|
| 1 | +//go:build cstx_native |
| 2 | + |
| 3 | +package cstx |
| 4 | + |
| 5 | +/* |
| 6 | +#include "cstx_ffi.h" |
| 7 | +#include <stdlib.h> |
| 8 | +*/ |
| 9 | +import "C" |
| 10 | +import ( |
| 11 | + "bytes" |
| 12 | + "encoding/json" |
| 13 | + "fmt" |
| 14 | + "reflect" |
| 15 | + "unsafe" |
| 16 | + |
| 17 | + "github.com/chainreactors/utils/parsers" |
| 18 | +) |
| 19 | + |
| 20 | + |
| 21 | +// Parse converts tool output into SCO-standardized nodes. |
| 22 | +// tool is the artifact name: "gogo", "spray", "zombie", "neutron", "aiscan", etc. |
| 23 | +// input accepts []byte (raw JSONL) or a slice of parsers result structs |
| 24 | +// (e.g. []*parsers.GOGOResult, []*parsers.SprayResult). |
| 25 | +func Parse(tool string, input any) ([]SCONode, error) { |
| 26 | + data, err := toJSONL(tool, input) |
| 27 | + if err != nil { |
| 28 | + return nil, err |
| 29 | + } |
| 30 | + raw, err := transform(tool, data) |
| 31 | + if err != nil { |
| 32 | + return nil, err |
| 33 | + } |
| 34 | + return parseSCONodes(raw) |
| 35 | +} |
| 36 | + |
| 37 | +func parseSCONodes(data []byte) ([]SCONode, error) { |
| 38 | + var rawNodes []json.RawMessage |
| 39 | + if err := json.Unmarshal(data, &rawNodes); err != nil { |
| 40 | + return nil, fmt.Errorf("cstx parse: %w", err) |
| 41 | + } |
| 42 | + nodes := make([]SCONode, 0, len(rawNodes)) |
| 43 | + for _, r := range rawNodes { |
| 44 | + n, err := ParseSCONode(r) |
| 45 | + if err != nil { |
| 46 | + continue |
| 47 | + } |
| 48 | + if n != nil { |
| 49 | + nodes = append(nodes, n) |
| 50 | + } |
| 51 | + } |
| 52 | + return nodes, nil |
| 53 | +} |
| 54 | + |
| 55 | +func transform(tool string, data []byte) ([]byte, error) { |
| 56 | + cs := C.CString(tool) |
| 57 | + defer C.free(unsafe.Pointer(cs)) |
| 58 | + |
| 59 | + var out *C.char |
| 60 | + var outLen C.size_t |
| 61 | + var dp *C.uchar |
| 62 | + if len(data) > 0 { |
| 63 | + dp = (*C.uchar)(unsafe.Pointer(&data[0])) |
| 64 | + } |
| 65 | + rc := C.cstx_transform(cs, dp, C.size_t(len(data)), &out, &outLen) |
| 66 | + if out != nil { |
| 67 | + defer C.cstx_free_string(out) |
| 68 | + } |
| 69 | + if rc != 0 { |
| 70 | + if out != nil { |
| 71 | + return nil, fmt.Errorf("cstx transform: %s", C.GoStringN(out, C.int(outLen))) |
| 72 | + } |
| 73 | + return nil, fmt.Errorf("cstx transform failed") |
| 74 | + } |
| 75 | + return C.GoBytes(unsafe.Pointer(out), C.int(outLen)), nil |
| 76 | +} |
| 77 | + |
| 78 | +func toJSONL(tool string, input any) ([]byte, error) { |
| 79 | + if b, ok := input.([]byte); ok { |
| 80 | + return b, nil |
| 81 | + } |
| 82 | + |
| 83 | + rv := reflect.ValueOf(input) |
| 84 | + if rv.Kind() == reflect.Ptr { |
| 85 | + rv = rv.Elem() |
| 86 | + } |
| 87 | + if rv.Kind() != reflect.Slice { |
| 88 | + return marshalSingle(tool, input) |
| 89 | + } |
| 90 | + |
| 91 | + var buf bytes.Buffer |
| 92 | + enc := json.NewEncoder(&buf) |
| 93 | + enc.SetEscapeHTML(false) |
| 94 | + for i := 0; i < rv.Len(); i++ { |
| 95 | + elem := rv.Index(i).Interface() |
| 96 | + adapted := adaptForCSTX(tool, elem) |
| 97 | + if err := enc.Encode(adapted); err != nil { |
| 98 | + return nil, fmt.Errorf("cstx marshal [%d]: %w", i, err) |
| 99 | + } |
| 100 | + } |
| 101 | + return buf.Bytes(), nil |
| 102 | +} |
| 103 | + |
| 104 | +func marshalSingle(tool string, v any) ([]byte, error) { |
| 105 | + adapted := adaptForCSTX(tool, v) |
| 106 | + b, err := json.Marshal(adapted) |
| 107 | + if err != nil { |
| 108 | + return nil, err |
| 109 | + } |
| 110 | + b = append(b, '\n') |
| 111 | + return b, nil |
| 112 | +} |
| 113 | + |
