/* do the actual work, get and print stats if verbose */
void get_iface_stats_libstat (char verbose) {
sg_network_io_stats *network_stats=NULL;
int num_network_stats,current_if_num=0,hidden_if=0;
t_iface_speed_stats stats; /* local struct, used to calc total values */
t_iface_speed_stats tmp_if_stats;
memset(&stats,0,(size_t)sizeof(t_iface_speed_stats)); /* init it */
network_stats = sg_get_network_io_stats(&num_network_stats);
if (network_stats == NULL){
deinit(1, "libstatgrab error!\n");
}
for (current_if_num=0;current_if_num<num_network_stats;current_if_num++) {
tmp_if_stats.bytes.in=network_stats->rx;
tmp_if_stats.bytes.out=network_stats->tx;
tmp_if_stats.packets.in=network_stats->ipackets;
tmp_if_stats.packets.out=network_stats->opackets;
tmp_if_stats.errors.in=network_stats->ierrors;
tmp_if_stats.errors.out=network_stats->oerrors;
hidden_if = process_if_data (hidden_if, tmp_if_stats, &stats, network_stats->interface_name, current_if_num, verbose
#ifdef IOCTL
,check_if_up(network_stats->interface_name)
#else
,1
#endif
);
network_stats++;
}
finish_iface_stats (verbose, stats, hidden_if,current_if_num);
return;
}
void get_iface_stats_libstatdisk (char verbose) {
sg_disk_io_stats *disk_stats=NULL;
int num_disk_stats,current_if_num=0,hidden_if=0;
t_iface_speed_stats stats; /* local struct, used to calc total values */
t_iface_speed_stats tmp_if_stats;
memset(&stats,0,(size_t)sizeof(t_iface_speed_stats)); /* init it */
disk_stats = sg_get_disk_io_stats(&num_disk_stats);
if (disk_stats == NULL){
deinit(1, "libstatgrab error!\n");
}
for (current_if_num=0;current_if_num<num_disk_stats;current_if_num++) {
tmp_if_stats.bytes.in=disk_stats->read_bytes;
tmp_if_stats.bytes.out=disk_stats->write_bytes;
tmp_if_stats.packets.in=0;
tmp_if_stats.packets.out=0;
tmp_if_stats.errors.in=0;
tmp_if_stats.errors.out=0;
hidden_if = process_if_data (hidden_if, tmp_if_stats, &stats, disk_stats->disk_name, current_if_num, verbose,1);
disk_stats++;
}
finish_iface_stats (verbose, stats, hidden_if,current_if_num);
return;
}
/* do the actual work, get and print stats if verbose */
void get_iface_stats_proc (char verbose) {
char *ptr;
FILE *f=NULL;
char *buffer=NULL,*name=NULL;
int hidden_if=0,current_if_num=0;
t_iface_speed_stats stats; /* local struct, used to calc total values */
t_iface_speed_stats tmp_if_stats;
memset(&stats,0,(size_t)sizeof(t_iface_speed_stats)); /* init it */
/* dont open proc_net_dev if netstat_i is requested, else try to open and if it fails fallback */
if (!(f=fopen(PROC_FILE,"r"))) {
deinit(1, "open of procfile failed: %s\n",strerror(errno));
}
buffer=(char *)malloc(MAX_LINE_BUFFER);
/* we skip first 2 lines if not bsd at any mode */
if ((fgets(buffer,MAX_LINE_BUFFER,f) == NULL ) ||
(fgets(buffer,MAX_LINE_BUFFER,f) == NULL ))
deinit(1, "read of proc failed: %s\n",strerror(errno));
name=(char *)malloc(MAX_LINE_BUFFER);
while ( (fgets(buffer,MAX_LINE_BUFFER,f) != NULL) ) {
/* get the name */
ptr=strchr(buffer,':');
/* wrong format */
if (ptr==NULL) { deinit(1, "wrong format of input stream\n"); }
/* set : to end_of_string and move to first char of "next" string (to first data) */
*ptr++ = 0;
sscanf(ptr,"%llu%llu%llu%*i%*i%*i%*i%*i%llu%llu%llu",&tmp_if_stats.bytes.in,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.bytes.out,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out);
