cloudflared-mirror/diagnostic/system_collector_test.go

467 lines
11 KiB
Go

package diagnostic_test
import (
"strconv"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/cloudflare/cloudflared/diagnostic"
)
func TestParseMemoryInformationFromKV(t *testing.T) {
t.Parallel()
mapper := func(field string) (uint64, error) {
value, err := strconv.ParseUint(field, 10, 64)
return value, err
}
linuxMapper := func(field string) (uint64, error) {
field = strings.TrimRight(field, " kB")
return strconv.ParseUint(field, 10, 64)
}
windowsMemoryOutput := `
FreeVirtualMemory : 5350472
TotalVirtualMemorySize : 8903424
`
macosMemoryOutput := `hw.memsize: 38654705664
hw.memsize_usable: 38009012224`
memoryOutputWithMissingKey := `hw.memsize: 38654705664`
linuxMemoryOutput := `MemTotal: 8028860 kB
MemFree: 731396 kB
MemAvailable: 4678844 kB
Buffers: 472632 kB
Cached: 3186492 kB
SwapCached: 4196 kB
Active: 3088988 kB
Inactive: 3468560 kB`
tests := []struct {
name string
output string
memoryMaximumKey string
memoryAvailableKey string
expected *diagnostic.MemoryInformation
expectedErr bool
mapper func(string) (uint64, error)
}{
{
name: "parse linux memory values",
output: linuxMemoryOutput,
memoryMaximumKey: "MemTotal",
memoryAvailableKey: "MemAvailable",
expected: &diagnostic.MemoryInformation{
8028860,
8028860 - 4678844,
},
expectedErr: false,
mapper: linuxMapper,
},
{
name: "parse memory values with missing key",
output: memoryOutputWithMissingKey,
memoryMaximumKey: "hw.memsize",
memoryAvailableKey: "hw.memsize_usable",
expected: nil,
expectedErr: true,
mapper: mapper,
},
{
name: "parse macos memory values",
output: macosMemoryOutput,
memoryMaximumKey: "hw.memsize",
memoryAvailableKey: "hw.memsize_usable",
expected: &diagnostic.MemoryInformation{
38654705664,
38654705664 - 38009012224,
},
expectedErr: false,
mapper: mapper,
},
{
name: "parse windows memory values",
output: windowsMemoryOutput,
memoryMaximumKey: "TotalVirtualMemorySize",
memoryAvailableKey: "FreeVirtualMemory",
expected: &diagnostic.MemoryInformation{
8903424,
8903424 - 5350472,
},
expectedErr: false,
mapper: mapper,
},
}
for _, tCase := range tests {
t.Run(tCase.name, func(t *testing.T) {
t.Parallel()
memoryInfo, err := diagnostic.ParseMemoryInformationFromKV(
tCase.output,
tCase.memoryMaximumKey,
tCase.memoryAvailableKey,
tCase.mapper,
)
if tCase.expectedErr {
assert.Error(t, err)
} else {
require.NoError(t, err)
assert.Equal(t, tCase.expected, memoryInfo)
}
})
}
}
func TestParseUnameOutput(t *testing.T) {
t.Parallel()
tests := []struct {
name string
output string
os string
expected *diagnostic.OsInfo
expectedErr bool
}{
{
name: "darwin machine",
output: "Darwin APC 23.6.0 Darwin Kernel Version 99.6.0: Wed Jul 31 20:48:04 PDT 1997; root:xnu-66666.666.6.666.6~1/RELEASE_ARM64_T6666 arm64",
os: "darwin",
expected: &diagnostic.OsInfo{
Architecture: "arm64",
Name: "APC",
OsSystem: "Darwin",
OsRelease: "Darwin Kernel Version 99.6.0: Wed Jul 31 20:48:04 PDT 1997; root:xnu-66666.666.6.666.6~1/RELEASE_ARM64_T6666",
OsVersion: "23.6.0",
},
expectedErr: false,
},
{
name: "linux machine",
output: "Linux dab00d565591 6.6.31-linuxkit #1 SMP Thu May 23 08:36:57 UTC 2024 aarch64 GNU/Linux",
os: "linux",
expected: &diagnostic.OsInfo{
