Files
beszel-ipv6/agent/gpu_amd_linux_test.go

266 lines
7.7 KiB
Go

//go:build linux
package agent
import (
"os"
"path/filepath"
"testing"
"github.com/henrygd/beszel/agent/utils"
"github.com/henrygd/beszel/internal/entities/system"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestNormalizeHexID(t *testing.T) {
tests := []struct {
in string
want string
}{
{"0x1002", "1002"},
{"C2", "c2"},
{" 15BF ", "15bf"},
{"0x15bf", "15bf"},
{"", ""},
}
for _, tt := range tests {
subName := tt.in
if subName == "" {
subName = "empty_string"
}
t.Run(subName, func(t *testing.T) {
got := normalizeHexID(tt.in)
assert.Equal(t, tt.want, got)
})
}
}
func TestCacheKeyForAmdgpu(t *testing.T) {
tests := []struct {
deviceID string
revisionID string
want string
}{
{"1114", "c2", "1114:c2"},
{"15bf", "", "15bf"},
{"1506", "c1", "1506:c1"},
}
for _, tt := range tests {
got := cacheKeyForAmdgpu(tt.deviceID, tt.revisionID)
assert.Equal(t, tt.want, got)
}
}
func TestReadSysfsFloat(t *testing.T) {
dir := t.TempDir()
validPath := filepath.Join(dir, "val")
require.NoError(t, os.WriteFile(validPath, []byte(" 42.5 \n"), 0o644))
got, err := readSysfsFloat(validPath)
require.NoError(t, err)
assert.Equal(t, 42.5, got)
// Integer and scientific
sciPath := filepath.Join(dir, "sci")
require.NoError(t, os.WriteFile(sciPath, []byte("1e2"), 0o644))
got, err = readSysfsFloat(sciPath)
require.NoError(t, err)
assert.Equal(t, 100.0, got)
// Missing file
_, err = readSysfsFloat(filepath.Join(dir, "missing"))
require.Error(t, err)
// Invalid content
badPath := filepath.Join(dir, "bad")
require.NoError(t, os.WriteFile(badPath, []byte("not a number"), 0o644))
_, err = readSysfsFloat(badPath)
require.Error(t, err)
}
func TestIsAmdGpu(t *testing.T) {
dir := t.TempDir()
deviceDir := filepath.Join(dir, "device")
require.NoError(t, os.MkdirAll(deviceDir, 0o755))
// AMD vendor 0x1002 -> true
require.NoError(t, os.WriteFile(filepath.Join(deviceDir, "vendor"), []byte("0x1002\n"), 0o644))
assert.True(t, isAmdGpu(dir), "vendor 0x1002 should be AMD")
// Non-AMD vendor -> false
require.NoError(t, os.WriteFile(filepath.Join(deviceDir, "vendor"), []byte("0x10de\n"), 0o644))
assert.False(t, isAmdGpu(dir), "vendor 0x10de should not be AMD")
// Missing vendor file -> false
require.NoError(t, os.Remove(filepath.Join(deviceDir, "vendor")))
assert.False(t, isAmdGpu(dir), "missing vendor file should be false")
}
func TestAmdgpuNameCacheRoundTrip(t *testing.T) {
// Cache a name and retrieve it (unique key to avoid affecting other tests)
deviceID, revisionID := "cachedev99", "00"
cacheAmdgpuName(deviceID, revisionID, "AMD Test GPU 99 Graphics", true)
name, found, done := getCachedAmdgpuName(deviceID, revisionID)
assert.True(t, found)
assert.True(t, done)
assert.Equal(t, "AMD Test GPU 99", name)
// Device-only key also stored
name2, found2, _ := getCachedAmdgpuName(deviceID, "")
assert.True(t, found2)
assert.Equal(t, "AMD Test GPU 99", name2)
// Cache a miss
cacheMissingAmdgpuName("missedev99", "ab")
_, found3, done3 := getCachedAmdgpuName("missedev99", "ab")
assert.False(t, found3)
assert.True(t, done3, "done should be true so caller skips file lookup")
}
func TestUpdateAmdGpuDataWithFakeSysfs(t *testing.T) {
tests := []struct {
name string
writeGTT bool
wantMemoryUsed float64
wantMemoryTotal float64
}{
{
name: "sums vram and gtt when gtt is present",
writeGTT: true,
wantMemoryUsed: utils.BytesToMegabytes(1073741824 + 536870912),
wantMemoryTotal: utils.BytesToMegabytes(2147483648 + 4294967296),
},
{
name: "falls back to vram when gtt is missing",
writeGTT: false,
wantMemoryUsed: utils.BytesToMegabytes(1073741824),
wantMemoryTotal: utils.BytesToMegabytes(2147483648),
