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Fix import and make pkgFilter recurse into dependencies.

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This commit is contained in:
Kevin Baensch 2020-05-10 17:16:08 +02:00
parent 1476ff6acb
commit af66caf14a
Signed by: derped
GPG key ID: C0F1D326C7626543
2 changed files with 32 additions and 15 deletions
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11
configuration.nix
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@ -4,14 +4,15 @@ with builtins;
with lib; with lib;
let let
fn = import ./fn.nix { inherit lib; }; fn = import (toString ./fn.nix) { inherit lib; };
# Cannot use <hostName> here as those evaluations only work with existing paths >.< # Cannot use <hostName> here as those evaluations only work with existing paths >.<
# hostName and secretPtah can be set with -I hostName=$HOSTNAME and -I secretPath=$SECRETPATH respectively # hostName and secretPtah can be set with -I hostName=$HOSTNAME and -I secretPath=$SECRETPATH respectively
# , defaults to the contents of /secret/hostName # , defaults to the contents of /secret/hostName
secretPath = fn.ifelse ((tryEval <secretPath>).value != false) secretPath = fn.ifelse ((tryEval (toString <secretPath>)).value != false)
<secretPath> (toString <secretPath>)
/secret; (toString /secret);
hostName = (findFirst hostName = (
findFirst
(elem: elem.prefix == "hostName") (elem: elem.prefix == "hostName")
{ path = (fileContents "${secretPath}/hostName"); } { path = (fileContents "${secretPath}/hostName"); }
nixPath nixPath

26
fn.nix
View file

@ -9,6 +9,8 @@ rec {
(pathIsRegularFile a) (pathIsRegularFile a)
a b); a b);
cwd = toString ./.; cwd = toString ./.;
# lst (string PATH) (string FILETYPE) (bool RETURNFULLPATH)
lst = { p ? cwd, t ? "regular", b ? false }: (lists.forEach lst = { p ? cwd, t ? "regular", b ? false }: (lists.forEach
(attrNames (attrNames
(filterAttrs (n: v: v == t) (filterAttrs (n: v: v == t)
@ -23,11 +25,25 @@ rec {
(hasAttrByPath a d) (hasAttrByPath a d)
(hasAttr a d))) (hasAttr a d)))
aList); aList);
pkgFilter = l: (filter deps = p: ifelse (isAttrs p) (filter (p: isAttrs p)
(p.buildInputs ++ p.nativeBuildInputs ++ p.propagatedBuildInputs ++ p.propagatedNativeBuildInputs)
) [];
importFilter = l: p: filter (n: elem (nameFromURL (toString n) ".") l) p;
depsRec = ld: ifelse (ld == []) [] ((toList ld) ++ (depsRec (lists.unique (lists.flatten (map (d: deps d) (toList ld))))));
isBroken = p: ifelse ((elem true (hasAttrs [["meta" "broken"]] p)) && (p.meta.broken == true))
(warn "Package ${p.name} is marked as broken." true)
false;
depsBroken = p: lists.any (p: (isBroken p)) (deps p);
# Those two lines are quite magical 🧙
depsBrokenRec = p: (b: b == true) (ifelse (depsBroken p) true
(map (p: depsBrokenRec p) (deps p)));
pkgFilter = ld: (filter
(p: ( (p: (
ifelse (elem true (hasAttrs [["meta" "broken"]] p)) ifelse (isBroken p)
(warn "Package ${p.name} is marked as broken." false) false
(ifelse (depsBrokenRec p)
(warn "Dependency of ${p.name} is marked as broken." false)
true) true)
) ))
l); ld);
} }