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Move wasmtime details entirely into the install script #64

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Merged
merged 2 commits into from
Nov 19, 2025
Merged

Move wasmtime details entirely into the install script #64

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e02f7c0
Move wasmtime details entirely into the install script
brettcannon Nov 19, 2025
d78bb13
Fix error from copy-and-paste from Dockerfile
brettcannon Nov 19, 2025
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6 changes: 0 additions & 6 deletions wasicontainer/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -11,12 +11,6 @@ LABEL org.opencontainers.image.documentation="https://github.com/python/cpython-

ARG TARGETARCH

# WASI SDK versions are controlled in install-wasi.sh.
ENV WASI_SDK_ROOT=/opt

ENV WASMTIME_VERSION=38.0.2
ENV WASMTIME_HOME=/opt/wasmtime

RUN mkdir -p /opt/cpython-devcontainer/bin
COPY --chmod=755 install-wasi.sh /opt/cpython-devcontainer/bin/

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14 changes: 10 additions & 4 deletions wasicontainer/install-wasi.sh
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@@ -1,5 +1,14 @@
#! /bin/bash -ex

WASI_SDK_VERSIONS=(
# 16 for 3.11 & 3.12 is special-cased below.
24 # 3.13 (w/ special symlinking below), 3.14
29 # 3.15
)
WASMTIME_VERSION="38.0.4"

WASI_SDK_ROOT=/opt

mkdir --parents ${WASI_SDK_ROOT}

# For 3.11, 3.12.
Expand All @@ -15,10 +24,6 @@ case "${TARGETARCH}" in
*) echo "Unsupported TARGETARCH: ${TARGETARCH}" && exit 1 ;;
esac && \

WASI_SDK_VERSIONS=(
24 # 3.13, 3.14
29 # 3.15
)
for VERSION in "${WASI_SDK_VERSIONS[@]}"; do
# The URL format only works for WASI SDK >= 23.
URL=https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-${VERSION}/wasi-sdk-${VERSION}.0-${WASI_ARCH}-linux.tar.gz
Expand All @@ -28,6 +33,7 @@ done
# For Python 3.13 as Tools/wasm/wasi.py expects /opt/wasi-sdk by default.
ln -s ${WASI_SDK_ROOT}/wasi-sdk-24.0*/ /opt/wasi-sdk

WASMTIME_HOME="/opt/wasmtime"

mkdir --parents ${WASMTIME_HOME}

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