53 lines
1.5 KiB
Go
53 lines
1.5 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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for _, value := range header.Values {
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msgs = append(msgs, validateHeaderValue(header.Name, value)...)
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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 prefixValues("invalid header value: ", 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{fmt.Sprintf("header %q value has multiple entries: only one entry per value is allowed", name)}
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}
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}
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func validateHeaderValueClaimSource(claim options.ClaimSource) []string {
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if claim.BasicAuthPassword != nil {
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return prefixValues("invalid basicAuthPassword: ", validateSecretSource(*claim.BasicAuthPassword))
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}
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return []string{}
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}
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