提交 41619f00 编写于 作者: Z zhushengle

feat: 支持进程挂载目录和进程命名空间增强

BREAKING CHANGE:
支持进程挂载目录和进程命名空间增强对外变更:
1.支持进程挂载目录,在/proc下可以看到进程挂载目录
2.支持pid容器和uts容器信息查询

Close #I6AEVV
Signed-off-by: Nzhushengle <zhushengle@huawei.com>
Change-Id: I6777889552d77e49da81249063f9f3db0af96f34
上级 be9cee4c
......@@ -4,3 +4,8 @@ config FS_PROC
depends on FS_VFS
help
Answer Y to enable LiteOS support proc filesystem.
config PROC_PROCESS_DIR
bool "Enable Process mount directory"
default n
depends on FS_PROC
/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
* Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
......@@ -45,6 +45,12 @@ extern "C" {
extern spinlock_t procfsLock;
extern bool procfsInit;
#ifdef LOSCFG_PROC_PROCESS_DIR
int ProcCreateProcessDir(UINT32 pid, uintptr_t process);
void ProcFreeProcessDir(struct ProcDirEntry *processDir);
#endif
void ProcPmInit(void);
void ProcVmmInit(void);
......
/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
* Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
......@@ -82,6 +82,7 @@ typedef unsigned short fmode_t;
#define FMODE_READ ((fmode_t)0x1)
struct ProcFile;
struct ProcDirEntry;
struct ProcFileOperations {
char *name;
......@@ -89,6 +90,7 @@ struct ProcFileOperations {
int (*open)(struct Vnode *vnode, struct ProcFile *pf);
int (*release)(struct Vnode *vnode, struct ProcFile *pf);
int (*read)(struct SeqBuf *m, void *v);
ssize_t (*readLink)(struct ProcDirEntry *pde, char *buf, size_t bufLen);
};
struct ProcDirEntry {
......@@ -244,6 +246,35 @@ extern struct ProcDirEntry *ProcMkdir(const char *name, struct ProcDirEntry *par
extern struct ProcDirEntry *ProcCreate(const char *name, mode_t mode,
struct ProcDirEntry *parent, const struct ProcFileOperations *procFops);
/**
* @ingroup procfs
* @brief create a proc node
*
* @par Description:
* This API is used to create the node by 'name' and parent vnode,
* And assignment operation function
*
* @attention
* <ul>
* <li>This interface should be called after system initialization.</li>
* <li>The parameter name should be a valid string.</li>
* </ul>
*
* @param name [IN] Type #const char * The name of the node to be created.
* @param mode [IN] Type #mode_t the mode of create's node.
* @param parent [IN] Type #struct ProcDirEntry * the parent node of the node to be created.
* @param procFops [IN] Type #const struct ProcFileOperations * operation function of the node.
* @param data [IN] Type #void * data of the node.
*
* @retval #NULL Create failed.
* @retval #ProcDirEntry* Create successfully.
* @par Dependency:
* <ul><li>proc_fs.h: the header file that contains the API declaration.</li></ul>
* @see
*
*/
extern struct ProcDirEntry *ProcCreateData(const char *name, mode_t mode, struct ProcDirEntry *parent,
const struct ProcFileOperations *procFileOps, void *data);
/**
* @ingroup procfs
* @brief init proc fs
......
/*
* Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
* Copyright (c) 2021-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
......@@ -278,8 +278,10 @@ int VfsProcfsOpendir(struct Vnode *node, struct fs_dirent_s *dir)
return -EINVAL;
}
pde->pdirCurrent = pde->subdir;
if (pde->pf == NULL) {
return -EINVAL;
}
pde->pf->fPos = 0;
return LOS_OK;
}
......@@ -335,6 +337,20 @@ int VfsProcfsClosedir(struct Vnode *vp, struct fs_dirent_s *dir)
return LOS_OK;
}
ssize_t VfsProcfsReadlink(struct Vnode *vnode, char *buffer, size_t bufLen)
{
int result = -EINVAL;
if (vnode == NULL) {
return result;
}
struct ProcDirEntry *pde = VnodeToEntry(vnode);
if ((pde->procFileOps != NULL) && (pde->procFileOps->readLink != NULL)) {
result = pde->procFileOps->readLink(pde, buffer, bufLen);
}
return result;
}
const struct MountOps procfs_operations = {
.Mount = VfsProcfsMount,
.Unmount = NULL,
......@@ -347,7 +363,8 @@ static struct VnodeOps g_procfsVops = {
.Readdir = VfsProcfsReaddir,
.Opendir = VfsProcfsOpendir,
.Closedir = VfsProcfsClosedir,
.Truncate = VfsProcfsTruncate
.Truncate = VfsProcfsTruncate,
.Readlink = VfsProcfsReadlink,
};
static struct file_operations_vfs g_procfsFops = {
......