sscanf(buffer,"%s",name);
/* init new interfaces and add fetched data to old or new one */
hidden_if = process_if_data (hidden_if, tmp_if_stats, &stats, name, current_if_num, verbose
#ifdef IOCTL
,check_if_up(name)
#else
,1
#endif
);
current_if_num++;
} /* fgets done (while) */
/* add to total stats and output current stats if verbose */
finish_iface_stats (verbose, stats, hidden_if,current_if_num);
/* clean buffers */
free(buffer);
free(name);
/* close input stream */
fclose(f);
return;
}
void get_iface_stats_win32 (char verbose) {
PMIB_IFTABLE if_table,tmp;
unsigned long tableSize;
int i,current_if_num,hidden_if=0,err;
char name[MAX_INTERFACE_NAME_LEN];
t_iface_speed_stats tmp_if_stats;
t_iface_speed_stats stats; /* local struct, used to calc total values */
memset(&stats,0,(size_t)sizeof(t_iface_speed_stats)); /* init it */
tableSize=sizeof(MIB_IFTABLE);
if_table = malloc(sizeof(MIB_IFTABLE));
if (if_table==NULL) return;
/* get table size or data if table is big enough */
if ((err=GetIfTable(if_table, &tableSize, 0)==ERROR_INSUFFICIENT_BUFFER)) {
tmp = realloc(if_table, tableSize);
if (tmp==NULL) {
free(if_table);
return;
}
if_table=tmp;
/* get data */
err=GetIfTable(if_table, &tableSize, 0);
}
if (err != NO_ERROR) {
free(if_table);
return;
}
current_if_num=0;
for (i=0; i<if_table->dwNumEntries; i++) {
strncpy(name,(char*)(if_table->table[i].bDescr),MAX_INTERFACE_NAME_LEN);
name[MAX_INTERFACE_NAME_LEN-1]='\0';
tmp_if_stats.bytes.in=if_table->table[i].dwInOctets;
tmp_if_stats.bytes.out=if_table->table[i].dwOutOctets;
tmp_if_stats.packets.in=if_table->table[i].dwInUcastPkts + if_table->table[i].dwInNUcastPkts;
tmp_if_stats.packets.out=if_table->table[i].dwOutUcastPkts + if_table->table[i].dwOutNUcastPkts;
tmp_if_stats.errors.in=if_table->table[i].dwInErrors;
tmp_if_stats.errors.out=if_table->table[i].dwOutErrors;
/* init new interfaces and add fetched data to old or new one */
hidden_if = process_if_data (hidden_if, tmp_if_stats, &stats, name, current_if_num, verbose, 1);
current_if_num++;
}
/* add to total stats and output current stats if verbose */
finish_iface_stats (verbose, stats, hidden_if,current_if_num);
free(if_table);
return;
}
/* do the actual work, get and print stats if verbose */
void get_iface_stats_netstat (char verbose) {
int current_if_num=0,hidden_if=0;
char *buffer=NULL,*name=NULL;
#if NETSTAT_NETBSD
char *str_buf=NULL;
char *test_buf;
char *buffer2=NULL;
FILE *f2=NULL;
#endif
#if NETSTAT_BSD || NETSTAT_BSD_BYTES || NETSTAT_SOLARIS || NETSTAT_NETBSD
char *last_name=NULL;
#endif
FILE *f=NULL;
t_iface_speed_stats stats; /* local struct, used to calc total values */
t_iface_speed_stats tmp_if_stats;
memset(&stats,0,(size_t)sizeof(t_iface_speed_stats)); /* init it */
if (!(f=(FILE *)popen(
#if NETSTAT_BSD || NETSTAT_BSD_BYTES
#if NETSTAT_BSD_LINK
NETSTAT_PATH " -iW -f link"
#else
NETSTAT_PATH " -iW"
#endif
#if NETSTAT_BSD_BYTES
" -b"
#endif
#endif
#if NETSTAT_LINUX
show_all_if ? NETSTAT_PATH " -ia" : NETSTAT_PATH " -i"
#endif
#if NETSTAT_SOLARIS
NETSTAT_PATH " -i -f inet -f inet6"
#endif
#if NETSTAT_NETBSD
NETSTAT_PATH " -ib"
#endif
,"r")))
deinit(1, "no input stream found: %s\n",strerror(errno));
#if NETSTAT_NETBSD
if (!(f2=popen( NETSTAT_PATH " -i","r")))
deinit(1, "no input stream found: %s\n",strerror(errno));
