X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/e70c1d067335bfa686fa0c6e75e32afb095e1aaa..41053d721ce7f81652d7e873067376b94f9a060d:/methods/https.cc diff --git a/methods/https.cc b/methods/https.cc index 317c8a587..84ce2d68f 100644 --- a/methods/https.cc +++ b/methods/https.cc @@ -63,6 +63,12 @@ void HttpsMethod::SetupProxy() /*{{{*/ { URI ServerName = Queue->Uri; + // Curl should never read proxy settings from the environment, as + // we determine which proxy to use. Do this for consistency among + // methods and prevent an environment variable overriding a + // no-proxy ("DIRECT") setting in apt.conf. + curl_easy_setopt(curl, CURLOPT_PROXY, ""); + // Determine the proxy setting - try https first, fallback to http and use env at last string UseProxy = _config->Find("Acquire::https::Proxy::" + ServerName.Host, _config->Find("Acquire::http::Proxy::" + ServerName.Host).c_str()); @@ -81,7 +87,14 @@ void HttpsMethod::SetupProxy() /*{{{*/ if (getenv("no_proxy") != 0 && CheckDomainList(ServerName.Host,getenv("no_proxy")) == true) return; } else { - const char* result = getenv("http_proxy"); + const char* result = getenv("https_proxy"); + // FIXME: Fall back to http_proxy is to remain compatible with + // existing setups and behaviour of apt.conf. This should be + // deprecated in the future (including apt.conf). Most other + // programs do not fall back to http proxy settings and neither + // should Apt. + if (result == NULL) + result = getenv("http_proxy"); UseProxy = result == NULL ? "" : result; } @@ -92,6 +105,11 @@ void HttpsMethod::SetupProxy() /*{{{*/ if (Proxy.Port != 1) curl_easy_setopt(curl, CURLOPT_PROXYPORT, Proxy.Port); curl_easy_setopt(curl, CURLOPT_PROXY, Proxy.Host.c_str()); + if (Proxy.User.empty() == false || Proxy.Password.empty() == false) + { + curl_easy_setopt(curl, CURLOPT_PROXYUSERNAME, Proxy.User.c_str()); + curl_easy_setopt(curl, CURLOPT_PROXYPASSWORD, Proxy.Password.c_str()); + } } } /*}}}*/ // HttpsMethod::Fetch - Fetch an item /*{{{*/ @@ -100,7 +118,6 @@ void HttpsMethod::SetupProxy() /*{{{*/ depth. */ bool HttpsMethod::Fetch(FetchItem *Itm) { - stringstream ss; struct stat SBuf; struct curl_slist *headers=NULL; char curl_errorstr[CURL_ERROR_SIZE]; @@ -125,7 +142,6 @@ bool HttpsMethod::Fetch(FetchItem *Itm) curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, progress_callback); curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, this); curl_easy_setopt(curl, CURLOPT_NOPROGRESS, false); - curl_easy_setopt(curl, CURLOPT_FAILONERROR, true); curl_easy_setopt(curl, CURLOPT_FILETIME, true); // SSL parameters are set by default to the common (non mirror-specific) value @@ -199,6 +215,7 @@ bool HttpsMethod::Fetch(FetchItem *Itm) if (_config->FindB("Acquire::https::No-Store", _config->FindB("Acquire::http::No-Store",false)) == true) headers = curl_slist_append(headers,"Cache-Control: no-store"); + stringstream ss; ioprintf(ss, "Cache-Control: max-age=%u", _config->FindI("Acquire::https::Max-Age", _config->FindI("Acquire::http::Max-Age",0))); headers = curl_slist_append(headers, ss.str().c_str()); @@ -219,7 +236,7 @@ bool HttpsMethod::Fetch(FetchItem *Itm) curl_easy_setopt(curl, CURLOPT_USERAGENT, _config->Find("Acquire::https::User-Agent", _config->Find("Acquire::http::User-Agent", - "Debian APT-CURL/1.0 ("VERSION")").c_str()).c_str()); + "Debian APT-CURL/1.0 (" PACKAGE_VERSION ")").c_str()).c_str()); // set timeout int const timeout = _config->FindI("Acquire::https::Timeout", @@ -240,17 +257,31 @@ bool HttpsMethod::Fetch(FetchItem *Itm) curl_easy_setopt(curl, CURLOPT_VERBOSE, true); // error handling + curl_errorstr[0] = '\0'; curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, curl_errorstr); + // If we ask for uncompressed files servers might respond with content- + // negotation which lets us end up with compressed files we do not support, + // see 657029, 657560 and co, so if we have no extension on the request + // ask for text only. As a sidenote: If there is nothing to negotate servers + // seem to be nice and ignore it. + if (_config->FindB("Acquire::https::SendAccept", _config->FindB("Acquire::http::SendAccept", true)) == true) + { + size_t const filepos = Itm->Uri.find_last_of('/'); + string const file = Itm->Uri.substr(filepos + 1); + if (flExtension(file) == file) + headers = curl_slist_append(headers, "Accept: text/*"); + } + // if we have the file send an if-range query with a range header if (stat(Itm->DestFile.c_str(),&SBuf) >= 0 && SBuf.st_size > 0) { char Buf[1000]; - sprintf(Buf,"Range: bytes=%li-\r\nIf-Range: %s\r\n", - (long)SBuf.st_size - 1, - TimeRFC1123(SBuf.st_mtime).c_str()); + sprintf(Buf, "Range: bytes=%li-", (long) SBuf.st_size - 1); + headers = curl_slist_append(headers, Buf); + sprintf(Buf, "If-Range: %s", TimeRFC1123(SBuf.st_mtime).c_str()); headers = curl_slist_append(headers, Buf); - } + } else if(Itm->LastModified > 0) { curl_easy_setopt(curl, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE); @@ -272,10 +303,15 @@ bool HttpsMethod::Fetch(FetchItem *Itm) long curl_servdate; curl_easy_getinfo(curl, CURLINFO_FILETIME, &curl_servdate); + // If the server returns 200 OK but the If-Modified-Since condition is not + // met, CURLINFO_CONDITION_UNMET will be set to 1 + long curl_condition_unmet = 0; + curl_easy_getinfo(curl, CURLINFO_CONDITION_UNMET, &curl_condition_unmet); + File->Close(); // cleanup - if(success != 0) + if(success != 0 || (curl_responsecode != 200 && curl_responsecode != 304)) { _error->Error("%s", curl_errorstr); // unlink, no need keep 401/404 page content in partial/ @@ -299,7 +335,7 @@ bool HttpsMethod::Fetch(FetchItem *Itm) Res.Filename = File->Name(); Res.LastModified = Buf.st_mtime; Res.IMSHit = false; - if (curl_responsecode == 304) + if (curl_responsecode == 304 || curl_condition_unmet) { unlink(File->Name().c_str()); Res.IMSHit = true;