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@@ -0,0 +1,810 @@
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+package lmsensors
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+
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+import (
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+ "fmt"
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+ "os"
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+ "path/filepath"
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+ "reflect"
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+ "strings"
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+ "testing"
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+ "time"
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+)
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+
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+// TODO(mdlayher): why does scanning work if device file isn't a symlink,
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+// even though it is in the actual filesystem (and the actual filesystem
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+// exhibits the same behavior)?
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+
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+func TestScannerScan(t *testing.T) {
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+ tests := []struct {
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+ name string
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+ fs filesystem
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+ devices []*Device
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+ }{
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+ {
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+ name: "power_meter device",
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+ fs: &memoryFilesystem{
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+ symlinks: map[string]string{
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+ "/sys/class/hwmon/hwmon0": "../../devices/LNXSYSTM:00/device:00/ACPI0000:00/hwmon/hwmon0",
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+ "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/hwmon/hwmon0/device": "../../../ACPI0000:00",
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+ },
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+ files: []memoryFile{
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+ {
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+ name: "/sys/class/hwmon",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/class/hwmon/hwmon0",
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+ info: &memoryFileInfo{
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+ mode: os.ModeSymlink,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/hwmon/hwmon0/name",
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+ err: os.ErrNotExist,
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/hwmon/hwmon0/device",
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+ info: &memoryFileInfo{
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+ // mode: os.ModeSymlink,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/name",
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+ contents: "power_meter",
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/power1_average",
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+ contents: "345000000",
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/power1_average_interval",
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+ contents: "1000",
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/power1_is_battery",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/power1_model_number",
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+ contents: "Intel(R) Node Manager",
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/power1_oem_info",
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+ contents: "Meter measures total domain",
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+ },
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+ {
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+ name: "/sys/devices/LNXSYSTM:00/device:00/ACPI0000:00/power1_serial_number",
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+ contents: "",
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+ },
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+ },
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+ },
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+ devices: []*Device{{
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+ Name: "power_meter-00",
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+ Sensors: []Sensor{
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+ &PowerSensor{
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+ Name: "power1",
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+ Average: 345.0,
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+ AverageInterval: 1 * time.Second,
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+ Battery: false,
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+ ModelNumber: "Intel(R) Node Manager",
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+ OEMInfo: "Meter measures total domain",
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+ SerialNumber: "",
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+ },
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+ },
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+ }},
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+ },
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+ {
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+ name: "acpitz device",
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+ fs: &memoryFilesystem{
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+ symlinks: map[string]string{
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+ "/sys/class/hwmon/hwmon0": "../../devices/virtual/hwmon/hwmon0",
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+ },
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+ files: []memoryFile{
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+ {
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+ name: "/sys/class/hwmon",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/class/hwmon/hwmon0",
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+ info: &memoryFileInfo{
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+ mode: os.ModeSymlink,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/virtual/hwmon/hwmon0",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/virtual/hwmon/hwmon0/name",
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+ contents: "acpitz",
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+ },
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+ {
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+ name: "/sys/devices/virtual/hwmon/hwmon0/temp1_crit",
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+ contents: "105000",
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+ },
