From 8d422c2fef4309b4b7de8e2f909957775a9ec3ef Mon Sep 17 00:00:00 2001 From: Robert Hensing Date: Thu, 18 Jan 2024 22:26:24 +0100 Subject: [PATCH] Revert libgit2 fetching libgit2 is not capable of using git-credentials helpers yet. This prevents private repositories from being used. Based on code that was replaced in https://github.com/NixOS/nix/pull/9240 (Introduce libgit2); hence: Co-authored-by: Eelco Dolstra --- src/libfetchers/git-utils.cc | 35 ++++++++++++++--------------------- 1 file changed, 14 insertions(+), 21 deletions(-) diff --git a/src/libfetchers/git-utils.cc b/src/libfetchers/git-utils.cc index f34329fab80..911c16c4b57 100644 --- a/src/libfetchers/git-utils.cc +++ b/src/libfetchers/git-utils.cc @@ -383,27 +383,20 @@ struct GitRepoImpl : GitRepo, std::enable_shared_from_this { Activity act(*logger, lvlTalkative, actFetchTree, fmt("fetching Git repository '%s'", url)); - Remote remote; - - if (git_remote_create_anonymous(Setter(remote), *this, url.c_str())) - throw Error("cannot create Git remote '%s': %s", url, git_error_last()->message); - - char * refspecs[] = {(char *) refspec.c_str()}; - git_strarray refspecs2 { - .strings = refspecs, - .count = 1 - }; - - git_fetch_options opts = GIT_FETCH_OPTIONS_INIT; - // FIXME: for some reason, shallow fetching over ssh barfs - // with "could not read from remote repository". - opts.depth = shallow && parseURL(url).scheme != "ssh" ? 1 : GIT_FETCH_DEPTH_FULL; - opts.callbacks.payload = &act; - opts.callbacks.sideband_progress = sidebandProgressCallback; - opts.callbacks.transfer_progress = transferProgressCallback; - - if (git_remote_fetch(remote.get(), &refspecs2, &opts, nullptr)) - throw Error("fetching '%s' from '%s': %s", refspec, url, git_error_last()->message); + // TODO: implement git-credential helper support (preferably via libgit2, which as of 2024-01 does not support that) + // then use code that was removed in this commit (see blame) + + auto dir = this->path; + + runProgram(RunOptions { + .program = "git", + .searchPath = true, + // FIXME: git stderr messes up our progress indicator, so + // we're using --quiet for now. Should process its stderr. + .args = { "-C", path.abs(), "fetch", "--quiet", "--force", "--", url, refspec }, + .input = {}, + .isInteractive = true + }); } void verifyCommit(