6:50 a.m.
From: Thang Pham <thang.pham(a)us.ibm.com>
In order to retrieve some sysinfo data we need to parse /proc/sysinfo and
/proc/cpuinfo.
Signed-off-by: Thang Pham <thang.pham(a)us.ibm.com>
Signed-off-by: Viktor Mihajlovski <mihajlov(a)linux.vnet.ibm.com>
---
src/util/sysinfo.c | 154 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 154 insertions(+), 0 deletions(-)
diff --git a/src/util/sysinfo.c b/src/util/sysinfo.c
index 78efc32..01cce98 100644
--- a/src/util/sysinfo.c
+++ b/src/util/sysinfo.c
@@ -44,6 +44,7 @@
__FUNCTION__, __LINE__, __VA_ARGS__)
#define SYSINFO_SMBIOS_DECODER "dmidecode"
+#define SYSINFO "/proc/sysinfo"
#define CPUINFO "/proc/cpuinfo"
VIR_ENUM_IMPL(virSysinfo, VIR_SYSINFO_LAST,
@@ -241,6 +242,159 @@ no_memory:
return NULL;
}
+#elif defined(__s390__) || defined(__s390x__)
+
+static int
+virSysinfoParseSystem(const char *base, virSysinfoDefPtr ret)
+{
+ char *cur, *eol = NULL;
+ const char *property;
+
+ /* Return if Manufacturer field is not found */
+ if ((cur = strstr(base, "Manufacturer")) == NULL)
+ return 0;
+
+ base = cur;
+ if ((cur = strstr(base, "Manufacturer")) != NULL) {
+ cur = strchr(cur, ':') + 1;
+ eol = strchr(cur, '\n');
+ virSkipSpacesBackwards(cur, &eol);
+ if ((eol) && ((property = strndup(cur, eol - cur)) == NULL))
+ goto no_memory;
+ virSkipSpaces(&property);
+ ret->system_manufacturer = (char *) property;
+ }
+ if ((cur = strstr(base, "Type")) != NULL) {
+ cur = strchr(cur, ':') + 1;
+ eol = strchr(cur, '\n');
+ virSkipSpacesBackwards(cur, &eol);
+ if ((eol) && ((property = strndup(cur, eol - cur)) == NULL))
+ goto no_memory;
+ virSkipSpaces(&property);
+ ret->system_family = (char *) property;
+ }
+ if ((cur = strstr(base, "Sequence Code")) != NULL) {
+ cur = strchr(cur, ':') + 1;
+ eol = strchr(cur, '\n');
+ virSkipSpacesBackwards(cur, &eol);
+ if ((eol) && ((property = strndup(cur, eol - cur)) == NULL))
+ goto no_memory;
+ virSkipSpaces(&property);
+ ret->system_serial = (char *) property;
+ }
+
+ return 0;
+
+no_memory:
+ return -1;
+}
+
+static int
+virSysinfoParseProcessor(const char *base, virSysinfoDefPtr ret)
+{
+ char *cur, *eol, *tmp_base;
+ char *manufacturer;
+ const char *tmp;
+ virSysinfoProcessorDefPtr processor;
+
+ if ((cur = strstr(base, "vendor_id")) != NULL) {
+ cur = strchr(cur, ':') + 1;
+ eol = strchr(cur, '\n');
+ virSkipSpacesBackwards(cur, &eol);
+ if ((eol) && ((tmp = strndup(cur, eol - cur)) == NULL))
+ goto no_memory;
+ virSkipSpaces(&tmp);
+ manufacturer = (char *) tmp;
+ }
+
+ /* Find processor N: line and gather the processor manufacturer, version, serial
number, and family */
+ while((tmp_base = strstr(base, "processor ")) != NULL) {
+ base = tmp_base;
+ eol = strchr(base, '\n');
+ cur = strchr(base, ':') + 1;
+
+ if (VIR_EXPAND_N(ret->processor, ret->nprocessor, 1) < 0) {
+ goto no_memory;
+ }
+
+ processor = &ret->processor[ret->nprocessor - 1];
+
+ /* Set the processor manufacturer */
+ processor->processor_manufacturer = manufacturer;
+
+ if ((cur = strstr(base, "version =")) != NULL) {
+ cur += sizeof("version =");
+ eol = strchr(cur, ',');
+ if ((eol) &&
+ ((processor->processor_version = strndup(cur, eol - cur)) == NULL))
+ goto no_memory;
+ }
+ if ((cur = strstr(base, "identification =")) != NULL) {
+ cur += sizeof("identification =");
+ eol = strchr(cur, ',');
+ if ((eol) &&
+ ((processor->processor_serial_number = strndup(cur, eol - cur)) ==
NULL))
+ goto no_memory;
+ }
+ if ((cur = strstr(base, "machine =")) != NULL) {
+ cur += sizeof("machine =");
+ eol = strchr(cur, '\n');
+ if ((eol) &&
+ ((processor->processor_family = strndup(cur, eol - cur)) == NULL))
+ goto no_memory;
+ }
+
+ base = cur;
+ }
+
+ return 0;
+
+no_memory:
+ return -1;
+}
+
+/* virSysinfoRead for s390x
+ * Gathers sysinfo data from /proc/sysinfo and /proc/cpuinfo */
+virSysinfoDefPtr
+virSysinfoRead(void) {
+ virSysinfoDefPtr ret = NULL;
+ char *outbuf = NULL;
+
+ if (VIR_ALLOC(ret) < 0)
+ goto no_memory;
+
+ /* Gather info from /proc/cpuinfo */
+ if(virFileReadAll(CPUINFO, 2048, &outbuf) < 0) {
+ virSmbiosReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Failed to open %s"), CPUINFO);
+ return NULL;
+ }
+
+ ret->nprocessor = 0;
+ ret->processor = NULL;
+ if (virSysinfoParseProcessor(outbuf, ret) < 0)
+ goto no_memory;
+
+ /* Free buffer before reading next file */
+ VIR_FREE(outbuf);
+
+ /* Gather info from /proc/sysinfo */
+ if(virFileReadAll(SYSINFO, 4096, &outbuf) < 0) {
+ virSmbiosReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Failed to open %s"), SYSINFO);
+ return NULL;
+ }
+
+ if (virSysinfoParseSystem(outbuf, ret) < 0)
+ goto no_memory;
+
+ return ret;
+
+no_memory:
+ VIR_FREE(outbuf);
+ return NULL;
+}
+
#elif defined(WIN32) || \
!(defined(__x86_64__) || \
defined(__i386__) || \
--
1.7.0.4