/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
* Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
......@@ -32,8 +32,186 @@
#include <sys/statfs.h>
#include <sys/mount.h>
#include "proc_fs.h"
#include "internal.h"
#include "los_process_pri.h"
#ifdef LOSCFG_PROC_PROCESS_DIR
typedef enum {
PROC_PID,
} ProcessDataType;
struct ProcProcess {
char *name;
mode_t mode;
int type;
const struct ProcFileOperations *fileOps;
};
struct ProcessData {
uintptr_t process;
unsigned int type;
};
#define PROC_PID_PRIVILEGE 7
#define PROC_PID_DIR_LEN 100
#ifdef LOSCFG_KERNEL_CONTAINER
static ssize_t ProcessContainerLink(unsigned int containerID, ContainerType type, char *buffer, size_t bufLen)
{
ssize_t count = -1;
if (type == PID_CONTAINER) {
count = snprintf_s(buffer, bufLen, bufLen - 1, "'pid:[%u]'", containerID);
} else if (type == UTS_CONTAINER) {
count = snprintf_s(buffer, bufLen, bufLen - 1, "'uts:[%u]'", containerID);
}
if (count < 0) {
return -EBADF;
}
return count;
}
static ssize_t ProcessContainerReadLink(struct ProcDirEntry *entry, char *buffer, size_t bufLen)
{
ssize_t count;
unsigned int intSave;
if (entry == NULL) {
return -EINVAL;
}
struct ProcessData *data = (struct ProcessData *)entry->data;
if (data == NULL) {
return -EINVAL;
}
LosProcessCB *processCB = (LosProcessCB *)data->process;
SCHEDULER_LOCK(intSave);
UINT32 containerID = OsGetContainerID(processCB->container, (ContainerType)data->type);
SCHEDULER_UNLOCK(intSave);
if (containerID != OS_INVALID_VALUE) {
return ProcessContainerLink(containerID, (ContainerType)data->type, buffer, bufLen);
}
count = strlen("(unknown)");
if (memcpy_s(buffer, bufLen, "(unknown)", count + 1) != EOK) {
return -EBADF;
}
return count;
}
static const struct ProcFileOperations PID_CONTAINER_FOPS = {
.readLink = ProcessContainerReadLink,
};
#endif /* LOSCFG_KERNEL_CONTAINER */
static int ProcProcessRead(struct SeqBuf *m, void *v)
{
(void)m;
(void)v;
return -EINVAL;
}
static const struct ProcFileOperations PID_FOPS = {
.read = ProcProcessRead,
};
static struct ProcProcess g_procProcess[] = {
{
.name = NULL,
.mode = S_IFDIR | S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH,
.type = PROC_PID,
.fileOps = &PID_FOPS
},
#ifdef LOSCFG_KERNEL_CONTAINER
{
.name = "container",
.mode = S_IFDIR | S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH,
.type = CONTAINER,
.fileOps = &PID_CONTAINER_FOPS
},
#ifdef LOSCFG_PID_CONTAINER
{
.name = "container/pid",
.mode = S_IFLNK,
.type = PID_CONTAINER,
.fileOps = &PID_CONTAINER_FOPS
},
#endif
#ifdef LOSCFG_UTS_CONTAINER
{
.name = "container/uts",
.mode = S_IFLNK,
.type = UTS_CONTAINER,
.fileOps = &PID_CONTAINER_FOPS
},
#endif
#endif
};
void ProcFreeProcessDir(struct ProcDirEntry *processDir)
{
if (processDir == NULL) {
return;
}
RemoveProcEntry(processDir->name, NULL);
}
static struct ProcDirEntry *ProcCreatePorcess(UINT32 pid, struct ProcProcess *porcess, uintptr_t processCB)
{
int ret;
char pidName[PROC_PID_DIR_LEN] = {0};
struct ProcessData *data = (struct ProcessData *)malloc(sizeof(struct ProcessData));
if (data == NULL) {
return NULL;
}
if (porcess->name != NULL) {
ret = snprintf_s(pidName, PROC_PID_DIR_LEN, PROC_PID_DIR_LEN - 1, "%u/%s", pid, porcess->name);
} else {
ret = snprintf_s(pidName, PROC_PID_DIR_LEN, PROC_PID_DIR_LEN - 1, "%u", pid);
}
if (ret < 0) {
free(data);
return NULL;
}
data->process = processCB;
data->type = porcess->type;
struct ProcDirEntry *container = ProcCreateData(pidName, porcess->mode, NULL, porcess->fileOps, (void *)data);
if (container == NULL) {
free(data);
PRINT_ERR("create /proc/%s error!\n", pidName);
return NULL;
}
return container;
}
int ProcCreateProcessDir(UINT32 pid, uintptr_t process)
{
unsigned int intSave;
struct ProcDirEntry *pidDir = NULL;
for (int index = 0; index < (sizeof(g_procProcess) / sizeof(struct ProcProcess)); index++) {
struct ProcProcess *procProcess = &g_procProcess[index];
struct ProcDirEntry *dir = ProcCreatePorcess(pid, procProcess, process);
if (dir == NULL) {
PRINT_ERR("create /proc/%s error!\n", procProcess->name);
goto CREATE_ERROR;
}
if (index == 0) {
pidDir = dir;
}
}
SCHEDULER_LOCK(intSave);
((LosProcessCB *)process)->procDir = pidDir;
SCHEDULER_UNLOCK(intSave);
return 0;
CREATE_ERROR:
if (pidDir != NULL) {
RemoveProcEntry(pidDir->name, NULL);
}
return -1;
}
#endif /* LOSCFG_PROC_PROCESS_DIR */
static int ProcessProcFill(struct SeqBuf *m, void *v)
{
(void)v;
......@@ -52,7 +230,13 @@ void ProcProcessInit(void)
PRINT_ERR("create /proc/process error!\n");
return;
}
pde->procFileOps = &PROCESS_PROC_FOPS;
}
#ifdef LOSCFG_PROC_PROCESS_DIR
int ret = ProcCreateProcessDir(OS_USER_ROOT_PROCESS_ID, (uintptr_t)OsGetUserInitProcess());
if (ret < 0) {
PRINT_ERR("Create proc process %d dir failed!\n", OS_USER_ROOT_PROCESS_ID);
}
#endif
return;
}
/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
* Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
......@@ -351,7 +351,11 @@ static struct ProcDirEntry *ProcCreateFile(struct ProcDirEntry *parent, const ch
}
pn->procFileOps = procFileOps;
pn->type = VNODE_TYPE_REG;
if (S_ISLNK(mode)) {
pn->type = VNODE_TYPE_LNK;
} else {
pn->type = VNODE_TYPE_REG;
}
ret = ProcAddNode(parent, pn);
if (ret != 0) {
free(pn->pf);
......@@ -383,6 +387,10 @@ static void FreeProcEntry(struct ProcDirEntry *entry)
free(entry->pf);
entry->pf = NULL;
}
if (entry->data != NULL) {
free(entry->data);
entry->data = NULL;
}
free(entry);
}
......@@ -529,7 +537,7 @@ static int ProcRead(struct ProcDirEntry *pde, char *buf, size_t len)
if (sb->buf == NULL) {
// only read once to build the storage buffer
if (pde->procFileOps->read(sb, NULL) != 0) {
if (pde->procFileOps->read(sb, pde->data) != 0) {
return PROC_ERROR;
}
}
......
