* Update KV ignore whitespace before and after `=` * Update helpers.go Don't need whitespace infront of KEY * Add some tests to ensure edge cases * Ensure quoted and unquoted values act the same
1432 lines
34 KiB
Go
1432 lines
34 KiB
Go
package exprhelpers
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import (
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"context"
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"fmt"
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"os"
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"testing"
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"time"
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"github.com/antonmedv/expr"
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"github.com/pkg/errors"
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log "github.com/sirupsen/logrus"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/crowdsecurity/go-cs-lib/pkg/cstest"
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"github.com/crowdsecurity/go-cs-lib/pkg/ptr"
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"github.com/crowdsecurity/crowdsec/pkg/csconfig"
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"github.com/crowdsecurity/crowdsec/pkg/database"
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"github.com/crowdsecurity/crowdsec/pkg/models"
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"github.com/crowdsecurity/crowdsec/pkg/types"
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)
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var (
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TestFolder = "tests"
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)
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func getDBClient(t *testing.T) *database.Client {
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t.Helper()
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dbPath, err := os.CreateTemp("", "*sqlite")
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require.NoError(t, err)
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testDbClient, err := database.NewClient(&csconfig.DatabaseCfg{
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Type: "sqlite",
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DbName: "crowdsec",
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DbPath: dbPath.Name(),
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})
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require.NoError(t, err)
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return testDbClient
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}
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func TestVisitor(t *testing.T) {
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err := Init(nil)
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require.NoError(t, err)
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tests := []struct {
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name string
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filter string
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result bool
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env map[string]interface{}
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err error
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}{
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{
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name: "debug : no variable",
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filter: "'crowdsec' startsWith 'crowdse'",
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result: true,
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err: nil,
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env: map[string]interface{}{},
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},
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{
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name: "debug : simple variable",
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filter: "'crowdsec' startsWith static_one && 1 == 1",
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result: true,
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err: nil,
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env: map[string]interface{}{"static_one": string("crowdse")},
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},
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{
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name: "debug : simple variable re-used",
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filter: "static_one.foo == 'bar' && static_one.foo != 'toto'",
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result: true,
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err: nil,
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env: map[string]interface{}{"static_one": map[string]string{"foo": "bar"}},
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},
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{
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name: "debug : can't compile",
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filter: "static_one.foo.toto == 'lol'",
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result: false,
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err: fmt.Errorf("bad syntax"),
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env: map[string]interface{}{"static_one": map[string]string{"foo": "bar"}},
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},
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{
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name: "debug : can't compile #2",
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filter: "static_one.f!oo.to/to == 'lol'",
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result: false,
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err: fmt.Errorf("bad syntax"),
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env: map[string]interface{}{"static_one": map[string]string{"foo": "bar"}},
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},
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{
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name: "debug : can't compile #3",
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filter: "",
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result: false,
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err: fmt.Errorf("bad syntax"),
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env: map[string]interface{}{"static_one": map[string]string{"foo": "bar"}},
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},
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}
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log.SetLevel(log.DebugLevel)
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clog := log.WithFields(log.Fields{
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"type": "test",
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})
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for _, test := range tests {
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compiledFilter, err := expr.Compile(test.filter, GetExprOptions(test.env)...)
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if err != nil && test.err == nil {
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log.Fatalf("compile: %s", err)
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}
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debugFilter, err := NewDebugger(test.filter, GetExprOptions(test.env)...)
