| # debugger interface |
| type debuggerd, domain; |
| type debuggerd_exec, exec_type, file_type; |
| |
| init_daemon_domain(debuggerd) |
| typeattribute debuggerd mlstrustedsubject; |
| allow debuggerd self:capability { dac_override sys_ptrace chown kill fowner }; |
| allow debuggerd self:capability2 { syslog }; |
| allow debuggerd domain:dir r_dir_perms; |
| allow debuggerd domain:file r_file_perms; |
| allow debuggerd domain:lnk_file read; |
| allow debuggerd { domain -init -ueventd -watchdogd -healthd -adbd -keystore }:process { ptrace getattr }; |
| security_access_policy(debuggerd) |
| allow debuggerd system_data_file:dir create_dir_perms; |
| allow debuggerd system_data_file:dir relabelfrom; |
| allow debuggerd tombstone_data_file:dir relabelto; |
| allow debuggerd tombstone_data_file:dir create_dir_perms; |
| allow debuggerd tombstone_data_file:file create_file_perms; |
| allow debuggerd shared_relro_file:dir r_dir_perms; |
| allow debuggerd shared_relro_file:file r_file_perms; |
| allow debuggerd domain:process { sigstop signal }; |
| allow debuggerd exec_type:file r_file_perms; |
| # Access app library |
| allow debuggerd system_data_file:file open; |
| # Allow debuggerd to redirect a dump_backtrace request to itself. |
| # This only happens on 64 bit systems, where all requests go to the 64 bit |
| # debuggerd and get redirected to the 32 bit debuggerd if the process is 32 bit. |
| allow debuggerd { drmserver mediaserver sdcardd surfaceflinger inputflinger }:debuggerd dump_backtrace; |
| |
| # Connect to system_server via /data/system/ndebugsocket. |
| unix_socket_connect(debuggerd, system_ndebug, system_server) |
| |
| userdebug_or_eng(` |
| allow debuggerd input_device:dir r_dir_perms; |
| allow debuggerd input_device:chr_file rw_file_perms; |
| ') |
| |
| # logd access |
| read_logd(debuggerd) |
| |
| # Check SELinux permissions. |
| selinux_check_access(debuggerd) |