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+ {
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+ name: "/sys/devices/virtual/hwmon/hwmon0/temp1_input",
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+ contents: "27800",
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+ },
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+ },
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+ },
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+ devices: []*Device{{
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+ Name: "acpitz-00",
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+ Sensors: []Sensor{
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+ &TemperatureSensor{
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+ Name: "temp1",
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+ Input: 27.8,
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+ Critical: 105.0,
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+ CriticalAlarm: false,
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+ },
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+ },
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+ }},
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+ },
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+ {
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+ name: "coretemp device",
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+ fs: &memoryFilesystem{
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+ symlinks: map[string]string{
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+ "/sys/class/hwmon/hwmon1": "../../devices/platform/coretemp.0/hwmon/hwmon1",
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+ "/sys/devices/platform/coretemp.0/hwmon/hwmon1/device": "../../../coretemp.0",
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+ },
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+ files: []memoryFile{
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+ {
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+ name: "/sys/class/hwmon",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/class/hwmon/hwmon1",
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+ info: &memoryFileInfo{
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+ mode: os.ModeSymlink,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/hwmon/hwmon1/name",
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+ err: os.ErrNotExist,
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/hwmon/hwmon1/device",
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+ info: &memoryFileInfo{
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+ // mode: os.ModeSymlink,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/name",
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+ contents: "coretemp",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp1_crit",
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+ contents: "100000",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp1_crit_alarm",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp1_input",
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+ contents: "40000",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp1_label",
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+ contents: "Core 0",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp1_max",
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+ contents: "80000",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp2_crit",
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+ contents: "100000",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp2_crit_alarm",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp2_input",
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+ contents: "42000",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp2_label",
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+ contents: "Core 1",
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+ },
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+ {
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+ name: "/sys/devices/platform/coretemp.0/temp2_max",
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+ contents: "80000",
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+ },
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+ },
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+ },
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+ devices: []*Device{{
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+ Name: "coretemp-00",
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+ Sensors: []Sensor{
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+ &TemperatureSensor{
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+ Name: "temp1",
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+ Label: "Core 0",
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+ Input: 40.0,
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+ High: 80.0,
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+ Critical: 100.0,
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+ CriticalAlarm: false,
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+ },
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+ &TemperatureSensor{
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+ Name: "temp2",
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+ Label: "Core 1",
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+ Input: 42.0,
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+ High: 80.0,
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+ Critical: 100.0,
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+ CriticalAlarm: false,
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+ },
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+ },
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+ }},
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+ },
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+ {
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+ name: "it8728 device",
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+ fs: &memoryFilesystem{
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+ symlinks: map[string]string{
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+ "/sys/class/hwmon/hwmon2": "../../devices/platform/it87.2608/hwmon/hwmon2",
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+ "/sys/devices/platform/it87.2608/hwmon/hwmon2/device": "../../../it87.2608",
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+ },
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+ files: []memoryFile{
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+ {
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+ name: "/sys/class/hwmon",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/class/hwmon/hwmon2",
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+ info: &memoryFileInfo{
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+ mode: os.ModeSymlink,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/hwmon/hwmon2/name",