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if err != nil && test.err == nil {
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log.Fatalf("debug: %s", err)
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}
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if compiledFilter != nil {
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result, err := expr.Run(compiledFilter, test.env)
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if err != nil && test.err == nil {
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log.Fatalf("run : %s", err)
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}
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if isOk := assert.Equal(t, test.result, result); !isOk {
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t.Fatalf("test '%s' : NOK", test.filter)
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}
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}
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if debugFilter != nil {
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debugFilter.Run(clog, test.result, test.env)
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}
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}
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}
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func TestMatch(t *testing.T) {
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err := Init(nil)
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require.NoError(t, err)
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tests := []struct {
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glob string
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val string
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ret bool
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expr string
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}{
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{"foo", "foo", true, `Match(pattern, name)`},
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{"foo", "bar", false, `Match(pattern, name)`},
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{"foo*", "foo", true, `Match(pattern, name)`},
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{"foo*", "foobar", true, `Match(pattern, name)`},
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{"foo*", "barfoo", false, `Match(pattern, name)`},
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{"foo*", "bar", false, `Match(pattern, name)`},
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{"*foo", "foo", true, `Match(pattern, name)`},
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{"*foo", "barfoo", true, `Match(pattern, name)`},
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{"foo*r", "foobar", true, `Match(pattern, name)`},
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{"foo*r", "foobazr", true, `Match(pattern, name)`},
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{"foo?ar", "foobar", true, `Match(pattern, name)`},
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{"foo?ar", "foobazr", false, `Match(pattern, name)`},
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{"foo?ar", "foobaz", false, `Match(pattern, name)`},
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{"*foo?ar?", "foobar", false, `Match(pattern, name)`},
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{"*foo?ar?", "foobare", true, `Match(pattern, name)`},
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{"*foo?ar?", "rafoobar", false, `Match(pattern, name)`},
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{"*foo?ar?", "rafoobare", true, `Match(pattern, name)`},
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}
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for _, test := range tests {
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env := map[string]interface{}{
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"pattern": test.glob,
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"name": test.val,
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}
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vm, err := expr.Compile(test.expr, GetExprOptions(env)...)
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if err != nil {
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t.Fatalf("pattern:%s val:%s NOK %s", test.glob, test.val, err)
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}
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ret, err := expr.Run(vm, env)
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assert.NoError(t, err)
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if isOk := assert.Equal(t, test.ret, ret); !isOk {
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t.Fatalf("pattern:%s val:%s NOK %t != %t", test.glob, test.val, ret, test.ret)
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}
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}
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}
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func TestDistanceHelper(t *testing.T) {
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err := Init(nil)
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require.NoError(t, err)
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tests := []struct {
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lat1 string
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lon1 string
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lat2 string
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lon2 string
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dist float64
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valid bool
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expr string
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name string
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}{
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{"51.45", "1.15", "41.54", "12.27", 1389.1793118293067, true, `Distance(lat1, lon1, lat2, lon2)`, "valid"},
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{"lol", "1.15", "41.54", "12.27", 0.0, false, `Distance(lat1, lon1, lat2, lon2)`, "invalid lat1"},
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{"0.0", "0.0", "12.1", "12.1", 0.0, true, `Distance(lat1, lon1, lat2, lon2)`, "empty coord"},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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env := map[string]interface{}{
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"lat1": test.lat1,
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"lon1": test.lon1,
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"lat2": test.lat2,
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"lon2": test.lon2,
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}
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vm, err := expr.Compile(test.expr, GetExprOptions(env)...)
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if err != nil {
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t.Fatalf("pattern:%s val:%s NOK %s", test.lat1, test.lon1, err)
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}
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ret, err := expr.Run(vm, env)
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if test.valid {
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assert.NoError(t, err)
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assert.Equal(t, test.dist, ret)
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} else {
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assert.NotNil(t, err)
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}
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})
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}
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}
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func TestRegexpCacheBehavior(t *testing.T) {
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err := Init(nil)
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require.NoError(t, err)
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filename := "test_data_re.txt"
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err = FileInit(TestFolder, filename, "regex")
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require.NoError(t, err)
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//cache with no TTL
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err = RegexpCacheInit(filename, types.DataSource{Type: "regex", Size: ptr.Of(1)})
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require.NoError(t, err)
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ret, _ := RegexpInFile("crowdsec", filename)
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assert.False(t, ret.(bool))
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assert.Equal(t, 1, dataFileRegexCache[filename].Len(false))
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ret, _ = RegexpInFile("Crowdsec", filename)
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assert.True(t, ret.(bool))
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assert.Equal(t, 1, dataFileRegexCache[filename].Len(false))
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//cache with TTL
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ttl := 500 * time.Millisecond
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err = RegexpCacheInit(filename, types.DataSource{Type: "regex", Size: ptr.Of(2), TTL: &ttl})
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require.NoError(t, err)
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ret, _ = RegexpInFile("crowdsec", filename)
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assert.False(t, ret.(bool))
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assert.Equal(t, 1, dataFileRegexCache[filename].Len(true))
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time.Sleep(1 * time.Second)
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assert.Equal(t, 0, dataFileRegexCache[filename].Len(true))
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}
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func TestRegexpInFile(t *testing.T) {
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if err := Init(nil); err != nil {
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log.Fatal(err)
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}
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err := FileInit(TestFolder, "test_data_re.txt", "regex")
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if err != nil {
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log.Fatal(err)
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}
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tests := []struct {
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name string
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filter string
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result bool
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err error
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}{
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{
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name: "RegexpInFile() test: lower case word in data file",
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filter: "RegexpInFile('crowdsec', 'test_data_re.txt')",
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result: false,
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err: nil,
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},
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{
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name: "RegexpInFile() test: Match exactly",
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filter: "RegexpInFile('Crowdsec', 'test_data_re.txt')",
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result: true,
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err: nil,
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},
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{
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name: "RegexpInFile() test: match with word before",
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filter: "RegexpInFile('test Crowdsec', 'test_data_re.txt')",
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result: true,
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err: nil,
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},
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{
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name: "RegexpInFile() test: match with word before and other case",
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filter: "RegexpInFile('test CrowdSec', 'test_data_re.txt')",
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result: true,
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err: nil,
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},
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}
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for _, test := range tests {
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compiledFilter, err := expr.Compile(test.filter, GetExprOptions(map[string]interface{}{})...)
