diff options
Diffstat (limited to 'third_party/nix/src/libstore/builtins/fetchurl.cc')
-rw-r--r-- | third_party/nix/src/libstore/builtins/fetchurl.cc | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/third_party/nix/src/libstore/builtins/fetchurl.cc b/third_party/nix/src/libstore/builtins/fetchurl.cc deleted file mode 100644 index 961d08142347..000000000000 --- a/third_party/nix/src/libstore/builtins/fetchurl.cc +++ /dev/null @@ -1,93 +0,0 @@ -#include <absl/strings/match.h> -#include <glog/logging.h> - -#include "libstore/builtins.hh" -#include "libstore/download.hh" -#include "libstore/store-api.hh" -#include "libutil/archive.hh" -#include "libutil/compression.hh" - -namespace nix { - -void builtinFetchurl(const BasicDerivation& drv, const std::string& netrcData) { - /* Make the host's netrc data available. Too bad curl requires - this to be stored in a file. It would be nice if we could just - pass a pointer to the data. */ - if (netrcData != "") { - settings.netrcFile = "netrc"; - writeFile(settings.netrcFile, netrcData, 0600); - } - - auto getAttr = [&](const std::string& name) { - auto i = drv.env.find(name); - if (i == drv.env.end()) { - throw Error(format("attribute '%s' missing") % name); - } - return i->second; - }; - - Path storePath = getAttr("out"); - auto mainUrl = getAttr("url"); - bool unpack = get(drv.env, "unpack", "") == "1"; - - /* Note: have to use a fresh downloader here because we're in - a forked process. */ - auto downloader = makeDownloader(); - - auto fetch = [&](const std::string& url) { - auto source = sinkToSource([&](Sink& sink) { - /* No need to do TLS verification, because we check the hash of - the result anyway. */ - DownloadRequest request(url); - request.verifyTLS = false; - request.decompress = false; - - auto decompressor = makeDecompressionSink( - unpack && absl::EndsWith(mainUrl, ".xz") ? "xz" : "none", sink); - downloader->download(std::move(request), *decompressor); - decompressor->finish(); - }); - - if (unpack) { - restorePath(storePath, *source); - } else { - writeFile(storePath, *source); - } - - auto executable = drv.env.find("executable"); - if (executable != drv.env.end() && executable->second == "1") { - if (chmod(storePath.c_str(), 0755) == -1) { - throw SysError(format("making '%1%' executable") % storePath); - } - } - }; - - /* Try the hashed mirrors first. */ - if (getAttr("outputHashMode") == "flat") { - auto hash_ = Hash::deserialize(getAttr("outputHash"), - parseHashType(getAttr("outputHashAlgo"))); - if (hash_.ok()) { - auto h = *hash_; - for (auto hashedMirror : settings.hashedMirrors.get()) { - try { - if (!absl::EndsWith(hashedMirror, "/")) { - hashedMirror += '/'; - } - fetch(hashedMirror + printHashType(h.type) + "/" + - h.to_string(Base16, false)); - return; - } catch (Error& e) { - LOG(ERROR) << e.what(); - } - } - } else { - LOG(ERROR) << "checking mirrors for '" << mainUrl - << "': " << hash_.status().ToString(); - } - } - - /* Otherwise try the specified URL. */ - fetch(mainUrl); -} - -} // namespace nix |