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-rw-r--r--src/libstore/binary-cache-store.cc8
-rw-r--r--src/libstore/local-store.cc4
-rw-r--r--src/libstore/nar-info-disk-cache.cc51
-rw-r--r--src/libstore/nar-info-disk-cache.hh5
-rw-r--r--src/libstore/s3-binary-cache-store.cc35
-rw-r--r--src/libstore/store-api.cc34
-rw-r--r--src/libstore/store-api.hh11
-rw-r--r--src/nix/path-info.cc11
-rw-r--r--src/nix/verify.cc8
9 files changed, 113 insertions, 54 deletions
diff --git a/src/libstore/binary-cache-store.cc b/src/libstore/binary-cache-store.cc
index dacdeb3f52fd..4445bfd27a12 100644
--- a/src/libstore/binary-cache-store.cc
+++ b/src/libstore/binary-cache-store.cc
@@ -94,13 +94,15 @@ void BinaryCacheStore::addToCache(const ValidPathInfo & info,
 
     upsertFile(narInfoFile, narInfo->to_string());
 
+    auto hashPart = storePathToHash(narInfo->path);
+
     {
         auto state_(state.lock());
-        state_->pathInfoCache.upsert(narInfo->path, std::shared_ptr<NarInfo>(narInfo));
+        state_->pathInfoCache.upsert(hashPart, std::shared_ptr<NarInfo>(narInfo));
     }
 
     if (diskCache)
-        diskCache->upsertNarInfo(getUri(), std::shared_ptr<NarInfo>(narInfo));
+        diskCache->upsertNarInfo(getUri(), hashPart, std::shared_ptr<NarInfo>(narInfo));
 
     stats.narInfoWrite++;
 }
@@ -197,8 +199,6 @@ std::shared_ptr<ValidPathInfo> BinaryCacheStore::queryPathInfoUncached(const Pat
     if (!data) return 0;
 
     auto narInfo = make_ref<NarInfo>(*data, narInfoFile);
-    if (narInfo->path != storePath)
-        throw Error(format("NAR info file for store path ‘%1%’ does not match ‘%2%’") % narInfo->path % storePath);
 
     stats.narInfoRead++;
 
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index 9bc164e19f93..baf3a528b705 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -579,7 +579,7 @@ uint64_t LocalStore::addValidPath(State & state,
 
     {
         auto state_(Store::state.lock());
-        state_->pathInfoCache.upsert(info.path, std::make_shared<ValidPathInfo>(info));
+        state_->pathInfoCache.upsert(storePathToHash(info.path), std::make_shared<ValidPathInfo>(info));
     }
 
     return id;
@@ -1067,7 +1067,7 @@ void LocalStore::invalidatePath(State & state, const Path & path)
 
     {
         auto state_(Store::state.lock());
-        state_->pathInfoCache.erase(path);
+        state_->pathInfoCache.erase(storePathToHash(path));
     }
 }
 
diff --git a/src/libstore/nar-info-disk-cache.cc b/src/libstore/nar-info-disk-cache.cc
index 30ef7b36c9dd..d8b0815bf757 100644
--- a/src/libstore/nar-info-disk-cache.cc
+++ b/src/libstore/nar-info-disk-cache.cc
@@ -20,7 +20,8 @@ create table if not exists BinaryCaches (
 
 create table if not exists NARs (
     cache            integer not null,
-    storePath        text not null,
+    hashPart         text not null,
+    namePart         text not null,
     url              text,
     compression      text,
     fileHash         text,
@@ -31,7 +32,7 @@ create table if not exists NARs (
     deriver          text,
     sigs             text,
     timestamp        integer not null,
-    primary key (cache, storePath),
+    primary key (cache, hashPart),
     foreign key (cache) references BinaryCaches(id) on delete cascade
 );
 
@@ -66,7 +67,7 @@ public:
     {
         auto state(_state.lock());
 