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if err != nil {
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log.Fatal(err)
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}
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result, err := expr.Run(compiledFilter, map[string]interface{}{})
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if err != nil {
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log.Fatal(err)
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}
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if isOk := assert.Equal(t, test.result, result); !isOk {
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t.Fatalf("test '%s' : NOK", test.name)
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}
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}
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}
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func TestFileInit(t *testing.T) {
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if err := Init(nil); err != nil {
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log.Fatal(err)
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}
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tests := []struct {
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name string
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filename string
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types string
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result int
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err error
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}{
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{
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name: "file with type:string",
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filename: "test_data.txt",
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types: "string",
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result: 3,
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},
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{
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name: "file with type:string and empty lines + commentaries",
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filename: "test_empty_line.txt",
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types: "string",
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result: 3,
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},
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{
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name: "file with type:re",
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filename: "test_data_re.txt",
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types: "regex",
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result: 2,
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},
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{
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name: "file without type",
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filename: "test_data_no_type.txt",
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types: "",
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},
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}
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for _, test := range tests {
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err := FileInit(TestFolder, test.filename, test.types)
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if err != nil {
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log.Fatal(err)
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}
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if test.types == "string" {
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if _, ok := dataFile[test.filename]; !ok {
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t.Fatalf("test '%s' : NOK", test.name)
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}
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if isOk := assert.Equal(t, test.result, len(dataFile[test.filename])); !isOk {
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t.Fatalf("test '%s' : NOK", test.name)
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}
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} else if test.types == "regex" {
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if _, ok := dataFileRegex[test.filename]; !ok {
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t.Fatalf("test '%s' : NOK", test.name)
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}
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if isOk := assert.Equal(t, test.result, len(dataFileRegex[test.filename])); !isOk {
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t.Fatalf("test '%s' : NOK", test.name)
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}
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} else {
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if _, ok := dataFileRegex[test.filename]; ok {
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t.Fatalf("test '%s' : NOK", test.name)
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}
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if _, ok := dataFile[test.filename]; ok {
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t.Fatalf("test '%s' : NOK", test.name)
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}
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}
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log.Printf("test '%s' : OK", test.name)
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}
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}
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func TestFile(t *testing.T) {
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if err := Init(nil); err != nil {
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log.Fatal(err)
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}
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err := FileInit(TestFolder, "test_data.txt", "string")
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if err != nil {
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log.Fatal(err)
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}
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tests := []struct {
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name string
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filter string
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result bool
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err error
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}{
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{
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name: "File() test: word in file",
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filter: "'Crowdsec' in File('test_data.txt')",
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result: true,
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err: nil,
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},
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{
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name: "File() test: word in file but different case",
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filter: "'CrowdSecurity' in File('test_data.txt')",
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result: false,
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err: nil,
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},
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{
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name: "File() test: word not in file",
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filter: "'test' in File('test_data.txt')",
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result: false,
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err: nil,
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},
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{
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name: "File() test: filepath provided doesn't exist",
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filter: "'test' in File('non_existing_data.txt')",
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result: false,
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err: nil,
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},
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}
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for _, test := range tests {
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compiledFilter, err := expr.Compile(test.filter, GetExprOptions(map[string]interface{}{})...)
