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feat(wireguard): Add analyzer for symmetric properties

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Myzel394 2024-08-19 22:38:56 +02:00
parent bc529ddfe8
commit 6dde93c521
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1 changed files with 44 additions and 0 deletions
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44
handlers/wireguard/analyzer.go
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@ -27,6 +27,7 @@ func (p wireguardParser) analyze() []protocol.Diagnostic {
diagnostics = append(diagnostics, p.checkForDuplicateProperties()...)
diagnostics = append(diagnostics, p.analyzeDNSContainsFallback()...)
diagnostics = append(diagnostics, p.analyzeKeepAliveIsSet()...)
diagnostics = append(diagnostics, p.analyzeSymmetricPropertiesExist()...)
return diagnostics
}
@ -299,3 +300,46 @@ func (p wireguardParser) analyzeAllowedIPIsInRange() []protocol.Diagnostic {
return diagnostics
}
func (p wireguardParser) analyzeSymmetricPropertiesExist() []protocol.Diagnostic {
diagnostics := make([]protocol.Diagnostic, 0, 4)
severity := protocol.DiagnosticSeverityHint
for _, section := range p.getSectionsByName("Interface") {
preUpLine, preUpProperty := section.fetchFirstProperty("PreUp")
preDownLine, preDownProperty := section.fetchFirstProperty("PreDown")
postUpLine, postUpProperty := section.fetchFirstProperty("PostUp")
postDownLine, postDownProperty := section.fetchFirstProperty("PostDown")
if preUpProperty != nil && preDownProperty == nil {
diagnostics = append(diagnostics, protocol.Diagnostic{
Message: "PreUp is set, but PreDown is not. It is recommended to set both properties symmetrically",
Range: preUpProperty.getLineRange(*preUpLine),
Severity: &severity,
})
} else if preUpProperty == nil && preDownProperty != nil {
diagnostics = append(diagnostics, protocol.Diagnostic{
Message: "PreDown is set, but PreUp is not. It is recommended to set both properties symmetrically",
Range: preDownProperty.getLineRange(*preDownLine),
Severity: &severity,
})
}
if postUpProperty != nil && postDownProperty == nil {
diagnostics = append(diagnostics, protocol.Diagnostic{
Message: "PostUp is set, but PostDown is not. It is recommended to set both properties symmetrically",
Range: postUpProperty.getLineRange(*postUpLine),
Severity: &severity,
})
} else if postUpProperty == nil && postDownProperty != nil {
diagnostics = append(diagnostics, protocol.Diagnostic{
Message: "PostDown is set, but PostUp is not. It is recommended to set both properties symmetrically",
Range: postDownProperty.getLineRange(*postDownLine),
Severity: &severity,
})
}
}
return diagnostics
}