/*
***************************************************************************
* Set current record's timestamp strings (date and time). This timestamp is
* expressed in UTC or in local time, depending on whether option -t has
* been used or not.
*
* IN:
* @curr Index in array for current sample statistics.
* @cur_date String where timestamp's date will be saved.
* @cur_time String where timestamp's time will be saved.
* @len Maximum length of timestamp strings.
* @rectime Structure with current timestamp (expressed in local time or
* in UTC depending on whether option -t has been used or not)
* that should be broken down in date and time strings.
*
* OUT:
* @cur_date Timestamp's date string.
* @cur_time Timestamp's time string. May contain the number of seconds
* since the epoch (01-01-1970) if option -T has been used.
***************************************************************************
*/
void set_record_timestamp_string(int curr, char *cur_date, char *cur_time, int len,
struct tm *rectime)
{
/* Set cur_time date value */
if (PRINT_SEC_EPOCH(flags)) {
sprintf(cur_time, "%ld", record_hdr[curr].ust_time);
strcpy(cur_date, "");
}
else {
/*
* If PRINT_TRUE_TIME(flags) is true (ie. option -t has been used) then
* cur_time is expressed in local time. Else it is expressed in UTC.
*/
strftime(cur_date, len, "%Y-%m-%d", rectime);
strftime(cur_time, len, "%H:%M:%S", rectime);
}
}
/*
***************************************************************************
* Main entry to the sadf program
***************************************************************************
*/
int main(int argc, char **argv)
{
int opt = 1, sar_options = 0;
int day_offset = 0;
int i, rc;
char dfile[MAX_FILE_LEN];
char *t;
/* Get HZ */
get_HZ();
/* Compute page shift in kB */
get_kb_shift();
dfile[0] = '\0';
#ifdef USE_NLS
/* Init National Language Support */
init_nls();
#endif
tm_start.use = tm_end.use = FALSE;
/* Allocate and init activity bitmaps */
allocate_bitmaps(act);
/* Init some structures */
init_structures();
/* Process options */
while (opt < argc) {
if (!strcmp(argv[opt], "-I")) {
if (argv[++opt] && sar_options) {
if (parse_sar_I_opt(argv, &opt, act)) {
usage(argv[0]);
}
}
else {
usage(argv[0]);
}
}
else if (!strcmp(argv[opt], "-P")) {
if (parse_sa_P_opt(argv, &opt, &flags, act)) {
usage(argv[0]);
}
}
else if (!strcmp(argv[opt], "-s")) {
/* Get time start */
if (parse_timestamp(argv, &opt, &tm_start, DEF_TMSTART)) {
usage(argv[0]);
}
}
else if (!strcmp(argv[opt], "-e")) {
/* Get time end */
if (parse_timestamp(argv, &opt, &tm_end, DEF_TMEND)) {
usage(argv[0]);
}
}
else if (!strcmp(argv[opt], "-O")) {
/* Parse SVG options */
if (!argv[++opt] || sar_options) {
usage(argv[0]);
}
for (t = strtok(argv[opt], ","); t; t = strtok(NULL, ",")) {
if (!strcmp(t, K_SKIP_EMPTY)) {
flags |= S_F_SVG_SKIP;
}
else if (!strcmp(t, K_AUTOSCALE)) {
flags |= S_F_SVG_AUTOSCALE;
}
else {
usage(argv[0]);
}
}
opt++;
}
else if ((strlen(argv[opt]) > 1) &&
(strlen(argv[opt]) < 4) &&
!strncmp(argv[opt], "-", 1) &&
(strspn(argv[opt] + 1, DIGITS) == (strlen(argv[opt]) - 1))) {
if (dfile[0] || day_offset) {
/* File already specified */
usage(argv[0]);
}
day_offset = atoi(argv[opt++] + 1);
}
else if (!strcmp(argv[opt], "--")) {
sar_options = 1;
opt++;
}
else if (!strcmp(argv[opt], "-m")) {
if (argv[++opt] && sar_options) {