buffer2=(char *)malloc(MAX_LINE_BUFFER);
if ((fgets(buffer2,MAX_LINE_BUFFER,f2) == NULL )) deinit(1, "read of netstat failed: %s\n",strerror(errno));
str_buf=(char *)malloc(MAX_LINE_BUFFER);
#endif
buffer=(char *)malloc(MAX_LINE_BUFFER);
#ifdef NETSTAT_LINUX
/* we skip first 2 lines if not bsd at any mode */
if ((fgets(buffer,MAX_LINE_BUFFER,f) == NULL ) || (fgets(buffer,MAX_LINE_BUFFER,f) == NULL ))
deinit(1, "read of netstat failed: %s\n",strerror(errno));
#endif
#if NETSTAT_BSD || NETSTAT_BSD_BYTES || NETSTAT_SOLARIS || NETSTAT_NETBSD
last_name=(char *)malloc(MAX_LINE_BUFFER);
last_name[0]='\0'; /* init */
if ((fgets(buffer,MAX_LINE_BUFFER,f) == NULL )) deinit(1, "read of netstat failed: %s\n",strerror(errno));
#endif
name=(char *)malloc(MAX_LINE_BUFFER);
/* loop and read each line */
while ( (fgets(buffer,MAX_LINE_BUFFER,f) != NULL && buffer[0]!='\n') ) {
memset(&tmp_if_stats,0,(size_t)sizeof(t_iface_speed_stats)); /* reinit it to zero */
#ifdef NETSTAT_LINUX
sscanf(buffer,"%s%*i%*i%llu%llu%*i%*i%llu%llu",name,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out);
#endif
#if NETSTAT_BSD_BYTES
if (count_tokens(buffer)>10) /* including address */
sscanf(buffer,"%s%*i%*s%*s%llu%llu%llu%llu%llu%llu",name,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.bytes.in,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out,&tmp_if_stats.bytes.out);
else /* w/o address */
sscanf(buffer,"%s%*i%*s%llu%llu%llu%llu%llu%llu",name,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.bytes.in,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out,&tmp_if_stats.bytes.out);
#endif
#if NETSTAT_BSD || NETSTAT_SOLARIS
if (count_tokens(buffer)>=8) /* including address */
sscanf(buffer,"%s%*i%*s%*s%llu%llu%llu%llu",name,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out);
else /* w/o address */
sscanf(buffer,"%s%*i%*s%llu%llu%llu%llu",name,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out);
#endif
#if NETSTAT_NETBSD
test_buf=fgets(buffer2,MAX_LINE_BUFFER,f2);
if (count_tokens(buffer)>=6) { /* including address */
if (test_buf) sscanf(buffer2,"%s%s%s%s%llu%llu%llu%llu",str_buf,str_buf,str_buf,str_buf,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out);
sscanf(buffer,"%s%s%s%s%llu%llu",name,str_buf,str_buf,str_buf,&tmp_if_stats.bytes.in,&tmp_if_stats.bytes.out);
} else {
if (test_buf) sscanf(buffer2,"%s%s%s%llu%llu%llu%llu",str_buf,str_buf,str_buf,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out);
sscanf(buffer,"%s%s%s%llu%llu",name,str_buf,str_buf,&tmp_if_stats.bytes.in,&tmp_if_stats.bytes.out);
}
#endif
#if NETSTAT_BSD || NETSTAT_BSD_BYTES || NETSTAT_SOLARIS || NETSTAT_NETBSD
/* check if we have a new iface or if its only a second line of the same one */
if (!strcmp(last_name,name)) continue; /* skip this line */
strlcpy(last_name,name,MAX_LINE_BUFFER);
#endif
/* init new interfaces and add fetched data to old or new one */
hidden_if = process_if_data (hidden_if, tmp_if_stats, &stats, name, current_if_num, verbose,
#if NETSTAT_BSD || NETSTAT_BSD_BYTES || NETSTAT_NETBSD
(name[strlen(name)-1]!='*')
#else
1
#endif
);
current_if_num++;
} /* fgets done (while) */
/* add to total stats and output current stats if verbose */
finish_iface_stats (verbose, stats, hidden_if,current_if_num);
/* clean buffers */
free(buffer);