/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
* Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
......@@ -482,7 +482,7 @@ exit_with_nomem:
return (char *)NULL;
}
static void PrintFileInfo64(const struct stat64 *stat64Info, const char *name)
static void PrintFileInfo64(const struct stat64 *stat64Info, const char *name, const char *linkName)
{
mode_t mode;
char str[UGO_NUMS][UGO_NUMS + 1] = {0};
......@@ -504,11 +504,18 @@ static void PrintFileInfo64(const struct stat64 *stat64Info, const char *name)
dirFlag = '-';
}
PRINTK("%c%s%s%s %-8lld u:%-5d g:%-5d %-10s\n", dirFlag,
str[0], str[1], str[UGO_NUMS - 1], stat64Info->st_size, stat64Info->st_uid, stat64Info->st_gid, name);
if (S_ISLNK(stat64Info->st_mode)) {
PRINTK("%c%s%s%s %-8lld u:%-5d g:%-5d %-10s -> %s\n", dirFlag,
str[0], str[1], str[UGO_NUMS - 1], stat64Info->st_size,
stat64Info->st_uid, stat64Info->st_gid, name, linkName);
} else {
PRINTK("%c%s%s%s %-8lld u:%-5d g:%-5d %-10s\n", dirFlag,
str[0], str[1], str[UGO_NUMS - 1], stat64Info->st_size,
stat64Info->st_uid, stat64Info->st_gid, name);
}
}
static void PrintFileInfo(const struct stat *statInfo, const char *name)
static void PrintFileInfo(const struct stat *statInfo, const char *name, const char *linkName)
{
mode_t mode;
char str[UGO_NUMS][UGO_NUMS + 1] = {0};
......@@ -530,19 +537,33 @@ static void PrintFileInfo(const struct stat *statInfo, const char *name)
dirFlag = '-';
}
PRINTK("%c%s%s%s %-8lld u:%-5d g:%-5d %-10s\n", dirFlag,
str[0], str[1], str[UGO_NUMS - 1], statInfo->st_size, statInfo->st_uid, statInfo->st_gid, name);
if (S_ISLNK(statInfo->st_mode)) {
PRINTK("%c%s%s%s %-8lld u:%-5d g:%-5d %-10s -> %s\n", dirFlag,
str[0], str[1], str[UGO_NUMS - 1], statInfo->st_size,
statInfo->st_uid, statInfo->st_gid, name, linkName);
} else {
PRINTK("%c%s%s%s %-8lld u:%-5d g:%-5d %-10s\n", dirFlag,
str[0], str[1], str[UGO_NUMS - 1], statInfo->st_size,
statInfo->st_uid, statInfo->st_gid, name);
}
}
int LsFile(const char *path)
{
struct stat64 stat64Info;
struct stat statInfo;
char linkName[NAME_MAX] = { 0 };
if (stat64(path, &stat64Info) == 0) {
PrintFileInfo64(&stat64Info, path);
if (S_ISLNK(stat64Info.st_mode)) {
readlink(path, linkName, NAME_MAX);
}
PrintFileInfo64(&stat64Info, path, (const char *)linkName);
} else if (stat(path, &statInfo) == 0) {
PrintFileInfo(&statInfo, path);
if (S_ISLNK(statInfo.st_mode)) {
readlink(path, linkName, NAME_MAX);
}
PrintFileInfo(&statInfo, path, (const char *)linkName);
} else {
return -1;
}
......@@ -554,6 +575,7 @@ int LsDir(const char *path)
{
struct stat statInfo = { 0 };
struct stat64 stat64Info = { 0 };
char linkName[NAME_MAX] = { 0 };
DIR *d = NULL;
char *fullpath = NULL;
char *fullpath_bak = NULL;
......@@ -569,28 +591,34 @@ int LsDir(const char *path)
pdirent = readdir(d);
if (pdirent == NULL) {
break;
} else {
if (!strcmp(pdirent->d_name, ".") || !strcmp(pdirent->d_name, "..")) {
continue;
}
(void)memset_s(&statInfo, sizeof(struct stat), 0, sizeof(struct stat));
(void)memset_s(&stat64Info, sizeof(struct stat), 0, sizeof(struct stat));
fullpath = ls_get_fullpath(path, pdirent);
if (fullpath == NULL) {
(void)closedir(d);
return -1;
}
}
if (!strcmp(pdirent->d_name, ".") || !strcmp(pdirent->d_name, "..")) {
continue;
}
(void)memset_s(&statInfo, sizeof(struct stat), 0, sizeof(struct stat));
(void)memset_s(&stat64Info, sizeof(struct stat), 0, sizeof(struct stat));
(void)memset_s(&linkName, sizeof(linkName), 0, sizeof(linkName));
fullpath = ls_get_fullpath(path, pdirent);
if (fullpath == NULL) {
(void)closedir(d);
return -1;
}
fullpath_bak = fullpath;
if (stat64(fullpath, &stat64Info) == 0) {
PrintFileInfo64(&stat64Info, pdirent->d_name);
} else if (stat(fullpath, &statInfo) == 0) {
PrintFileInfo(&statInfo, pdirent->d_name);
} else {
PRINTK("BAD file: %s\n", pdirent->d_name);
fullpath_bak = fullpath;
if (stat64(fullpath, &stat64Info) == 0) {
if (S_ISLNK(stat64Info.st_mode)) {
readlink(fullpath, linkName, NAME_MAX);
}
free(fullpath_bak);
PrintFileInfo64(&stat64Info, pdirent->d_name, linkName);
} else if (stat(fullpath, &statInfo) == 0) {
if (S_ISLNK(statInfo.st_mode)) {
readlink(fullpath, linkName, NAME_MAX);
}
PrintFileInfo(&statInfo, pdirent->d_name, linkName);
} else {
PRINTK("BAD file: %s\n", pdirent->d_name);
}
free(fullpath_bak);
} while (1);
(void)closedir(d);
......@@ -729,4 +757,3 @@ mode_t SysUmask(mode_t mask)
SCHEDULER_UNLOCK(intSave);
return oldUmask;
}
......@@ -32,6 +32,12 @@
#ifdef LOSCFG_KERNEL_CONTAINER
STATIC Container g_rootContainer;
STATIC Atomic g_containerCount = 0xF0000000U;
UINT32 OsAllocContainerID(VOID)
{
return LOS_AtomicIncRet(&g_containerCount);
}
VOID OsContainerInitSystemProcess(LosProcessCB *processCB)
{
......@@ -108,7 +114,7 @@ VOID OsContainersDestroy(LosProcessCB *processCB)
{
/* All processes in the container must be destroyed before the container is destroyed. */
#ifdef LOSCFG_PID_CONTAINER
if (processCB->processID == 1) {
if (processCB->processID == OS_USER_ROOT_PROCESS_ID) {
OsPidContainersDestroyAllProcess(processCB);
}
#endif