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if err != nil {
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log.Fatal(err)
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}
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result, err := expr.Run(compiledFilter, map[string]interface{}{})
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if err != nil {
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log.Fatal(err)
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}
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if isOk := assert.Equal(t, test.result, result); !isOk {
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t.Fatalf("test '%s' : NOK", test.name)
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}
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log.Printf("test '%s' : OK", test.name)
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|
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}
|
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}
|
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|
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func TestIpInRange(t *testing.T) {
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err := Init(nil)
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assert.NoError(t, err)
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tests := []struct {
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name string
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env map[string]interface{}
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code string
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result bool
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err string
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}{
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{
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name: "IpInRange() test: basic test",
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env: map[string]interface{}{
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"ip": "192.168.0.1",
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"ipRange": "192.168.0.0/24",
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},
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code: "IpInRange(ip, ipRange)",
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result: true,
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err: "",
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},
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{
|
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name: "IpInRange() test: malformed IP",
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env: map[string]interface{}{
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"ip": "192.168.0",
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"ipRange": "192.168.0.0/24",
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},
|
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code: "IpInRange(ip, ipRange)",
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result: false,
|
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err: "",
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},
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{
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name: "IpInRange() test: malformed IP range",
|
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env: map[string]interface{}{
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"ip": "192.168.0.0/255",
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"ipRange": "192.168.0.0/24",
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},
|
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code: "IpInRange(ip, ipRange)",
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result: false,
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err: "",
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},
|
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}
|
|
|
|
for _, test := range tests {
|
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program, err := expr.Compile(test.code, GetExprOptions(test.env)...)
|
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require.NoError(t, err)
|
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output, err := expr.Run(program, test.env)
|
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require.NoError(t, err)
|
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require.Equal(t, test.result, output)
|
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log.Printf("test '%s' : OK", test.name)
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}
|
|
|
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}
|
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|
|
func TestIpToRange(t *testing.T) {
|
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err := Init(nil)
|
|
assert.NoError(t, err)
|
|
tests := []struct {
|
|
name string
|
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env map[string]interface{}
|
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code string
|
|
result string
|
|
err string
|
|
}{
|
|
{
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name: "IpToRange() test: IPv4",
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env: map[string]interface{}{
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"ip": "192.168.1.1",
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"netmask": "16",
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},
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code: "IpToRange(ip, netmask)",
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result: "192.168.0.0/16",
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err: "",
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},
|
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{
|
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name: "IpToRange() test: IPv6",
|
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env: map[string]interface{}{
|
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"ip": "2001:db8::1",
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"netmask": "/64",
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},
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code: "IpToRange(ip, netmask)",
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result: "2001:db8::/64",
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err: "",
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},
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{
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name: "IpToRange() test: malformed netmask",
|
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env: map[string]interface{}{
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"ip": "192.168.0.1",
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"netmask": "test",
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},
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code: "IpToRange(ip, netmask)",
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result: "",
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err: "",
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},
|
|
{
|
|
name: "IpToRange() test: malformed IP",
|
|
env: map[string]interface{}{
|
|
"ip": "a.b.c.d",
|
|
"netmask": "24",
|
|
},
|
|
code: "IpToRange(ip, netmask)",
|
|
result: "",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "IpToRange() test: too high netmask",
|
|
env: map[string]interface{}{
|
|
"ip": "192.168.1.1",
|
|
"netmask": "35",
|
|
},
|
|
code: "IpToRange(ip, netmask)",
|
|
result: "",
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, GetExprOptions(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) {
|
|
|
|
err := Init(nil)
|
|
assert.NoError(t, err)
|
|
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result float64
|
|
}{
|
|
{
|
|
name: "Atof() test: basic test",
|
|
env: map[string]interface{}{
|
|
"testFloat": "1.5",
|
|
},
|
|
code: "Atof(testFloat)",
|
|
result: 1.5,
|
|
},
|
|
{
|
|
name: "Atof() test: bad float",
|
|
env: map[string]interface{}{
|
|
"testFloat": "1aaa.5",
|
|
},
|
|
code: "Atof(testFloat)",
|
|
result: 0.0,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, GetExprOptions(test.env)...)
|
|
require.NoError(t, err)
|
|
output, err := expr.Run(program, test.env)
|
|
require.NoError(t, err)
|
|
require.Equal(t, test.result, output)
|
|
}
|
|
}
|
|
|
|
func TestUpper(t *testing.T) {
|
|
testStr := "test"
|
|
expectedStr := "TEST"
|
|
|
|
env := map[string]interface{}{
|
|
"testStr": testStr,
|
|
}
|
|
|
|
err := Init(nil)
|
|
assert.NoError(t, err)
|
|
vm, err := expr.Compile("Upper(testStr)", GetExprOptions(env)...)
