root, node::NodeManager* node_manager, node::QueryNode** output);
 
 base::Status ConvertQueryExpr(const zetasql::ASTQueryExpression* query_expr, node::NodeManager* node_manager,

src/auth/user_access_manager.cc

@@ -47,7 +47,7 @@ void UserAccessManager::StopSyncTask() {
 
 void UserAccessManager::SyncWithDB() {
     if (auto it_pair = user_table_iterator_factory_(::openmldb::nameserver::USER_INFO_NAME); it_pair) {
-        auto new_user_map = std::make_unique<std::unordered_map<std::string, std::string>>();
+        auto new_user_map = std::make_unique<std::unordered_map<std::string, UserRecord>>();
         auto it = it_pair->first.get();
         it->SeekToFirst();
         while (it->Valid()) {
@@ -56,26 +56,55 @@ void UserAccessManager::SyncWithDB() {
             auto size = it->GetValue().size();
             codec::RowView row_view(*it_pair->second.get(), buf, size);
             std::string host, user, password;
+            std::string privilege_level_str;
             row_view.GetStrValue(0, &host);
             row_view.GetStrValue(1, &user);
             row_view.GetStrValue(2, &password);
+            row_view.GetStrValue(5, &privilege_level_str);
+            openmldb::nameserver::PrivilegeLevel privilege_level;
+            ::openmldb::nameserver::PrivilegeLevel_Parse(privilege_level_str, &privilege_level);
+            UserRecord user_record = {password, privilege_level};
             if (host == "%") {
-                new_user_map->emplace(user, password);
+                new_user_map->emplace(user, user_record);
             } else {
-                new_user_map->emplace(FormUserHost(user, host), password);
+                new_user_map->emplace(FormUserHost(user, host), user_record);
             }
             it->Next();
         }
         user_map_.Refresh(std::move(new_user_map));
     }
 }
 
+std::optional<std::string> UserAccessManager::GetUserPassword(const std::string& host, const std::string& user) {
+    if (auto user_record = user_map_.Get(FormUserHost(user, host)); user_record.has_value()) {
+        return user_record.value().password;
+    } else if (auto stored_password = user_map_.Get(user); stored_password.has_value()) {
+        return stored_password.value().password;
+    } else {
+        return std::nullopt;
+    }
+}
+
 bool UserAccessManager::IsAuthenticated(const std::string& host, const std::string& user, const std::string& password) {
-    if (auto stored_password = user_map_.Get(FormUserHost(user, host)); stored_password.has_value()) {
-        return stored_password.value() == password;
+    if (auto user_record = user_map_.Get(FormUserHost(user, host)); user_record.has_value()) {
+        return user_record.value().password == password;
     } else if (auto stored_password = user_map_.Get(user); stored_password.has_value()) {
-        return stored_password.value() == password;
+        return stored_password.value().password == password;
     }
     return false;
 }
+
+::openmldb::nameserver::PrivilegeLevel UserAccessManager::GetPrivilegeLevel(const std::string& user_at_host) {
+    std::size_t at_pos = user_at_host.find('@');
+    if (at_pos != std::string::npos) {
+        std::string user = user_at_host.substr(0, at_pos);
+        std::string host = user_at_host.substr(at_pos + 1);
+        if (auto user_record = user_map_.Get(FormUserHost(user, host)); user_record.has_value()) {
+            return user_record.value().privilege_level;
+        } else if (auto stored_password = user_map_.Get(user); stored_password.has_value()) {
+            return stored_password.value().privilege_level;
+        }
+    }
+    return ::openmldb::nameserver::PrivilegeLevel::NO_PRIVILEGE;
+}
 }  // namespace openmldb::auth

src/auth/user_access_manager.h

@@ -26,9 +26,15 @@
 #include <utility>
 
 #include "catalog/distribute_iterator.h"
+#include "proto/name_server.pb.h"
 #include "refreshable_map.h"
 
 namespace openmldb::auth {
+struct UserRecord {
+    std::string password;
+    ::openmldb::nameserver::PrivilegeLevel privilege_level;
+};
+
 class UserAccessManager {
  public:
     using IteratorFactory = std::function<std::optional<
@@ -39,11 +45,13 @@ class UserAccessManager {
 
     ~UserAccessManager();
     bool IsAuthenticated(const std::string& host, const std::string& username, const std::string& password);
+    ::openmldb::nameserver::PrivilegeLevel GetPrivilegeLevel(const std::string& user_at_host);
     void SyncWithDB();
+    std::optional<std::string> GetUserPassword(const std::string& host, const std::string& user);
 
  private:
     IteratorFactory user_table_iterator_factory_;
-    RefreshableMap<std::string, std::string> user_map_;
+    RefreshableMap<std::string, UserRecord> user_map_;
     std::thread sync_task_thread_;
     std::promise<void> stop_promise_;
     void StartSyncTask();