fix doc + dockerfiles

Author: l0r1s

Dockerfile

@@ -18,7 +18,7 @@ LABEL ai.opentensor.image.authors="[email protected]" \
 
 # Rust targets
 RUN rustup update stable && \
-  rustup target add wasm32-unknown-unknown --toolchain stable
+  rustup target add wasm32v1-none --toolchain stable
 
 # Build prerequisites
 ENV RUST_BACKTRACE=1

Dockerfile-localnet

@@ -27,7 +27,7 @@ WORKDIR /build
 RUN set -o pipefail && curl https://sh.rustup.rs -sSf | sh -s -- -y
 ENV PATH="/root/.cargo/bin:${PATH}"
 RUN rustup toolchain install
-RUN rustup target add wasm32-unknown-unknown
+RUN rustup target add wasm32v1-none
 
 ## Build fast-blocks node
 RUN ./scripts/localnet.sh --build-only

docs/consensus.md

@@ -297,11 +297,10 @@ ssh -L 8888:localhost:8888 root@<your_vps_ip_address> -p <your_vps_port> -i ~/.s
    ```bash
    sudo apt-get update && sudo apt install -y build-essential clang curl git make libssl-dev llvm libudev-dev protobuf-compiler python3 python3-pip \
    && curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y \
-   && source ~/.cargo/env && rustup default stable && rustup update \
-   && rustup target add wasm32-unknown-unknown \
-   && rustup toolchain install nightly \
-   && rustup target add --toolchain nightly wasm32-unknown-unknown
-
+   && source ~/.cargo/env \
+   && rustup default stable \
+   && rustup update \
+   && rustup target add wasm32v1-none
    ```
 
 3. **Clone the Subtensor repository and checkout the relevant branch:**

docs/rust-setup.md

@@ -2,7 +2,7 @@
 title: Installation
 ---
 This guide is for reference only, please check the latest information on getting starting with Substrate
-[here](https://docs.polkadot.com/main-docs/install/).
+[here](https://docs.polkadot.com/develop/parachains/install-polkadot-sdk/).
 
 This page will guide you through the **2 steps** needed to prepare a computer for **Substrate** development.
 Since Substrate is built with [the Rust programming language](https://www.rust-lang.org/), the first
@@ -65,18 +65,15 @@ Open the Terminal application and execute the following commands:
 # Install Homebrew if necessary https://brew.sh/
 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
 
-# Make sure Homebrew is up-to-date, install openssl
+# Make sure Homebrew is up-to-date, install protobuf and openssl
 brew update
-brew install openssl
+brew install protobuf openssl
 ```
 
 ### Windows
 
 **_PLEASE NOTE:_** Native Windows development of Substrate is _not_ very well supported! It is _highly_
-recommend to use [Windows Subsystem Linux](https://docs.microsoft.com/en-us/windows/wsl/install-win10)
-(WSL) and follow the instructions for [Ubuntu/Debian](#ubuntudebian).
-Please refer to the separate
-[guide for native Windows development](https://docs.polkadot.com/main-docs/install/windows/).
+recommend to use [Windows Subsystem Linux](https://docs.microsoft.com/en-us/windows/wsl/install-win10) (WSL) and follow the following [instructions](https://docs.polkadot.com/develop/parachains/install-polkadot-sdk/#windows-wsl).
 
 ## Rust developer environment
 
@@ -90,13 +87,12 @@ curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
 source ~/.cargo/env
 ```
 
-Configure the Rust toolchain to default to the latest stable version, add nightly and the nightly wasm target:
+Configure the Rust toolchain to default to the latest stable version:
 
 ```bash
 rustup default stable
 rustup update
-rustup update nightly
-rustup target add wasm32-unknown-unknown --toolchain nightly
+rustup target add wasm32v1-none
 ```
 
 ## Test your set-up
@@ -125,38 +121,26 @@ rustup home:  /home/user/.rustup
 
 installed toolchains
 --------------------
-
 stable-x86_64-unknown-linux-gnu (default)
-nightly-2020-10-06-x86_64-unknown-linux-gnu
 nightly-x86_64-unknown-linux-gnu
 