/* Parse sar's option -m */
if (parse_sar_m_opt(argv, &opt, act)) {
usage(argv[0]);
}
}
else {
usage(argv[0]);
}
}
else if (!strcmp(argv[opt], "-n")) {
if (argv[++opt] && sar_options) {
/* Parse sar's option -n */
if (parse_sar_n_opt(argv, &opt, act)) {
usage(argv[0]);
}
}
else {
usage(argv[0]);
}
}
else if (!strncmp(argv[opt], "-", 1)) {
/* Other options not previously tested */
if (sar_options) {
if ((rc = parse_sar_opt(argv, &opt, act, &flags, C_SADF)) != 0) {
if (rc == 1) {
usage(argv[0]);
}
exit(1);
}
}
else {
for (i = 1; *(argv[opt] + i); i++) {
switch (*(argv[opt] + i)) {
case 'C':
flags |= S_F_COMMENT;
break;
case 'c':
if (format) {
usage(argv[0]);
}
format = F_CONV_OUTPUT;
break;
case 'd':
if (format) {
usage(argv[0]);
}
format = F_DB_OUTPUT;
break;
case 'g':
if (format) {
usage(argv[0]);
}
format = F_SVG_OUTPUT;
break;
case 'h':
flags |= S_F_HORIZONTALLY;
break;
case 'H':
flags |= S_F_HDR_ONLY;
break;
case 'j':
if (format) {
usage(argv[0]);
}
format = F_JSON_OUTPUT;
break;
case 'p':
if (format) {
usage(argv[0]);
}
format = F_PPC_OUTPUT;
break;
case 'T':
flags |= S_F_LOCAL_TIME;
break;
case 't':
flags |= S_F_TRUE_TIME;
break;
case 'U':
flags |= S_F_SEC_EPOCH;
break;
case 'x':
if (format) {
usage(argv[0]);
}
format = F_XML_OUTPUT;
break;
case 'V':
print_version();
break;
default:
usage(argv[0]);
}
}
}
opt++;
}
/* Get data file name */
else if (strspn(argv[opt], DIGITS) != strlen(argv[opt])) {
if (dfile[0] || day_offset) {
/* File already specified */
usage(argv[0]);
}
if (!strcmp(argv[opt], "-")) {
/* File name set to '-' */
set_default_file(dfile, 0, -1);
opt++;
}
else if (!strncmp(argv[opt], "-", 1)) {
/* Bad option */
usage(argv[0]);
}
else {
/* Write data to file */
strncpy(dfile, argv[opt++], MAX_FILE_LEN);
dfile[MAX_FILE_LEN - 1] = '\0';
/* Check if this is an alternate directory for sa files */
check_alt_sa_dir(dfile, 0, -1);
}
}
else if (interval < 0) {
/* Get interval */
if (strspn(argv[opt], DIGITS) != strlen(argv[opt])) {
usage(argv[0]);
}
interval = atol(argv[opt++]);
if (interval <= 0) {
usage(argv[0]);
}
}
else {
/* Get count value */
if (strspn(argv[opt], DIGITS) != strlen(argv[opt])) {
usage(argv[0]);
}
if (count) {
/* Count parameter already set */
usage(argv[0]);
}
count = atol(argv[opt++]);
if (count < 0) {
usage(argv[0]);
}
else if (!count) {
count = -1; /* To generate a report continuously */
}
}
}
/* sadf reads current daily data file by default */
if (!dfile[0]) {
set_default_file(dfile, day_offset, -1);
}
if (tm_start.use && tm_end.use && (tm_end.tm_hour < tm_start.tm_hour)) {
tm_end.tm_hour += 24;
}
if (USE_PRETTY_OPTION(flags)) {
dm_major = get_devmap_major();
}
/* Options -T, -t and -U are mutually exclusive */
if ((PRINT_LOCAL_TIME(flags) + PRINT_TRUE_TIME(flags) +
PRINT_SEC_EPOCH(flags)) > 1) {
usage(argv[0]);
}
/*
* Display all the contents of the daily data file if the count parameter
* was not set on the command line.
*/
if (!count) {
count = -1;
}
/* Default is CPU activity */
select_default_activity(act);
/* Check options consistency with selected output format. Default is PPC display */
check_format_options();
if (interval < 0) {
interval = 1;
}
if (format == F_CONV_OUTPUT) {
/* Convert file to current format */
convert_file(dfile, act);
}
else {
/* Read stats from file */
read_stats_from_file(dfile);
}
/* Free bitmaps */
free_bitmaps(act);
return 0;
}
