diff options
Diffstat (limited to 'methods')
| -rw-r--r-- | methods/http.cc | 2 | ||||
| -rw-r--r-- | methods/https.cc | 12 | ||||
| -rw-r--r-- | methods/server.cc | 26 | ||||
| -rw-r--r-- | methods/server.h | 5 |
4 files changed, 30 insertions, 15 deletions
diff --git a/methods/http.cc b/methods/http.cc index f2a4a4db6..1b996db98 100644 --- a/methods/http.cc +++ b/methods/http.cc @@ -440,6 +440,8 @@ bool HttpServerState::RunData(FileFd * const File) loss of the connection means we are done */ if (Encoding == Closes) In.Limit(-1); + else if (JunkSize != 0) + In.Limit(JunkSize); else In.Limit(Size - StartPos); diff --git a/methods/https.cc b/methods/https.cc index 0499af0c5..65a744e2a 100644 --- a/methods/https.cc +++ b/methods/https.cc @@ -59,6 +59,9 @@ HttpsMethod::parse_header(void *buffer, size_t size, size_t nmemb, void *userp) { me->Server->Result = 200; me->Server->StartPos = me->Server->Size; + // the actual size is not important for https as curl will deal with it + // by itself and e.g. doesn't bother us with transport-encoding… + me->Server->JunkSize = std::numeric_limits<unsigned long long>::max(); } else me->Server->StartPos = 0; @@ -76,13 +79,18 @@ size_t HttpsMethod::write_data(void *buffer, size_t size, size_t nmemb, void *userp) { HttpsMethod *me = (HttpsMethod *)userp; + size_t buffer_size = size * nmemb; + // we don't need to count the junk here, just drop anything we get as + // we don't always know how long it would be, e.g. in chunked encoding. + if (me->Server->JunkSize != 0) + return buffer_size; if (me->Res.Size == 0) me->URIStart(me->Res); - if(me->File->Write(buffer, size*nmemb) != true) + if(me->File->Write(buffer, buffer_size) != true) return false; - return size*nmemb; + return buffer_size; } int diff --git a/methods/server.cc b/methods/server.cc index 92d94e638..cb0341d5f 100644 --- a/methods/server.cc +++ b/methods/server.cc @@ -55,6 +55,7 @@ ServerState::RunHeadersResult ServerState::RunHeaders(FileFd * const File, Minor = 0; Result = 0; Size = 0; + JunkSize = 0; StartPos = 0; Encoding = Closes; HaveContent = false; @@ -163,14 +164,14 @@ bool ServerState::HeaderLine(string Line) Encoding = Stream; HaveContent = true; - // The length is already set from the Content-Range header - if (StartPos != 0) - return true; + unsigned long long * SizePtr = &Size; + if (Result == 416) + SizePtr = &JunkSize; - Size = strtoull(Val.c_str(), NULL, 10); - if (Size >= std::numeric_limits<unsigned long long>::max()) + *SizePtr = strtoull(Val.c_str(), NULL, 10); + if (*SizePtr >= std::numeric_limits<unsigned long long>::max()) return _error->Errno("HeaderLine", _("The HTTP server sent an invalid Content-Length header")); - else if (Size == 0) + else if (*SizePtr == 0) HaveContent = false; return true; } @@ -187,10 +188,7 @@ bool ServerState::HeaderLine(string Line) // §14.16 says 'byte-range-resp-spec' should be a '*' in case of 416 if (Result == 416 && sscanf(Val.c_str(), "bytes */%llu",&Size) == 1) - { - StartPos = 1; // ignore Content-Length, it would override Size - HaveContent = false; - } + ; // we got the expected filesize which is all we wanted else if (sscanf(Val.c_str(),"bytes %llu-%*u/%llu",&StartPos,&Size) != 2) return _error->Error(_("The HTTP server sent an invalid Content-Range header")); if ((unsigned long long)StartPos > Size) @@ -308,9 +306,15 @@ ServerMethod::DealWithHeaders(FetchResult &Res) if ((unsigned long long)SBuf.st_size == Server->Size) { // the file is completely downloaded, but was not moved + if (Server->HaveContent == true) + { + // Send to error page to dev/null + FileFd DevNull("/dev/null",FileFd::WriteExists); + Server->RunData(&DevNull); + } + Server->HaveContent = false; Server->StartPos = Server->Size; Server->Result = 200; - Server->HaveContent = false; } else if (unlink(Queue->DestFile.c_str()) == 0) { diff --git a/methods/server.h b/methods/server.h index f5e68d902..1b81e3549 100644 --- a/methods/server.h +++ b/methods/server.h @@ -34,7 +34,8 @@ struct ServerState char Code[360]; // These are some statistics from the last parsed header lines - unsigned long long Size; + unsigned long long Size; // size of the usable content (aka: the file) + unsigned long long JunkSize; // size of junk content (aka: server error pages) unsigned long long StartPos; time_t Date; bool HaveContent; @@ -71,7 +72,7 @@ struct ServerState RunHeadersResult RunHeaders(FileFd * const File, const std::string &Uri); bool Comp(URI Other) const {return Other.Host == ServerName.Host && Other.Port == ServerName.Port;}; - virtual void Reset() {Major = 0; Minor = 0; Result = 0; Code[0] = '\0'; Size = 0; + virtual void Reset() {Major = 0; Minor = 0; Result = 0; Code[0] = '\0'; Size = 0; JunkSize = 0; StartPos = 0; Encoding = Closes; time(&Date); HaveContent = false; State = Header; Persistent = false; Pipeline = true;}; virtual bool WriteResponse(std::string const &Data) = 0; |