......@@ -125,4 +131,21 @@ VOID OsContainersDestroy(LosProcessCB *processCB)
}
#endif
}
UINT32 OsGetContainerID(Container *container, ContainerType type)
{
if (container == NULL) {
return OS_INVALID_VALUE;
}
switch (type) {
case PID_CONTAINER:
return OsGetPidContainerID(container->pidContainer);
case UTS_CONTAINER:
return OsGetUtsContainerID(container->utsContainer);
default:
break;
}
return OS_INVALID_VALUE;
}
#endif
......@@ -242,6 +242,7 @@ STATIC PidContainer *CreateNewPidContainer(PidContainer *parent)
}
(VOID)memset_s(newPidContainer, sizeof(PidContainer), 0, sizeof(PidContainer));
newPidContainer->containerID = OsAllocContainerID();
LOS_ListInit(&newPidContainer->pidFreeList);
for (index = 0; index < LOSCFG_BASE_CORE_PROCESS_LIMIT; index++) {
ProcessVid *vpid = &newPidContainer->pidArray[index];
......@@ -392,6 +393,23 @@ UINT32 OsGetVpidFromCurrContainer(const LosProcessCB *processCB)
return OS_INVALID_VALUE;
}
UINT32 OsGetVpidFromRootContainer(const LosProcessCB *processCB)
{
UINT32 vpid = processCB->processID;
PidContainer *pidContainer = processCB->container->pidContainer;
while (pidContainer != NULL) {
ProcessVid *vid = &pidContainer->pidArray[vpid];
if (pidContainer->parent != NULL) {
vpid = vid->vpid;
pidContainer = pidContainer->parent;
continue;
}
return vid->vid;
}
return OS_INVALID_VALUE;
}
UINT32 OsGetVtidFromCurrContainer(const LosTaskCB *taskCB)
{
UINT32 vtid = taskCB->taskID;
......@@ -423,4 +441,12 @@ LosTaskCB *OsGetTCBFromVtid(UINT32 vtid)
return (LosTaskCB *)taskVid->cb;
}
UINT32 OsGetPidContainerID(PidContainer *pidContainer)
{
if (pidContainer == NULL) {
return OS_INVALID_VALUE;
}
return pidContainer->containerID;
}
#endif
......@@ -46,6 +46,7 @@ STATIC UINT32 CreateUtsContainer(UtsContainer **newUtsContainer)
}
(VOID)memset_s(utsContainer, sizeof(UtsContainer), 0, sizeof(UtsContainer));
utsContainer->containerID = OsAllocContainerID();
LOS_AtomicSet(&utsContainer->rc, 1);
SCHEDULER_LOCK(intSave);
......@@ -158,4 +159,14 @@ struct utsname *OsGetCurrUtsName(VOID)
}
return &utsContainer->utsName;
}
UINT32 OsGetUtsContainerID(UtsContainer *utsContainer)
{
if (utsContainer == NULL) {
return OS_INVALID_VALUE;
}
return utsContainer->containerID;
}
#endif
......@@ -40,6 +40,7 @@
#ifdef LOSCFG_FS_VFS
#include "fs/fd_table.h"
#include "fs/fs_operation.h"
#include "internal.h"
#endif
#include "time.h"
#include "user_copy.h"
......@@ -436,6 +437,11 @@ LITE_OS_SEC_TEXT VOID OsProcessResourcesToFree(LosProcessCB *processCB)
(VOID)LOS_MemFree(m_aucSysMem1, processCpup);
#endif
#ifdef LOSCFG_PROC_PROCESS_DIR
ProcFreeProcessDir(processCB->procDir);
processCB->procDir = NULL;
#endif
#ifdef LOSCFG_KERNEL_CONTAINER
OsContainersDestroy(processCB);
#endif
......@@ -1905,6 +1911,13 @@ STATIC UINT32 OsCopyFile(UINT32 flags, LosProcessCB *childProcessCB, LosProcessC
if (childProcessCB->files == NULL) {
return LOS_ENOMEM;
}
#ifdef LOSCFG_PROC_PROCESS_DIR
INT32 ret = ProcCreateProcessDir(OsGetRootPid(childProcessCB), (UINTPTR)childProcessCB);
if (ret < 0) {
PRINT_ERR("ProcCreateProcessDir failed, pid = %u\n", childProcessCB->processID);
return LOS_EBADF;
}
#endif
#endif
childProcessCB->consoleID = runProcessCB->consoleID;
......
......@@ -40,6 +40,12 @@
#include "los_uts_container_pri.h"
#endif
typedef enum {
CONTAINER = 0,
PID_CONTAINER,
UTS_CONTAINER,
} ContainerType;
typedef struct Container {
Atomic rc;
#ifdef LOSCFG_PID_CONTAINER
......@@ -57,5 +63,9 @@ VOID OsInitRootContainer(VOID);
UINT32 OsCopyContainers(UINTPTR flags, LosProcessCB *child, LosProcessCB *parent, UINT32 *processID);
VOID OsContainersDestroy(LosProcessCB *processCB);
UINT32 OsAllocContainerID(VOID);
UINT32 OsGetContainerID(Container *container, ContainerType type);
#endif
#endif /* _LOS_CONTAINER_PRI_H */
......@@ -51,6 +51,7 @@ typedef struct PidContainer {
Atomic rc;
Atomic level;
Atomic lock;
UINT32 containerID;
struct PidContainer *parent;
struct ProcessGroup *rootPGroup;
LOS_DL_LIST tidFreeList;
......@@ -82,10 +83,14 @@ LosTaskCB *OsGetTCBFromVtid(UINT32 vtid);
UINT32 OsGetVpidFromCurrContainer(const LosProcessCB *processCB);
UINT32 OsGetVpidFromRootContainer(const LosProcessCB *processCB);
UINT32 OsGetVtidFromCurrContainer(const LosTaskCB *taskCB);
VOID OsFreeVtid(LosTaskCB *taskCB);
UINT32 OsAllocVtid(LosTaskCB *taskCB, const LosProcessCB *processCB);
UINT32 OsGetPidContainerID(PidContainer *pidContainer);
#endif /* _LOS_PID_CONTAINER_PRI_H */
......@@ -133,6 +133,9 @@ typedef struct ProcessCB {
#ifdef LOSCFG_KERNEL_CONTAINER
struct Container *container;
#endif
#ifdef LOSCFG_PROC_PROCESS_DIR
struct ProcDirEntry *procDir;
#endif
} LosProcessCB;
extern LosProcessCB *g_processCBArray;
......@@ -443,6 +446,15 @@ STATIC INLINE UINT32 OsGetPid(const LosProcessCB *processCB)
return processCB->processID;
}
STATIC INLINE UINT32 OsGetRootPid(const LosProcessCB *processCB)
{
#ifdef LOSCFG_PID_CONTAINER
return OsGetVpidFromRootContainer(processCB);
#else
return processCB->processID;
#endif
}
/*
* return immediately if no child has exited.
*/
......