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+ err: os.ErrNotExist,
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/hwmon/hwmon2/device",
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+ info: &memoryFileInfo{
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+ // mode: os.ModeSymlink,
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+ },
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/name",
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+ contents: "it8728",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/fan1_alarm",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/fan1_beep",
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+ contents: "1",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/fan1_input",
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+ contents: "1010",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/fan1_min",
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+ contents: "10",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in0_alarm",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in0_beep",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in0_input",
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+ contents: "1056",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in0_max",
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+ contents: "3060",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in1_alarm",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in1_beep",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in1_input",
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+ contents: "3384",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in1_label",
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+ contents: "3VSB",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/in1_max",
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+ contents: "6120",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/intrusion0_alarm",
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+ contents: "1",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/temp1_alarm",
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+ contents: "0",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/temp1_beep",
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+ contents: "1",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/temp1_input",
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+ contents: "43000",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/temp1_max",
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+ contents: "127000",
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+ },
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+ {
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+ name: "/sys/devices/platform/it87.2608/temp1_type",
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+ contents: "4",
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+ },
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+ },
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+ },
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+ devices: []*Device{{
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+ Name: "it8728-00",
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+ Sensors: []Sensor{
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+ &FanSensor{
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+ Name: "fan1",
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+ Alarm: false,
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+ Beep: true,
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+ Input: 1010,
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+ Minimum: 10,
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+ },
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+ &VoltageSensor{
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+ Name: "in0",
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+ Alarm: false,
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+ Beep: false,
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+ Input: 1.056,
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+ Maximum: 3.060,
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+ },
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+ &VoltageSensor{
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+ Name: "in1",
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+ Label: "3VSB",
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+ Alarm: false,
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+ Beep: false,
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+ Input: 3.384,
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+ Maximum: 6.120,
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+ },
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+ &IntrusionSensor{
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+ Name: "intrusion0",
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+ Alarm: true,
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+ },
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+ &TemperatureSensor{
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+ Name: "temp1",
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+ Alarm: false,
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+ Beep: true,
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+ Type: TemperatureSensorTypeThermistor,
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+ Input: 43.0,
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+ High: 127.0,
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+ },
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+ },
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+ }},
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+ },
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+ {
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+ name: "multiple coretemp devices",
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+ fs: &memoryFilesystem{
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+ symlinks: map[string]string{
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+ "/sys/class/hwmon/hwmon1": "../../devices/platform/coretemp.0/hwmon/hwmon1",
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+ "/sys/class/hwmon/hwmon2": "../../devices/platform/coretemp.1/hwmon/hwmon2",
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+ "/sys/devices/platform/coretemp.0/hwmon/hwmon1/device": "../../../coretemp.0",
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+ "/sys/devices/platform/coretemp.1/hwmon/hwmon2/device": "../../../coretemp.1",
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+ },
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+ files: []memoryFile{
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+ {
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+ name: "/sys/class/hwmon",
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+ info: &memoryFileInfo{
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+ isDir: true,
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+ },
