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execute: needs_{selinux,apparmor,smack} → use_{selinux,apparmor,smack}

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These booleans simply store whether selinux/apparmor/smack are supposed
ot be used, and chache the various mac_xyz_use() calls before we
transition into the namespace, hence let's use the same verb for the
variables and the functions: "use"
This commit is contained in:
Lennart Poettering 2017-08-08 19:49:04 +02:00
parent 9f6444eb92
commit 43b1f7092d
1 changed files with 10 additions and 10 deletions
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20
src/core/execute.c
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@ -2304,13 +2304,13 @@ static int exec_child(
ino_t journal_stream_ino = 0;
bool needs_sandboxing, needs_mount_namespace;
#ifdef HAVE_SELINUX
bool needs_selinux = false;
bool use_selinux = false;
#endif
#ifdef HAVE_SMACK
bool needs_smack = false;
bool use_smack = false;
#endif
#ifdef HAVE_APPARMOR
bool needs_apparmor = false;
bool use_apparmor = false;
#endif
uid_t uid = UID_INVALID;
gid_t gid = GID_INVALID;
@ -2669,15 +2669,15 @@ static int exec_child(
* impacting our own code paths. */
#ifdef HAVE_SELINUX
needs_selinux = mac_selinux_use();
use_selinux = mac_selinux_use();
#endif
#ifdef HAVE_SMACK
needs_smack = mac_smack_use();
use_smack = mac_smack_use();
#endif
#ifdef HAVE_APPARMOR
needs_apparmor = context->apparmor_profile && mac_apparmor_use();
use_apparmor = mac_apparmor_use();
#endif
}
@ -2713,7 +2713,7 @@ static int exec_child(
}
#ifdef HAVE_SELINUX
if (needs_selinux && params->selinux_context_net && socket_fd >= 0) {
if (use_selinux && params->selinux_context_net && socket_fd >= 0) {
r = mac_selinux_get_child_mls_label(socket_fd, command->path, context->selinux_context, &mac_selinux_context_net);
if (r < 0) {
*exit_status = EXIT_SELINUX_CONTEXT;
@ -2825,7 +2825,7 @@ static int exec_child(
* are restricted. */
#ifdef HAVE_SELINUX
if (needs_selinux) {
if (use_selinux) {
char *exec_context = mac_selinux_context_net ?: context->selinux_context;
if (exec_context) {
@ -2840,7 +2840,7 @@ static int exec_child(
#endif
#ifdef HAVE_SMACK
if (needs_smack) {
if (use_smack) {
r = setup_smack(context, command);
if (r < 0) {
*exit_status = EXIT_SMACK_PROCESS_LABEL;
@ -2851,7 +2851,7 @@ static int exec_child(
#endif
#ifdef HAVE_APPARMOR
if (needs_apparmor) {
if (use_apparmor && context->apparmor_profile) {
r = aa_change_onexec(context->apparmor_profile);
if (r < 0 && !context->apparmor_profile_ignore) {
*exit_status = EXIT_APPARMOR_PROFILE;