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cscli context detect: fix nil dereference (#2635)

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* cscli context detect: fix nil dereference
* Remove log.warning for missing pattern
This commit is contained in:
mmetc 2023-12-05 12:08:35 +01:00 committed by GitHub
parent 8bb7da3994
commit 486f96e7ac
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 15 additions and 15 deletions
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14
cmd/crowdsec-cli/lapi.go
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@ -332,7 +332,7 @@ cscli lapi context detect crowdsecurity/sshd-logs
}
// to avoid all the log.Info from the loaders functions
log.SetLevel(log.ErrorLevel)
log.SetLevel(log.WarnLevel)
err = exprhelpers.Init(nil)
if err != nil {
@ -499,9 +499,8 @@ func detectNode(node parser.Node, parserCTX parser.UnixParserCtx) []string {
if node.Grok.RegexpName != "" {
grokCompiled, err := parserCTX.Grok.Get(node.Grok.RegexpName)
if err != nil {
log.Warningf("Can't get subgrok: %s", err)
}
// ignore error (parser does not exist?)
if err == nil {
for _, capturedField := range grokCompiled.Names() {
fieldName := fmt.Sprintf("evt.Parsed.%s", capturedField)
if !slices.Contains(ret, fieldName) {
@ -509,6 +508,7 @@ func detectNode(node parser.Node, parserCTX parser.UnixParserCtx) []string {
}
}
}
}
if len(node.Grok.Statics) > 0 {
staticsField := detectStaticField(node.Grok.Statics)
@ -545,9 +545,8 @@ func detectSubNode(node parser.Node, parserCTX parser.UnixParserCtx) []string {
}
if subnode.Grok.RegexpName != "" {
grokCompiled, err := parserCTX.Grok.Get(subnode.Grok.RegexpName)
if err != nil {
log.Warningf("Can't get subgrok: %s", err)
}
if err == nil {
// ignore error (parser does not exist?)
for _, capturedField := range grokCompiled.Names() {
fieldName := fmt.Sprintf("evt.Parsed.%s", capturedField)
if !slices.Contains(ret, fieldName) {
@ -555,6 +554,7 @@ func detectSubNode(node parser.Node, parserCTX parser.UnixParserCtx) []string {
}
}
}
}
if len(subnode.Grok.Statics) > 0 {
staticsField := detectStaticField(subnode.Grok.Statics)