| 114 | +// adaptForCSTX converts Go parsers types to CSTX-compatible JSON. |
| 115 | +// Frameworks (map[string]*Framework) → []*Framework (array) |
| 116 | +// Vulns (map[string]*Vuln) → []*Vuln (array) |
| 117 | +func adaptForCSTX(tool string, v any) any { |
| 118 | + switch tool { |
| 119 | + case "gogo", "aiscan": |
| 120 | + return adaptGogo(v) |
| 121 | + case "spray": |
| 122 | + return adaptSpray(v) |
| 123 | + default: |
| 124 | + return v |
| 125 | + } |
| 126 | +} |
| 127 | + |
| 128 | +type gogoLine struct { |
| 129 | + IP string `json:"ip"` |
| 130 | + Port string `json:"port"` |
| 131 | + Protocol string `json:"protocol"` |
| 132 | + Status string `json:"status,omitempty"` |
| 133 | + Uri string `json:"uri,omitempty"` |
| 134 | + Host string `json:"host,omitempty"` |
| 135 | + Title string `json:"title,omitempty"` |
| 136 | + Midware string `json:"midware,omitempty"` |
| 137 | + Frameworks []*parsers.Framework `json:"frameworks,omitempty"` |
| 138 | + Vulns []*parsers.Vuln `json:"vulns,omitempty"` |
| 139 | + Extracteds map[string][]string `json:"extracted,omitempty"` |
| 140 | +} |
| 141 | + |
| 142 | +func adaptGogo(v any) any { |
| 143 | + var r *parsers.GOGOResult |
| 144 | + switch x := v.(type) { |
| 145 | + case *parsers.GOGOResult: |
| 146 | + r = x |
| 147 | + case parsers.GOGOResult: |
| 148 | + r = &x |
| 149 | + default: |
| 150 | + return v |
| 151 | + } |
| 152 | + return &gogoLine{ |
| 153 | + IP: r.Ip, Port: r.Port, Protocol: r.Protocol, |
| 154 | + Status: r.Status, Uri: r.Uri, Host: r.Host, |
| 155 | + Title: r.Title, Midware: r.Midware, |
| 156 | + Frameworks: mapToSlice(r.Frameworks), |
| 157 | + Vulns: vulnMapToSlice(r.Vulns), |
| 158 | + Extracteds: r.Extracteds, |
| 159 | + } |
| 160 | +} |
| 161 | + |
| 162 | +type sprayLine struct { |
| 163 | + URL string `json:"url"` |
| 164 | + Title string `json:"title,omitempty"` |
| 165 | + Status int `json:"status"` |
| 166 | + Host string `json:"host,omitempty"` |
| 167 | + Path string `json:"path,omitempty"` |
| 168 | + BodyLength int `json:"body_length,omitempty"` |
| 169 | + HeaderLength int `json:"header_length,omitempty"` |
| 170 | + RedirectURL string `json:"redirect_url,omitempty"` |
| 171 | + ContentType string `json:"content_type,omitempty"` |
| 172 | + Frameworks []*parsers.Framework `json:"frameworks,omitempty"` |
| 173 | +} |
| 174 | + |
| 175 | +func adaptSpray(v any) any { |
| 176 | + var r *parsers.SprayResult |
| 177 | + switch x := v.(type) { |
| 178 | + case *parsers.SprayResult: |
| 179 | + r = x |
| 180 | + case parsers.SprayResult: |
| 181 | + r = &x |
| 182 | + default: |
| 183 | + return v |
| 184 | + } |
| 185 | + return &sprayLine{ |
| 186 | + URL: r.UrlString, Title: r.Title, Status: r.Status, |
| 187 | + Host: r.Host, Path: r.Path, |
| 188 | + BodyLength: r.BodyLength, HeaderLength: r.HeaderLength, |
| 189 | + RedirectURL: r.RedirectURL, ContentType: r.ContentType, |
| 190 | + Frameworks: mapToSlice(r.Frameworks), |
| 191 | + } |
| 192 | +} |
| 193 | + |
| 194 | +func mapToSlice(m parsers.Frameworks) []*parsers.Framework { |
| 195 | + if len(m) == 0 { |
| 196 | + return nil |
| 197 | + } |
| 198 | + s := make([]*parsers.Framework, 0, len(m)) |
| 199 | + for _, f := range m { |
| 200 | + s = append(s, f) |
| 201 | + } |
| 202 | + return s |
| 203 | +} |
| 204 | + |
| 205 | +func vulnMapToSlice(m parsers.Vulns) []*parsers.Vuln { |
| 206 | + if len(m) == 0 { |
| 207 | + return nil |
| 208 | + } |
| 209 | + s := make([]*parsers.Vuln, 0, len(m)) |
| 210 | + for _, v := range m { |
| 211 | + s = append(s, v) |
| 212 | + } |
| 213 | + return s |
| 214 | +} |
0 commit comments