Architecture: "aarch64",
Name: "dab00d565591",
OsSystem: "Linux",
OsRelease: "#1 SMP Thu May 23 08:36:57 UTC 2024",
OsVersion: "6.6.31-linuxkit",
},
expectedErr: false,
},
{
name: "not enough fields",
output: "Linux ",
os: "linux",
expected: nil,
expectedErr: true,
},
}
for _, tCase := range tests {
t.Run(tCase.name, func(t *testing.T) {
t.Parallel()
memoryInfo, err := diagnostic.ParseUnameOutput(
tCase.output,
tCase.os,
)
if tCase.expectedErr {
assert.Error(t, err)
} else {
require.NoError(t, err)
assert.Equal(t, tCase.expected, memoryInfo)
}
})
}
}
func TestParseFileDescriptorInformationFromKV(t *testing.T) {
const (
fileDescriptorMaximumKey = "kern.maxfiles"
fileDescriptorCurrentKey = "kern.num_files"
)
t.Parallel()
memoryOutput := `kern.maxfiles: 276480
kern.num_files: 11787`
memoryOutputWithMissingKey := `kern.maxfiles: 276480`
tests := []struct {
name string
output string
expected *diagnostic.FileDescriptorInformation
expectedErr bool
}{
{
name: "parse memory values with missing key",
output: memoryOutputWithMissingKey,
expected: nil,
expectedErr: true,
},
{
name: "parse macos memory values",
output: memoryOutput,
expected: &diagnostic.FileDescriptorInformation{
276480,
11787,
},
expectedErr: false,
},
}
for _, tCase := range tests {
t.Run(tCase.name, func(t *testing.T) {
t.Parallel()
fdInfo, err := diagnostic.ParseFileDescriptorInformationFromKV(
tCase.output,
fileDescriptorMaximumKey,
fileDescriptorCurrentKey,
)
if tCase.expectedErr {
assert.Error(t, err)
} else {
require.NoError(t, err)
assert.Equal(t, tCase.expected, fdInfo)
}
})
}
}
func TestParseSysctlFileDescriptorInformation(t *testing.T) {
t.Parallel()
tests := []struct {
name string
output string
expected *diagnostic.FileDescriptorInformation
expectedErr bool
}{
{
name: "expected output",
output: "111 0 1111111",
expected: &diagnostic.FileDescriptorInformation{
FileDescriptorMaximum: 1111111,
FileDescriptorCurrent: 111,
},
expectedErr: false,
},
{
name: "not enough fields",
output: "111 111 ",
expected: nil,
expectedErr: true,
},
}
for _, tCase := range tests {
t.Run(tCase.name, func(t *testing.T) {
t.Parallel()
fdsInfo, err := diagnostic.ParseSysctlFileDescriptorInformation(
tCase.output,
)
if tCase.expectedErr {
assert.Error(t, err)
} else {
require.NoError(t, err)
assert.Equal(t, tCase.expected, fdsInfo)
}
})
}
}
func TestParseWinOperatingSystemInfo(t *testing.T) {
const (
architecturePrefix = "OSArchitecture"
osSystemPrefix = "Caption"
osVersionPrefix = "Version"
osReleasePrefix = "BuildNumber"
namePrefix = "CSName"
)
t.Parallel()
windowsIncompleteOsInfo := `
OSArchitecture : ARM 64 bits
Caption : Microsoft Windows 11 Home
Morekeys : 121314
CSName : UTILIZA-QO859QP
`
windowsCompleteOsInfo := `
OSArchitecture : ARM 64 bits
Caption : Microsoft Windows 11 Home
Version : 10.0.22631
BuildNumber : 22631
Morekeys : 121314
CSName : UTILIZA-QO859QP
`
tests := []struct {
name string
output string
expected *diagnostic.OsInfo
expectedErr bool
}{
{
name: "expected output",
output: windowsCompleteOsInfo,
expected: &diagnostic.OsInfo{
Architecture: "ARM 64 bits",
Name: "UTILIZA-QO859QP",
OsSystem: "Microsoft Windows 11 Home",
OsRelease: "22631",
OsVersion: "10.0.22631",
},
expectedErr: false,
},
{