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+ },
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+ {
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+ name: "/sys/class/hwmon/hwmon1",
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+ info: &memoryFileInfo{
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|
+ mode: os.ModeSymlink,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/class/hwmon/hwmon2",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ mode: os.ModeSymlink,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ isDir: true,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/hwmon/hwmon1/name",
|
|
|
+ err: os.ErrNotExist,
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/hwmon/hwmon1/device",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ // mode: os.ModeSymlink,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/name",
|
|
|
+ contents: "coretemp",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp1_crit",
|
|
|
+ contents: "100000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp1_crit_alarm",
|
|
|
+ contents: "0",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp1_input",
|
|
|
+ contents: "40000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp1_label",
|
|
|
+ contents: "Core 0",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp1_max",
|
|
|
+ contents: "80000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp2_crit",
|
|
|
+ contents: "100000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp2_crit_alarm",
|
|
|
+ contents: "0",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp2_input",
|
|
|
+ contents: "42000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp2_label",
|
|
|
+ contents: "Core 1",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.0/temp2_max",
|
|
|
+ contents: "80000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ isDir: true,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/hwmon/hwmon2/name",
|
|
|
+ err: os.ErrNotExist,
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/hwmon/hwmon2/device",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ // mode: os.ModeSymlink,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/name",
|
|
|
+ contents: "coretemp",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp1_crit",
|
|
|
+ contents: "100000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp1_crit_alarm",
|
|
|
+ contents: "0",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp1_input",
|
|
|
+ contents: "38000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp1_label",
|
|
|
+ contents: "Core 0",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp1_max",
|
|
|
+ contents: "80000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp2_crit",
|
|
|
+ contents: "100000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp2_crit_alarm",
|
|
|
+ contents: "0",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp2_input",
|
|
|
+ contents: "37000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp2_label",
|
|
|
+ contents: "Core 1",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/platform/coretemp.1/temp2_max",
|
|
|
+ contents: "80000",
|
|
|
+ },
|
|
|
+ },
|
|
|
+ },
|
|
|
+ devices: []*Device{
|
|
|
+ {
|
|
|
+ Name: "coretemp-00",
|
|
|
+ Sensors: []Sensor{
|
|
|
+ &TemperatureSensor{
|
|
|
+ Name: "temp1",
|
|
|
+ Label: "Core 0",
|
|
|
+ Input: 40.0,
|
|
|
+ High: 80.0,
|
|
|
+ Critical: 100.0,
|
|
|
+ CriticalAlarm: false,
|
|
|
+ },
|
|
|
+ &TemperatureSensor{
|
|
|
+ Name: "temp2",
|
|
|
+ Label: "Core 1",
|
|
|
+ Input: 42.0,
|
|
|
+ High: 80.0,
|
|
|
+ Critical: 100.0,
|
|
|
+ CriticalAlarm: false,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ Name: "coretemp-01",
|
|
|
+ Sensors: []Sensor{
|
|
|
+ &TemperatureSensor{
|
|
|
+ Name: "temp1",
|
|
|
+ Label: "Core 0",
|
|
|
+ Input: 38.0,
|
|
|
+ High: 80.0,
|
|
|
+ Critical: 100.0,
|
|
|
+ CriticalAlarm: false,
|
|
|
+ },
|
|
|
+ &TemperatureSensor{
|
|
|
+ Name: "temp2",
|
|
|
+ Label: "Core 1",
|
|
|
+ Input: 37.0,
|
|
|
+ High: 80.0,
|
|
|
+ Critical: 100.0,
|
|
|
+ CriticalAlarm: false,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ },
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "sfc device",
|
|
|
+ fs: &memoryFilesystem{
|
|
|
+ symlinks: map[string]string{
|
|
|
+ "/sys/class/hwmon/hwmon0": "../../devices/pci0000:00/0000:00:02.0/0000:03:00.0/hwmon/hwmon0",
|
|
|
+ "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/hwmon/hwmon0/device": "../../../0000:03:00.0",
|
|
|
+ },
|
|
|
+ files: []memoryFile{
|
|
|
+ {
|
|
|
+ name: "/sys/class/hwmon",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ isDir: true,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/class/hwmon/hwmon0",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ mode: os.ModeSymlink,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ isDir: true,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/hwmon/hwmon0/name",
|
|
|
+ err: os.ErrNotExist,
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/hwmon/hwmon0/device",
|
|
|
+ info: &memoryFileInfo{
|
|
|
+ // mode: os.ModeSymlink,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/name",
|
|
|
+ contents: "sfc",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/curr1_alarm",
|
|
|
+ contents: "0",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/curr1_crit",
|
|
|
+ contents: "18000",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/curr1_input",
|
|
|
+ contents: "7624",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/curr1_label",
|
|
|
+ contents: "0.9V supply current",
|
|
|
+ },
|
|
|
+ {
|
|
|
+ name: "/sys/devices/pci0000:00/0000:00:02.0/0000:03:00.0/curr1_max",
|
|
|
+ contents: "16000",
|
|
|
+ },
|
|
|
+ },
|
|
|
+ },
|
|
|
+ devices: []*Device{{
|
|
|
+ Name: "sfc-00",
|
|
|
+ Sensors: []Sensor{
|
|
|
+ &CurrentSensor{
|
|
|
+ Name: "curr1",
|
|
|
+ Label: "0.9V supply current",
|
|
|
+ Alarm: false,
|
|
|
+ Input: 7.624,
|
|
|
+ Maximum: 16.0,
|
|
|
+ Critical: 18.0,
|
|
|
+ },
|
|
|
+ },
|
|
|
+ }},
|
|
|
+ },
|
|
|
+ }
|
|
|
+
|
|
|
+ for _, tt := range tests {
|
|
|
+ t.Run(tt.name, func(t *testing.T) {
|
|
|
+ s := &Scanner{fs: tt.fs}
|
|
|
+
|
|
|
+ devices, err := s.Scan()
|
|
|
+ if err != nil {
|
|
|
+ t.Fatalf("unexpected error: %v", err)
|
|
|
+ }
|
|
|
+
|
|
|
+ if want, got := tt.devices, devices; !reflect.DeepEqual(want, got) {
|
|
|
+ t.Fatalf("unexpected Devices:\n- want:\n%v\n- got:\n%v",
|
|
|
+ devicesStr(want), devicesStr(got))
|
|
|
+ }
|
|
|
+ })
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+func devicesStr(ds []*Device) string {
|
|
|
+ var out string
|
|
|
+ for _, d := range ds {
|
|
|
+ out += fmt.Sprintf("device: %q [%d sensors]\n", d.Name, len(d.Sensors))
|
|
|
+
|
|
|
+ for _, s := range d.Sensors {
|
|
|
+ out += fmt.Sprintf(" - sensor: %#v\n", s)
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return out
|
|
|
+}
|
|
|
+
|
|
|
+var _ filesystem = &memoryFilesystem{}
|
|
|
+
|
|
|
+// A memoryFilesystem is an in-memory implementation of filesystem, used for
|
|
|
+// tests.