-        Path dbPath = getCacheDir() + "/nix/binary-cache-v3.sqlite";
+        Path dbPath = getCacheDir() + "/nix/binary-cache-v4.sqlite";
         createDirs(dirOf(dbPath));
 
         if (sqlite3_open_v2(dbPath.c_str(), &state->db.db,
@@ -92,11 +93,11 @@ public:
             "select id, storeDir, wantMassQuery, priority from BinaryCaches where url = ?");
 
         state->insertNAR.create(state->db,
-            "insert or replace into NARs(cache, storePath, url, compression, fileHash, fileSize, narHash, "
-            "narSize, refs, deriver, sigs, timestamp) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
+            "insert or replace into NARs(cache, hashPart, namePart, url, compression, fileHash, fileSize, narHash, "
+            "narSize, refs, deriver, sigs, timestamp) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
 
         state->queryNAR.create(state->db,
-            "select * from NARs where cache = ? and storePath = ?");
+            "select * from NARs where cache = ? and hashPart = ?");
 
         state->insertNARExistence.create(state->db,
             "insert or replace into NARExistence(cache, storePath, exist, timestamp) values (?, ?, ?, ?)");
@@ -141,13 +142,13 @@ public:
     }
 
     std::pair<Outcome, std::shared_ptr<NarInfo>> lookupNarInfo(
-        const std::string & uri, const Path & storePath) override
+        const std::string & uri, const std::string & hashPart) override
     {
         auto state(_state.lock());
 
         auto queryNAR(state->queryNAR.use()
             (uriToInt(*state, uri))
-            (baseNameOf(storePath)));
+            (hashPart));
 
         if (!queryNAR.next())
             // FIXME: check NARExistence
@@ -157,26 +158,29 @@ public:
 
         // FIXME: implement TTL.
 
-        narInfo->path = storePath;
-        narInfo->url = queryNAR.getStr(2);
-        narInfo->compression = queryNAR.getStr(3);
-        if (!queryNAR.isNull(4))
-            narInfo->fileHash = parseHash(queryNAR.getStr(4));
-        narInfo->fileSize = queryNAR.getInt(5);
-        narInfo->narHash = parseHash(queryNAR.getStr(6));
-        narInfo->narSize = queryNAR.getInt(7);
-        for (auto & r : tokenizeString<Strings>(queryNAR.getStr(8), " "))
+        auto namePart = queryNAR.getStr(2);
+        narInfo->path = settings.nixStore + "/" +
+            hashPart + (namePart.empty() ? "" : "-" + namePart);
+        narInfo->url = queryNAR.getStr(3);
+        narInfo->compression = queryNAR.getStr(4);
+        if (!queryNAR.isNull(5))
+            narInfo->fileHash = parseHash(queryNAR.getStr(5));
+        narInfo->fileSize = queryNAR.getInt(6);
+        narInfo->narHash = parseHash(queryNAR.getStr(7));
+        narInfo->narSize = queryNAR.getInt(8);
+        for (auto & r : tokenizeString<Strings>(queryNAR.getStr(9), " "))
             narInfo->references.insert(settings.nixStore + "/" + r);
-        if (!queryNAR.isNull(9))
-            narInfo->deriver = settings.nixStore + "/" + queryNAR.getStr(9);
-        for (auto & sig : tokenizeString<Strings>(queryNAR.getStr(10), " "))
+        if (!queryNAR.isNull(10))
+            narInfo->deriver = settings.nixStore + "/" + queryNAR.getStr(10);
+        for (auto & sig : tokenizeString<Strings>(queryNAR.getStr(11), " "))
             narInfo->sigs.insert(sig);
 
         return {oValid, narInfo};
     }
 
     void upsertNarInfo(
-        const std::string & uri, std::shared_ptr<ValidPathInfo> info) override
+        const std::string & uri, const std::string & hashPart,
+        std::shared_ptr<ValidPathInfo> info) override
     {
         auto state(_state.lock());
 
@@ -184,9 +188,12 @@ public:
 
             auto narInfo = std::dynamic_pointer_cast<NarInfo>(info);
 
