add selinux adaption

Signed-off-by: Nrenwei <renwei8@huawei.com>
Change-Id: Ibd3dec0a68a7f52579b915f8470906715931234e

services/init/standard/init.c

@@ -35,6 +35,7 @@
 #include "ueventd_socket.h"
 #ifdef WITH_SELINUX
 #include <policycoreutils.h>
+#include <selinux/selinux.h>
 #endif // WITH_SELINUX
 
 void SystemInit(void)
@@ -164,16 +165,16 @@ void SystemLoadSelinux(void)
     } else {
         INIT_LOGI("main, load_policy success.");
     }
-    if (restorecon() < 0) {
-        INIT_LOGE("main, restorecon failed.");
-    } else {
-        INIT_LOGI("main, restorecon success.");
-    }
+
+    setcon("u:r:init:s0");
 #endif // WITH_SELINUX
 }
 
 void SystemConfig(void)
 {
+    // load SELinux context and policy
+    SystemLoadSelinux();
+
     InitParamService();
     // parse parameters
     LoadDefaultParams("/system/etc/param/ohos_const", LOAD_PARAM_NORMAL);
@@ -193,9 +194,6 @@ void SystemConfig(void)
     PostTrigger(EVENT_TRIGGER_BOOT, "pre-init", strlen("pre-init"));
     PostTrigger(EVENT_TRIGGER_BOOT, "init", strlen("init"));
     PostTrigger(EVENT_TRIGGER_BOOT, "post-init", strlen("post-init"));
-
-    // load SELinux context and policy
-    SystemLoadSelinux();
 }
 
 void SystemRun(void)

services/init/standard/init_cmds.c

@@ -38,6 +38,9 @@
 #include "init_service_manager.h"
 #include "init_utils.h"
 #include "securec.h"
+#ifdef WITH_SELINUX
+#include <policycoreutils.h>
+#endif
 
 int GetParamValue(const char *symValue, unsigned int symLen, char *paramValue, unsigned int paramLen)
 {
@@ -266,6 +269,16 @@ static void DoUmountFstabFile(const struct CmdArgs *ctx)
     }
 }
 
+static void DoRestorecon(const struct CmdArgs *ctx)
+{
+#ifdef WITH_SELINUX
+    INIT_LOGI("start restorecon ......\n");
+    restorecon();
+    INIT_LOGI("finish restorecon ......\n");
+#endif
+    return;
+}
+
 static const struct CmdTable g_cmdTable[] = {
     { "exec ", 1, 10, DoExec },
     { "mknode ", 1, 5, DoMakeNode },
@@ -279,6 +292,7 @@ static const struct CmdTable g_cmdTable[] = {
     { "ifup ", 1, 1, DoIfup },
     { "mount_fstab ", 1, 1, DoMountFstabFile },
     { "umount_fstab ", 1, 1, DoUmountFstabFile },
+    { "restorecon ", 0, 0, DoRestorecon },
 };
 
 const struct CmdTable *GetCmdTable(int *number)