#if NETSTAT_NETBSD
free(buffer2);
free(str_buf);
pclose(f2);
#endif
#if NETSTAT_BSD || NETSTAT_NETBSD || NETSTAT_BSD_BYTES || NETSTAT_SOLARIS
free(last_name);
#endif
free(name);
/* close input stream */
pclose(f);
return;
}
void get_iface_stats_kstat (char verbose) {
kstat_ctl_t *kc;
kstat_t *ksp;
kstat_io_t kio;
kstat_named_t *i_bytes=NULL,*o_bytes=NULL,*i_packets=NULL,*o_packets=NULL,*i_errors=NULL,*o_errors=NULL;
char *name;
int hidden_if=0,current_if_num=0,my_errno=0;
t_iface_speed_stats tmp_if_stats;
t_iface_speed_stats stats; /* local struct, used to calc total values */
memset(&stats,0,(size_t)sizeof(t_iface_speed_stats)); /* init it */
kc = kstat_open();
if (kc==NULL) deinit(1, "kstat failed: %s\n",strerror(my_errno));
name=(char *)malloc(KSTAT_STRLEN);
if (!name) {
kstat_close(kc);
deinit(1,"mem alloc failed: %s\n",strerror(errno));
}
/* loop for interfaces */
for (ksp = kc->kc_chain;ksp != NULL;ksp = ksp->ks_next) {
if ((strcmp(ksp->ks_class, "net") != 0 && input_method==KSTAT_IN) || (strcmp(ksp->ks_class, "disk") != 0 && input_method==KSTATDISK_IN && ksp->ks_type != KSTAT_TYPE_IO))
continue; /* skip all other stats */
strncpy(name,ksp->ks_name,KSTAT_STRLEN);
name[KSTAT_STRLEN-1]='\0';
if (KSTAT_IN==input_method) {
kstat_read(kc, ksp, NULL);
i_bytes=(kstat_named_t *)kstat_data_lookup(ksp, "rbytes");
o_bytes=(kstat_named_t *)kstat_data_lookup(ksp, "obytes");
i_packets=(kstat_named_t *)kstat_data_lookup(ksp, "ipackets");
o_packets=(kstat_named_t *)kstat_data_lookup(ksp, "opackets");
i_errors=(kstat_named_t *)kstat_data_lookup(ksp, "ierrors");
o_errors=(kstat_named_t *)kstat_data_lookup(ksp, "oerrors");
if (!i_bytes || !o_bytes || !i_packets || !o_packets || !i_errors || !o_errors)
continue;
/* use ui32 values, the 64 bit values return strange (very big) differences */
tmp_if_stats.bytes.in=i_bytes->value.ui32;
tmp_if_stats.bytes.out=o_bytes->value.ui32;
tmp_if_stats.packets.in=i_packets->value.ui32;
tmp_if_stats.packets.out=o_packets->value.ui32;
tmp_if_stats.errors.in=i_errors->value.ui32;
tmp_if_stats.errors.out=o_errors->value.ui32;
} else if (KSTATDISK_IN==input_method) {
kstat_read(kc, ksp, &kio);
tmp_if_stats.bytes.in=kio.nread;
tmp_if_stats.bytes.out=kio.nwritten;
tmp_if_stats.packets.in=kio.reads;
tmp_if_stats.packets.out=kio.writes;
tmp_if_stats.errors.in=tmp_if_stats.errors.out=0;
} else {
free(name);
kstat_close(kc);
deinit(1,"im confused about kstat input methods!\n");
}
/* init new interfaces and add fetched data to old or new one */
hidden_if = process_if_data (hidden_if, tmp_if_stats, &stats, name, current_if_num, verbose, (tmp_if_stats.bytes.in != 0 || tmp_if_stats.bytes.out != 0));
current_if_num++;
}
/* add to total stats and output current stats if verbose */
finish_iface_stats (verbose, stats, hidden_if,current_if_num);
/* clean buffers */
free(name);
kstat_close(kc);
return;
}
/* do the actual work, get and print stats if verbose */
void get_disk_stats_proc (char verbose) {
FILE *f=NULL,*f_s=NULL;
char *buffer=NULL,*name=NULL,*ptr;
ullong tmp_long;
int n,major,minor,maj_s,min_s;
static char diskstats_works = 1;
static char proc_stat[PATH_MAX] = "";
int hidden_if=0,current_if_num=0;
t_iface_speed_stats stats; /* local struct, used to calc total values */
t_iface_speed_stats tmp_if_stats;
memset(&stats,0,(size_t)sizeof(t_iface_speed_stats)); /* init it */
