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| author | Enno Lohmeier <enno@nerdworks.de> | 2020-07-02 09:27:55 +0200 |
|---|---|---|
| committer | Enno Lohmeier <enno@nerdworks.de> | 2020-07-02 16:43:42 +0200 |
| commit | 54eb1c89cf66ab882427c0d714f5c9a498687326 (patch) | |
| tree | 6da01501ec47bade5a259d00c10f6f5a1c9c8c22 | |
| parent | 3e731035ed44659624e6d00bbb35570f2b8811fd (diff) | |
add `shallow` option to git source type
| -rw-r--r-- | README.md | 4 | ||||
| -rw-r--r-- | lib/types/populate.nix | 4 | ||||
| -rw-r--r-- | pkgs/populate/default.nix | 18 |
3 files changed, 23 insertions, 3 deletions
@@ -242,6 +242,10 @@ Supported attributes: * `clean.exclude` - List of patterns that should be excluded from Git cleaning. +* `shallow` (optional) + boolean that controls whether only the requested commit ref. should be fetched + instead of the whole history, to save disk space and bandwith. Defaults to `false`. + ### `pass` diff --git a/lib/types/populate.nix b/lib/types/populate.nix index 4ac9b1f..894b8cc 100644 --- a/lib/types/populate.nix +++ b/lib/types/populate.nix @@ -140,6 +140,10 @@ url = lib.mkOption { type = lib.types.str; # TODO lib.types.git.url }; + shallow = lib.mkOption { + default = false; + type = lib.types.bool; + }; }; }; pass = lib.types.submodule { diff --git a/pkgs/populate/default.nix b/pkgs/populate/default.nix index 40c37e3..bac1432 100644 --- a/pkgs/populate/default.nix +++ b/pkgs/populate/default.nix @@ -53,7 +53,11 @@ let pop.git = target: source: runShell target /* sh */ '' set -efu if ! test -e ${quote target.path}; then - git clone --recurse-submodules ${quote source.url} ${quote target.path} + ${if source.shallow then /* sh */ '' + git init ${quote target.path} + '' else /* sh */ '' + git clone --recurse-submodules ${quote source.url} ${quote target.path} + ''} fi cd ${quote target.path} if ! url=$(git config remote.origin.url); then @@ -67,10 +71,18 @@ let if ! test "$(git log --format=%H -1)" = "$hash"; then ${if source.fetchAlways then /* sh */ '' - git fetch origin + ${if source.shallow then /* sh */ '' + git fetch --depth=1 origin "$hash" + '' else /* sh */ '' + git fetch origin + ''} '' else /* sh */ '' if ! git log -1 "$hash" >/dev/null 2>&1; then - git fetch origin + ${if source.shallow then /* sh */ '' + git fetch --depth=1 origin "$hash" + '' else /* sh */ '' + git fetch origin + ''} fi ''} git reset --hard "$hash" >&2 |