feat: Windows support

.gitattributes

@@ -0,0 +1 @@
+* text=auto eol=lf

.github/scripts/init-docker.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+set -ex
+apt-get update
+DEBIAN_FRONTEND=noninteractive apt-get install -y docker.io
+nohup dockerd -H tcp://127.0.0.1:2375 >/var/log/dockerd.log 2>&1 &
+for i in $(seq 1 30); do
+    if docker -H tcp://127.0.0.1:2375 info >/dev/null 2>&1; then
+        echo Docker ready
+        {
+            echo DOCKER_HOST=tcp://127.0.0.1:2375
+            echo ICP_CLI_DOCKER_WSL2_MODE="$DISTRO"
+        } >> $GITHUB_ENV
+        exit 0
+    fi
+    sleep 1
+done
+cat /var/log/dockerd.log
+exit 1

.github/scripts/provision-windows-build.ps1

@@ -0,0 +1,15 @@
+#Requires -Version 7.3
+$ErrorActionPreference = 'Stop'
+$PSNativeCommandUseErrorActionPreference = $true
+
+# enormous speedup in CI, but not mandatory
+cd C:\vcpkg
+git checkout 2025.12.12
+.\bootstrap-vcpkg.bat -disableMetrics
+$env:VCPKG_BUILD_TYPE = 'release'
+.\vcpkg install openssl:x64-windows-static-md
+.\vcpkg integrate install
+'OPENSSL_STATIC=1' >> $env:GITHUB_ENV
+'OPENSSL_NO_VENDOR=1' >> $env:GITHUB_ENV
+
+'WSLENV=GITHUB_ENV/p' >> $env:GITHUB_ENV

.github/scripts/test-matrix.py

@@ -14,11 +14,15 @@ def test_names():
 
 include = []
 for test in test_names():
-    # Ubuntu: run everything
+    # Ubuntu/Windows: run everything
     include.append({
         "test": test,
         "os": "ubuntu-22.04"
     })
+    include.append({
+        "test": test,
+        "os": "windows-2025"
+    })
 
     # macOS: only run selected tests
     if test in MACOS_TESTS:

.github/workflows/test.yml

@@ -11,6 +11,12 @@ env:
   CARGO_NET_RETRY: 10
   # Use the local .curlrc
   CURL_HOME: .
+  # Disable incremental compilation
+  CARGO_INCREMENTAL: 0
+
+defaults:
+  run:
+    shell: bash
 
 jobs:
   discover:
@@ -30,15 +36,11 @@ jobs:
       matrix:
         # Make the os matrix match .github/scripts/test-matrix.py so that
         # we optimize caching
-        os: [ubuntu-22.04, macos-15]
+        os: [ubuntu-22.04, macos-15, windows-2025]
 
     steps:
       - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4.3.0
 
-      - name: Setup image (Linux)
-        if: ${{ contains(matrix.os, 'ubuntu') }}
-        run: ./.github/scripts/provision-linux-build.sh
-
       - uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
         with:
           path: |
@@ -48,8 +50,17 @@ jobs:
             ~/.cargo/registry/cache/
             ~/.cargo/git/db/
             target/
+            ${{ contains(matrix.os, 'windows') && 'C:/vcpkg' || '' }}
           key: ${{ matrix.os }}-cargo-${{ hashFiles('rust-toolchain.toml') }}-${{ hashFiles('**/Cargo.lock') }}
 
+      - name: Setup image (Linux)
+        if: ${{ contains(matrix.os, 'ubuntu') }}
+        run: ./.github/scripts/provision-linux-build.sh
+      - name: Setup image (Windows)
+        if: ${{ contains(matrix.os, 'windows') }}
+        run: ./.github/scripts/provision-windows-build.ps1
+        shell: pwsh
+
       - uses: t1m0thyj/unlock-keyring@e481cdc8833d4417a58f40734e8f197183317047
         if: ${{ contains(matrix.os, 'ubuntu') }}
 
@@ -68,10 +79,6 @@ jobs:
     steps:
       - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4.3.0
 
-      - name: Setup image (Linux)
-        if: ${{ contains(matrix.os, 'ubuntu') }}
-        run: ./.github/scripts/provision-linux-build.sh
-
       - uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
         with:
           path: |
@@ -81,8 +88,31 @@ jobs:
             ~/.cargo/registry/cache/
             ~/.cargo/git/db/
             target/
+            ${{ contains(matrix.os, 'windows') && 'C:/vcpkg/installed' || '' }}
           key: ${{ matrix.os }}-cargo-${{ hashFiles('rust-toolchain.toml') }}-${{ hashFiles('**/Cargo.lock') }}
 
+      - name: Setup image (Linux)
+        if: ${{ contains(matrix.os, 'ubuntu') }}
+        run: ./.github/scripts/provision-linux-build.sh
+
+      - name: Setup image (Windows)
+        if: ${{ contains(matrix.os, 'windows') }}
+        run: ./.github/scripts/provision-windows-build.ps1
+        shell: pwsh
+
+      - name: Setup WSL2 (Windows)
+        if: ${{ contains(matrix.os, 'windows') }}
+        uses: Vampire/setup-wsl@6a8db447be7ed35f2f499c02c6e60ff77ef11278 # v6.0.0
+        with:
+          distribution: Ubuntu-22.04
+
+      - name: Setup Docker in WSL2 (Windows)
+        if: ${{ contains(matrix.os, 'windows') }}
+        run: .github/scripts/init-docker.sh
+        env:
+          DISTRO: Ubuntu-22.04
+        shell: wsl-bash_Ubuntu-22.04 {0}
+
       - uses: t1m0thyj/unlock-keyring@e481cdc8833d4417a58f40734e8f197183317047
         if: ${{ contains(matrix.os, 'ubuntu') }}
 
