657 lines
15 KiB
Go
657 lines
15 KiB
Go
package exprhelpers
|
|
|
|
import (
|
|
"fmt"
|
|
"time"
|
|
|
|
log "github.com/sirupsen/logrus"
|
|
|
|
"testing"
|
|
|
|
"github.com/antonmedv/expr"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
var (
|
|
TestFolder = "tests"
|
|
)
|
|
|
|
func TestVisitor(t *testing.T) {
|
|
if err := Init(); err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
|
|
tests := []struct {
|
|
name string
|
|
filter string
|
|
result bool
|
|
env map[string]interface{}
|
|
err error
|
|
}{
|
|
{
|
|
name: "debug : no variable",
|
|
filter: "'crowdsec' startsWith 'crowdse'",
|
|
result: true,
|
|
err: nil,
|
|
env: map[string]interface{}{},
|
|
},
|
|
{
|
|
name: "debug : simple variable",
|
|
filter: "'crowdsec' startsWith static_one && 1 == 1",
|
|
result: true,
|
|
err: nil,
|
|
env: map[string]interface{}{"static_one": string("crowdse")},
|
|
},
|
|
{
|
|
name: "debug : simple variable re-used",
|
|
filter: "static_one.foo == 'bar' && static_one.foo != 'toto'",
|
|
result: true,
|
|
err: nil,
|
|
env: map[string]interface{}{"static_one": map[string]string{"foo": "bar"}},
|
|
},
|
|
{
|
|
name: "debug : can't compile",
|
|
filter: "static_one.foo.toto == 'lol'",
|
|
result: false,
|
|
err: fmt.Errorf("bad syntax"),
|
|
env: map[string]interface{}{"static_one": map[string]string{"foo": "bar"}},
|
|
},
|
|
{
|
|
name: "debug : can't compile #2",
|
|
filter: "static_one.f!oo.to/to == 'lol'",
|
|
result: false,
|
|
err: fmt.Errorf("bad syntax"),
|
|
env: map[string]interface{}{"static_one": map[string]string{"foo": "bar"}},
|
|
},
|
|
{
|
|
name: "debug : can't compile #3",
|
|
filter: "",
|
|
result: false,
|
|
err: fmt.Errorf("bad syntax"),
|
|
env: map[string]interface{}{"static_one": map[string]string{"foo": "bar"}},
|
|
},
|
|
}
|
|
|
|
log.SetLevel(log.DebugLevel)
|
|
clog := log.WithFields(log.Fields{
|
|
"type": "test",
|
|
})
|
|
|
|
for _, test := range tests {
|
|
compiledFilter, err := expr.Compile(test.filter, expr.Env(GetExprEnv(test.env)))
|
|
if err != nil && test.err == nil {
|
|
log.Fatalf("compile: %s", err.Error())
|
|
}
|
|
debugFilter, err := NewDebugger(test.filter, expr.Env(GetExprEnv(test.env)))
|
|
if err != nil && test.err == nil {
|
|
log.Fatalf("debug: %s", err.Error())
|
|
}
|
|
|
|
if compiledFilter != nil {
|
|
result, err := expr.Run(compiledFilter, GetExprEnv(test.env))
|
|
if err != nil && test.err == nil {
|
|
log.Fatalf("run : %s", err.Error())
|
|
}
|
|
if isOk := assert.Equal(t, test.result, result); !isOk {
|
|
t.Fatalf("test '%s' : NOK", test.filter)
|
|
}
|
|
}
|
|
|
|
if debugFilter != nil {
|
|
debugFilter.Run(clog, test.result, GetExprEnv(test.env))
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestRegexpInFile(t *testing.T) {
|
|
if err := Init(); err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
|
|
err := FileInit(TestFolder, "test_data_re.txt", "regex")
|
|
if err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
|
|
tests := []struct {
|
|
name string
|
|
filter string
|
|
result bool
|
|
err error
|
|
}{
|
|
{
|
|
name: "RegexpInFile() test: lower case word in data file",
|
|
filter: "RegexpInFile('crowdsec', 'test_data_re.txt')",
|
|
result: false,
|
|
err: nil,
|
|
},
|
|
{
|
|
name: "RegexpInFile() test: Match exactly",
|
|
filter: "RegexpInFile('Crowdsec', 'test_data_re.txt')",
|
|
result: true,
|
|
err: nil,
|
|
},
|
|
{
|
|
name: "RegexpInFile() test: match with word before",
|
|
filter: "RegexpInFile('test Crowdsec', 'test_data_re.txt')",
|
|
result: true,
|
|
err: nil,
|
|
},
|
|
{
|
|
name: "RegexpInFile() test: match with word before and other case",
|
|
filter: "RegexpInFile('test CrowdSec', 'test_data_re.txt')",
|
|
result: true,
|
|
err: nil,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
compiledFilter, err := expr.Compile(test.filter, expr.Env(GetExprEnv(map[string]interface{}{})))
|
