70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
package action
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import (
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"git.gammaspectra.live/git/go-away/lib/challenge"
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"git.gammaspectra.live/git/go-away/lib/policy"
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"github.com/goccy/go-yaml"
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"github.com/goccy/go-yaml/ast"
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"log/slog"
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"net/http"
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"net/textproto"
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)
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func init() {
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Register[policy.RuleActionCONTEXT] = func(state challenge.StateInterface, ruleName, ruleHash string, settings ast.Node) (Handler, error) {
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params := ContextDefaultSettings
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if settings != nil {
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ymlData, err := settings.MarshalYAML()
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if err != nil {
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return nil, err
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}
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err = yaml.Unmarshal(ymlData, ¶ms)
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if err != nil {
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return nil, err
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}
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}
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return Context{
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opts: params,
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}, nil
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}
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}
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var ContextDefaultSettings = ContextSettings{}
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type ContextSettings struct {
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ContextSet map[string]string `yaml:"context-set"`
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ResponseHeaders map[string][]string `yaml:"response-headers"`
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RequestHeaders map[string][]string `yaml:"request-headers"`
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}
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type Context struct {
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opts ContextSettings
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}
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func (a Context) Handle(logger *slog.Logger, w http.ResponseWriter, r *http.Request, done func() (backend http.Handler)) (next bool, err error) {
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data := challenge.RequestDataFromContext(r.Context())
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for k, v := range a.opts.ContextSet {
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data.SetOpt(k, v)
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}
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for k, v := range a.opts.ResponseHeaders {
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// do this to allow unsetting values that are sent automatically
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w.Header()[textproto.CanonicalMIMEHeaderKey(k)] = nil
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for _, val := range v {
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w.Header().Add(k, val)
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}
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}
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for k, v := range a.opts.RequestHeaders {
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// do this to allow unsetting values that are sent automatically
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r.Header[textproto.CanonicalMIMEHeaderKey(k)] = nil
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for _, val := range v {
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r.Header.Add(k, val)
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}
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}
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return true, nil
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}
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