......@@ -38,10 +38,10 @@
#ifdef LOSCFG_UTS_CONTAINER
typedef struct ProcessCB LosProcessCB;
typedef struct UtsContainer {
Atomic rc;
struct utsname utsName;
Atomic rc;
UINT32 containerID;
struct utsname utsName;
} UtsContainer;
UINT32 OsInitRootUtsContainer(UtsContainer **utsContainer);
......@@ -52,5 +52,6 @@ VOID OsUtsContainersDestroy(LosProcessCB *curr);
struct utsname *OsGetCurrUtsName(VOID);
UINT32 OsGetUtsContainerID(UtsContainer *utsContainer);
#endif
#endif /* _LOS_UTS_CONTAINER_PRI_H */
# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
# Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
......@@ -135,10 +135,16 @@ group("unittest") {
if (LOSCFG_USER_TEST_LEVEL >= TEST_LEVEL_LOW) {
deps += [ "process/basic:liteos_a_process_basic_unittest_door" ]
deps += [ "process/lock:liteos_a_process_lock_unittest_door" ]
if (LOSCFG_USER_TEST_PROCESS_FS == true) {
deps += [ "process/fs:liteos_a_process_fs_unittest_door" ]
}
}
if (LOSCFG_USER_TEST_LEVEL >= TEST_LEVEL_MIDDLE) {
deps += [ "process/basic:liteos_a_process_basic_unittest" ]
deps += [ "process/lock:liteos_a_process_lock_unittest" ]
if (LOSCFG_USER_TEST_PROCESS_FS == true) {
deps += [ "process/fs:liteos_a_process_fs_unittest" ]
}
}
}
......
......@@ -126,6 +126,11 @@ LOSCFG_USER_TEST_SECURITY_CAPABILITY = true
LOSCFG_USER_TEST_SECURITY_REUGID = true
LOSCFG_USER_TEST_SECURITY_VID = true
LOSCFG_USER_TEST_PROCESS_FS = false
if (defined(LOSCFG_PROC_PROCESS_DIR)) {
LOSCFG_USER_TEST_PROCESS_FS = true
}
########## container test ##########
LOSCFG_USER_TEST_CONTAINER = false
LOSCFG_USER_TEST_PID_CONTAINER = false
......
# Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this list of
# conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice, this list
# of conditions and the following disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its contributors may be used
# to endorse or promote products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import("//build/lite/config/test.gni")
import("//kernel/liteos_a/testsuites/unittest/config.gni")
import("./config.gni")
if (LOSCFG_USER_TEST_LEVEL >= TEST_LEVEL_LOW) {
unittest("liteos_a_process_fs_unittest_door") {
output_extension = "bin"
output_dir = "$root_out_dir/test/unittest/kernel"
include_dirs = common_include_dirs
sources = sources_entry
sources += sources_smoke
sources_full = []
sources += sources_full
configs = [ "../..:public_config_for_door" ]
deps = [ "//third_party/bounds_checking_function:libsec_shared" ]
}
}
if (LOSCFG_USER_TEST_LEVEL >= TEST_LEVEL_MIDDLE) {
unittest("liteos_a_process_fs_unittest") {
output_extension = "bin"
output_dir = "$root_out_dir/test/unittest/kernel"
include_dirs = common_include_dirs
sources = sources_entry
sources += sources_smoke
sources += sources_full
configs = [ "../..:public_config_for_all" ]
deps = [ "//third_party/bounds_checking_function:libsec_shared" ]
}
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _IT_PROCESS_FS_TEST_H
#define _IT_PROCESS_FS_TEST_H
#include <sys/time.h>
#include <sys/types.h>
#include "osTest.h"
extern VOID PrintTest(const CHAR *fmt, ...);
extern std::string GenProcPidPath(int pid);
extern std::string GenProcPidContainerPath(int pid, char *name);
extern void ItProcessFs001(void);
extern void ItProcessFs002(void);
extern void ItProcessFs003(void);
extern void ItProcessFs004(void);
extern void ItProcessFs005(void);
extern void ItProcessFs006(void);
extern void ItProcessFs007(void);
extern void ItProcessFs008(void);
extern void ItProcessFs009(void);
extern void ItProcessFs010(void);
extern void ItProcessFs011(void);
extern void ItProcessFs012(void);
extern void ItProcessFs013(void);
extern void ItProcessFs014(void);
extern void ItProcessFs015(void);
#endif
# Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this list of
# conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice, this list
# of conditions and the following disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its contributors may be used
# to endorse or promote products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import("//build/lite/config/test.gni")
import("//kernel/liteos_a/testsuites/unittest/config.gni")
common_include_dirs = [
"//third_party/googletest/googletest/include",
"../../common/include",
]
sources_entry = [ "../../common/osTest.cpp" ]
sources_smoke = []
sources_full = []
process_fs_include_dirs = [ "$TEST_UNITTEST_DIR/process/fs" ]
process_fs_sources_entry =
[ "$TEST_UNITTEST_DIR/process/fs/process_fs_test.cpp" ]
process_fs_sources_smoke = [
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_001.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_002.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_003.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_004.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_005.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_006.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_007.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_008.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_009.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_010.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_011.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_012.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_013.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_014.cpp",
"$TEST_UNITTEST_DIR/process/fs/smoke/It_process_fs_015.cpp",
]
process_fs_sources_full = []
# fs module
if (LOSCFG_USER_TEST_PROCESS_FS == true) {
common_include_dirs += process_fs_include_dirs
sources_entry += process_fs_sources_entry
sources_smoke += process_fs_sources_smoke
sources_full += process_fs_sources_full
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include <climits>
#include <gtest/gtest.h>
#include "It_process_fs_test.h"
VOID PrintTest(const CHAR *fmt, ...)
