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Diffstat (limited to 'extras/scsi_id/scsi_id.c')
-rw-r--r--extras/scsi_id/scsi_id.c116
1 files changed, 78 insertions, 38 deletions
diff --git a/extras/scsi_id/scsi_id.c b/extras/scsi_id/scsi_id.c
index c00145f30e..79a8d7e51b 100644
--- a/extras/scsi_id/scsi_id.c
+++ b/extras/scsi_id/scsi_id.c
@@ -34,7 +34,7 @@
#define TMP_DIR "/dev"
#define TMP_PREFIX "tmp-scsi"
-static const char short_options[] = "abd:f:gip:s:uvVx";
+static const char short_options[] = "abd:f:ginp:s:uvVx";
static const char dev_short_options[] = "bgp:";
static int all_good;
@@ -48,6 +48,7 @@ static int use_stderr;
static int debug;
static int hotplug_mode;
static int reformat_serial;
+static int ignore_sysfs;
static int export;
static char vendor_str[64];
static char model_str[64];
@@ -459,6 +460,10 @@ static int set_options(int argc, char **argv, const char *short_opts,
}
break;
+ case 'n':
+ ignore_sysfs = 1;
+ break;
+
case 's':
sys_specified = 1;
strncpy(target, optarg, MAX_PATH_LEN);
@@ -495,41 +500,12 @@ static int per_dev_options(struct sysfs_device *dev_scsi, int *good_bad, int *pa
int retval;
int newargc;
char **newargv = NULL;
- const char *vendor, *model, *type;
int option;
*good_bad = all_good;
*page_code = default_page_code;
- vendor = sysfs_attr_get_value(dev_scsi->devpath, "vendor");
- if (!vendor) {
- info("%s: cannot get vendor attribute", dev_scsi->devpath);
- return -1;
- }
- set_str(vendor_str, vendor, sizeof(vendor_str)-1);
-
- model = sysfs_attr_get_value(dev_scsi->devpath, "model");
- if (!model) {
- info("%s: cannot get model attribute\n", dev_scsi->devpath);
- return -1;
- }
- set_str(model_str, model, sizeof(model_str)-1);
-
- type = sysfs_attr_get_value(dev_scsi->devpath, "type");
- if (!type) {
- info("%s: cannot get type attribute", dev_scsi->devpath);
- return -1;
- }
- set_type(type_str, type, sizeof(type_str));
-
- type = sysfs_attr_get_value(dev_scsi->devpath, "rev");
- if (!type) {
- info("%s: cannot get type attribute\n", dev_scsi->devpath);
- return -1;
- }
- set_str(revision_str, type, sizeof(revision_str)-1);
-
- retval = get_file_options(vendor, model, &newargc, &newargv);
+ retval = get_file_options(vendor_str, model_str, &newargc, &newargv);
optind = 1; /* reset this global extern */
while (retval == 0) {
@@ -578,6 +554,58 @@ static int per_dev_options(struct sysfs_device *dev_scsi, int *good_bad, int *pa
return retval;
}
+static int set_sysfs_values(struct sysfs_device *dev_scsi)
+{
+ const char *vendor, *model, *type;
+
+ vendor = sysfs_attr_get_value(dev_scsi->devpath, "vendor");
+ if (!vendor) {
+ info("%s: cannot get vendor attribute", dev_scsi->devpath);
+ return -1;
+ }
+ set_str(vendor_str, vendor, sizeof(vendor_str)-1);
+
+ model = sysfs_attr_get_value(dev_scsi->devpath, "model");
+ if (!model) {
+ info("%s: cannot get model attribute\n", dev_scsi->devpath);
+ return -1;
+ }
+ set_str(model_str, model, sizeof(model_str)-1);
+
+ type = sysfs_attr_get_value(dev_scsi->devpath, "type");
+ if (!type) {
+ info("%s: cannot get type attribute", dev_scsi->devpath);
+ return -1;
+ }
+ set_type(type_str, type, sizeof(type_str));
+
+ type = sysfs_attr_get_value(dev_scsi->devpath, "rev");
+ if (!type) {
+ info("%s: cannot get type attribute\n", dev_scsi->devpath);
+ return -1;
+ }
+ set_str(revision_str, type, sizeof(revision_str)-1);
+
+ return 0;
+}
+
+static int set_inq_values(struct sysfs_device *dev_scsi, const char *path)
+{
+ int retval;
+ char vendor[8], model[16], type[4], rev[4];
+
+ retval = scsi_std_inquiry(dev_scsi, path, vendor, model, rev, type);
+ if (retval)
+ return retval;
+
+ set_str(vendor_str, vendor, 8);
+ set_str(model_str, model, 16);
+ set_type(type_str, type, sizeof(type_str) - 1);
+ set_str(revision_str, rev, sizeof(revision_str) -1);
+
+ return 0;
+}
+
/*
* format_serial: replace to whitespaces by underscores for calling
* programs that use the serial for device naming (multipath, Suse
@@ -615,11 +643,12 @@ static int scsi_id(const char *devpath, char *maj_min_dev)
int retval;
int dev_type = 0;
struct sysfs_device *dev;
- struct sysfs_device *dev_scsi;
+ struct sysfs_device *dev_scsi = NULL;
int good_dev;
int page_code;
char serial[MAX_SERIAL_LEN];
char serial_short[MAX_SERIAL_LEN];
+ char bus_str[8];
dbg("devpath %s\n", devpath);
@@ -634,11 +663,13 @@ static int scsi_id(const char *devpath, char *maj_min_dev)
else
dev_type = S_IFCHR;
- /* get scsi parent device */
- dev_scsi = sysfs_device_get_parent_with_subsystem(dev, "scsi");
- if (dev_scsi == NULL) {
- err("unable to access parent device of '%s'", devpath);
- return 1;
+ if (!ignore_sysfs) {
+ /* get scsi parent device */
+ dev_scsi = sysfs_device_get_parent_with_subsystem(dev, "scsi");
+ if (dev_scsi == NULL) {
+ err("unable to access parent device of '%s'", devpath);
+ return 1;
+ }
}
/* mknod a temp dev to communicate with the device */
@@ -647,6 +678,15 @@ static int scsi_id(const char *devpath, char *maj_min_dev)
return 1;
}
+ if (!ignore_sysfs) {
+ set_sysfs_values(dev_scsi);
+ strcpy(bus_str,"scsi");
+ } else {
+ dev_scsi = dev;
+ set_inq_values(dev_scsi, maj_min_dev);
+ strcpy(bus_str,"cciss");
+ }
+
/* get per device (vendor + model) options from the config file */
retval = per_dev_options(dev_scsi, &good_dev, &page_code);
dbg("per dev options: good %d; page code 0x%x", good_dev, page_code);
@@ -671,7 +711,7 @@ static int scsi_id(const char *devpath, char *maj_min_dev)
set_str(serial_str, serial_short, sizeof(serial_str));
printf("ID_SERIAL_SHORT=%s\n", serial_str);
printf("ID_TYPE=%s\n", type_str);
- printf("ID_BUS=scsi\n");
+ printf("ID_BUS=%s\n", bus_str);
} else {
if (reformat_serial)
format_serial(serial);