introduce basic fact collection

client/vendor/github.com/zcalusic/sysinfo/chassis.go

@@ -0,0 +1,26 @@
+// Copyright © 2016 Zlatko Čalušić
+//
+// Use of this source code is governed by an MIT-style license that can be found in the LICENSE file.
+
+package sysinfo
+
+import "strconv"
+
+// Chassis information.
+type Chassis struct {
+	Type     uint   `json:"type,omitempty"`
+	Vendor   string `json:"vendor,omitempty"`
+	Version  string `json:"version,omitempty"`
+	Serial   string `json:"serial,omitempty"`
+	AssetTag string `json:"assettag,omitempty"`
+}
+
+func (si *SysInfo) getChassisInfo() {
+	if chtype, err := strconv.ParseUint(slurpFile("/sys/class/dmi/id/chassis_type"), 10, 64); err == nil {
+		si.Chassis.Type = uint(chtype)
+	}
+	si.Chassis.Vendor = slurpFile("/sys/class/dmi/id/chassis_vendor")
+	si.Chassis.Version = slurpFile("/sys/class/dmi/id/chassis_version")
+	si.Chassis.Serial = slurpFile("/sys/class/dmi/id/chassis_serial")
+	si.Chassis.AssetTag = slurpFile("/sys/class/dmi/id/chassis_asset_tag")
+}