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/* ------------------------------------------------------------------------- * * contrib/sepgsql/sepgsql.h * * Definitions corresponding to SE-PostgreSQL * * Copyright (c) 2010-2017, PostgreSQL Global Development Group * * ------------------------------------------------------------------------- */ #ifndef SEPGSQL_H #define SEPGSQL_H #include "catalog/objectaddress.h" #include "fmgr.h" #include <selinux/selinux.h> #include <selinux/avc.h> /* * SE-PostgreSQL Label Tag */ #define SEPGSQL_LABEL_TAG "selinux" /* * SE-PostgreSQL performing mode */ #define SEPGSQL_MODE_DEFAULT 1 #define SEPGSQL_MODE_PERMISSIVE 2 #define SEPGSQL_MODE_INTERNAL 3 #define SEPGSQL_MODE_DISABLED 4 /* * Internally used code of object classes */ #define SEPG_CLASS_PROCESS 0 #define SEPG_CLASS_FILE 1 #define SEPG_CLASS_DIR 2 #define SEPG_CLASS_LNK_FILE 3 #define SEPG_CLASS_CHR_FILE 4 #define SEPG_CLASS_BLK_FILE 5 #define SEPG_CLASS_SOCK_FILE 6 #define SEPG_CLASS_FIFO_FILE 7 #define SEPG_CLASS_DB_DATABASE 8 #define SEPG_CLASS_DB_SCHEMA 9 #define SEPG_CLASS_DB_TABLE 10 #define SEPG_CLASS_DB_SEQUENCE 11 #define SEPG_CLASS_DB_PROCEDURE 12 #define SEPG_CLASS_DB_COLUMN 13 #define SEPG_CLASS_DB_TUPLE 14 #define SEPG_CLASS_DB_BLOB 15 #define SEPG_CLASS_DB_LANGUAGE 16 #define SEPG_CLASS_DB_VIEW 17 #define SEPG_CLASS_MAX 18 /* * Internally used code of access vectors */ #define SEPG_PROCESS__TRANSITION (1<<0) #define SEPG_PROCESS__DYNTRANSITION (1<<1) #define SEPG_PROCESS__SETCURRENT (1<<2) #define SEPG_FILE__READ (1<<0) #define SEPG_FILE__WRITE (1<<1) #define SEPG_FILE__CREATE (1<<2) #define SEPG_FILE__GETATTR (1<<3) #define SEPG_FILE__UNLINK (1<<4) #define SEPG_FILE__RENAME (1<<5) #define SEPG_FILE__APPEND (1<<6) #define SEPG_DIR__READ (SEPG_FILE__READ) #define SEPG_DIR__WRITE (SEPG_FILE__WRITE) #define SEPG_DIR__CREATE (SEPG_FILE__CREATE) #define SEPG_DIR__GETATTR (SEPG_FILE__GETATTR) #define SEPG_DIR__UNLINK (SEPG_FILE__UNLINK) #define SEPG_DIR__RENAME (SEPG_FILE__RENAME) #define SEPG_DIR__SEARCH (1<<6) #define SEPG_DIR__ADD_NAME (1<<7) #define SEPG_DIR__REMOVE_NAME (1<<8) #define SEPG_DIR__RMDIR (1<<9) #define SEPG_DIR__REPARENT (1<<10) #define SEPG_LNK_FILE__READ (SEPG_FILE__READ) #define SEPG_LNK_FILE__WRITE (SEPG_FILE__WRITE) #define SEPG_LNK_FILE__CREATE (SEPG_FILE__CREATE) #define SEPG_LNK_FILE__GETATTR (SEPG_FILE__GETATTR) #define SEPG_LNK_FILE__UNLINK (SEPG_FILE__UNLINK) #define SEPG_LNK_FILE__RENAME (SEPG_FILE__RENAME) #define SEPG_CHR_FILE__READ (SEPG_FILE__READ) #define SEPG_CHR_FILE__WRITE (SEPG_FILE__WRITE) #define SEPG_CHR_FILE__CREATE (SEPG_FILE__CREATE) #define SEPG_CHR_FILE__GETATTR (SEPG_FILE__GETATTR) #define SEPG_CHR_FILE__UNLINK (SEPG_FILE__UNLINK) #define SEPG_CHR_FILE__RENAME (SEPG_FILE__RENAME) #define SEPG_BLK_FILE__READ (SEPG_FILE__READ) #define SEPG_BLK_FILE__WRITE (SEPG_FILE__WRITE) #define SEPG_BLK_FILE__CREATE (SEPG_FILE__CREATE) #define SEPG_BLK_FILE__GETATTR (SEPG_FILE__GETATTR) #define SEPG_BLK_FILE__UNLINK (SEPG_FILE__UNLINK) #define SEPG_BLK_FILE__RENAME (SEPG_FILE__RENAME) #define SEPG_SOCK_FILE__READ (SEPG_FILE__READ) #define SEPG_SOCK_FILE__WRITE (SEPG_FILE__WRITE) #define SEPG_SOCK_FILE__CREATE (SEPG_FILE__CREATE) #define SEPG_SOCK_FILE__GETATTR (SEPG_FILE__GETATTR) #define SEPG_SOCK_FILE__UNLINK (SEPG_FILE__UNLINK) #define SEPG_SOCK_FILE__RENAME (SEPG_FILE__RENAME) #define SEPG_FIFO_FILE__READ (SEPG_FILE__READ) #define SEPG_FIFO_FILE__WRITE (SEPG_FILE__WRITE) #define SEPG_FIFO_FILE__CREATE (SEPG_FILE__CREATE) #define SEPG_FIFO_FILE__GETATTR (SEPG_FILE__GETATTR) #define SEPG_FIFO_FILE__UNLINK (SEPG_FILE__UNLINK) #define SEPG_FIFO_FILE__RENAME (SEPG_FILE__RENAME) #define SEPG_DB_DATABASE__CREATE (1<<0) #define SEPG_DB_DATABASE__DROP (1<<1) #define SEPG_DB_DATABASE__GETATTR (1<<2) #define SEPG_DB_DATABASE__SETATTR (1<<3) #define SEPG_DB_DATABASE__RELABELFROM (1<<4) #define SEPG_DB_DATABASE__RELABELTO (1<<5) #define SEPG_DB_DATABASE__ACCESS (1<<6) #define SEPG_DB_DATABASE__LOAD_MODULE (1<<7) #define SEPG_DB_SCHEMA__CREATE (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_SCHEMA__DROP (SEPG_DB_DATABASE__DROP) #define SEPG_DB_SCHEMA__GETATTR (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_SCHEMA__SETATTR (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_SCHEMA__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_SCHEMA__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_SCHEMA__SEARCH (1<<6) #define SEPG_DB_SCHEMA__ADD_NAME (1<<7) #define SEPG_DB_SCHEMA__REMOVE_NAME (1<<8) #define SEPG_DB_TABLE__CREATE (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_TABLE__DROP (SEPG_DB_DATABASE__DROP) #define SEPG_DB_TABLE__GETATTR (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_TABLE__SETATTR (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_TABLE__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_TABLE__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_TABLE__SELECT (1<<6) #define SEPG_DB_TABLE__UPDATE (1<<7) #define SEPG_DB_TABLE__INSERT (1<<8) #define SEPG_DB_TABLE__DELETE (1<<9) #define SEPG_DB_TABLE__LOCK (1<<10) #define SEPG_DB_SEQUENCE__CREATE (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_SEQUENCE__DROP (SEPG_DB_DATABASE__DROP) #define SEPG_DB_SEQUENCE__GETATTR (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_SEQUENCE__SETATTR (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_SEQUENCE__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_SEQUENCE__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_SEQUENCE__GET_VALUE (1<<6) #define SEPG_DB_SEQUENCE__NEXT_VALUE (1<<7) #define SEPG_DB_SEQUENCE__SET_VALUE (1<<8) #define SEPG_DB_PROCEDURE__CREATE (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_PROCEDURE__DROP (SEPG_DB_DATABASE__DROP) #define SEPG_DB_PROCEDURE__GETATTR (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_PROCEDURE__SETATTR (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_PROCEDURE__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_PROCEDURE__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_PROCEDURE__EXECUTE (1<<6) #define SEPG_DB_PROCEDURE__ENTRYPOINT (1<<7) #define SEPG_DB_PROCEDURE__INSTALL (1<<8) #define SEPG_DB_COLUMN__CREATE (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_COLUMN__DROP (SEPG_DB_DATABASE__DROP) #define SEPG_DB_COLUMN__GETATTR (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_COLUMN__SETATTR (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_COLUMN__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_COLUMN__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_COLUMN__SELECT (1<<6) #define SEPG_DB_COLUMN__UPDATE (1<<7) #define SEPG_DB_COLUMN__INSERT (1<<8) #define SEPG_DB_TUPLE__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_TUPLE__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_TUPLE__SELECT (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_TUPLE__UPDATE (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_TUPLE__INSERT (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_TUPLE__DELETE (SEPG_DB_DATABASE__DROP) #define SEPG_DB_BLOB__CREATE (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_BLOB__DROP (SEPG_DB_DATABASE__DROP) #define SEPG_DB_BLOB__GETATTR (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_BLOB__SETATTR (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_BLOB__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_BLOB__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_BLOB__READ (1<<6) #define SEPG_DB_BLOB__WRITE (1<<7) #define SEPG_DB_BLOB__IMPORT (1<<8) #define SEPG_DB_BLOB__EXPORT (1<<9) #define SEPG_DB_LANGUAGE__CREATE (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_LANGUAGE__DROP (SEPG_DB_DATABASE__DROP) #define SEPG_DB_LANGUAGE__GETATTR (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_LANGUAGE__SETATTR (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_LANGUAGE__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_LANGUAGE__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_LANGUAGE__IMPLEMENT (1<<6) #define SEPG_DB_LANGUAGE__EXECUTE (1<<7) #define SEPG_DB_VIEW__CREATE (SEPG_DB_DATABASE__CREATE) #define SEPG_DB_VIEW__DROP (SEPG_DB_DATABASE__DROP) #define SEPG_DB_VIEW__GETATTR (SEPG_DB_DATABASE__GETATTR) #define SEPG_DB_VIEW__SETATTR (SEPG_DB_DATABASE__SETATTR) #define SEPG_DB_VIEW__RELABELFROM (SEPG_DB_DATABASE__RELABELFROM) #define SEPG_DB_VIEW__RELABELTO (SEPG_DB_DATABASE__RELABELTO) #define SEPG_DB_VIEW__EXPAND (1<<6) /* * hooks.c */ extern bool sepgsql_get_permissive(void); extern bool sepgsql_get_debug_audit(void); /* * selinux.c */ extern bool sepgsql_is_enabled(void); extern int sepgsql_get_mode(void); extern int sepgsql_set_mode(int new_mode); extern bool sepgsql_getenforce(void); extern void sepgsql_audit_log(bool denied, const char *scontext, const char *tcontext, uint16 tclass, uint32 audited, const char *audit_name); extern void sepgsql_compute_avd(const char *scontext, const char *tcontext, uint16 tclass, struct av_decision *avd); extern char *sepgsql_compute_create(const char *scontext, const char *tcontext, uint16 tclass, const char *objname); extern bool sepgsql_check_perms(const char *scontext, const char *tcontext, uint16 tclass, uint32 required, const char *audit_name, bool abort_on_violation); /* * uavc.c */ #define SEPGSQL_AVC_NOAUDIT ((void *)(-1)) extern bool sepgsql_avc_check_perms_label(const char *tcontext, uint16 tclass, uint32 required, const char *audit_name, bool abort_on_violation); extern bool sepgsql_avc_check_perms(const ObjectAddress *tobject, uint16 tclass, uint32 required, const char *audit_name, bool abort_on_violation); extern char *sepgsql_avc_trusted_proc(Oid functionId); extern void sepgsql_avc_init(void); /* * label.c */ extern char *sepgsql_get_client_label(void); extern void sepgsql_init_client_label(void); extern char *sepgsql_get_label(Oid relOid, Oid objOid, int32 subId); extern void sepgsql_object_relabel(const ObjectAddress *object, const char *seclabel); /* * dml.c */ extern bool sepgsql_dml_privileges(List *rangeTabls, bool abort_on_violation); /* * database.c */ extern void sepgsql_database_post_create(Oid databaseId, const char *dtemplate); extern void sepgsql_database_drop(Oid databaseId); extern void sepgsql_database_relabel(Oid databaseId, const char *seclabel); extern void sepgsql_database_setattr(Oid databaseId); /* * schema.c */ extern void sepgsql_schema_post_create(Oid namespaceId); extern void sepgsql_schema_drop(Oid namespaceId); extern void sepgsql_schema_relabel(Oid namespaceId, const char *seclabel); extern void sepgsql_schema_setattr(Oid namespaceId); extern bool sepgsql_schema_search(Oid namespaceId, bool abort_on_violation); extern void sepgsql_schema_add_name(Oid namespaceId); extern void sepgsql_schema_remove_name(Oid namespaceId); extern void sepgsql_schema_rename(Oid namespaceId); /* * relation.c */ extern void sepgsql_attribute_post_create(Oid relOid, AttrNumber attnum); extern void sepgsql_attribute_drop(Oid relOid, AttrNumber attnum); extern void sepgsql_attribute_relabel(Oid relOid, AttrNumber attnum, const char *seclabel); extern void sepgsql_attribute_setattr(Oid relOid, AttrNumber attnum); extern void sepgsql_relation_post_create(Oid relOid); extern void sepgsql_relation_drop(Oid relOid); extern void sepgsql_relation_relabel(Oid relOid, const char *seclabel); extern void sepgsql_relation_setattr(Oid relOid); /* * proc.c */ extern void sepgsql_proc_post_create(Oid functionId); extern void sepgsql_proc_drop(Oid functionId); extern void sepgsql_proc_relabel(Oid functionId, const char *seclabel); extern void sepgsql_proc_setattr(Oid functionId); extern void sepgsql_proc_execute(Oid functionId); #endif /* SEPGSQL_H */

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