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Fix double Content-Type after SetHeader (#327)

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Paul Kulchenko 2022-03-04 18:44:39 -08:00 • committed by GitHub
parent 0f035119b1
commit 9bab356c37
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1 changed files with 10 additions and 6 deletions
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16
tool/net/redbean.c
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@ -353,6 +353,7 @@ static bool connectionclose;
static bool hasonworkerstop;
static bool hasonworkerstart;
static bool hasonhttprequest;
static bool hascontenttype;
static bool ishandlingrequest;
static bool keyboardinterrupt;
static bool listeningonport443;
@ -1958,6 +1959,7 @@ static char *AppendContentType(char *p, const char *ct) {
referrerpolicy = "no-referrer-when-downgrade";
}
}
hascontenttype = true;
return AppendCrlf(p);
}
@ -2871,12 +2873,7 @@ static char *ServeIndex(const char *path, size_t pathlen) {
}
static char *GetLuaResponse(void) {
char *p;
if (!(p = luaheaderp)) {
p = SetStatus(200, "OK");
p = AppendContentType(p, "text/html");
}
return p;
return luaheaderp ? luaheaderp : SetStatus(200, "OK");
}
static bool IsLoopbackClient() {
@ -6355,6 +6352,7 @@ static char *SetStatus(unsigned code, const char *reason) {
if (code == 308) code = 301;
}
statuscode = code;
hascontenttype = false; // reset, as the headers are reset
stpcpy(hdrbuf.p, "HTTP/1.0 000 ");
hdrbuf.p[7] += msg.version & 1;
hdrbuf.p[9] += code / 100;
@ -6501,6 +6499,11 @@ static bool HandleMessageAcutal(void) {
p = stpcpy(p, "Connection: keep-alive\r\n");
}
}
// keep content-type update *before* referrerpolicy
// https://datatracker.ietf.org/doc/html/rfc2616#section-7.2.1
if (!hascontenttype && contentlength > 0) {
p = AppendContentType(p, "text/html");
}
if (referrerpolicy) {
p = stpcpy(p, "Referrer-Policy: ");
p = stpcpy(p, referrerpolicy);
@ -6539,6 +6542,7 @@ static void InitRequest(void) {
generator = 0;
luaheaderp = 0;
contentlength = 0;
hascontenttype = false;
referrerpolicy = 0;
InitHttpMessage(&msg, kHttpRequest);
}