libcgroup/libcgroup-0.41/tests/libcgrouptest.h
2014-02-05 16:04:04 +01:00

159 lines
4.2 KiB
C

/*
* Copyright IBM Corporation. 2008
*
* Author: Sudhir Kumar <skumar@linux.vnet.ibm.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2.1 of the GNU Lesser General Public License
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it would be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* Description: This file is the header file for libcgroup test programs.
*/
#ifndef __LIBCGROUPTEST_H
#define __LIBCGROUPTEST_H
#include <errno.h>
#include <fcntl.h>
#include <mntent.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <libcgroup.h>
#include "../config.h"
#include <unistd.h>
#include <inttypes.h>
#define SIZE 100 /* Max size of a message to be printed */
#define NUM_MSGS 20 /* Number of such messsages */
#define PASS 1 /* test passed */
#define FAIL 0 /* test failed */
enum cgroup_mount_t {
FS_NOT_MOUNTED,
FS_MOUNTED,
FS_MULTI_MOUNTED,
};
enum controller_t {
CPU,
MEMORY,
CPUSET,
/* Add new controllers here */
};
enum cgroup_control_val_t {
BOOL,
INT64,
UINT64,
STRING,
};
enum info_message_t {
NULLGRP,
COMMONGRP,
NOTCRTDGRP,
SAMEGRP,
TASKINGRP,
TASKNOTINGRP,
TASKNOTINANYGRP,
GRPINFS,
GRPNOTINFS,
GRPINBOTHCTLS,
GRPNOTIN2NDCTL,
GRPNOTIN1STCTL,
GRPMODINBOTHCTLS,
GRPNOTMODIN2NDCTL,
GRPNOTMODINANYCTL,
GRPDELETEDINFS,
GRPNOTDELETEDINFS,
GRPNOTDELETEDGLOBALY,
NOMESSAGE,
};
/* Keep a single struct of all ids */
struct uid_gid_t {
uid_t control_uid;
gid_t control_gid;
uid_t tasks_uid;
gid_t tasks_gid;
};
/* Keep a single struct of all control values */
struct cntl_val_t {
int64_t val_int64;
u_int64_t val_uint64;
bool val_bool;
/* size worth of 100 digit num is fair enough */
char val_string[100]; /* string value of control parameter */
};
extern int cpu, memory;
/* The set of verbose messages useful to the user */
extern char info[NUM_MSGS][SIZE];
/* this variable is never modified */
extern int fs_mounted;
/* The mountpoints as received from script
* We use mountpoint for single mount.
* For multimount we use mountpoint and mountpoint2.
*/
extern char mountpoint[], mountpoint2[];
/* Functions to test each API */
void test_cgroup_init(int retcode, int i);
void test_cgroup_attach_task(int retcode, struct cgroup *cgroup1,
const char *group1, const char *group2, pid_t pid,
int k, int i);
struct cgroup *create_new_cgroup_ds(int ctl, const char *grpname,
int value_type, struct cntl_val_t cval, struct uid_gid_t ids, int i);
void test_cgroup_create_cgroup(int retcode, struct cgroup *cgrp,
const char *name, int common, int mpnt, int ign, int i);
void test_cgroup_delete_cgroup(int retcode, struct cgroup *cgrp,
const char *name, int common, int mpnt, int ign, int i);
void test_cgroup_modify_cgroup(int retcode, struct cgroup *cgrp,
const char *name, int which_ctl, int ctl1, int ctl2,
int value_type, int i);
void test_cgroup_get_cgroup(int ctl1, int ctl2, struct uid_gid_t ids, int i);
/* API test functions end here */
void test_cgroup_compare_cgroup(int ctl1, int ctl2, int i);
void test_cgroup_add_free_controller(int i);
void is_subsystem_enabled(const char *name, int *exist);
int group_exist(char *path_group);
int set_controller(int controller, char *controller_name,
char *control_file);
int group_modified(char *path_control_file, int value_type,
struct cntl_val_t cval);
int add_control_value(struct cgroup_controller *newcontroller,
char *control_file, char *wr, int value_type, struct cntl_val_t cval);
struct cgroup *new_cgroup(char *group, char *controller_name,
char *control_file, int value_type, struct cntl_val_t cval,
struct uid_gid_t ids, int i);
int check_fsmounted(int multimnt);
int check_task(char *tasksfile, pid_t pid);
/* function to print messages in better format */
void message(int num, int pass, const char *api,
int ret, char *extra);
void build_path(char *target, char *mountpoint,
const char *group, const char *file);
pid_t cgrouptest_gettid();
#ifdef CGROUP_DEBUG
#define cgroup_dbg(p...) printf(p)
#else
#define cgroup_dbg(p...) do {} while (0);
#endif
#endif