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eclass/git-r3: Sync with Gentoo
It's from Gentoo commit 4761ac9cebefde3ee6e9ab42e7da399829c1b953.
This commit is contained in:
Flatcar Buildbot
Krzesimir Nowak
parent
dfb5b24d68
commit
1f0b03c3f2
@ -10,6 +10,21 @@
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# Third generation eclass for easing maintenance of live ebuilds using
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# git as remote repository.
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# @ECLASS_VARIABLE: EGIT_LFS
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# @PRE_INHERIT
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# @DEFAULT_UNSET
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# @DESCRIPTION:
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# If set, git lfs support will be enabled.
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# Set before inheriting this eclass.
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# @ECLASS_VARIABLE: _NUM_LFS_FILTERS_FOUND
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# @INTERNAL
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# @DEFAULT_UNSET
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# @DESCRIPTION:
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# This is used to provide QA warnings if a repo has git lfs filters
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# defined but EGIT_LFS is not turned on and vice versa.
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# If non-empty, then the repo likely needs EGIT_LFS to clone properly.
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case ${EAPI} in
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6|7|8) ;;
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*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
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@ -22,8 +37,10 @@ PROPERTIES+=" live"
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if [[ ${EAPI} != 6 ]]; then
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BDEPEND=">=dev-vcs/git-1.8.2.1[curl]"
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[[ ${EGIT_LFS} ]] && BDEPEND+=" dev-vcs/git-lfs"
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else
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DEPEND=">=dev-vcs/git-1.8.2.1[curl]"
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[[ ${EGIT_LFS} ]] && DEPEND+=" dev-vcs/git-lfs"
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fi
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# @ECLASS_VARIABLE: EGIT_CLONE_TYPE
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@ -81,6 +98,28 @@ fi
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# fatal errors rather than 'non-pretty versions'.
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: "${EGIT_MIN_CLONE_TYPE:=shallow}"
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# @ECLASS_VARIABLE: EGIT_LFS_CLONE_TYPE
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# @USER_VARIABLE
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# @DESCRIPTION:
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# Type of lfs clone that should be used against the remote repository.
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# This can be either of: 'mirror', 'single', 'shallow'.
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#
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# This works a bit differently than EGIT_CLONE_TYPE.
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#
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# The 'mirror' type clones all LFS files that is available from the
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# cloned repo. Is is mostly useful for backup or rehosting purposes as
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# the disk usage will be excessive.
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#
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# The 'single' type clones only the LFS files from the current commit.
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# However unlike 'shallow', it will not cleanup stale LFS files.
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#
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# The 'shallow' type clones only the LFS files from the current commit.
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# LFS files that are not referenced by the current commit and more than
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# a few days old will be automatically removed to save disk space.
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# This is the recommended mode for LFS repos to prevent excessive disk
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# usage.
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: "${EGIT_LFS_CLONE_TYPE:=shallow}"
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# @ECLASS_VARIABLE: EGIT3_STORE_DIR
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# @USER_VARIABLE
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# @DEFAULT_UNSET
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@ -344,7 +383,7 @@ _git-r3_set_gitdir() {
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umask "${EVCS_UMASK}" || die "Bad options to umask: ${EVCS_UMASK}"
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fi
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mkdir "${GIT_DIR}" || die
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git init --bare || die
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git init --bare -b __init__ || die
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if [[ ${saved_umask} ]]; then
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umask "${saved_umask}" || die
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fi
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@ -760,6 +799,35 @@ git-r3_fetch() {
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fi
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fi
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if [[ ${EGIT_LFS} ]]; then
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# Fetch the LFS files from the current ref (if any)
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local lfs_fetch_command=( git lfs fetch "${r}" )
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case "${EGIT_LFS_CLONE_TYPE}" in
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shallow)
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lfs_fetch_command+=(
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--prune
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)
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;;
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single)
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;;
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mirror)
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lfs_fetch_command+=(
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--all
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)
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;;
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*)
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die "Invalid EGIT_LFS_CLONE_TYPE=${EGIT_LFS_CLONE_TYPE}"
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esac
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set -- "${lfs_fetch_command[@]}"
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echo "${@}" >&2
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"${@}" || die
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elif [[ -d ${GIT_DIR}/lfs && ${EGIT_LFS_CLONE_TYPE} == shallow ]]; then
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# Cleanup the LFS files from old checkouts if LFS support has been turned off.
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rm -fr ${GIT_DIR}/lfs || die
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fi
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success=1
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break
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done
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@ -874,7 +942,12 @@ git-r3_checkout() {
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# use git init+fetch instead of clone since the latter doesn't like
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# non-empty directories.
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git init --quiet || die
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git init --quiet -b __init__ || die
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if [[ ${EGIT_LFS} ]]; then
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# The "skip-repo" flag will just skip the installation of the pre-push hooks.
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# We don't use these hook as we don't do any pushes
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git lfs install --local --skip-repo || die
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fi
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# setup 'alternates' to avoid copying objects
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echo "${orig_repo}/objects" > "${GIT_DIR}"/objects/info/alternates || die
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# now copy the refs
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@ -905,6 +978,16 @@ git-r3_checkout() {
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fi
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echo "${@}" >&2
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"${@}" || die "git checkout ${remote_ref:-${new_commit_id}} failed"
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# If any filters in any of the ".gitattributes" files specifies lfs,
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# then this repo is most likely storing files with git lfs.
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local has_git_lfs_filters=$(
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git grep "filter=lfs" -- ".gitattributes" "**/.gitattributes"
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)
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if [[ $has_git_lfs_filters ]]; then
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# This is used for issuing QA warnings regarding LFS files in the repo (or lack thereof)
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_EGIT_LFS_FILTERS_FOUND="yes"
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fi
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}
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git-r3_sub_checkout
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unset -f git-r3_sub_checkout
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@ -1054,6 +1137,13 @@ git-r3_src_unpack() {
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_git-r3_env_setup
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git-r3_src_fetch
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git-r3_checkout
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if [[ ! ${EGIT_LFS} && ${_EGIT_LFS_FILTERS_FOUND} ]]; then
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eqawarn "QA Notice: There are Git LFS filters setup in the cloned repo, consider using EGIT_LFS!"
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fi
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if [[ ${EGIT_LFS} && ! ${_EGIT_LFS_FILTERS_FOUND} ]]; then
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eqawarn "QA Notice: There are no Git LFS filters setup in the cloned repo. EGIT_LFS will do nothing!"
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fi
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}
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# https://bugs.gentoo.org/show_bug.cgi?id=482666
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