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platform_system_core
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am d45dcbd5: am 1a6d9ec2: Merge "fs_mgr: Capture the output of e2fsck and add to the kernel log" into jb-mr2-dev 

* commit 'd45dcbd5f825dfde943791c1fb5eaa27e1fc02f5':
  fs_mgr: Capture the output of e2fsck and add to the kernel log
This commit is contained in:
Ken Sumrall 2013-04-15 10:38:51 -07:00 committed by Android Git Automerger
parent d6590f00aa d45dcbd5f8
commit ea4b3867c4
3 changed files with 17 additions and 18 deletions
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3
fs_mgr/Android.mk
View File

@ -8,6 +8,7 @@ LOCAL_SRC_FILES:= fs_mgr.c
LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
LOCAL_MODULE:= libfs_mgr
LOCAL_STATIC_LIBRARIES := liblogwrap
LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)/include
include $(BUILD_STATIC_LIBRARY)
@ -27,7 +28,7 @@ LOCAL_FORCE_STATIC_EXECUTABLE := true
LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)/sbin
LOCAL_UNSTRIPPED_PATH := $(TARGET_ROOT_OUT_UNSTRIPPED)
LOCAL_STATIC_LIBRARIES := libfs_mgr libcutils libc
LOCAL_STATIC_LIBRARIES := libfs_mgr liblogwrap libcutils libc
include $(BUILD_EXECUTABLE)

30
fs_mgr/fs_mgr.c
View File

@ -14,11 +14,6 @@
* limitations under the License.
*/
/* TO DO:
* 1. Re-direct fsck output to the kernel log?
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -36,6 +31,7 @@
#include <private/android_filesystem_config.h>
#include <cutils/partition_utils.h>
#include <cutils/properties.h>
#include <logwrap/logwrap.h>
#include "fs_mgr_priv.h"
@ -44,6 +40,8 @@
#define E2FSCK_BIN "/system/bin/e2fsck"
#define ARRAY_SIZE(a) (sizeof(a) / sizeof(*(a)))
struct flag_list {
const char *name;
unsigned flag;
@ -434,11 +432,15 @@ void fs_mgr_free_fstab(struct fstab *fstab)
static void check_fs(char *blk_device, char *fs_type, char *target)
{
pid_t pid;
int status;
int ret;
long tmpmnt_flags = MS_NOATIME | MS_NOEXEC | MS_NOSUID;
char *tmpmnt_opts = "nomblk_io_submit,errors=remount-ro";
char *e2fsck_argv[] = {
E2FSCK_BIN,
"-y",
blk_device
};
/* Check for the types of filesystems we know how to check */
if (!strcmp(fs_type, "ext2") || !strcmp(fs_type, "ext3") || !strcmp(fs_type, "ext4")) {
@ -461,19 +463,13 @@ static void check_fs(char *blk_device, char *fs_type, char *target)
}
INFO("Running %s on %s\n", E2FSCK_BIN, blk_device);
pid = fork();
if (pid > 0) {
/* Parent, wait for the child to return */
waitpid(pid, &status, 0);
} else if (pid == 0) {
/* child, run checker */
execlp(E2FSCK_BIN, E2FSCK_BIN, "-y", blk_device, (char *)NULL);
/* Only gets here on error */
ERROR("Cannot run fs_mgr binary %s\n", E2FSCK_BIN);
} else {
ret = android_fork_execvp_ext(ARRAY_SIZE(e2fsck_argv), e2fsck_argv,
&status, true, LOG_KLOG, true);
if (ret < 0) {
/* No need to check for error in fork, we can't really handle it now */
ERROR("Fork failed trying to run %s\n", E2FSCK_BIN);
ERROR("Failed trying to run %s\n", E2FSCK_BIN);
}
}

2
init/Android.mk
View File

@ -35,7 +35,9 @@ LOCAL_UNSTRIPPED_PATH := $(TARGET_ROOT_OUT_UNSTRIPPED)
LOCAL_STATIC_LIBRARIES := \
libfs_mgr \
liblogwrap \
libcutils \
liblog \
libc \
libselinux