{
#ifdef PRINT_TEST
va_list ap;
if (g_osLkHook != NULL) {
va_start(ap, fmt);
printf(fmt, ap);
va_end(ap);
}
#endif
}
std::string GenProcPidPath(int pid)
{
std::ostringstream buf;
buf << "/proc/" << pid;
return buf.str();
}
std::string GenProcPidContainerPath(int pid, char *name)
{
std::ostringstream buf;
buf << "/proc/" << pid << "/container/" << name;
return buf.str();
}
using namespace testing::ext;
namespace OHOS {
class ProcessFsTest : public testing::Test {
public:
static void SetUpTestCase(void) {}
static void TearDownTestCase(void) {}
};
#if defined(LOSCFG_USER_TEST_SMOKE)
/**
* @tc.name: Process_fs_Test_001
* @tc.desc: Process mount directory test
* @tc.type: FUNC
* @tc.require: issueI6AEVV
* @tc.author:
*/
HWTEST_F(ProcessFsTest, ItProcessFs001, TestSize.Level0)
{
ItProcessFs001();
}
/**
* @tc.name: Process_fs_Test_007
* @tc.desc: Process mount directory test
* @tc.type: FUNC
* @tc.require: issueI6AEVV
* @tc.author:
*/
HWTEST_F(ProcessFsTest, ItProcessFs007, TestSize.Level0)
{
ItProcessFs007();
}
/**
* @tc.name: Process_fs_Test_010
* @tc.desc: Process mount directory test
* @tc.type: FUNC
* @tc.require: issueI6AEVV
* @tc.author:
*/
HWTEST_F(ProcessFsTest, ItProcessFs010, TestSize.Level0)
{
ItProcessFs010();
}
/**
* @tc.name: Process_fs_Test_012
* @tc.desc: Process mount directory test
* @tc.type: FUNC
* @tc.require: issueI6AEVV
* @tc.author:
*/
HWTEST_F(ProcessFsTest, ItProcessFs012, TestSize.Level0)
{
ItProcessFs012();
}
/**
* @tc.name: Process_fs_Test_013
* @tc.desc: Process mount directory test
* @tc.type: FUNC
* @tc.require: issueI6AEVV
* @tc.author:
*/
HWTEST_F(ProcessFsTest, ItProcessFs013, TestSize.Level0)
{
ItProcessFs013();
}
/**
* @tc.name: Process_fs_Test_014
* @tc.desc: Process mount directory test
* @tc.type: FUNC
* @tc.require: issueI6AEVV
* @tc.author:
*/
HWTEST_F(ProcessFsTest, ItProcessFs014, TestSize.Level0)
{
ItProcessFs014();
}
/**
* @tc.name: Process_fs_Test_015
* @tc.desc: Process mount directory test
* @tc.type: FUNC
* @tc.require: issueI6AEVV
* @tc.author:
*/
HWTEST_F(ProcessFsTest, ItProcessFs015, TestSize.Level0)
{
ItProcessFs015();
}
#endif
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include <climits>
#include <gtest/gtest.h>
#include <sys/types.h>
#include <dirent.h>
#include "It_process_fs_test.h"
void ItProcessFs001(void)
{
auto path = GenProcPidPath(getpid());
DIR *dirp = opendir(path.data());
ASSERT_NE(dirp, nullptr);
(void)closedir(dirp);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
using namespace std;
void ItProcessFs002(void)
{
const int LEN_BUFF = 512;
char szStatBuf[LEN_BUFF];
FILE *fp = fopen("/proc/meminfo", "rb");
ASSERT_NE(fp, nullptr);
int ret = fread(szStatBuf, 1, LEN_BUFF, fp);
PrintTest("cat /proc/meminfo\n");
PrintTest("%s\n", szStatBuf);
ASSERT_EQ(ret, strlen(szStatBuf));
char *res = strstr(szStatBuf, "UsedSize");
ASSERT_NE(res, nullptr);
(void)fclose(fp);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
using namespace std;
void ItProcessFs003(void)
{
const int LEN_STAT = 512;
char szStatBuf[LEN_STAT];
FILE *fp = fopen("/proc/filesystems", "r");
ASSERT_NE(fp, nullptr);
(void)memset_s(szStatBuf, LEN_STAT, 0, LEN_STAT);
int readLen = fread(szStatBuf, 1, LEN_STAT, fp);
PrintTest("cat /proc/filesystems\n");
PrintTest("%s\n", szStatBuf);
ASSERT_EQ(readLen, strlen(szStatBuf));
char *res = strstr(szStatBuf, "procfs");
ASSERT_NE(res, nullptr);
(void)fclose(fp);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
static std::string gen_proc_pid_meminfo_path(int pid)
{
std::ostringstream buf;
buf << "/proc/" << pid << "/meminfo";
return buf.str();
}
static void operPidMemInfo(std::string strFile)
{
const int FILE_LEN = 1024;
char szStatBuf[FILE_LEN];
FILE *fp = fopen(strFile.c_str(), "rb");
ASSERT_NE(fp, nullptr);
(void)memset_s(szStatBuf, FILE_LEN, 0, FILE_LEN);
int ret = fread(szStatBuf, 1, FILE_LEN, fp);
PrintTest("cat %s\n", strFile.c_str());
PrintTest("%s\n", szStatBuf);
ASSERT_EQ(ret, strlen(szStatBuf));
char *res = strstr(szStatBuf, "VMSpaceSize");
ASSERT_NE(res, nullptr);
(void)fclose(fp);
}
void ItProcessFs004(void)
{
auto path = gen_proc_pid_meminfo_path(getpid());
operPidMemInfo(path);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
static std::string gen_proc_pid_cpup_path(int pid)
{
std::ostringstream buf;
buf << "/proc/" << pid << "/cpup";
return buf.str();
}
static void operPidCpup(std::string strFile)
{
const int PUP_LEN = 1024;
char szStatBuf[PUP_LEN];
FILE *fp = fopen(strFile.c_str(), "rb");
ASSERT_NE(fp, nullptr);
(void)memset_s(szStatBuf, PUP_LEN, 0, PUP_LEN);
int ret = fread(szStatBuf, 1, PUP_LEN, fp);
PrintTest("cat %s\n", strFile.c_str());
PrintTest("%s\n", szStatBuf);
ASSERT_EQ(ret, strlen(szStatBuf));
char *res = strstr(szStatBuf, "TotalRunningTime");
ASSERT_NE(res, nullptr);
(void)fclose(fp);
}
void ItProcessFs005(void)
{
auto path = gen_proc_pid_cpup_path(getpid());
operPidCpup(path);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
static int const maxContainerNum = 5;
static int const configLen = 16;
static int nInitArry[maxContainerNum] = {61, 54, 49, 44, 41};
static std::string arryEntries[maxContainerNum] = {
"max_mnt_container",
"max_pid_container",
"max_user_container",
"max_net_container",
"max_uts_container"
};
static void WriteContainer(const char *filepath, int value)
{
PrintTest("writeproc %d >> %s\n", value, filepath);
int fd = open(filepath, O_WRONLY);
ASSERT_EQ(fd, -1);
char buf[configLen];
size_t twd = sprintf_s(buf, configLen, "%d", value);
ASSERT_GT(twd, 0);
twd = write(fd, buf, (strlen(buf)+1));
ASSERT_EQ(twd, -1);
(void)close(fd);
}
static void ReadContainer(std::string strFile, int value)
{
char szStatBuf[configLen];
FILE *fp = fopen(strFile.c_str(), "rb");
ASSERT_NE(fp, nullptr);
int ret;
(void)memset_s(szStatBuf, configLen, 0, configLen);