|
|
|
+type memoryFilesystem struct {
|
|
|
+ symlinks map[string]string
|
|
|
+ files []memoryFile
|
|
|
+}
|
|
|
+
|
|
|
+func (fs *memoryFilesystem) ReadFile(filename string) (string, error) {
|
|
|
+ for _, f := range fs.files {
|
|
|
+ if f.name == filename {
|
|
|
+ return f.contents, nil
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return "", fmt.Errorf("readfile: file %q not in memory", filename)
|
|
|
+}
|
|
|
+
|
|
|
+func (fs *memoryFilesystem) Readlink(name string) (string, error) {
|
|
|
+ if l, ok := fs.symlinks[name]; ok {
|
|
|
+ return l, nil
|
|
|
+ }
|
|
|
+
|
|
|
+ return "", fmt.Errorf("readlink: symlink %q not in memory", name)
|
|
|
+}
|
|
|
+
|
|
|
+func (fs *memoryFilesystem) Stat(name string) (os.FileInfo, error) {
|
|
|
+ for _, f := range fs.files {
|
|
|
+ if f.name == name {
|
|
|
+ info := f.info
|
|
|
+ if info == nil {
|
|
|
+ info = &memoryFileInfo{}
|
|
|
+ }
|
|
|
+
|
|
|
+ return info, f.err
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return nil, fmt.Errorf("stat: file %q not in memory", name)
|
|
|
+}
|
|
|
+
|
|
|
+func (fs *memoryFilesystem) Walk(root string, walkFn filepath.WalkFunc) error {
|
|
|
+ if _, err := fs.Stat(root); err != nil {
|
|
|
+ return err
|
|
|
+ }
|
|
|
+
|
|
|
+ for _, f := range fs.files {
|
|
|
+ // Only walk paths under the specified root
|
|
|
+ if !strings.HasPrefix(f.name, root) {
|
|
|
+ continue
|
|
|
+ }
|
|
|
+
|
|
|
+ info := f.info
|
|
|
+ if info == nil {
|
|
|
+ info = &memoryFileInfo{}
|
|
|
+ }
|
|
|
+
|
|
|
+ if err := walkFn(f.name, info, nil); err != nil {
|
|
|
+ return err
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return nil
|
|
|
+}
|
|
|
+
|
|
|
+// A memoryFile is an in-memory file used by memoryFilesystem.
|
|
|
+type memoryFile struct {
|
|
|
+ name string
|
|
|
+ contents string
|
|
|
+ info os.FileInfo
|
|
|
+ err error
|
|
|
+}
|
|
|
+
|
|
|
+var _ os.FileInfo = &memoryFileInfo{}
|
|
|
+
|
|
|
+// A memoryFileInfo is an os.FileInfo used by memoryFiles.
|
|
|
+type memoryFileInfo struct {
|
|
|
+ name string
|
|
|
+ size int64
|
|
|
+ mode os.FileMode
|
|
|
+ modTime time.Time
|
|
|
+ isDir bool
|
|
|
+}
|
|
|
+
|
|
|
+func (fi *memoryFileInfo) Name() string { return fi.name }
|
|
|
+func (fi *memoryFileInfo) Size() int64 { return fi.size }
|
|
|
+func (fi *memoryFileInfo) Mode() os.FileMode { return fi.mode }
|
|
|
+func (fi *memoryFileInfo) ModTime() time.Time { return fi.modTime }
|
|
|
+func (fi *memoryFileInfo) IsDir() bool { return fi.isDir }
|
|
|
+func (fi *memoryFileInfo) Sys() interface{} { return nil }
|
Ilya Mashchenko