@@ -105,6 +135,7 @@ jobs:
       - name: install network launcher
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        if: ${{ !contains(matrix.os, 'windows') }}
         run: |
           VERSION=v11.0.0
           OS=""

Cargo.toml

@@ -85,6 +85,8 @@ tracing = "0.1.41"
 tracing-subscriber = "0.3.20"
 url = "2.5.4"
 uuid = { version = "1.16.0", features = ["serde", "v4"] }
+winreg = "0.55"
+wslpath2 = "0.1"
 zeroize = "1.8.1"
 
 [workspace.dependencies.reqwest]

crates/icp-cli/Cargo.toml

@@ -25,6 +25,7 @@ clap-markdown.workspace = true
 clap.workspace = true
 console.workspace = true
 dialoguer.workspace = true
+dunce.workspace = true
 elliptic-curve.workspace = true
 futures.workspace = true
 hex.workspace = true
@@ -52,27 +53,32 @@ sec1.workspace = true
 serde_json.workspace = true
 serde_yaml.workspace = true
 serde.workspace = true
+shellwords.workspace = true
 snafu.workspace = true
 sysinfo.workspace = true
 tiny-bip39.workspace = true
 tokio.workspace = true
 tracing-subscriber.workspace = true
 tracing.workspace = true
 url.workspace = true
+wslpath2.workspace = true
 
 [dev-dependencies]
 assert_cmd = "2"
 camino-tempfile = "1"
 indoc.workspace = true
 icp = { workspace = true }
-nix = { version = "0.30.1", features = ["process", "signal"] }
 predicates = "3"
 rand.workspace = true
+send_ctrlc = "0.6"
 serde_yaml.workspace = true
 serial_test = { version = "3.2.0", features = ["file_locks"] }
 test-tag = "0.1"
 uuid.workspace = true
 
+[target.'cfg(unix)'.dev-dependencies]
+nix = { version = "0.30.1", features = ["process", "signal"] }
+
 [lints]
 workspace = true
 

crates/icp-cli/src/commands/canister/settings/update.rs

@@ -1,11 +1,10 @@
 use anyhow::bail;
 use byte_unit::{Byte, Unit};
 use clap::{ArgAction, Args};
-use console::Term;
 use ic_agent::export::Principal;
 use ic_management_canister_types::{CanisterStatusResult, EnvironmentVariable, LogVisibility};
 use icp::ProjectLoadError;
-use icp::context::{CanisterSelection, Context};
+use icp::context::{CanisterSelection, Context, TermWriter};
 use std::collections::{HashMap, HashSet};
 use std::io::Write;
 
@@ -413,7 +412,7 @@ fn get_environment_variables(
 }
 
 fn maybe_warn_on_env_vars_change(
-    mut term: &Term,
+    mut term: &TermWriter,
     configured_settings: &icp::canister::Settings,
     environment_variables_opt: &EnvironmentVariableOpt,
 ) -> Result<(), anyhow::Error> {

crates/icp-cli/src/logging.rs

@@ -1,53 +1,11 @@
-use std::io::Write;
-#[cfg(unix)]
-use std::os::fd::{AsRawFd, RawFd};
-#[cfg(windows)]
-use std::os::windows::io::{AsRawHandle, RawHandle};
-
-use tracing::{Level, Subscriber, debug};
+use tracing::{Level, Subscriber};
 use tracing_subscriber::{
     Layer,
     filter::{Filtered, Targets},
     fmt::format,
     registry::LookupSpan,
 };
 
-#[derive(Debug)]
-pub(crate) struct TermWriter<W> {
-    pub(crate) debug: bool,
-    pub(crate) writer: Box<W>,
-}
-
-impl<W: Write> Write for TermWriter<W> {
-    fn write(&mut self, buf: &[u8]) -> std::io::Result<usize> {
-        if !self.debug {
-            self.writer.write(buf)?;
-        }
-        debug!("{}", String::from_utf8_lossy(buf).trim());
-        Ok(buf.len())
-    }
-
-    fn flush(&mut self) -> std::io::Result<()> {
-        if !self.debug {
-            self.writer.flush()?;
-        }
-        Ok(())
-    }
-}
-
-#[cfg(unix)]
-impl<W: AsRawFd> AsRawFd for TermWriter<W> {
-    fn as_raw_fd(&self) -> RawFd {
-        self.writer.as_raw_fd()
-    }
-}
-#[cfg(windows)]
-impl<W: AsRawHandle> AsRawHandle for TermWriter<W> {
-    fn as_raw_handle(&self) -> RawHandle {
-        self.writer.as_raw_handle()
-    }
-}
-
 type DebugLayer<S> = Filtered<
     tracing_subscriber::fmt::Layer<S, format::DefaultFields, format::Format<format::Full, ()>>,
     Targets,