|
if err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
result, err := expr.Run(compiledFilter, GetExprEnv(map[string]interface{}{}))
|
|
if err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
if isOk := assert.Equal(t, test.result, result); !isOk {
|
|
t.Fatalf("test '%s' : NOK", test.name)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestFileInit(t *testing.T) {
|
|
if err := Init(); err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
|
|
tests := []struct {
|
|
name string
|
|
filename string
|
|
types string
|
|
result int
|
|
err error
|
|
}{
|
|
{
|
|
name: "file with type:string",
|
|
filename: "test_data.txt",
|
|
types: "string",
|
|
result: 3,
|
|
},
|
|
{
|
|
name: "file with type:string and empty lines + commentaries",
|
|
filename: "test_empty_line.txt",
|
|
types: "string",
|
|
result: 3,
|
|
},
|
|
{
|
|
name: "file with type:re",
|
|
filename: "test_data_re.txt",
|
|
types: "regex",
|
|
result: 2,
|
|
},
|
|
{
|
|
name: "file without type",
|
|
filename: "test_data_no_type.txt",
|
|
types: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
err := FileInit(TestFolder, test.filename, test.types)
|
|
if err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
if test.types == "string" {
|
|
if _, ok := dataFile[test.filename]; !ok {
|
|
t.Fatalf("test '%s' : NOK", test.name)
|
|
}
|
|
if isOk := assert.Equal(t, test.result, len(dataFile[test.filename])); !isOk {
|
|
t.Fatalf("test '%s' : NOK", test.name)
|
|
}
|
|
} else if test.types == "regex" {
|
|
if _, ok := dataFileRegex[test.filename]; !ok {
|
|
t.Fatalf("test '%s' : NOK", test.name)
|
|
}
|
|
if isOk := assert.Equal(t, test.result, len(dataFileRegex[test.filename])); !isOk {
|
|
t.Fatalf("test '%s' : NOK", test.name)
|
|
}
|
|
} else {
|
|
if _, ok := dataFileRegex[test.filename]; ok {
|
|
t.Fatalf("test '%s' : NOK", test.name)
|
|
}
|
|
if _, ok := dataFile[test.filename]; ok {
|
|
t.Fatalf("test '%s' : NOK", test.name)
|
|
}
|
|
}
|
|
log.Printf("test '%s' : OK", test.name)
|
|
}
|
|
}
|
|
|
|
func TestFile(t *testing.T) {
|
|
if err := Init(); err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
|
|
err := FileInit(TestFolder, "test_data.txt", "string")
|
|
if err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
|
|
tests := []struct {
|
|
name string
|
|
filter string
|
|
result bool
|
|
err error
|
|
}{
|
|
{
|
|
name: "File() test: word in file",
|
|
filter: "'Crowdsec' in File('test_data.txt')",
|
|
result: true,
|
|
err: nil,
|
|
},
|
|
{
|
|
name: "File() test: word in file but different case",
|
|
filter: "'CrowdSecurity' in File('test_data.txt')",
|
|
result: false,
|
|
err: nil,
|
|
},
|
|
{
|
|
name: "File() test: word not in file",
|
|
filter: "'test' in File('test_data.txt')",
|
|
result: false,
|
|
err: nil,
|
|
},
|
|
{
|
|
name: "File() test: filepath provided doesn't exist",
|
|
filter: "'test' in File('non_existing_data.txt')",
|
|
result: false,
|
|
err: nil,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
compiledFilter, err := expr.Compile(test.filter, expr.Env(GetExprEnv(map[string]interface{}{})))
|
|
if err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
result, err := expr.Run(compiledFilter, GetExprEnv(map[string]interface{}{}))
|
|
if err != nil {
|
|
log.Fatalf(err.Error())
|
|
}
|
|
if isOk := assert.Equal(t, test.result, result); !isOk {
|
|
t.Fatalf("test '%s' : NOK", test.name)
|
|
}
|
|
log.Printf("test '%s' : OK", test.name)
|
|
|
|
}
|
|
}
|
|
|
|
func TestIpInRange(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result bool
|
|
err string
|
|
}{
|
|
{
|
|
name: "IpInRange() test: basic test",
|
|
env: map[string]interface{}{
|
|
"ip": "192.168.0.1",
|
|
"ipRange": "192.168.0.0/24",
|
|
"IpInRange": IpInRange,
|
|
},
|
|
code: "IpInRange(ip, ipRange)",
|
|
result: true,
|
|
err: "",
|
|
},
|
|
{
|
|
name: "IpInRange() test: malformed IP",
|
|
