release/src/router/samba3/examples/perfcounter/perf.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Performance Counter Daemon
   4  *
   5  *  Copyright (C) Marcin Krzysztof Porwit    2005
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #ifndef __PERF_H__
  23 #define __PERF_H__
  24
  25 #include <stdlib.h>
  26 #include <time.h>
  27 #include <math.h>
  28 #include <stdio.h>
  29 #include <fcntl.h>
  30 #include <unistd.h>
  31 #include <string.h>
  32 #include <fcntl.h>
  33 #include <signal.h>
  34 #include <stdarg.h>
  35 #include <sys/mman.h>
  36 #include <sys/stat.h>
  37 #include <sys/time.h>
  38 #include <sys/wait.h>
  39 #include <limits.h>
  40 #include "tdb.h"
  41 #include <rpc_perfcount_defs.h>
  42 #include <sys/statfs.h>
  43 #include <sys/times.h>
  44 #include <sys/sysinfo.h>
  45
  46 #define NUM_COUNTERS 10
  47
  48 #define NAME_LEN 256
  49 #define HELP_LEN 1024
  50
  51 #define PERF_OBJECT 0
  52 #define PERF_INSTANCE 1
  53 #define PERF_COUNTER 2
  54
  55 #define FALSE 0
  56 #define TRUE !FALSE
  57
  58 #define PROC_BUF 256
  59 #define LARGE_BUF 16384
  60
  61 typedef struct perf_counter
  62 {
  63     int index;
  64     char name[NAME_LEN];
  65     char help[HELP_LEN];
  66     char relationships[NAME_LEN];
  67     unsigned int counter_type;
  68     int record_type;
  69 } PerfCounter;
  70
  71 typedef struct mem_data
  72 {
  73     unsigned int availPhysKb;
  74     unsigned int availSwapKb;
  75     unsigned int totalPhysKb;
  76     unsigned int totalSwapKb;
  77 } MemData;
  78
  79 typedef struct mem_info
  80 {
  81     PerfCounter memObjDesc;
  82     PerfCounter availPhysKb;
  83     PerfCounter availSwapKb;
  84     PerfCounter totalPhysKb;
  85     PerfCounter totalSwapKb;
  86     MemData *data;
  87 } MemInfo;
  88
  89 typedef struct cpu_data
  90 {
  91     unsigned long long user;
  92     unsigned long long nice;
  93     unsigned long long system;
  94     unsigned long long idle;
  95 } CPUData;
  96
  97 typedef struct cpu_info
  98 {
  99     unsigned int numCPUs;
 100     PerfCounter cpuObjDesc;
 101     PerfCounter userCPU;
 102     PerfCounter niceCPU;
 103     PerfCounter systemCPU;
 104     PerfCounter idleCPU;
 105     CPUData *data;
 106 } CPUInfo;
 107
 108 typedef struct disk_meta_data
 109 {
 110         char name[NAME_LEN];
 111         char mountpoint[NAME_LEN];
 112 } DiskMetaData;
 113
 114 typedef struct disk_data
 115 {
 116         unsigned long long freeMegs;
 117         unsigned int writesPerSec;
 118         unsigned int readsPerSec;
 119 } DiskData;
 120
 121 typedef struct disk_info
 122 {
 123         unsigned int numDisks;
 124         DiskMetaData *mdata;
 125         PerfCounter diskObjDesc;
 126         PerfCounter freeMegs;
 127         PerfCounter writesPerSec;
 128         PerfCounter readsPerSec;
 129         DiskData *data;
 130 } DiskInfo;
 131
 132 typedef struct process_data
 133 {
 134         unsigned int runningProcessCount;
 135 } ProcessData;
 136
 137 typedef struct process_info
 138 {
 139         PerfCounter processObjDesc;
 140         PerfCounter runningProcessCount;
 141         ProcessData *data;
 142 } ProcessInfo;
 143
 144 typedef struct perf_data_block
 145 {
 146         unsigned int counter_id;
 147         unsigned int num_counters;
 148         unsigned int NumObjectTypes;
 149         unsigned long long PerfTime;
 150         unsigned long long PerfFreq;
 151         unsigned long long PerfTime100nSec;
 152         MemInfo memInfo;
 153         CPUInfo cpuInfo;
 154         ProcessInfo processInfo;
 155         DiskInfo diskInfo;
 156 } PERF_DATA_BLOCK;
 157
 158 typedef struct runtime_settings
 159 {
 160     /* Runtime flags */
 161     int dflag;
 162     /* DB path names */
 163     char dbDir[PATH_MAX];
 164     char nameFile[PATH_MAX];
 165     char counterFile[PATH_MAX];
 166     /* TDB context */
 167     TDB_CONTEXT *cnames;
 168     TDB_CONTEXT *cdata;
 169 } RuntimeSettings;
 170
 171 /* perf_writer_ng_util.c function prototypes */
 172 void fatal(char *msg);
 173 void add_key(TDB_CONTEXT *db, char *keystring, char *datastring, int flags);
 174 void add_key_raw(TDB_CONTEXT *db, char *keystring, void *datastring, size_t datasize, int flags);
 175 void make_key(char *buf, int buflen, int key_part1, char *key_part2);
 176 void parse_flags(RuntimeSettings *rt, int argc, char **argv);
 177 void setup_file_paths(RuntimeSettings *rt);
 178 void daemonize(RuntimeSettings *rt);
 179
 180 /* perf_writer_ng_mem.c function prototypes */
 181 void get_meminfo(PERF_DATA_BLOCK *data);
 182 void init_memdata_desc(PERF_DATA_BLOCK *data);
 183 void init_memdata(PERF_DATA_BLOCK *data);
 184 void output_mem_desc(PERF_DATA_BLOCK *data, RuntimeSettings rt);
 185 void output_meminfo(PERF_DATA_BLOCK *data, RuntimeSettings rt, int tdb_flags);
 186 void init_perf_counter(PerfCounter *counter, PerfCounter *parent, unsigned int index, char *name, char *help, int counter_type, int record_type);
 187
 188 /* perf_writer_ng_cpu.c function prototypes */
 189 unsigned long long get_cpufreq();
 190 void init_cpudata_desc(PERF_DATA_BLOCK *data);
 191 void get_cpuinfo(PERF_DATA_BLOCK *data);
 192 void init_cpu_data(PERF_DATA_BLOCK *data);
 193 void output_cpu_desc(PERF_DATA_BLOCK *data, RuntimeSettings rt);
 194 void output_cpuinfo(PERF_DATA_BLOCK *data, RuntimeSettings rt, int tdb_flags);
 195
 196 #endif /* __PERF_H__ */