+            assert(hashPart == storePathToHash(info->path));
+
             state->insertNAR.use()
                 (uriToInt(*state, uri))
-                (baseNameOf(info->path))
+                (hashPart)
+                (storePathToName(info->path))
                 (narInfo ? narInfo->url : "", narInfo != 0)
                 (narInfo ? narInfo->compression : "", narInfo != 0)
                 (narInfo && narInfo->fileHash ? narInfo->fileHash.to_string() : "", narInfo && narInfo->fileHash)
diff --git a/src/libstore/nar-info-disk-cache.hh b/src/libstore/nar-info-disk-cache.hh
index ee1aafc63a5d..f4e3fbbdcbdc 100644
--- a/src/libstore/nar-info-disk-cache.hh
+++ b/src/libstore/nar-info-disk-cache.hh
@@ -15,10 +15,11 @@ public:
     virtual bool cacheExists(const std::string & uri) = 0;
 
     virtual std::pair<Outcome, std::shared_ptr<NarInfo>> lookupNarInfo(
-        const std::string & uri, const Path & storePath) = 0;
+        const std::string & uri, const std::string & hashPart) = 0;
 
     virtual void upsertNarInfo(
-        const std::string & uri, std::shared_ptr<ValidPathInfo> narInfo) = 0;
+        const std::string & uri, const std::string & hashPart,
+        std::shared_ptr<ValidPathInfo> info) = 0;
 };
 
 /* Return a singleton cache object that can be used concurrently by
diff --git a/src/libstore/s3-binary-cache-store.cc b/src/libstore/s3-binary-cache-store.cc
index 9ac79cf416de..6fadf7be28c9 100644
--- a/src/libstore/s3-binary-cache-store.cc
+++ b/src/libstore/s3-binary-cache-store.cc
@@ -10,6 +10,7 @@
 #include <aws/s3/model/GetObjectRequest.h>
 #include <aws/s3/model/HeadObjectRequest.h>
 #include <aws/s3/model/PutObjectRequest.h>
+#include <aws/s3/model/ListObjectsRequest.h>
 
 namespace nix {
 
@@ -164,7 +165,7 @@ struct S3BinaryCacheStoreImpl : public S3BinaryCacheStore
 
     std::shared_ptr<std::string> getFile(const std::string & path)
     {
-        printMsg(lvlDebug, format("fetching ‘s3://%1%/%2%’...") % bucketName % path);
+        debug(format("fetching ‘s3://%1%/%2%’...") % bucketName % path);
 
         auto request =
             Aws::S3::Model::GetObjectRequest()
@@ -204,6 +205,38 @@ struct S3BinaryCacheStoreImpl : public S3BinaryCacheStore
         }
     }
 
+    PathSet queryAllValidPaths() override
+    {
+        PathSet paths;
+        std::string marker;
+
+        do {
+            debug(format("listing bucket ‘s3://%s’ from key ‘%s’...") % bucketName % marker);
+
+            auto res = checkAws(format("AWS error listing bucket ‘%s’") % bucketName,
+                client->ListObjects(
+                    Aws::S3::Model::ListObjectsRequest()
+                    .WithBucket(bucketName)
+                    .WithDelimiter("/")
+                    .WithMarker(marker)));
+
+            auto & contents = res.GetContents();
+
+            debug(format("got %d keys, next marker ‘%s’")
+                % contents.size() % res.GetNextMarker());
+
+            for (auto object : contents) {
+                auto & key = object.GetKey();
+                if (!hasSuffix(key, ".narinfo")) continue;
+                paths.insert(settings.nixStore + "/" + std::string(key, 0, key.size() - 8));
+            }
+
+            marker = res.GetNextMarker();
+        } while (!marker.empty());
+
+        return paths;
+    }
+
 };
 
 static RegisterStoreImplementation regStore([](const std::string & uri) -> std::shared_ptr<Store> {
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index cac137a99d7c..9870e36b5494 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -63,13 +63,16 @@ Path followLinksToStorePath(const Path & path)
 string storePathToName(const Path & path)
 {
     assertStorePath(path);
-    return string(path, settings.nixStore.size() + storePathHashLen + 2);
+    auto l = settings.nixStore.size() + 1 + storePathHashLen;
+    assert(path.size() >= l);
+    return path.size() == l ? "" : string(path, l + 1);
 }
 
 
 string storePathToHash(const Path & path)
 {
     assertStorePath(path);
+    assert(path.size() >= settings.nixStore.size() + 1 + storePathHashLen);
     return string(path, settings.nixStore.size() + 1, storePathHashLen);
 }
 