name: "missing keys",
output: windowsIncompleteOsInfo,
expected: nil,
expectedErr: true,
},
}
for _, tCase := range tests {
t.Run(tCase.name, func(t *testing.T) {
t.Parallel()
osInfo, err := diagnostic.ParseWinOperatingSystemInfo(
tCase.output,
architecturePrefix,
osSystemPrefix,
osVersionPrefix,
osReleasePrefix,
namePrefix,
)
if tCase.expectedErr {
assert.Error(t, err)
} else {
require.NoError(t, err)
assert.Equal(t, tCase.expected, osInfo)
}
})
}
}
func TestParseDiskVolumeInformationOutput(t *testing.T) {
t.Parallel()
invalidUnixDiskVolumeInfo := `Filesystem Size Used Avail Use% Mounted on
overlay 59G 19G 38G 33% /
tmpfs 64M 0 64M 0% /dev
shm 64M 0 64M 0% /dev/shm
/run/host_mark/Users 461G 266G 195G 58% /tmp/cloudflared
/dev/vda1 59G 19G 38G 33% /etc/hosts
tmpfs 3.9G 0 3.9G 0% /sys/firmware
`
unixDiskVolumeInfo := `Filesystem Size Used Avail Use% Mounted on
overlay 61202244 18881444 39179476 33% /
tmpfs 65536 0 65536 0% /dev
shm 65536 0 65536 0% /dev/shm
/run/host_mark/Users 482797652 278648468 204149184 58% /tmp/cloudflared
/dev/vda1 61202244 18881444 39179476 33% /etc/hosts
tmpfs 4014428 0 4014428 0% /sys/firmware`
missingFields := ` DeviceID Size
-------- ----
C: size
E: 235563008
Z: 67754782720
`
invalidTypeField := ` DeviceID Size FreeSpace
-------- ---- ---------
C: size 31318736896
D:
E: 235563008 0
Z: 67754782720 31318732800
`
windowsDiskVolumeInfo := `
DeviceID Size FreeSpace
-------- ---- ---------
C: 67754782720 31318736896
E: 235563008 0
Z: 67754782720 31318732800`
tests := []struct {
name string
output string
expected []*diagnostic.DiskVolumeInformation
skipLines int
expectedErr bool
}{
{
name: "invalid unix disk volume information (numbers have units)",
output: invalidUnixDiskVolumeInfo,
expected: []*diagnostic.DiskVolumeInformation{},
skipLines: 1,
expectedErr: true,
},
{
name: "unix disk volume information",
output: unixDiskVolumeInfo,
skipLines: 1,
expected: []*diagnostic.DiskVolumeInformation{
diagnostic.NewDiskVolumeInformation("overlay", 61202244, 18881444),
diagnostic.NewDiskVolumeInformation("tmpfs", 65536, 0),
diagnostic.NewDiskVolumeInformation("shm", 65536, 0),
diagnostic.NewDiskVolumeInformation("/run/host_mark/Users", 482797652, 278648468),
diagnostic.NewDiskVolumeInformation("/dev/vda1", 61202244, 18881444),
diagnostic.NewDiskVolumeInformation("tmpfs", 4014428, 0),
},
expectedErr: false,
},
{
name: "windows disk volume information",
output: windowsDiskVolumeInfo,
expected: []*diagnostic.DiskVolumeInformation{
diagnostic.NewDiskVolumeInformation("C:", 67754782720, 31318736896),
diagnostic.NewDiskVolumeInformation("E:", 235563008, 0),
diagnostic.NewDiskVolumeInformation("Z:", 67754782720, 31318732800),
},
skipLines: 4,
expectedErr: false,
},
{
name: "insuficient fields",
output: missingFields,
expected: nil,
skipLines: 2,
expectedErr: true,
},
{
name: "invalid field",
output: invalidTypeField,
expected: nil,
skipLines: 2,
expectedErr: true,
},
}
for _, tCase := range tests {
t.Run(tCase.name, func(t *testing.T) {
t.Parallel()
disks, err := diagnostic.ParseDiskVolumeInformationOutput(tCase.output, tCase.skipLines, 1)
if tCase.expectedErr {
assert.Error(t, err)
} else {
require.NoError(t, err)
assert.Equal(t, tCase.expected, disks)
}
})
}
}