Merge pull request #14518 from roberth/channel-subdomain

Change channel URLs to channels.nixos.org subdomain

doc/manual/rl-next/channels-subdomain.md

@@ -0,0 +1,9 @@
+---
+synopsis: Channel URLs migrated to channels.nixos.org subdomain
+prs: [14518]
+issues: [14517]
+---
+
+Channel URLs have been updated from `https://nixos.org/channels/` to `https://channels.nixos.org/` throughout Nix.
+
+The subdomain provides better reliability with IPv6 support and improved CDN distribution. The old domain apex (`nixos.org/channels/`) currently redirects to the new location but may be deprecated in the future.

doc/manual/source/command-ref/nix-channel.md

@@ -11,7 +11,7 @@
 Channels are a mechanism for referencing remote Nix expressions and conveniently retrieving their latest version.
 
 The moving parts of channels are:
-- The official channels listed at <https://nixos.org/channels>
+- The official channels listed at <https://channels.nixos.org>
 - The user-specific list of [subscribed channels](#subscribed-channels)
 - The [downloaded channel contents](#channels)
 - The [Nix expression search path](@docroot@/command-ref/conf-file.md#conf-nix-path), set with the [`-I` option](#opt-I) or the [`NIX_PATH` environment variable](#env-NIX_PATH)
@@ -88,9 +88,9 @@ This command has the following operations:
 Subscribe to the Nixpkgs channel and run `hello` from the GNU Hello package:
 
 ```console
-$ nix-channel --add https://nixos.org/channels/nixpkgs-unstable
+$ nix-channel --add https://channels.nixos.org/nixpkgs-unstable
 $ nix-channel --list
-nixpkgs https://nixos.org/channels/nixpkgs
+nixpkgs https://channels.nixos.org/nixpkgs
 $ nix-channel --update
 $ nix-shell -p hello --run hello
 hello

doc/manual/source/release-notes/rl-2.0.md

@@ -358,7 +358,7 @@ This release has the following new features:
     they are needed for evaluation.
 
   - You can now use `channel:` as a short-hand for
-    <https://nixos.org/channels//nixexprs.tar.xz>. For example,
+    <https://nixos.org/channels//nixexprs.tar.xz> [now <https://channels.nixos.org//nixexprs.tar.xz>]. For example,
     `nix-build channel:nixos-15.09 -A hello` will build the GNU Hello
     package from the `nixos-15.09` channel. In the future, this may
     use Git to fetch updates more efficiently.

docker.nix

@@ -10,7 +10,7 @@
   tag ? "latest",
   bundleNixpkgs ? true,
   channelName ? "nixpkgs",
-  channelURL ? "https://nixos.org/channels/nixpkgs-unstable",
+  channelURL ? "https://channels.nixos.org/nixpkgs-unstable",
   extraPkgs ? [ ],
   maxLayers ? 70,
   nixConf ? { },

scripts/install-multi-user.sh

@@ -714,7 +714,7 @@ EOF
 
 place_channel_configuration() {
     if [ -z "${NIX_INSTALLER_NO_CHANNEL_ADD:-}" ]; then
-        echo "https://nixos.org/channels/nixpkgs-unstable nixpkgs" > "$SCRATCH/.nix-channels"
+        echo "https://channels.nixos.org/nixpkgs-unstable nixpkgs" > "$SCRATCH/.nix-channels"
         _sudo "to set up the default system channel (part 1)" \
             install -m 0644 "$SCRATCH/.nix-channels" "$ROOT_HOME/.nix-channels"
     fi

scripts/install-nix-from-tarball.sh

@@ -213,7 +213,7 @@ fi
 # Subscribe the user to the Nixpkgs channel and fetch it.
 if [ -z "$NIX_INSTALLER_NO_CHANNEL_ADD" ]; then
     if ! "$nix/bin/nix-channel" --list | grep -q "^nixpkgs "; then
-        "$nix/bin/nix-channel" --add https://nixos.org/channels/nixpkgs-unstable
+        "$nix/bin/nix-channel" --add https://channels.nixos.org/nixpkgs-unstable
     fi
     if [ -z "$_NIX_INSTALLER_TEST" ]; then
         if ! "$nix/bin/nix-channel" --update nixpkgs; then

src/libexpr/eval-settings.cc

@@ -92,7 +92,7 @@ bool EvalSettings::isPseudoUrl(std::string_view s)
 std::string EvalSettings::resolvePseudoUrl(std::string_view url)
 {
     if (hasPrefix(url, "channel:"))
-        return "https://nixos.org/channels/" + std::string(url.substr(8)) + "/nixexprs.tar.xz";
+        return "https://channels.nixos.org/" + std::string(url.substr(8)) + "/nixexprs.tar.xz";
     else
         return std::string(url);
 }

src/libexpr/primops.cc

@@ -2234,7 +2234,7 @@ static RegisterPrimOp primop_findFile(
       > - ```
       >   {
       >     prefix = "nixpkgs";
-      >     path = "https://nixos.org/channels/nixos-unstable/nixexprs.tar.xz";
+      >     path = "https://channels.nixos.org/nixos-unstable/nixexprs.tar.xz";
       >   }
       >   ```