ret = fread(szStatBuf, 1, configLen, fp);
ASSERT_NE(ret, 0);
PrintTest("cat %s\n", strFile.c_str());
PrintTest("%s\n", szStatBuf);
ret = atoi(szStatBuf);
ASSERT_EQ(ret, value);
(void)fclose(fp);
}
static void ErrWriteContainer0(const char *filepath)
{
int fd = open(filepath, O_WRONLY);
ASSERT_EQ(fd, -1);
char buf[configLen];
int invalidNum = 0;
size_t twd1 = sprintf_s(buf, configLen, "%d", invalidNum);
ASSERT_GT(twd1, 0);
PrintTest("writeproc %d >> %s\n", invalidNum, filepath);
twd1 = write(fd, buf, (strlen(buf)+1));
(void)close(fd);
ASSERT_EQ(twd1, -1);
}
static void ErrWriteContainer65(const char *filepath)
{
int fd = open(filepath, O_WRONLY);
ASSERT_EQ(fd, -1);
char buf[configLen];
int invalidNum = 65;
size_t twd2 = sprintf_s(buf, configLen, "%d", invalidNum);
ASSERT_GT(twd2, 0);
PrintTest("writeproc %d >> %s\n", invalidNum, filepath);
twd2 = write(fd, buf, (strlen(buf)+1));
(void)close(fd);
ASSERT_EQ(twd2, -1);
}
void ItProcessFs006(void)
{
const int CONFIG_FILE_LEN = 1024;
char szFile[CONFIG_FILE_LEN] = {0};
for (int i = 0; i < maxContainerNum; i++) {
size_t count = sprintf_s(szFile, CONFIG_FILE_LEN, "/proc/sys/user/%s", arryEntries[i].c_str());
ASSERT_GT(count, 0);
WriteContainer(szFile, nInitArry[i]);
ReadContainer(szFile, nInitArry[i]);
}
for (int i = 0; i < maxContainerNum; i++) {
size_t count = sprintf_s(szFile, CONFIG_FILE_LEN, "/proc/sys/user/%s", arryEntries[i].c_str());
ASSERT_GT(count, 0);
ErrWriteContainer0(szFile);
ErrWriteContainer65(szFile);
}
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sched.h>
#include <unistd.h>
#include <sys/stat.h>
#include <climits>
#include <string>
#include <iostream>
#include <regex>
#include "It_process_fs_test.h"
void ItProcessFs007(void)
{
auto path = GenProcPidContainerPath(getpid(), "uts");
std::vector<char> buf(PATH_MAX);
auto nbytes = readlink(path.c_str(), buf.data(), PATH_MAX);
ASSERT_NE(nbytes, -1);
std::regex reg("'uts:\\[[0-9]+\\]'");
bool ret = std::regex_match(buf.data(), reg);
ASSERT_EQ(ret, true);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sched.h>
#include <unistd.h>
#include <sys/stat.h>
#include <climits>
#include <string>
#include <iostream>
#include <regex>
#include "It_process_fs_test.h"
void ItProcessFs008(void)
{
auto path = GenProcPidContainerPath(getpid(), "mnt");
std::vector<char> buf(PATH_MAX);
auto nbytes = readlink(path.c_str(), buf.data(), PATH_MAX);
ASSERT_NE(nbytes, -1);
std::regex reg("'mnt:\\[[0-9]+\\]'");
bool ret = std::regex_match(buf.data(), reg);
ASSERT_EQ(ret, true);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sched.h>
#include <unistd.h>
#include <sys/stat.h>
#include <climits>
#include <string>
#include <iostream>
#include <regex>
#include "It_process_fs_test.h"
void ItProcessFs009(void)
{
auto path = GenProcPidContainerPath(getpid(), "user");
std::vector<char> buf(PATH_MAX);
auto nbytes = readlink(path.c_str(), buf.data(), PATH_MAX);
ASSERT_NE(nbytes, -1);
std::regex reg("'user:\\[[0-9]+\\]'");
bool ret = std::regex_match(buf.data(), reg);
ASSERT_EQ(ret, true);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sched.h>
#include <unistd.h>
#include <sys/stat.h>
#include <climits>
#include <string>
#include <iostream>
#include <regex>
#include "It_process_fs_test.h"
void ItProcessFs010(void)
{
auto path = GenProcPidContainerPath(getpid(), "pid");
std::vector<char> buf(PATH_MAX);
auto nbytes = readlink(path.c_str(), buf.data(), PATH_MAX);
ASSERT_NE(nbytes, -1);
std::regex reg("'pid:\\[[0-9]+\\]'");
bool ret = std::regex_match(buf.data(), reg);
ASSERT_EQ(ret, true);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sched.h>
#include <unistd.h>
#include <sys/stat.h>
#include <climits>
#include <string>
#include <iostream>
#include <regex>
#include "It_process_fs_test.h"
void ItProcessFs011(void)
{
auto path = GenProcPidContainerPath(getpid(), "net");
std::vector<char> buf(PATH_MAX);
auto nbytes = readlink(path.c_str(), buf.data(), PATH_MAX);
ASSERT_NE(nbytes, -1);
std::regex reg("'net:\\[[0-9]+\\]'");
bool ret = std::regex_match(buf.data(), reg);
ASSERT_EQ(ret, true);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include <climits>
#include <gtest/gtest.h>
#include <sys/types.h>
#include <dirent.h>
#include <unistd.h>
#include "It_process_fs_test.h"
static const int STACK_SIZE = 1024 * 1024;
static const int CHILD_FUNC_ARG = 0x2088;
static int child_process(void *arg)
{
(void)arg;
pid_t pid = getpid();
std::ostringstream buf;
buf << "/proc/" << pid;
DIR *dirp = opendir(buf.str().data());
if (dirp == nullptr) {
return 1;
}
(void)closedir(dirp);
return 0;
}
void ItProcessFs012(void)
{
int ret = 0;
int status;
char *stack = (char *)mmap(nullptr, STACK_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_STACK,
-1, 0);
ASSERT_NE(stack, nullptr);
char *stackTop = stack + STACK_SIZE;
int arg = CHILD_FUNC_ARG;
pid_t pid = clone(child_process, stackTop, SIGCHLD, &arg);
ASSERT_NE(pid, -1);
ret = waitpid(pid, &status, 0);
ASSERT_EQ(ret, pid);
ret = WIFEXITED(status);
int exitCode = WEXITSTATUS(status);
ASSERT_EQ(exitCode, 0);
std::ostringstream buf;
buf << "/proc/" << pid;
DIR *dirp = opendir(buf.str().data());
ASSERT_EQ(dirp, nullptr);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <gtest/gtest.h>
#include "It_process_fs_test.h"
static const int ini_process_max = 3;
void ItProcessFs013(void)
{
std::string path;
DIR *dirp = nullptr;
for (int i = 1; i <= ini_process_max; i++) {
if (i != 2) { /* 2: skip kernel process */
path = GenProcPidPath(i);
printf("path: %s\n", path.c_str());
dirp = opendir(path.data());
ASSERT_NE(dirp, nullptr);
(void)closedir(dirp);
};
}
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <gtest/gtest.h>
#include "It_process_fs_test.h"
void ItProcessFs014(void)
{
std::string path = "/proc/100000";