env: map[string]interface{}{
|
|
"ip": "192.168.0",
|
|
"ipRange": "192.168.0.0/24",
|
|
"IpInRange": IpInRange,
|
|
},
|
|
code: "IpInRange(ip, ipRange)",
|
|
result: false,
|
|
err: "",
|
|
},
|
|
{
|
|
name: "IpInRange() test: malformed IP range",
|
|
env: map[string]interface{}{
|
|
"ip": "192.168.0.0/255",
|
|
"ipRange": "192.168.0.0/24",
|
|
"IpInRange": IpInRange,
|
|
},
|
|
code: "IpInRange(ip, ipRange)",
|
|
result: false,
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, expr.Env(test.env))
|
|
require.NoError(t, err)
|
|
output, err := expr.Run(program, test.env)
|
|
require.NoError(t, err)
|
|
require.Equal(t, test.result, output)
|
|
log.Printf("test '%s' : OK", test.name)
|
|
}
|
|
|
|
}
|
|
|
|
func TestAtof(t *testing.T) {
|
|
testFloat := "1.5"
|
|
expectedFloat := 1.5
|
|
|
|
if Atof(testFloat) != expectedFloat {
|
|
t.Fatalf("Atof should returned 1.5 as a float")
|
|
}
|
|
|
|
log.Printf("test 'Atof()' : OK")
|
|
|
|
//bad float
|
|
testFloat = "1aaa.5"
|
|
expectedFloat = 0.0
|
|
|
|
if Atof(testFloat) != expectedFloat {
|
|
t.Fatalf("Atof should returned a negative value (error) as a float got")
|
|
}
|
|
|
|
log.Printf("test 'Atof()' : OK")
|
|
}
|
|
|
|
func TestUpper(t *testing.T) {
|
|
testStr := "test"
|
|
expectedStr := "TEST"
|
|
|
|
if Upper(testStr) != expectedStr {
|
|
t.Fatalf("Upper() should returned test in upper case")
|
|
}
|
|
|
|
log.Printf("test 'Upper()' : OK")
|
|
}
|
|
|
|
func TestTimeNow(t *testing.T) {
|
|
ti, err := time.Parse(time.RFC3339, TimeNow())
|
|
if err != nil {
|
|
t.Fatalf("Error parsing the return value of TimeNow: %s", err)
|
|
}
|
|
|
|
if -1*time.Until(ti) > time.Second {
|
|
t.Fatalf("TimeNow func should return time.Now()")
|
|
}
|
|
log.Printf("test 'TimeNow()' : OK")
|
|
}
|
|
|
|
func TestParseUri(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result map[string][]string
|
|
err string
|
|
}{
|
|
{
|
|
name: "ParseUri() test: basic test",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?a=1&b=2",
|
|
"ParseUri": ParseUri,
|
|
},
|
|
code: "ParseUri(uri)",
|
|
result: map[string][]string{"a": []string{"1"}, "b": []string{"2"}},
|
|
err: "",
|
|
},
|
|
{
|
|
name: "ParseUri() test: no param",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo",
|
|
"ParseUri": ParseUri,
|
|
},
|
|
code: "ParseUri(uri)",
|
|
result: map[string][]string{},
|
|
err: "",
|
|
},
|
|
{
|
|
name: "ParseUri() test: extra question mark",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?a=1&b=2?",
|
|
"ParseUri": ParseUri,
|
|
},
|
|
code: "ParseUri(uri)",
|
|
result: map[string][]string{"a": []string{"1"}, "b": []string{"2?"}},
|
|
err: "",
|
|
},
|
|
{
|
|
name: "ParseUri() test: weird params",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?&?&&&&?=123",
|
|
"ParseUri": ParseUri,
|
|
},
|
|
code: "ParseUri(uri)",
|
|
result: map[string][]string{"?": []string{"", "123"}},
|
|
err: "",
|
|
},
|
|
{
|
|
name: "ParseUri() test: bad encoding",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?a=%%F",
|
|
"ParseUri": ParseUri,
|
|
},
|
|
code: "ParseUri(uri)",
|
|
result: map[string][]string{},
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, expr.Env(test.env))
|
|
require.NoError(t, err)
|
|
output, err := expr.Run(program, test.env)
|
|
require.NoError(t, err)
|
|
require.Equal(t, test.result, output)
|
|
log.Printf("test '%s' : OK", test.name)
|
|
}
|
|
}
|
|
|
|
func TestQueryEscape(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result string
|
|
err string
|
|
}{
|
|
{
|
|
name: "QueryEscape() test: basic test",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?a=1&b=2",
|
|
"QueryEscape": QueryEscape,
|
|
},
|
|
code: "QueryEscape(uri)",
|
|
result: "%2Ffoo%3Fa%3D1%26b%3D2",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "QueryEscape() test: basic test",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?a=1&&b=<>'\"",
|
