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Add --http-allow-param-hash

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This commit is contained in:
Leonid Bugaev
2015-07-09 15:30:06 +05:00
parent 413f50129f
commit 5a23573cfe
7 changed files with 94 additions and 18 deletions
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http_modifier.go
+20 -6
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@@ -15,6 +15,7 @@ func NewHTTPModifier(config *HTTPModifierConfig) *HTTPModifier {
len(config.urlRewrite) == 0 &&
len(config.headerFilters) == 0 &&
len(config.headerHashFilters) == 0 &&
len(config.paramHashFilters) == 0 &&
len(config.headers) == 0 &&
len(config.methods) == 0 {
return nil
@@ -60,15 +61,28 @@ func (m *HTTPModifier) Rewrite(payload []byte) (response []byte) {
for _, f := range m.config.headerHashFilters {
value, s, _, _ := proto.Header(payload, f.name)
if s == -1 {
return
if s != -1 {
hasher := fnv.New32a()
hasher.Write(value)
if (hasher.Sum32() % 100) >= f.percent {
return
}
}
}
}
hasher := fnv.New32a()
hasher.Write(value)
if len(m.config.paramHashFilters) > 0 {
for _, f := range m.config.paramHashFilters {
value, s, _ := proto.PathParam(payload, f.name)
if (hasher.Sum32() % 100) >= f.percent {
return
if s != -1 {
hasher := fnv.New32a()
hasher.Write(value)
if (hasher.Sum32() % 100) >= f.percent {
return
}
}
}
}