diff options
Diffstat (limited to 'caddy.go')
-rw-r--r-- | caddy.go | 10 |
1 files changed, 9 insertions, 1 deletions
@@ -145,8 +145,16 @@ func changeConfig(method, path string, input []byte, ifMatchHeader string, force defer currentCfgMu.Unlock() if ifMatchHeader != "" { + // expect the first and last character to be quotes + if len(ifMatchHeader) < 2 || ifMatchHeader[0] != '"' || ifMatchHeader[len(ifMatchHeader)-1] != '"' { + return APIError{ + HTTPStatus: http.StatusBadRequest, + Err: fmt.Errorf("malformed If-Match header; expect quoted string"), + } + } + // read out the parts - parts := strings.Fields(ifMatchHeader) + parts := strings.Fields(ifMatchHeader[1 : len(ifMatchHeader)-1]) if len(parts) != 2 { return APIError{ HTTPStatus: http.StatusBadRequest, |