policy_module(vnstatd, 1.4.0)

########################################
#
# Declarations
#

attribute_role vnstat_roles;

type vnstat_t;
type vnstat_exec_t;
application_domain(vnstat_t, vnstat_exec_t)
role vnstat_roles types vnstat_t;

type vnstatd_t;
type vnstatd_exec_t;
init_daemon_domain(vnstatd_t, vnstatd_exec_t)

type vnstatd_initrc_exec_t;
init_script_file(vnstatd_initrc_exec_t)

type vnstatd_pid_t;
typealias vnstatd_pid_t alias vnstatd_var_run_t;
files_pid_file(vnstatd_pid_t)

type vnstatd_unit_t;
init_unit_file(vnstatd_unit_t)

type vnstatd_var_lib_t;
files_type(vnstatd_var_lib_t)

########################################
#
# Daemon local policy
#

allow vnstatd_t self:process signal;
allow vnstatd_t self:fifo_file rw_fifo_file_perms;
allow vnstatd_t self:unix_stream_socket { accept listen };

manage_files_pattern(vnstatd_t, vnstatd_pid_t, vnstatd_pid_t)
files_pid_filetrans(vnstatd_t, vnstatd_pid_t, file)

manage_dirs_pattern(vnstatd_t, vnstatd_var_lib_t, vnstatd_var_lib_t)
manage_files_pattern(vnstatd_t, vnstatd_var_lib_t, vnstatd_var_lib_t)

kernel_read_network_state(vnstatd_t)
kernel_read_system_state(vnstatd_t)

# read /sys/class/net/eth0
dev_read_sysfs(vnstatd_t)

files_read_etc_files(vnstatd_t)
files_search_var_lib(vnstatd_t)

fs_getattr_xattr_fs(vnstatd_t)

logging_send_syslog_msg(vnstatd_t)

miscfiles_read_localization(vnstatd_t)

########################################
#
# Client local policy
#

# dac_override : write /var/lib/vnstat/*
allow vnstat_t self:capability dac_override;
allow vnstat_t self:process signal;
allow vnstat_t self:fifo_file rw_fifo_file_perms;
allow vnstat_t self:unix_stream_socket { accept listen };

manage_dirs_pattern(vnstat_t, vnstatd_var_lib_t, vnstatd_var_lib_t)
manage_files_pattern(vnstat_t, vnstatd_var_lib_t, vnstatd_var_lib_t)

kernel_read_network_state(vnstat_t)
kernel_read_system_state(vnstat_t)

# read /sys/class/net/eth0
dev_read_sysfs(vnstat_t)

domain_use_interactive_fds(vnstat_t)

files_dontaudit_search_home(vnstat_t)
files_read_etc_files(vnstat_t)
files_search_var_lib(vnstat_t)

fs_getattr_xattr_fs(vnstat_t)

miscfiles_read_localization(vnstat_t)

userdom_dontaudit_search_user_home_dirs(vnstat_t)

userdom_use_inherited_user_terminals(vnstat_t)

optional_policy(`
	cron_system_entry(vnstat_t, vnstat_exec_t)
')