|
|
assert.NoError(t, err)
|
|
|
|
out, err := expr.Run(vm, env)
|
|
|
|
assert.NoError(t, err)
|
|
v, ok := out.(string)
|
|
if !ok {
|
|
t.Fatalf("Upper() should return a string")
|
|
}
|
|
|
|
if v != expectedStr {
|
|
t.Fatalf("Upper() should return test in upper case")
|
|
}
|
|
}
|
|
|
|
func TestTimeNow(t *testing.T) {
|
|
now, _ := TimeNow()
|
|
ti, err := time.Parse(time.RFC3339, now.(string))
|
|
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().UTC()")
|
|
}
|
|
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": {"1"}, "b": {"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": {"1"}, "b": {"2?"}},
|
|
err: "",
|
|
},
|
|
{
|
|
name: "ParseUri() test: weird params",
|
|
env: map[string]interface{}{
|
|
"uri": "/foo?&?&&&&?=123",
|
|
"ParseUri": ParseUri,
|
|
},
|
|
code: "ParseUri(uri)",
|
|
result: map[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, GetExprOptions(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, GetExprOptions(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, GetExprOptions(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, GetExprOptions(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, GetExprOptions(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, GetExprOptions(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 TestGetDecisionsCount(t *testing.T) {
|
|
var err error
|
|
var start_ip, start_sfx, end_ip, end_sfx int64
|
|
var ip_sz int
|
|
existingIP := "1.2.3.4"
|
|
unknownIP := "1.2.3.5"
|
|
ip_sz, start_ip, start_sfx, end_ip, end_sfx, err = types.Addr2Ints(existingIP)
|
|
if err != nil {
|
|
t.Errorf("unable to convert '%s' to int: %s", existingIP, err)
|
|
}
|
|
// Add sample data to DB
|
|
dbClient = getDBClient(t)
|
|
|
|
decision := dbClient.Ent.Decision.Create().
|
|
SetUntil(time.Now().Add(time.Hour)).
|
|
SetScenario("crowdsec/test").
|
|
SetStartIP(start_ip).
|
|
SetStartSuffix(start_sfx).
|
|
SetEndIP(end_ip).
|
|
SetEndSuffix(end_sfx).
|
|
SetIPSize(int64(ip_sz)).
|
|
SetType("ban").
|
|
SetScope("IP").
|
|
SetValue(existingIP).
|
|
SetOrigin("CAPI").
|
|
SaveX(context.Background())
|
|
|
|
if decision == nil {
|
|
assert.Error(t, errors.Errorf("Failed to create sample decision"))
|
|
}
|
|
|
|
err = Init(dbClient)
|
|
assert.NoError(t, err)
|
|
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result string
|
|
err string
|
|
}{
|
|
{
|
|
name: "GetDecisionsCount() test: existing IP count",
|
|
env: map[string]interface{}{
|
|
"Alert": &models.Alert{
|
|
Source: &models.Source{
|
|
Value: &existingIP,
|
|
},
|
|
Decisions: []*models.Decision{
|
|
{
|
|
Value: &existingIP,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
code: "Sprintf('%d', GetDecisionsCount(Alert.GetValue()))",
|
|
result: "1",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "GetDecisionsCount() test: unknown IP count",
|
|
env: map[string]interface{}{
|
|
"Alert": &models.Alert{
|
|
Source: &models.Source{
|
|
Value: &unknownIP,
|
|
},
|
|
Decisions: []*models.Decision{
|
|
{
|
|
Value: &unknownIP,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
code: "Sprintf('%d', GetDecisionsCount(Alert.GetValue()))",
|
|
result: "0",
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, GetExprOptions(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 TestGetDecisionsSinceCount(t *testing.T) {
|
|
var err error
|
|
var start_ip, start_sfx, end_ip, end_sfx int64
|
|
var ip_sz int
|
|
existingIP := "1.2.3.4"
|
|
unknownIP := "1.2.3.5"
|
|
ip_sz, start_ip, start_sfx, end_ip, end_sfx, err = types.Addr2Ints(existingIP)
|
|
if err != nil {
|
|
t.Errorf("unable to convert '%s' to int: %s", existingIP, err)
|
|
}
|
|
// Add sample data to DB
|
|
dbClient = getDBClient(t)
|
|
|
|
decision := dbClient.Ent.Decision.Create().
|
|
SetUntil(time.Now().Add(time.Hour)).
|
|
SetScenario("crowdsec/test").
