943d7ed51e
Bug: http://b/34853272 Test: debuggerd -b `pidof zygote` Change-Id: I0b18117754e77cfa94cf0b95aff32edb578b1a95
51 lines
1.4 KiB
Text
51 lines
1.4 KiB
Text
type crash_dump, domain;
|
|
type crash_dump_exec, exec_type, file_type;
|
|
|
|
allow crash_dump {
|
|
domain
|
|
-init
|
|
-crash_dump
|
|
-keystore
|
|
-logd
|
|
}:process { ptrace signal sigchld sigstop sigkill };
|
|
|
|
# crash_dump might inherit CAP_SYS_PTRACE from a privileged process,
|
|
# which will result in an audit log even when it's allowed to trace.
|
|
dontaudit crash_dump self:capability { sys_ptrace };
|
|
|
|
userdebug_or_eng(`
|
|
allow crash_dump logd:process { ptrace signal sigchld sigstop sigkill };
|
|
')
|
|
|
|
# Use inherited file descriptors
|
|
allow crash_dump domain:fd use;
|
|
allow crash_dump domain:fifo_file write;
|
|
|
|
r_dir_file(crash_dump, domain)
|
|
allow crash_dump exec_type:file r_file_perms;
|
|
|
|
# Read /data/dalvik-cache.
|
|
allow crash_dump dalvikcache_data_file:dir { search getattr };
|
|
allow crash_dump dalvikcache_data_file:file r_file_perms;
|
|
|
|
# Talk to tombstoned
|
|
unix_socket_connect(crash_dump, tombstoned_crash, tombstoned)
|
|
|
|
# Talk to ActivityManager.
|
|
unix_socket_connect(crash_dump, system_ndebug, system_server)
|
|
|
|
# Append to ANR files.
|
|
allow crash_dump anr_data_file:file { append getattr };
|
|
|
|
# Append to tombstone files.
|
|
allow crash_dump tombstone_data_file:file { append getattr };
|
|
|
|
read_logd(crash_dump)
|
|
|
|
###
|
|
### neverallow assertions
|
|
###
|
|
|
|
# A domain transition must occur for crash_dump to get the privileges needed to trace the process.
|
|
# Do not allow the execution of crash_dump without a domain transition.
|
|
neverallow domain crash_dump_exec:file execute_no_trans;
|