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
dir := t.TempDir()
cardPath := filepath.Join(dir, "card0")
devicePath := filepath.Join(cardPath, "device")
hwmonPath := filepath.Join(devicePath, "hwmon", "hwmon0")
require.NoError(t, os.MkdirAll(hwmonPath, 0o755))
write := func(name, content string) {
require.NoError(t, os.WriteFile(filepath.Join(devicePath, name), []byte(content), 0o644))
}
write("vendor", "0x1002")
write("device", "0x1506")
write("revision", "0xc1")
write("gpu_busy_percent", "25")
write("mem_info_vram_used", "1073741824")
write("mem_info_vram_total", "2147483648")
if tt.writeGTT {
write("mem_info_gtt_used", "536870912")
write("mem_info_gtt_total", "4294967296")
}
require.NoError(t, os.WriteFile(filepath.Join(hwmonPath, "temp1_input"), []byte("45000"), 0o644))
require.NoError(t, os.WriteFile(filepath.Join(hwmonPath, "power1_input"), []byte("20000000"), 0o644))
// Pre-cache name so getAmdGpuName returns a known value (it uses system amdgpu.ids path)
cacheAmdgpuName("1506", "c1", "AMD Radeon 610M Graphics", true)
gm := &GPUManager{GpuDataMap: make(map[string]*system.GPUData)}
ok := gm.updateAmdGpuData(cardPath)
require.True(t, ok)
gpu, ok := gm.GpuDataMap["card0"]
require.True(t, ok)
assert.Equal(t, "AMD Radeon 610M", gpu.Name)
assert.Equal(t, 25.0, gpu.Usage)
assert.Equal(t, tt.wantMemoryUsed, gpu.MemoryUsed)
assert.Equal(t, tt.wantMemoryTotal, gpu.MemoryTotal)
assert.Equal(t, 45.0, gpu.Temperature)
assert.Equal(t, 20.0, gpu.Power)
assert.Equal(t, 1.0, gpu.Count)
})
}
}
func TestLookupAmdgpuNameInFile(t *testing.T) {
idsPath := filepath.Join("test-data", "amdgpu.ids")
tests := []struct {
name string
deviceID string
revisionID string
wantName string
wantExact bool
wantFound bool
}{
{
name: "exact device and revision match",
deviceID: "1114",
revisionID: "c2",
wantName: "AMD Radeon 860M Graphics",
wantExact: true,
wantFound: true,
},
{
name: "exact match 15BF revision 01 returns 760M",
deviceID: "15bf",
revisionID: "01",
wantName: "AMD Radeon 760M Graphics",
wantExact: true,
wantFound: true,
},
{
name: "exact match 15BF revision 00 returns 780M",
deviceID: "15bf",
revisionID: "00",
wantName: "AMD Radeon 780M Graphics",
wantExact: true,
wantFound: true,
},
{
name: "device-only match returns first entry for device",
deviceID: "1506",
revisionID: "",
wantName: "AMD Radeon 610M",
wantExact: false,
wantFound: true,
},
{
name: "unknown device not found",
deviceID: "dead",
revisionID: "00",
wantName: "",
wantExact: false,
wantFound: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gotName, gotExact, gotFound := lookupAmdgpuNameInFile(tt.deviceID, tt.revisionID, idsPath)
assert.Equal(t, tt.wantName, gotName, "name")
assert.Equal(t, tt.wantExact, gotExact, "exact")
assert.Equal(t, tt.wantFound, gotFound, "found")
})
}
}
func TestGetAmdGpuNameFromIdsFile(t *testing.T) {
// Test that getAmdGpuName resolves a name when we can't inject the ids path.
// We only verify behavior when product_name is missing and device/revision
// would be read from sysfs; the actual lookup uses /usr/share/libdrm/amdgpu.ids.
// So this test focuses on normalizeAmdgpuName and that lookupAmdgpuNameInFile
// returns the expected name for our test-data file.
idsPath := filepath.Join("test-data", "amdgpu.ids")
name, exact, found := lookupAmdgpuNameInFile("1435", "ae", idsPath)
require.True(t, found)
require.True(t, exact)
assert.Equal(t, "AMD Custom GPU 0932", name)
assert.Equal(t, "AMD Custom GPU 0932", normalizeAmdgpuName(name))
// " Graphics" suffix is trimmed by normalizeAmdgpuName
name2 := "AMD Radeon 860M Graphics"
assert.Equal(t, "AMD Radeon 860M", normalizeAmdgpuName(name2))
}