|
|
SetStartIP(start_ip).
|
|
SetStartSuffix(start_sfx).
|
|
SetEndIP(end_ip).
|
|
SetEndSuffix(end_sfx).
|
|
SetIPSize(int64(ip_sz)).
|
|
SetType("ban").
|
|
SetScope("IP").
|
|
SetValue(existingIP).
|
|
SetOrigin("CAPI").
|
|
SaveX(context.Background())
|
|
if decision == nil {
|
|
assert.Error(t, errors.Errorf("Failed to create sample decision"))
|
|
}
|
|
decision2 := dbClient.Ent.Decision.Create().
|
|
SetCreatedAt(time.Now().AddDate(0, 0, -1)).
|
|
SetUntil(time.Now().AddDate(0, 0, -1)).
|
|
SetScenario("crowdsec/test").
|
|
SetStartIP(start_ip).
|
|
SetStartSuffix(start_sfx).
|
|
SetEndIP(end_ip).
|
|
SetEndSuffix(end_sfx).
|
|
SetIPSize(int64(ip_sz)).
|
|
SetType("ban").
|
|
SetScope("IP").
|
|
SetValue(existingIP).
|
|
SetOrigin("CAPI").
|
|
SaveX(context.Background())
|
|
if decision2 == nil {
|
|
assert.Error(t, errors.Errorf("Failed to create sample decision"))
|
|
}
|
|
|
|
err = Init(dbClient)
|
|
assert.NoError(t, err)
|
|
|
|
tests := []struct {
|
|
name string
|
|
env map[string]interface{}
|
|
code string
|
|
result string
|
|
err string
|
|
}{
|
|
{
|
|
name: "GetDecisionsSinceCount() test: existing IP count since more than 1 day",
|
|
env: map[string]interface{}{
|
|
"Alert": &models.Alert{
|
|
Source: &models.Source{
|
|
Value: &existingIP,
|
|
},
|
|
Decisions: []*models.Decision{
|
|
{
|
|
Value: &existingIP,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
code: "Sprintf('%d', GetDecisionsSinceCount(Alert.GetValue(), '25h'))",
|
|
result: "2",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "GetDecisionsSinceCount() test: existing IP count since more than 1 hour",
|
|
env: map[string]interface{}{
|
|
"Alert": &models.Alert{
|
|
Source: &models.Source{
|
|
Value: &existingIP,
|
|
},
|
|
Decisions: []*models.Decision{
|
|
{
|
|
Value: &existingIP,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
code: "Sprintf('%d', GetDecisionsSinceCount(Alert.GetValue(), '1h'))",
|
|
result: "1",
|
|
err: "",
|
|
},
|
|
{
|
|
name: "GetDecisionsSinceCount() test: unknown IP count",
|
|
env: map[string]interface{}{
|
|
"Alert": &models.Alert{
|
|
Source: &models.Source{
|
|
Value: &unknownIP,
|
|
},
|
|
Decisions: []*models.Decision{
|
|
{
|
|
Value: &unknownIP,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
code: "Sprintf('%d', GetDecisionsSinceCount(Alert.GetValue(), '1h'))",
|
|
result: "0",
|
|
err: "",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
program, err := expr.Compile(test.code, GetExprOptions(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 TestParseUnixTime(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
value string
|
|
expected time.Time
|
|
expectedErr string
|
|
}{
|
|
{
|
|
name: "ParseUnix() test: valid value with milli",
|
|
value: "1672239773.3590894",
|
|
expected: time.Date(2022, 12, 28, 15, 02, 53, 0, time.UTC),
|
|
},
|
|
{
|
|
name: "ParseUnix() test: valid value without milli",
|
|
value: "1672239773",
|
|
expected: time.Date(2022, 12, 28, 15, 02, 53, 0, time.UTC),
|
|
},
|
|
{
|
|
name: "ParseUnix() test: invalid input",
|
|
value: "AbcDefG!#",
|
|
expected: time.Time{},
|
|
expectedErr: "unable to parse AbcDefG!# as unix timestamp",
|
|
},
|
|
{
|
|
name: "ParseUnix() test: negative value",
|
|
value: "-1000",
|
|
expected: time.Time{},
|
|
expectedErr: "unable to parse -1000 as unix timestamp",
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
output, err := ParseUnixTime(tc.value)
|
|
