WIP JSON impls without store dir

If we depend on the store dir, our JSON serializers/deserializers take
extra arguements, and that interfaces with the likes of various
frameworks for associating these with types (e.g. nlohmann in C++, Serde
in Rust, and Aeson in Haskell).

Author: Ericson2314

src/libfetchers/tarball.cc

@@ -74,16 +74,15 @@ DownloadFileResult downloadFile(
         StringSink sink;
         dumpString(res.data, sink);
         auto hash = hashString(HashAlgorithm::SHA256, res.data);
-        ValidPathInfo info{
+        auto info = ValidPathInfo::makeFromCA(
             *store,
             name,
             FixedOutputInfo{
                 .method = FileIngestionMethod::Flat,
                 .hash = hash,
                 .references = {},
             },
-            hashString(HashAlgorithm::SHA256, sink.s),
-        };
+            hashString(HashAlgorithm::SHA256, sink.s));
         info.narSize = sink.s.size();
         auto source = StringSource{sink.s};
         store->addToStore(info, source, NoRepair, NoCheckSigs);

src/libstore-tests/data/derivation/ca/advanced-attributes-structured-attrs.json

@@ -10,14 +10,14 @@
     "out": "/1rz4g4znpzjwh1xymhjpm42vipw92pr73vdgl6xs1hycac8kf2n9"
   },
   "inputDrvs": {
-    "/nix/store/j56sf12rxpcv5swr14vsjn5cwm6bj03h-foo.drv": {
+    "j56sf12rxpcv5swr14vsjn5cwm6bj03h-foo.drv": {
       "dynamicOutputs": {},
       "outputs": [
         "dev",
         "out"
       ]
     },
-    "/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv": {
+    "qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv": {
       "dynamicOutputs": {},
       "outputs": [
         "dev",
@@ -26,7 +26,7 @@
     }
   },
   "inputSrcs": [
-    "/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"
+    "qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"
   ],
   "name": "advanced-attributes-structured-attrs",
   "outputs": {

src/libstore-tests/data/derivation/ca/advanced-attributes.json

@@ -26,14 +26,14 @@
     "system": "my-system"
   },
   "inputDrvs": {
-    "/nix/store/j56sf12rxpcv5swr14vsjn5cwm6bj03h-foo.drv": {
+    "j56sf12rxpcv5swr14vsjn5cwm6bj03h-foo.drv": {
       "dynamicOutputs": {},
       "outputs": [
         "dev",
         "out"
       ]
     },
-    "/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv": {
+    "qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv": {
       "dynamicOutputs": {},
       "outputs": [
         "dev",
@@ -42,7 +42,7 @@
     }
   },
   "inputSrcs": [
-    "/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"
+    "qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"
   ],
   "name": "advanced-attributes",
   "outputs": {

src/libstore-tests/data/derivation/dynDerivationDeps.json

@@ -8,7 +8,7 @@
     "BIG_BAD": "WOLF"
   },
   "inputDrvs": {
-    "/nix/store/c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-dep2.drv": {
+    "c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-dep2.drv": {
       "dynamicOutputs": {
         "cat": {
           "dynamicOutputs": {},
@@ -30,7 +30,7 @@
     }
   },
   "inputSrcs": [
-    "/nix/store/c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-dep1"
+    "c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-dep1"
   ],
   "name": "dyn-dep-derivation",
   "outputs": {},

src/libstore-tests/data/derivation/ia/advanced-attributes-defaults.json

@@ -15,7 +15,7 @@
   "name": "advanced-attributes-defaults",
   "outputs": {
     "out": {
-      "path": "/nix/store/1qsc7svv43m4dw2prh6mvyf7cai5czji-advanced-attributes-defaults"
+      "path": "1qsc7svv43m4dw2prh6mvyf7cai5czji-advanced-attributes-defaults"
     }
   },
   "system": "my-system"

src/libstore-tests/data/derivation/ia/advanced-attributes-structured-attrs-defaults.json

