Oreon-Lime-R2/selinux-policy/selinux-policy-d9f4a2b/selinux-policy-d9f4a2bbeb91fd95d0c35a90936efb9ea99d2455/policy/modules/contrib/screen.if

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## <summary>GNU terminal multiplexer</summary>
#######################################
## <summary>
## The role template for the screen module.
## </summary>
## <param name="role_prefix">
## <summary>
## The prefix of the user role (e.g., user
## is the prefix for user_r).
## </summary>
## </param>
## <param name="user_role">
## <summary>
## The role associated with the user domain.
## </summary>
## </param>
## <param name="user_domain">
## <summary>
## The type of the user domain.
## </summary>
## </param>
#
template(`screen_role_template',`
gen_require(`
type screen_exec_t, screen_tmp_t;
type screen_home_t, screen_var_run_t;
attribute screen_domain;
')
########################################
#
# Declarations
#
type $1_screen_t, screen_domain;
application_domain($1_screen_t, screen_exec_t)
domain_interactive_fd($1_screen_t)
ubac_constrained($1_screen_t)
role $2 types $1_screen_t;
tunable_policy(`deny_ptrace',`',`
allow $3 $1_screen_t:process ptrace;
')
userdom_list_user_home_dirs($1_screen_t)
userdom_home_reader($1_screen_t)
domtrans_pattern($3, screen_exec_t, $1_screen_t)
allow $3 $1_screen_t:process { signal sigchld };
dontaudit $3 $1_screen_t:unix_stream_socket { ioctl read write };
allow $1_screen_t $3:unix_stream_socket { connectto };
allow $1_screen_t $3:process signal;
allow $3 screen_exec_t:file entrypoint;
ps_process_pattern($1_screen_t, $3)
manage_fifo_files_pattern($3, screen_home_t, screen_home_t)
manage_dirs_pattern($3, screen_home_t, screen_home_t)
manage_files_pattern($3, screen_home_t, screen_home_t)
manage_lnk_files_pattern($3, screen_home_t, screen_home_t)
manage_sock_files_pattern($3, screen_home_t, screen_home_t)
relabel_dirs_pattern($3, screen_home_t, screen_home_t)
relabel_files_pattern($3, screen_home_t, screen_home_t)
relabel_lnk_files_pattern($3, screen_home_t, screen_home_t)
relabel_sock_files_pattern($3, screen_home_t, screen_home_t)
userdom_user_home_content_filetrans($1_screen_t, screen_home_t, dir, ".screen")
userdom_user_home_content_filetrans($1_screen_t, screen_home_t, file, ".screenrc")
userdom_user_home_content_filetrans($1_screen_t, screen_home_t, file, ".tmux.conf")
userdom_user_home_dir_filetrans($3, screen_home_t, dir, ".screen")
userdom_user_home_dir_filetrans($3, screen_home_t, file, ".screenrc")
userdom_user_home_dir_filetrans($3, screen_home_t, file, ".tmux.conf")
manage_dirs_pattern($3, screen_var_run_t, screen_var_run_t)
manage_fifo_files_pattern($3, screen_var_run_t, screen_var_run_t)
manage_sock_files_pattern($3, screen_var_run_t, screen_var_run_t)
kernel_read_system_state($1_screen_t)
# Revert to the user domain when a shell is executed.
corecmd_shell_domtrans($1_screen_t, $3)
corecmd_bin_domtrans($1_screen_t, $3)
auth_domtrans_chk_passwd($1_screen_t)
auth_domtrans_utempter($1_screen_t)
auth_use_nsswitch($1_screen_t)
logging_send_syslog_msg($1_screen_t)
userdom_user_home_domtrans($1_screen_t, $3)
userdom_manage_tmp_role($2, $1_screen_t)
tunable_policy(`use_samba_home_dirs',`
fs_cifs_domtrans($1_screen_t, $3)
')
tunable_policy(`use_nfs_home_dirs',`
fs_nfs_domtrans($1_screen_t, $3)
')
')
#######################################
## <summary>
## Execute the rssh program
## in the caller domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`screen_exec',`
gen_require(`
type screen_exec_t;
')
can_exec($1, screen_exec_t)
')
########################################
## <summary>
## Send a SIGCHLD signal to the screen domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`screen_sigchld',`
gen_require(`
attribute screen_domain;
')
allow $1 screen_domain:process sigchld;
')