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authorMilan Pässler <me@pbb.lc>2020-02-03 16:37:55 +0100
committerMilan Pässler <me@pbb.lc>2020-02-03 16:37:55 +0100
commit56d4dc28b325503c8b0261e2c12bdbaecc6903b9 (patch)
tree377f25c1c987d40f85e466e3f20be40aaaf2aa42
parentf1b7112ac3cbe090e96f2c82c525b6db69b82034 (diff)
support for include filters
- Added a new option for `file` sources, which allows to specify a list of `include` and `exclude` filters - Added a new option for `file` sources, which allows to disable the `--delete-excluded` behaviour.
-rw-r--r--README.md11
-rw-r--r--lib/types/populate.nix34
-rw-r--r--pkgs/populate/default.nix7
3 files changed, 50 insertions, 2 deletions
diff --git a/README.md b/README.md
index 58156b1..abbfd45 100644
--- a/README.md
+++ b/README.md
@@ -157,6 +157,17 @@ Supported attributes:
manual](https://download.samba.org/pub/rsync/rsync.html) for further
information.
+* `filters` (optional)
+ List of filters that should be passed to rsync. Filters are specified as
+ attribute sets with the attributes `type` and `pattern`. Supported filter
+ types are `include` and `exclude`. This allows for more advanced
+ configurations.
+
+* `deleteExcluded` (optional)
+ boolean that controls whether the excluded directories should be deleted
+ if they exist on the target. This is passed to the `--delete-excluded` option
+ of rsync. Defaults to `true`.
+
### `git`
diff --git a/lib/types/populate.nix b/lib/types/populate.nix
index e23ddb0..0427dbd 100644
--- a/lib/types/populate.nix
+++ b/lib/types/populate.nix
@@ -54,6 +54,18 @@
};
});
+ filter = lib.types.submodule {
+ options = {
+ type = lib.mkOption {
+ type = lib.types.enum ["include" "exclude"];
+ default = "exclude";
+ };
+ pattern = lib.mkOption {
+ type = lib.types.str;
+ };
+ };
+ };
+
source-types = {
derivation = lib.types.submodule {
options = {
@@ -76,6 +88,28 @@
default = [];
example = [".git"];
};
+ filters = lib.mkOption {
+ type = lib.types.listOf filter;
+ default = [];
+ example = [
+ {
+ type = "include";
+ pattern = "*.nix";
+ }
+ {
+ type = "include";
+ pattern = "*/";
+ }
+ {
+ type = "exclude";
+ pattern = "*";
+ }
+ ];
+ };
+ deleteExcluded = lib.mkOption {
+ default = true;
+ type = lib.types.bool;
+ };
};
};
git = lib.types.submodule {
diff --git a/pkgs/populate/default.nix b/pkgs/populate/default.nix
index acabc02..eefc632 100644
--- a/pkgs/populate/default.nix
+++ b/pkgs/populate/default.nix
@@ -45,7 +45,7 @@ let
'';
pop.file = target: source: let
- configAttrs = ["useChecksum" "exclude"];
+ configAttrs = ["useChecksum" "exclude" "filters" "deleteExcluded"];
config = filterAttrs (name: _: elem name configAttrs) source;
in
rsync' target config (quote source.path);
@@ -161,9 +161,12 @@ let
${concatMapStringsSep " "
(pattern: /* sh */ "--exclude ${quote pattern}")
(config.exclude or [])} \
+ ${concatMapStringsSep " "
+ (filter: /* sh */ "--${filter.type} ${quote filter.pattern}")
+ (config.filters or [])} \
-e ${quote (ssh' target)} \
-vFrlptD \
- --delete-excluded \
+ ${optionalString (config.deleteExcluded or true) /* sh */ "--delete-excluded"} \
"$source_path" \
${quote (
optionalString (!isLocalTarget target) (