@@ -234,9 +237,11 @@ std::string Store::getUri()
 
 bool Store::isValidPath(const Path & storePath)
 {
+    auto hashPart = storePathToHash(storePath);
+
     {
         auto state_(state.lock());
-        auto res = state_->pathInfoCache.get(storePath);
+        auto res = state_->pathInfoCache.get(hashPart);
         if (res) {
             stats.narInfoReadAverted++;
             return *res != 0;
@@ -244,10 +249,11 @@ bool Store::isValidPath(const Path & storePath)
     }
 
     if (diskCache) {
-        auto res = diskCache->lookupNarInfo(getUri(), storePath);
+        auto res = diskCache->lookupNarInfo(getUri(), hashPart);
         if (res.first != NarInfoDiskCache::oUnknown) {
+            stats.narInfoReadAverted++;
             auto state_(state.lock());
-            state_->pathInfoCache.upsert(storePath,
+            state_->pathInfoCache.upsert(hashPart,
                 res.first == NarInfoDiskCache::oInvalid ? 0 : res.second);
             return res.first == NarInfoDiskCache::oValid;
         }
@@ -261,9 +267,11 @@ bool Store::isValidPath(const Path & storePath)
 
 ref<const ValidPathInfo> Store::queryPathInfo(const Path & storePath)
 {
+    auto hashPart = storePathToHash(storePath);
+
     {
         auto state_(state.lock());
-        auto res = state_->pathInfoCache.get(storePath);
+        auto res = state_->pathInfoCache.get(hashPart);
         if (res) {
             stats.narInfoReadAverted++;
             if (!*res)
@@ -273,12 +281,14 @@ ref<const ValidPathInfo> Store::queryPathInfo(const Path & storePath)
     }
 
     if (diskCache) {
-        auto res = diskCache->lookupNarInfo(getUri(), storePath);
+        auto res = diskCache->lookupNarInfo(getUri(), hashPart);
         if (res.first != NarInfoDiskCache::oUnknown) {
+            stats.narInfoReadAverted++;
             auto state_(state.lock());
-            state_->pathInfoCache.upsert(storePath,
+            state_->pathInfoCache.upsert(hashPart,
                 res.first == NarInfoDiskCache::oInvalid ? 0 : res.second);
-            if (res.first == NarInfoDiskCache::oInvalid)
+            if (res.first == NarInfoDiskCache::oInvalid ||
+                (res.second->path != storePath && storePathToName(storePath) != ""))
                 throw InvalidPath(format("path ‘%s’ is not valid") % storePath);
             return ref<ValidPathInfo>(res.second);
         }
@@ -287,14 +297,16 @@ ref<const ValidPathInfo> Store::queryPathInfo(const Path & storePath)
     auto info = queryPathInfoUncached(storePath);
 
     if (diskCache && info)
-        diskCache->upsertNarInfo(getUri(), info);
+        diskCache->upsertNarInfo(getUri(), hashPart, info);
 
     {
         auto state_(state.lock());
-        state_->pathInfoCache.upsert(storePath, info);
+        state_->pathInfoCache.upsert(hashPart, info);
     }
 
-    if (!info) {
+    if (!info
+        || (info->path != storePath && storePathToName(storePath) != ""))
+    {
         stats.narInfoMissing++;
         throw InvalidPath(format("path ‘%s’ is not valid") % storePath);
     }
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index eab6da91ee89..e0cc32296a9b 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -181,7 +181,7 @@ protected:
 
     struct State
     {
-        LRUCache<Path, std::shared_ptr<ValidPathInfo>> pathInfoCache{64 * 1024};
+        LRUCache<std::string, std::shared_ptr<ValidPathInfo>> pathInfoCache{64 * 1024};
     };
 