cstest.RequireErrorContains(t, err, tc.expectedErr)
|
|
if tc.expectedErr != "" {
|
|
return
|
|
}
|
|
require.WithinDuration(t, tc.expected, output.(time.Time), time.Second)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestIsIp(t *testing.T) {
|
|
if err := Init(nil); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
expr string
|
|
value string
|
|
expected bool
|
|
expectedBuildErr bool
|
|
}{
|
|
{
|
|
name: "IsIPV4() test: valid IPv4",
|
|
expr: `IsIPV4(value)`,
|
|
value: "1.2.3.4",
|
|
expected: true,
|
|
},
|
|
{
|
|
name: "IsIPV6() test: valid IPv6",
|
|
expr: `IsIPV6(value)`,
|
|
value: "1.2.3.4",
|
|
expected: false,
|
|
},
|
|
{
|
|
name: "IsIPV6() test: valid IPv6",
|
|
expr: `IsIPV6(value)`,
|
|
value: "2001:0db8:85a3:0000:0000:8a2e:0370:7334",
|
|
expected: true,
|
|
},
|
|
{
|
|
name: "IsIPV4() test: valid IPv6",
|
|
expr: `IsIPV4(value)`,
|
|
value: "2001:0db8:85a3:0000:0000:8a2e:0370:7334",
|
|
expected: false,
|
|
},
|
|
{
|
|
name: "IsIP() test: invalid IP",
|
|
expr: `IsIP(value)`,
|
|
value: "foo.bar",
|
|
expected: false,
|
|
},
|
|
{
|
|
name: "IsIP() test: valid IPv4",
|
|
expr: `IsIP(value)`,
|
|
value: "1.2.3.4",
|
|
expected: true,
|
|
},
|
|
{
|
|
name: "IsIP() test: valid IPv6",
|
|
expr: `IsIP(value)`,
|
|
value: "2001:0db8:85a3:0000:0000:8a2e:0370:7334",
|
|
expected: true,
|
|
},
|
|
{
|
|
name: "IsIPV4() test: invalid IPv4",
|
|
expr: `IsIPV4(value)`,
|
|
value: "foo.bar",
|
|
expected: false,
|
|
},
|
|
{
|
|
name: "IsIPV6() test: invalid IPv6",
|
|
expr: `IsIPV6(value)`,
|
|
value: "foo.bar",
|
|
expected: false,
|
|
},
|
|
{
|
|
name: "IsIPV4() test: invalid type",
|
|
expr: `IsIPV4(42)`,
|
|
value: "",
|
|
expected: false,
|
|
expectedBuildErr: true,
|
|
},
|
|
{
|
|
name: "IsIP() test: invalid type",
|
|
expr: `IsIP(42)`,
|
|
value: "",
|
|
expected: false,
|
|
expectedBuildErr: true,
|
|
},
|
|
{
|
|
name: "IsIPV6() test: invalid type",
|
|
expr: `IsIPV6(42)`,
|
|
value: "",
|
|
expected: false,
|
|
expectedBuildErr: true,
|
|
},
|
|
}
|
|
for _, tc := range tests {
|
|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
vm, err := expr.Compile(tc.expr, GetExprOptions(map[string]interface{}{"value": tc.value})...)
|
|
if tc.expectedBuildErr {
|
|
assert.Error(t, err)
|
|
return
|
|
}
|
|
assert.NoError(t, err)
|
|
output, err := expr.Run(vm, map[string]interface{}{"value": tc.value})
|
|
assert.NoError(t, err)
|
|
assert.IsType(t, tc.expected, output)
|
|
assert.Equal(t, tc.expected, output.(bool))
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestToString(t *testing.T) {
|
|
err := Init(nil)
|
|
require.NoError(t, err)
|
|
tests := []struct {
|
|
name string
|
|
value interface{}
|
|
expected string
|
|
expr string
|
|
}{
|
|
{
|
|
name: "ToString() test: valid string",
|
|
value: "foo",
|
|
expected: "foo",
|
|
expr: `ToString(value)`,
|
|
},
|
|
{
|
|
name: "ToString() test: valid string",
|
|
value: interface{}("foo"),
|
|
expected: "foo",
|
|
expr: `ToString(value)`,
|
|
},
|
|
{
|
|
name: "ToString() test: invalid type",
|
|
value: 1,
|
|
expected: "",
|
|
expr: `ToString(value)`,
|
|
},
|
|
{
|
|
name: "ToString() test: invalid type 2",
|
|
value: interface{}(nil),
|
|
expected: "",
|
|
expr: `ToString(value)`,
|
|
},
|
|
}
|
|
for _, tc := range tests {
|
|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
vm, err := expr.Compile(tc.expr, GetExprOptions(map[string]interface{}{"value": tc.value})...)
