64 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
package validation
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import (
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	"fmt"
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	"github.com/oauth2-proxy/oauth2-proxy/v7/pkg/apis/options"
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)
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func validateHeaders(headers []options.Header) []string {
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	msgs := []string{}
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	names := make(map[string]struct{})
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	for _, header := range headers {
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		msgs = append(msgs, validateHeader(header, names)...)
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	}
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	return msgs
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}
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func validateHeader(header options.Header, names map[string]struct{}) []string {
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	msgs := []string{}
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	if header.Name == "" {
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		msgs = append(msgs, "header has empty name: names are required for all headers")
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	}
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	if _, ok := names[header.Name]; ok {
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		msgs = append(msgs, fmt.Sprintf("multiple headers found with name %q: header names must be unique", header.Name))
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	}
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	names[header.Name] = struct{}{}
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	for _, value := range header.Values {
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		msgs = append(msgs,
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			prefixValues(fmt.Sprintf("invalid header %q: invalid values: ", header.Name),
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				validateHeaderValue(header.Name, value)...,
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			)...,
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		)
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	}
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	return msgs
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}
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func validateHeaderValue(name string, value options.HeaderValue) []string {
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	switch {
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	case value.SecretSource != nil && value.ClaimSource == nil:
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		return []string{validateSecretSource(*value.SecretSource)}
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	case value.SecretSource == nil && value.ClaimSource != nil:
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		return validateHeaderValueClaimSource(*value.ClaimSource)
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	default:
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		return []string{"header value has multiple entries: only one entry per value is allowed"}
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	}
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}
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func validateHeaderValueClaimSource(claim options.ClaimSource) []string {
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	msgs := []string{}
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	if claim.Claim == "" {
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		msgs = append(msgs, "claim should not be empty")
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	}
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	if claim.BasicAuthPassword != nil {
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		msgs = append(msgs, prefixValues("invalid basicAuthPassword: ", validateSecretSource(*claim.BasicAuthPassword))...)
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	}
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	return msgs
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}
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