/*
* Given pg2_path = /some/file.pg2, extract the needed VPD values from
* /some/file.vpd.
*/
static int
read_fake_vpd(const char *sg, const char *pg2_path, struct dev_vpd *vpd)
{
char *vpd_path, *dot;
char *result;
FILE *f;
vpd_path = strdup(pg2_path);
assert(vpd_path);
dot = strrchr(vpd_path, '.');
assert(dot && !strcmp(dot, ".pg2"));
strncpy(dot, ".vpd", VPD_PATHNAME_EXTN_MAXLEN - 1);
dot[VPD_PATHNAME_EXTN_MAXLEN - 1] = '\0';
f = fopen(vpd_path, "r");
if (!f) {
perror(vpd_path);
free(vpd_path);
return -1;
}
result = fgets_nonl(vpd->mtm, VPD_LENGTH, f);
if (!result)
goto missing_vpd;
result = fgets_nonl(vpd->full_loc, LOCATION_LENGTH, f);
if (!result)
goto missing_vpd;
result = fgets_nonl(vpd->sn, VPD_LENGTH, f);
if (!result)
goto missing_vpd;
result = fgets_nonl(vpd->fru, VPD_LENGTH, f);
if (!result)
goto missing_vpd;
fclose(f);
free(vpd_path);
/* Add sg device name */
strncpy(vpd->dev, sg, PATH_MAX - 1);
trim_location_code(vpd);
return 0;
missing_vpd:
fprintf(stderr, "%s lacks acceptable mtm, location code, serial number,"
" and FRU number.\n", vpd_path);
fclose(f);
free(vpd_path);
return -1;
}
/*
* enclosure_maint_mode
* @brief Check the state of SCSI enclosure
*
* Returns:
* -1 on failure
* 1 if sg is offline
* 0 if sg is running
*/
static int
enclosure_maint_mode(const char *sg)
{
char devsg[128], sgstate[128];
FILE *fp;
snprintf(devsg, 128, "/sys/class/scsi_generic/%s/device/state", sg);
fp = fopen(devsg, "r");
if (!fp) {
perror(devsg);
fprintf(stderr, "Unable to open enclosure "
"state file : %s\n", devsg);
return -1;
}
if (fgets_nonl(sgstate, 128, fp) == NULL) {
fprintf(stderr, "Unable to read the state of "
"enclosure device : %s\n", sg);
fclose(fp);
return -1;
}
/* Check device state */
if (!strcmp(sgstate, "offline")) {
fprintf(stderr, "Enclosure \"%s\" is offline."
" Cannot run diagnostics.\n", sg);
fclose(fp);
return 1;
}
fclose(fp);
return 0;
}
/*
* Given pg2_path = /some/file.pg2, extract the needed VPD values from
* /some/file.vpd.
*/
static int
read_fake_vpd(struct dev_vpd *vpd, const char *pg2_path)
{
char *vpd_path, *dot;
char *result;
FILE *f;
vpd_path = strdup(pg2_path);
assert(vpd_path);
dot = strrchr(vpd_path, '.');
assert(dot && !strcmp(dot, ".pg2"));
strcpy(dot, ".vpd");
f = fopen(vpd_path, "r");
if (!f) {
perror(vpd_path);
free(vpd_path);
return -1;
}
result = fgets_nonl(vpd->mtm, 128, f);
if (!result)
goto missing_vpd;
result = fgets_nonl(vpd->full_loc, 128, f);
if (!result)
goto missing_vpd;
result = fgets_nonl(vpd->sn, 128, f);
if (!result)
goto missing_vpd;
result = fgets_nonl(vpd->fru, 128, f);
if (!result)
goto missing_vpd;
fclose(f);
free(vpd_path);
trim_location_code(vpd);
return 0;
missing_vpd:
fprintf(stderr, "%s lacks acceptable mtm, location code, serial number,"
" and FRU number.\n", vpd_path);
fclose(f);
free(vpd_path);
return -1;
}
