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add a nix.conf option to set a download speed limit

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This commit is contained in:
Solene Rapenne 2022-08-19 12:40:22 +02:00
parent 7aa36ae796
commit 0d2bf7acf9
2 changed files with 10 additions and 0 deletions
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3
src/libstore/filetransfer.cc
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@ -308,6 +308,9 @@ struct curlFileTransfer : public FileTransfer
curl_easy_setopt(req, CURLOPT_HTTPHEADER, requestHeaders); curl_easy_setopt(req, CURLOPT_HTTPHEADER, requestHeaders);
if (settings.downloadSpeed.get() > 0)
curl_easy_setopt(req, CURLOPT_MAX_RECV_SPEED_LARGE, (curl_off_t) (settings.downloadSpeed.get() * 1024));
if (request.head) if (request.head)
curl_easy_setopt(req, CURLOPT_NOBODY, 1); curl_easy_setopt(req, CURLOPT_NOBODY, 1);

7
src/libstore/globals.hh
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@ -746,6 +746,13 @@ public:
/nix/store/xfghy8ixrhz3kyy6p724iv3cxji088dx-bash-4.4-p23`. /nix/store/xfghy8ixrhz3kyy6p724iv3cxji088dx-bash-4.4-p23`.
)"}; )"};
Setting<unsigned int> downloadSpeed {
this, 0, "download-speed",
R"(
Specify the maxium transfer rate in kilobytes per second you want
nix to use for download.
)"};
Setting<std::string> netrcFile{ Setting<std::string> netrcFile{
this, fmt("%s/%s", nixConfDir, "netrc"), "netrc-file", this, fmt("%s/%s", nixConfDir, "netrc"), "netrc-file",
R"( R"(