|
"QueryEscape": QueryEscape,
|
|
},
|
|
code: "QueryEscape(uri)",
|
|
result: "%2Ffoo%3Fa%3D1%26%26b%3D%3C%3E%27%22",
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, expr.Env(test.env))
|
|
require.NoError(t, err)
|
|
output, err := expr.Run(program, test.env)
|
|
require.NoError(t, err)
|
|
require.Equal(t, test.result, output)
|
|
log.Printf("test '%s' : OK", test.name)
|
|
}
|
|
}
|
|
|
|
func TestPathEscape(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result string
|
|
err string
|
|
}{
|
|
{
|
|
name: "PathEscape() test: basic test",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?a=1&b=2",
|
|
"PathEscape": PathEscape,
|
|
},
|
|
code: "PathEscape(uri)",
|
|
result: "%2Ffoo%3Fa=1&b=2",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "PathEscape() test: basic test with more special chars",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?a=1&&b=<>'\"",
|
|
"PathEscape": PathEscape,
|
|
},
|
|
code: "PathEscape(uri)",
|
|
result: "%2Ffoo%3Fa=1&&b=%3C%3E%27%22",
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, expr.Env(test.env))
|
|
require.NoError(t, err)
|
|
output, err := expr.Run(program, test.env)
|
|
require.NoError(t, err)
|
|
require.Equal(t, test.result, output)
|
|
log.Printf("test '%s' : OK", test.name)
|
|
}
|
|
}
|
|
|
|
func TestPathUnescape(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result string
|
|
err string
|
|
}{
|
|
{
|
|
name: "PathUnescape() test: basic test",
|
|
env: map[string]interface{}{
|
|
"uri": "%2Ffoo%3Fa=1&b=%3C%3E%27%22",
|
|
"PathUnescape": PathUnescape,
|
|
},
|
|
code: "PathUnescape(uri)",
|
|
result: "/foo?a=1&b=<>'\"",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "PathUnescape() test: basic test with more special chars",
|
|
env: map[string]interface{}{
|
|
"uri": "/$%7Bjndi",
|
|
"PathUnescape": PathUnescape,
|
|
},
|
|
code: "PathUnescape(uri)",
|
|
result: "/${jndi",
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, expr.Env(test.env))
|
|
require.NoError(t, err)
|
|
output, err := expr.Run(program, test.env)
|
|
require.NoError(t, err)
|
|
require.Equal(t, test.result, output)
|
|
log.Printf("test '%s' : OK", test.name)
|
|
}
|
|
}
|
|
|
|
func TestQueryUnescape(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result string
|
|
err string
|
|
}{
|
|
{
|
|
name: "QueryUnescape() test: basic test",
|
|
env: map[string]interface{}{
|
|
"uri": "%2Ffoo%3Fa=1&b=%3C%3E%27%22",
|
|
"QueryUnescape": QueryUnescape,
|
|
},
|
|
code: "QueryUnescape(uri)",
|
|
result: "/foo?a=1&b=<>'\"",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "QueryUnescape() test: basic test with more special chars",
|
|
env: map[string]interface{}{
|
|
"uri": "/$%7Bjndi",
|
|
"QueryUnescape": QueryUnescape,
|
|
},
|
|
code: "QueryUnescape(uri)",
|
|
result: "/${jndi",
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, expr.Env(test.env))
|
|
require.NoError(t, err)
|
|
output, err := expr.Run(program, test.env)
|
|
require.NoError(t, err)
|
|
require.Equal(t, test.result, output)
|
|
log.Printf("test '%s' : OK", test.name)
|
|
}
|
|
}
|
|
|
|
func TestLower(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result string
|
|
err string
|
|
}{
|
|
{
|
|
name: "Lower() test: basic test",
|
|
env: map[string]interface{}{
|
|
"name": "ABCDEFG",
|
|
"Lower": Lower,
|
|
},
|
|
code: "Lower(name)",
|
|
result: "abcdefg",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "Lower() test: basic test with more special chars",
|
|
env: map[string]interface{}{
|
|
"name": "AbcDefG!#",
|
|
"Lower": Lower,
|
|
},
|
|
code: "Lower(name)",
|
|
result: "abcdefg!#",
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, expr.Env(test.env))
|
|
require.NoError(t, err)
|
|
output, err := expr.Run(program, test.env)
|
|
require.NoError(t, err)
|
|
require.Equal(t, test.result, output)
|
|
log.Printf("test '%s' : OK", test.name)
|
|
}
|
|
}
|