|
|
assert.NoError(t, err)
|
|
output, err := expr.Run(vm, map[string]interface{}{"value": tc.value})
|
|
assert.NoError(t, err)
|
|
require.Equal(t, tc.expected, output)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestB64Decode(t *testing.T) {
|
|
err := Init(nil)
|
|
require.NoError(t, err)
|
|
|
|
tests := []struct {
|
|
name string
|
|
value interface{}
|
|
expected string
|
|
expr string
|
|
expectedBuildErr bool
|
|
expectedRuntimeErr bool
|
|
}{
|
|
{
|
|
name: "B64Decode() test: valid string",
|
|
value: "Zm9v",
|
|
expected: "foo",
|
|
expr: `B64Decode(value)`,
|
|
expectedBuildErr: false,
|
|
},
|
|
{
|
|
name: "B64Decode() test: invalid string",
|
|
value: "foo",
|
|
expected: "",
|
|
expr: `B64Decode(value)`,
|
|
expectedBuildErr: false,
|
|
expectedRuntimeErr: true,
|
|
},
|
|
{
|
|
name: "B64Decode() test: invalid type",
|
|
value: 1,
|
|
expected: "",
|
|
expr: `B64Decode(value)`,
|
|
expectedBuildErr: true,
|
|
},
|
|
}
|
|
for _, tc := range tests {
|
|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
vm, err := expr.Compile(tc.expr, GetExprOptions(map[string]interface{}{"value": tc.value})...)
|
|
if tc.expectedBuildErr {
|
|
assert.Error(t, err)
|
|
return
|
|
}
|
|
assert.NoError(t, err)
|
|
output, err := expr.Run(vm, map[string]interface{}{"value": tc.value})
|
|
if tc.expectedRuntimeErr {
|
|
assert.Error(t, err)
|
|
return
|
|
}
|
|
assert.NoError(t, err)
|
|
require.Equal(t, tc.expected, output)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestParseKv(t *testing.T) {
|
|
err := Init(nil)
|
|
require.NoError(t, err)
|
|
|
|
tests := []struct {
|
|
name string
|
|
value string
|
|
expected map[string]string
|
|
expr string
|
|
expectedBuildErr bool
|
|
expectedRuntimeErr bool
|
|
}{
|
|
{
|
|
name: "ParseKv() test: valid string",
|
|
value: "foo=bar",
|
|
expected: map[string]string{"foo": "bar"},
|
|
expr: `ParseKV(value, out, "a")`,
|
|
},
|
|
{
|
|
name: "ParseKv() test: valid string",
|
|
value: "foo=bar bar=foo",
|
|
expected: map[string]string{"foo": "bar", "bar": "foo"},
|
|
expr: `ParseKV(value, out, "a")`,
|
|
},
|
|
{
|
|
name: "ParseKv() test: valid string",
|
|
value: "foo=bar bar=foo foo=foo",
|
|
expected: map[string]string{"foo": "foo", "bar": "foo"},
|
|
expr: `ParseKV(value, out, "a")`,
|
|
},
|
|
{
|
|
name: "ParseKV() test: quoted string",
|
|
value: `foo="bar=toto"`,
|
|
expected: map[string]string{"foo": "bar=toto"},
|
|
expr: `ParseKV(value, out, "a")`,
|
|
},
|
|
{
|
|
name: "ParseKV() test: empty unquoted string",
|
|
value: `foo= bar=toto`,
|
|
expected: map[string]string{"bar": "toto", "foo": ""},
|
|
expr: `ParseKV(value, out, "a")`,
|
|
},
|
|
{
|
|
name: "ParseKV() test: empty quoted string ",
|
|
value: `foo="" bar=toto`,
|
|
expected: map[string]string{"bar": "toto", "foo": ""},
|
|
expr: `ParseKV(value, out, "a")`,
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
outMap := make(map[string]interface{})
|
|
env := map[string]interface{}{
|
|
"value": tc.value,
|
|
"out": outMap,
|
|
}
|
|
vm, err := expr.Compile(tc.expr, GetExprOptions(env)...)
|
|
assert.NoError(t, err)
|
|
_, err = expr.Run(vm, env)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, tc.expected, outMap["a"])
|
|
})
|
|
}
|
|
}
|