-installed targets for active toolchain
---------------------------------------
-
-wasm32-unknown-unknown
-x86_64-unknown-linux-gnu
-
 active toolchain
 ----------------
-
-stable-x86_64-unknown-linux-gnu (default)
-rustc 1.50.0 (cb75ad5db 2021-02-10)
+name: stable-x86_64-unknown-linux-gnu
+active because: it's the default toolchain
+installed targets:
+  x86_64-unknown-linux-gnu
+  wasm32v1-none
 ```
 
 As you can see above, the default toolchain is stable, and the
-`nightly-x86_64-unknown-linux-gnu` toolchain as well as its `wasm32-unknown-unknown` target is installed.
-You also see that `nightly-2020-10-06-x86_64-unknown-linux-gnu` is installed, but is not used unless explicitly defined as illustrated in the [specify your nightly version](#specifying-nightly-version)
+`stable-x86_64-unknown-linux-gnu` toolchain as well as its `wasm32v1-none` target is installed.
+You also see that `nightly-x86_64-unknown-linux-gnu` is installed, but is not used unless explicitly defined as illustrated in the [specify your nightly version](#specifying-nightly-version)
 section.
 
 ### WebAssembly compilation
 
-Substrate uses [WebAssembly](https://webassembly.org) (Wasm) to produce portable blockchain
-runtimes. You will need to configure your Rust compiler to use
-[`nightly` builds](https://doc.rust-lang.org/book/appendix-07-nightly-rust.html) to allow you to
-compile Substrate runtime code to the Wasm target.
-
-> There are upstream issues in Rust that need to be resolved before all of Substrate can use the stable Rust toolchain.
-> [This is our tracking issue](https://github.com/paritytech/substrate/issues/1252) if you're curious as to why and how this will be resolved.
+Substrate uses [WebAssembly](https://webassembly.org) (Wasm) to produce portable blockchain runtimes.
 
 #### Latest nightly for Substrate `master`
 
@@ -168,7 +152,7 @@ To ensure your Rust compiler is always up to date, you should run:
 ```bash
 rustup update
 rustup update nightly
-rustup target add wasm32-unknown-unknown --toolchain nightly
+rustup target add wasm32v1-none --toolchain nightly
 ```
 
 > NOTE: It may be necessary to occasionally rerun `rustup update` if a change in the upstream Substrate
@@ -197,7 +181,7 @@ rustup install nightly-<yyyy-MM-dd>
 Now, configure the nightly version to work with the Wasm compilation target:
 
 ```bash
-rustup target add wasm32-unknown-unknown --toolchain nightly-<yyyy-MM-dd>
+rustup target add wasm32v1-none --toolchain nightly-<yyyy-MM-dd>
 ```
 
 ### Specifying nightly version
@@ -220,6 +204,6 @@ specific nightly version, follow these steps:
 ```bash
 rustup uninstall nightly
 rustup install nightly-<yyyy-MM-dd>
-rustup target add wasm32-unknown-unknown --toolchain nightly-<yyyy-MM-dd>
+rustup target add wasm32v1-none --toolchain nightly-<yyyy-MM-dd>
 ```
 

scripts/init.sh

@@ -5,8 +5,7 @@ set -e
 echo "*** Initializing WASM build environment"
 
 if ! (( ${#CI_PROJECT_NAME} )) ; then
-   rustup update nightly
    rustup update stable
 fi
 
-rustup target add wasm32-unknown-unknown --toolchain nightly
+rustup target add wasm32v1-none

scripts/install_rust.sh

@@ -36,7 +36,7 @@ curl https://sh.rustup.rs -sSf | sh -s -- -y
 source "$HOME/.cargo/env"
 rustup default stable
 
-rustup update nightly
-rustup target add wasm32-unknown-unknown --toolchain nightly
+rustup update
+rustup target add wasm32v1-none
 
 echo "*** Rust installation complete"

shell.nix

@@ -13,9 +13,9 @@ let
     rev = "1fe6ed37fd9beb92afe90671c0c2a662a03463dd";
   };
   nixpkgs = import pinned { overlays = [ mozillaOverlay ]; };
-  toolchain = with nixpkgs; (rustChannelOf { date = "2021-09-14"; channel = "nightly"; });
+  toolchain = with nixpkgs; (rustChannelOf { date = "2025-06-23"; channel = "stable"; });
   rust-wasm = toolchain.rust.override {
-    targets = [ "wasm32-unknown-unknown" ];
+    targets = [ "wasm32v1-none" ];
   };
 in
 with nixpkgs; pkgs.mkShell {