mirror of https://github.com/daffainfo/nuclei.git
93 lines
2.9 KiB
Go
93 lines
2.9 KiB
Go
package http
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import (
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"github.com/projectdiscovery/nuclei/v2/pkg/protocols"
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"github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/generators"
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)
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// requestGenerator generates requests sequentially based on various
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// configurations for a http request template.
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//
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// If payload values are present, an iterator is created for the payload
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// values. Paths and Raw requests are supported as base input, so
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// it will automatically select between them based on the template.
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type requestGenerator struct {
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currentIndex int
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request *Request
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options *protocols.ExecuterOptions
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payloadIterator *generators.Iterator
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interactshURLs []string
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}
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// newGenerator creates a new request generator instance
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func (request *Request) newGenerator() *requestGenerator {
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generator := &requestGenerator{request: request, options: request.options}
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if len(request.Payloads) > 0 {
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generator.payloadIterator = request.generator.NewIterator()
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}
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return generator
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}
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// nextValue returns the next path or the next raw request depending on user input
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// It returns false if all the inputs have been exhausted by the generator instance.
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func (r *requestGenerator) nextValue() (value string, payloads map[string]interface{}, result bool) {
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// For both raw/path requests, start with the request at current index.
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// If we are not at the start, then check if the iterator for payloads
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// has finished if there are any.
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//
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// If the iterator has finished for the current request
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// then reset it and move on to the next value, otherwise use the last request.
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if len(r.request.Path) > 0 && r.currentIndex < len(r.request.Path) {
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if r.payloadIterator != nil {
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payload, ok := r.payloadIterator.Value()
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if !ok {
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r.currentIndex++
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r.payloadIterator.Reset()
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// No more payloads request for us now.
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if len(r.request.Path) == r.currentIndex {
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return "", nil, false
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}
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if item := r.request.Path[r.currentIndex]; item != "" {
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newPayload, ok := r.payloadIterator.Value()
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return item, newPayload, ok
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}
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return "", nil, false
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}
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return r.request.Path[r.currentIndex], payload, true
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}
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if value := r.request.Path[r.currentIndex]; value != "" {
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r.currentIndex++
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return value, nil, true
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}
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}
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if len(r.request.Raw) > 0 && r.currentIndex < len(r.request.Raw) {
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if r.payloadIterator != nil {
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payload, ok := r.payloadIterator.Value()
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if !ok {
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r.currentIndex++
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r.payloadIterator.Reset()
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// No more payloads request for us now.
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if len(r.request.Raw) == r.currentIndex {
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return "", nil, false
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}
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if item := r.request.Raw[r.currentIndex]; item != "" {
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newPayload, ok := r.payloadIterator.Value()
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return item, newPayload, ok
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}
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return "", nil, false
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}
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return r.request.Raw[r.currentIndex], payload, true
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}
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if item := r.request.Raw[r.currentIndex]; item != "" {
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r.currentIndex++
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return item, nil, true
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}
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}
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return "", nil, false
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}
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