@@ -13,10 +13,10 @@
   "name": "advanced-attributes-structured-attrs-defaults",
   "outputs": {
     "dev": {
-      "path": "/nix/store/8bazivnbipbyi569623skw5zm91z6kc2-advanced-attributes-structured-attrs-defaults-dev"
+      "path": "8bazivnbipbyi569623skw5zm91z6kc2-advanced-attributes-structured-attrs-defaults-dev"
     },
     "out": {
-      "path": "/nix/store/f8f8nvnx32bxvyxyx2ff7akbvwhwd9dw-advanced-attributes-structured-attrs-defaults"
+      "path": "f8f8nvnx32bxvyxyx2ff7akbvwhwd9dw-advanced-attributes-structured-attrs-defaults"
     }
   },
   "structuredAttrs": {

src/libstore-tests/data/derivation/ia/advanced-attributes-structured-attrs.json

@@ -10,14 +10,14 @@
     "out": "/nix/store/7cxy4zx1vqc885r4jl2l64pymqbdmhii-advanced-attributes-structured-attrs"
   },
   "inputDrvs": {
-    "/nix/store/afc3vbjbzql750v2lp8gxgaxsajphzih-foo.drv": {
+    "afc3vbjbzql750v2lp8gxgaxsajphzih-foo.drv": {
       "dynamicOutputs": {},
       "outputs": [
         "dev",
         "out"
       ]
     },
-    "/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv": {
+    "vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv": {
       "dynamicOutputs": {},
       "outputs": [
         "dev",
@@ -26,18 +26,18 @@
     }
   },
   "inputSrcs": [
-    "/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"
+    "vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"
   ],
   "name": "advanced-attributes-structured-attrs",
   "outputs": {
     "bin": {
-      "path": "/nix/store/33qms3h55wlaspzba3brlzlrm8m2239g-advanced-attributes-structured-attrs-bin"
+      "path": "33qms3h55wlaspzba3brlzlrm8m2239g-advanced-attributes-structured-attrs-bin"
     },
     "dev": {
-      "path": "/nix/store/wyfgwsdi8rs851wmy1xfzdxy7y5vrg5l-advanced-attributes-structured-attrs-dev"
+      "path": "wyfgwsdi8rs851wmy1xfzdxy7y5vrg5l-advanced-attributes-structured-attrs-dev"
     },
     "out": {
-      "path": "/nix/store/7cxy4zx1vqc885r4jl2l64pymqbdmhii-advanced-attributes-structured-attrs"
+      "path": "7cxy4zx1vqc885r4jl2l64pymqbdmhii-advanced-attributes-structured-attrs"
     }
   },
   "structuredAttrs": {

src/libstore-tests/data/derivation/ia/advanced-attributes.json

@@ -24,14 +24,14 @@
     "system": "my-system"
   },
   "inputDrvs": {
-    "/nix/store/afc3vbjbzql750v2lp8gxgaxsajphzih-foo.drv": {
+    "afc3vbjbzql750v2lp8gxgaxsajphzih-foo.drv": {
       "dynamicOutputs": {},
       "outputs": [
         "dev",
         "out"
       ]
     },
-    "/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv": {
+    "vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv": {
       "dynamicOutputs": {},
       "outputs": [
         "dev",
@@ -40,12 +40,12 @@
     }
   },
   "inputSrcs": [
-    "/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"
+    "vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"
   ],
   "name": "advanced-attributes",
   "outputs": {
     "out": {
-      "path": "/nix/store/wyhpwd748pns4k7svh48wdrc8kvjk0ra-advanced-attributes"
+      "path": "wyhpwd748pns4k7svh48wdrc8kvjk0ra-advanced-attributes"
     }
   },
   "system": "my-system"

src/libstore-tests/data/derivation/output-caFixedFlat.json

@@ -1,6 +1,5 @@
 {
   "hash": "894517c9163c896ec31a2adbd33c0681fd5f45b2c0ef08a64c92a03fb97f390f",
   "hashAlgo": "sha256",
-  "method": "flat",
-  "path": "/nix/store/rhcg9h16sqvlbpsa6dqm57sbr2al6nzg-drv-name-output-name"
+  "method": "flat"
 }

src/libstore-tests/data/derivation/output-caFixedNAR.json

@@ -1,6 +1,5 @@
 {
   "hash": "894517c9163c896ec31a2adbd33c0681fd5f45b2c0ef08a64c92a03fb97f390f",
   "hashAlgo": "sha256",
-  "method": "nar",
-  "path": "/nix/store/c015dhfh5l0lp6wxyvdn7bmwhbbr6hr9-drv-name-output-name"
+  "method": "nar"
 }