Merge remote-tracking branch 'upstream/master' into overlayfs-store

src/libexpr/primops/fromTOML.cc

@@ -3,6 +3,8 @@
 
 #include "../../toml11/toml.hpp"
 
+#include <sstream>
+
 namespace nix {
 
 static void prim_fromTOML(EvalState & state, const PosIdx pos, Value * * args, Value & val)
@@ -58,8 +60,18 @@ static void prim_fromTOML(EvalState & state, const PosIdx pos, Value * * args, V
             case toml::value_t::offset_datetime:
             case toml::value_t::local_date:
             case toml::value_t::local_time:
-                // We fail since Nix doesn't have date and time types
-                throw std::runtime_error("Dates and times are not supported");
+                {
+                    if (experimentalFeatureSettings.isEnabled(Xp::ParseTomlTimestamps)) {
+                        auto attrs = state.buildBindings(2);
+                        attrs.alloc("_type").mkString("timestamp");
+                        std::ostringstream s;
+                        s << t;
+                        attrs.alloc("value").mkString(s.str());
+                        v.mkAttrs(attrs);
+                    } else {
+                        throw std::runtime_error("Dates and times are not supported");
+                    }
+                }
                 break;;
             case toml::value_t::empty:
                 v.mkNull();

src/libstore/build/local-derivation-goal.cc

@@ -1452,7 +1452,7 @@ void LocalDerivationGoal::startDaemon()
                 (struct sockaddr *) &remoteAddr, &remoteAddrLen);
             if (!remote) {
                 if (errno == EINTR || errno == EAGAIN) continue;
-                if (errno == EINVAL) break;
+                if (errno == EINVAL || errno == ECONNABORTED) break;
                 throw SysError("accepting connection");
             }
 
@@ -1482,8 +1482,22 @@ void LocalDerivationGoal::startDaemon()
 
 void LocalDerivationGoal::stopDaemon()
 {
-    if (daemonSocket && shutdown(daemonSocket.get(), SHUT_RDWR) == -1)
-        throw SysError("shutting down daemon socket");
+    if (daemonSocket && shutdown(daemonSocket.get(), SHUT_RDWR) == -1) {
+        // According to the POSIX standard, the 'shutdown' function should
+        // return an ENOTCONN error when attempting to shut down a socket that
+        // hasn't been connected yet. This situation occurs when the 'accept'
+        // function is called on a socket without any accepted connections,
+        // leaving the socket unconnected. While Linux doesn't seem to produce
+        // an error for sockets that have only been accepted, more
+        // POSIX-compliant operating systems like OpenBSD, macOS, and others do
+        // return the ENOTCONN error. Therefore, we handle this error here to
+        // avoid raising an exception for compliant behaviour.
+        if (errno == ENOTCONN) {
+            daemonSocket.close();
+        } else {
+            throw SysError("shutting down daemon socket");
+        }
+    }
 
     if (daemonThread.joinable())
         daemonThread.join();
@@ -1494,7 +1508,8 @@ void LocalDerivationGoal::stopDaemon()
         thread.join();
     daemonWorkerThreads.clear();
 
-    daemonSocket = -1;
+    // release the socket.
+    daemonSocket.close();
 }
 
 

src/libstore/build/personality.cc

@@ -21,7 +21,8 @@ void setPersonality(std::string_view system)
                 && (std::string_view(SYSTEM) == "x86_64-linux"
                     || (!strcmp(utsbuf.sysname, "Linux") && !strcmp(utsbuf.machine, "x86_64"))))
             || system == "armv7l-linux"
-            || system == "armv6l-linux")
+            || system == "armv6l-linux"
+            || system == "armv5tel-linux")
         {
             if (personality(PER_LINUX32) == -1)
                 throw SysError("cannot set 32-bit personality");

src/libstore/globals.hh

@@ -915,12 +915,11 @@ public:
         this, {}, "hashed-mirrors",
         R"(
           A list of web servers used by `builtins.fetchurl` to obtain files by
-          hash. The default is `http://tarballs.nixos.org/`. Given a hash type
-          *ht* and a base-16 hash *h*, Nix will try to download the file from
-          *hashed-mirror*/*ht*/*h*. This allows files to be downloaded even if
-          they have disappeared from their original URI. For example, given
-          the default mirror `http://tarballs.nixos.org/`, when building the
-          derivation
+          hash. Given a hash type *ht* and a base-16 hash *h*, Nix will try to
+          download the file from *hashed-mirror*/*ht*/*h*. This allows files to
+          be downloaded even if they have disappeared from their original URI.
+          For example, given an example mirror `http://tarballs.nixos.org/`,
+          when building the derivation
 
           ```nix
           builtins.fetchurl {

src/libstore/uds-remote-store.cc

@@ -13,6 +13,14 @@
 
 namespace nix {
 
+std::string UDSRemoteStoreConfig::doc()
+{
+    return
+        #include "uds-remote-store.md"
+        ;
+}
+
+
 UDSRemoteStore::UDSRemoteStore(const Params & params)
     : StoreConfig(params)
     , LocalFSStoreConfig(params)

src/libstore/uds-remote-store.hh

@@ -17,12 +17,7 @@ struct UDSRemoteStoreConfig : virtual LocalFSStoreConfig, virtual RemoteStoreCon
 
     const std::string name() override { return "Local Daemon Store"; }
 
-    std::string doc() override
-    {
-        return
-          #include "uds-remote-store.md"
-          ;
-    }
+    std::string doc() override;
 };
 
 class UDSRemoteStore : public virtual UDSRemoteStoreConfig, public virtual LocalFSStore, public virtual RemoteStore

src/libutil/experimental-features.cc

@@ -12,7 +12,7 @@ struct ExperimentalFeatureDetails
     std::string_view description;
 };
 
-constexpr std::array<ExperimentalFeatureDetails, 14> xpFeatureDetails = {{
+constexpr std::array<ExperimentalFeatureDetails, 15> xpFeatureDetails = {{
     {
         .tag = Xp::CaDerivations,
         .name = "ca-derivations",
@@ -214,6 +214,13 @@ constexpr std::array<ExperimentalFeatureDetails, 14> xpFeatureDetails = {{
                 derivations that are themselves derivations outputs.
         )",
     },
+    {
+        .tag = Xp::ParseTomlTimestamps,
+        .name = "parse-toml-timestamps",
+        .description = R"(
+            Allow parsing of timestamps in builtins.fromTOML.
+        )",
+    },
     {
         .tag = Xp::ReadOnlyLocalStore,
         .name = "read-only-local-store",
@@ -264,7 +271,7 @@ std::string_view showExperimentalFeature(const ExperimentalFeature tag)
     return xpFeatureDetails[(size_t)tag].name;
 }
 
-nlohmann::json documentExperimentalFeatures() 
+nlohmann::json documentExperimentalFeatures()
 {
     StringMap res;
     for (auto & xpFeature : xpFeatureDetails)

src/libutil/experimental-features.hh

@@ -30,6 +30,7 @@ enum struct ExperimentalFeature
     DiscardReferences,
     DaemonTrustOverride,
     DynamicDerivations,
+    ParseTomlTimestamps,
     ReadOnlyLocalStore,
 };
 

src/nix/daemon.cc

@@ -24,6 +24,7 @@
 #include <sys/stat.h>
 #include <sys/socket.h>
 #include <sys/un.h>
+#include <sys/select.h>
 #include <errno.h>
 #include <pwd.h>
 #include <grp.h>