DIR *dirp = nullptr;
dirp = opendir(path.c_str());
ASSERT_EQ(dirp, nullptr);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <gtest/gtest.h>
#include "It_process_fs_test.h"
void ItProcessFs015(void)
{
std::string path = "/proc/power";
DIR *dirp = nullptr;
dirp = opendir(path.c_str());
ASSERT_NE(dirp, nullptr);
(void)closedir(dirp);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
static int const configLen = 16;
static int const invalidNum = 2;
static const int CHILD_FUNC_ARG = 0x2088;
const int STACK_SIZE = (1024 * 1024);
static int childFunc(void *arg)
{
(void)arg;
sleep(2); /* 2: delay 2s */
return 0;
}
void ItProcessFs016(void)
{
const int CONFIG_FILE_LEN = 1024;
char szFile[CONFIG_FILE_LEN] = {0};
std::string path = "/proc/sys/user/max_uts_container";
int fd = open(path.c_str(), O_WRONLY);
ASSERT_NE(fd, -1);
char buf[configLen];
(void)sprintf(buf, "%d", invalidNum);
size_t ret = write(fd, buf, (strlen(buf) + 1));
ASSERT_NE(ret, -1);
int arg = CHILD_FUNC_ARG;
char *stack = (char *)mmap(NULL, STACK_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_STACK,
-1, 0);
ASSERT_NE(stack, NULL);
char *stackTop = stack + STACK_SIZE;
auto pid = clone(childFunc, stackTop, CLONE_NEWUTS, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWUTS, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWUTS, &arg);
ASSERT_EQ(pid, -1);
(void)close(fd);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
static int const configLen = 16;
static int const invalidNum = 2;
static const int CHILD_FUNC_ARG = 0x2088;
const int STACK_SIZE = (1024 * 1024);
static int childFunc(void *arg)
{
(void)arg;
sleep(2); /* 2: delay 2s */
return 0;
}
void ItProcessFs017(void)
{
const int CONFIG_FILE_LEN = 1024;
char szFile[CONFIG_FILE_LEN] = {0};
std::string path = "/proc/sys/user/max_user_container";
int fd = open(path.c_str(), O_WRONLY);
ASSERT_NE(fd, -1);
char buf[configLen];
size_t ret = sprintf_s(buf, configLen, "%d", invalidNum);
ASSERT_GT(ret, 0);
ret = write(fd, buf, (strlen(buf) + 1));
ASSERT_NE(ret, -1);
int arg = CHILD_FUNC_ARG;
char *stack = (char *)mmap(NULL, STACK_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_STACK,
-1, 0);
ASSERT_NE(stack, NULL);
char *stackTop = stack + STACK_SIZE;
auto pid = clone(childFunc, stackTop, CLONE_NEWUSER, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWUSER, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWUSER, &arg);
ASSERT_EQ(pid, -1);
(void)close(fd);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
static int const configLen = 16;
static int const invalidNum = 2;
static const int CHILD_FUNC_ARG = 0x2088;
const int STACK_SIZE = (1024 * 1024);
static int childFunc(void *arg)
{
(void)arg;
sleep(2); /* 2: delay 2s */
return 0;
}
void ItProcessFs018(void)
{
const int CONFIG_FILE_LEN = 1024;
char szFile[CONFIG_FILE_LEN] = {0};
std::string path = "/proc/sys/user/max_mnt_container";
int fd = open(path.c_str(), O_WRONLY);
ASSERT_NE(fd, -1);
char buf[configLen];
size_t ret = sprintf_s(buf, configLen, "%d", invalidNum);
ASSERT_GT(ret, 0);
ret = write(fd, buf, (strlen(buf) + 1));
ASSERT_NE(ret, -1);
int arg = CHILD_FUNC_ARG;
char *stack = (char *)mmap(NULL, STACK_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_STACK,
-1, 0);
ASSERT_NE(stack, NULL);
char *stackTop = stack + STACK_SIZE;
auto pid = clone(childFunc, stackTop, CLONE_NEWNS, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWNS, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWNS, &arg);
ASSERT_EQ(pid, -1);
(void)close(fd);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
static int const configLen = 16;
static int const invalidNum = 2;
static const int CHILD_FUNC_ARG = 0x2088;
const int STACK_SIZE = (1024 * 1024);
static int childFunc(void *arg)
{
(void)arg;
sleep(2); /* 2: delay 2s */
return 0;
}
void ItProcessFs019(void)
{
const int CONFIG_FILE_LEN = 1024;
char szFile[CONFIG_FILE_LEN] = {0};
std::string path = "/proc/sys/user/max_pid_container";
int fd = open(path.c_str(), O_WRONLY);
ASSERT_NE(fd, -1);
char buf[configLen];
size_t ret = sprintf_s(buf, configLen, "%d", invalidNum);
ASSERT_GT(ret, 0);
ret = write(fd, buf, (strlen(buf) + 1));
ASSERT_NE(ret, -1);
int arg = CHILD_FUNC_ARG;
char *stack = (char *)mmap(NULL, STACK_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_STACK,
-1, 0);
ASSERT_NE(stack, NULL);
char *stackTop = stack + STACK_SIZE;
auto pid = clone(childFunc, stackTop, CLONE_NEWPID, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWPID, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWPID, &arg);
ASSERT_EQ(pid, -1);
(void)close(fd);
}
/*
* Copyright (c) 2023-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cstdio>
#include "It_process_fs_test.h"
static int const configLen = 16;
static int const invalidNum = 2;
static const int CHILD_FUNC_ARG = 0x2088;
const int STACK_SIZE = (1024 * 1024);
static int childFunc(void *arg)
{
(void)arg;
sleep(2); /* 2: delay 2s */
return 0;
}
void ItProcessFs020(void)
{
const int CONFIG_FILE_LEN = 1024;
char szFile[CONFIG_FILE_LEN] = {0};
std::string path = "/proc/sys/user/max_net_container";
int fd = open(path.c_str(), O_WRONLY);
ASSERT_NE(fd, -1);
char buf[configLen];
size_t ret = sprintf(buf, configLen, "%d", invalidNum);
ASSERT_GT(ret, 0);
ret = write(fd, buf, (strlen(buf) + 1));
ASSERT_NE(ret, -1);
int arg = CHILD_FUNC_ARG;
char *stack = (char *)mmap(NULL, STACK_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_STACK,
-1, 0);
ASSERT_NE(stack, NULL);
char *stackTop = stack + STACK_SIZE;
auto pid = clone(childFunc, stackTop, CLONE_NEWNET, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWNET, &arg);
ASSERT_NE(pid, -1);
pid = clone(childFunc, stackTop, CLONE_NEWNET, &arg);
ASSERT_EQ(pid, -1);
(void)close(fd);
}
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