/* dont open proc_net_dev if netstat_i is requested, else try to open and if it fails fallback */
if (diskstats_works && !(f=fopen(PROC_DISKSTATS_FILE,"r"))) {
diskstats_works = 0;
}
buffer=(char *)malloc(MAX_LINE_BUFFER);
name=(char *)malloc(MAX_LINE_BUFFER);
if (!name || !buffer) {
if (name) free(name);
if (buffer) free(buffer);
if (f) fclose(f);
deinit(1,"mem alloc failed: %s\n",strerror(errno));
}
if (!diskstats_works) {
if (!(f=fopen(PROC_PARTITIONS_FILE,"r"))) {
diskstats_works = 1;
} else {
/* skip first two lines in /proc/partitions */
fgets(buffer,MAX_LINE_BUFFER,f);
fgets(buffer,MAX_LINE_BUFFER,f);
}
}
while ( (fgets(buffer,MAX_LINE_BUFFER,f) != NULL) ) {
n = sscanf(buffer,
(diskstats_works ? "%i %i %s %llu%llu%llu%llu%llu%llu%llu%*i" : "%i %i %*i %s %llu%llu%llu%llu%llu%llu%llu%*i"),
&major,&minor,name,&tmp_if_stats.packets.in,&tmp_if_stats.errors.in,&tmp_if_stats.bytes.in,&tmp_long,&tmp_if_stats.packets.out,&tmp_if_stats.errors.out,&tmp_if_stats.bytes.out);
/* skip loop devices, we dont see stats anyway */
if (major == 7) continue;
if (n == 7) {
/* its a partition with shorter stats, move all to correct fields */
tmp_if_stats.packets.out=tmp_if_stats.bytes.in;
tmp_if_stats.bytes.in=tmp_if_stats.errors.in;
tmp_if_stats.bytes.out=tmp_long;
tmp_if_stats.errors.in=0;
tmp_if_stats.errors.out=0;
} else {
/* having 10 fields all is just fine, else check for other formats */
if (n != 10) {
if (diskstats_works == 0 && n == 3) {
/* we are reading /proc/partitions and have the
* old 2.4 partitions format, look in /proc/stat for block devince data */
if (proc_stat[0] == 0) {
/* build /proc/stat path */
strcpy(proc_stat,PROC_PARTITIONS_FILE);
if ((ptr=strrchr(proc_stat,'/'))) {
ptr++;
strcpy(ptr,"stat");
} else {
free(name);
free(buffer);
deinit(1, "strange /proc/partitions name, couldnt build /proc/stats name\n");
}
}
if (!(f_s=fopen(proc_stat,"r"))) {
free(name);
free(buffer);
deinit(1, "couldnt open %s: %s\n",proc_stat,strerror(errno));
}
while ( (fgets(buffer,MAX_LINE_BUFFER,f_s) != NULL)) {
if (!strncmp("disk_io:",buffer,8)) {
ptr=buffer+9;
while (ptr[0]!=0) {
n = sscanf(ptr,"(%i,%i): (%*i,%llu,%llu,%llu,%llu)",&maj_s,&min_s,&tmp_if_stats.packets.in,&tmp_if_stats.bytes.in,&tmp_if_stats.packets.out,&tmp_if_stats.bytes.out);
if (maj_s==major && min_s==minor) {
/* we found the correct device */
fclose(f_s);
f_s=NULL;
break;
}
if (!(ptr=strchr(ptr,' ')))
break;
ptr++;
}
if (!f_s)
break;
}
}
if (f_s) {
fclose(f_s);
/* couldnt find the entry, prolly a partition */
continue;
}
} else {
/* neither new nor old /proc/partitions nor /proc/diskstats */
free(name);
free(buffer);
deinit(1, "wrong format of procfile. %i: %s\n",n,buffer);
}
}
}
/* stats are in 512 byte blocks */
tmp_if_stats.bytes.in*=512;
tmp_if_stats.bytes.out*=512;
/* convert devfs name to a short abr */
get_short_devfs_name(name);
/* init new interfaces and add fetched data to old or new one */
hidden_if = process_if_data (hidden_if, tmp_if_stats, &stats, name, current_if_num, verbose,(n==10 || proc_stat[0] != 0));
current_if_num++;
} /* fgets done (while) */
/* add to total stats and output current stats if verbose */
finish_iface_stats (verbose, stats, hidden_if,current_if_num);
/* clean buffers */
free(buffer);
free(name);
/* close input stream */
fclose(f);
return;
}