     Sync<State> state;
@@ -206,10 +206,15 @@ public:
     /* Query which of the given paths is valid. */
     virtual PathSet queryValidPaths(const PathSet & paths) = 0;
 
-    /* Query the set of all valid paths. */
+    /* Query the set of all valid paths. Note that for some store
+       backends, the name part of store paths may be omitted
+       (i.e. you'll get /nix/store/<hash> rather than
+       /nix/store/<hash>-<name>). Use queryPathInfo() to obtain the
+       full store path. */
     virtual PathSet queryAllValidPaths() = 0;
 
-    /* Query information about a valid path. */
+    /* Query information about a valid path. It is permitted to omit
+       the name part of the store path. */
     ref<const ValidPathInfo> queryPathInfo(const Path & path);
 
 protected:
diff --git a/src/nix/path-info.cc b/src/nix/path-info.cc
index 8497d708c3f0..d144ef082977 100644
--- a/src/nix/path-info.cc
+++ b/src/nix/path-info.cc
@@ -4,6 +4,7 @@
 #include "store-api.hh"
 
 #include <iomanip>
+#include <algorithm>
 
 using namespace nix;
 
@@ -48,14 +49,14 @@ struct CmdPathInfo : StorePathsCommand
         for (auto & storePath : storePaths)
             pathLen = std::max(pathLen, storePath.size());
 
-        for (auto & storePath : storePaths) {
-            if (!store->isValidPath(storePath))
-                throw Error(format("path ‘%s’ is not valid") % storePath);
+        for (auto storePath : storePaths) {
+            auto info = store->queryPathInfo(storePath);
+            storePath = info->path; // FIXME: screws up padding
 
-            std::cout << storePath << std::string(pathLen - storePath.size(), ' ');
+            std::cout << storePath << std::string(std::max(0, (int) pathLen - (int) storePath.size()), ' ');
 
             if (showSize) {
-                std::cout << '\t' << std::setw(11) << store->queryPathInfo(storePath)->narSize;
+                std::cout << '\t' << std::setw(11) << info->narSize;
             }
 
             if (showClosureSize) {
diff --git a/src/nix/verify.cc b/src/nix/verify.cc
index fdbc2b0fde33..3844535e77df 100644
--- a/src/nix/verify.cc
+++ b/src/nix/verify.cc
@@ -98,7 +98,7 @@ struct CmdVerify : StorePathsCommand
                 if (!noContents) {
 
                     HashSink sink(info->narHash.type);
-                    store->narFromPath(storePath, sink);
+                    store->narFromPath(info->path, sink);
 
                     auto hash = sink.finish();
 
@@ -106,7 +106,7 @@ struct CmdVerify : StorePathsCommand
                         corrupted = 1;
                         printMsg(lvlError,
                             format("path ‘%s’ was modified! expected hash ‘%s’, got ‘%s’")
-                            % storePath % printHash(info->narHash) % printHash(hash.first));
+                            % info->path % printHash(info->narHash) % printHash(hash.first));
                     }
 
                 }
@@ -138,7 +138,7 @@ struct CmdVerify : StorePathsCommand
                         for (auto & store2 : substituters) {
                             if (validSigs >= actualSigsNeeded) break;
                             try {
-                                doSigs(store2->queryPathInfo(storePath)->sigs);
+                                doSigs(store2->queryPathInfo(info->path)->sigs);
                             } catch (InvalidPath &) {
                             } catch (Error & e) {
                                 printMsg(lvlError, format(ANSI_RED "error:" ANSI_NORMAL " %s") % e.what());
@@ -151,7 +151,7 @@ struct CmdVerify : StorePathsCommand
 
                     if (!good) {
                         untrusted++;
-                        printMsg(lvlError, format("path ‘%s’ is untrusted") % storePath);
+                        printMsg(lvlError, format("path ‘%s’ is untrusted") % info->path);
                     }
 
                 }
generated by cgit-pink 1.4.1 (git 2.44.2) at 2024-11-01T04·11+0000