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remove atomics / bulk-memory requirement

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Toshit Chawda 2024-09-07 10:59:31 -07:00
parent f5b50bcc98
commit cc21e6c4a2
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3 changed files with 5 additions and 15 deletions
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6
README.md
View file

@ -2,7 +2,7 @@
Epoxy is an encrypted proxy for browser javascript. It allows you to make requests that bypass CORS without compromising security, by running SSL/TLS inside webassembly.
## Using the client
Epoxy must be served with the [security headers needed for `SharedArrayBuffer`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer#security_requirements). Here is a simple usage example:
Here is a simple usage example:
```javascript
import epoxy from "./epoxy-module-bundled.js";
@ -37,7 +37,7 @@ In the `client` directory:
bash build.sh
```
To host a local server with the required headers:
To host a local server:
```
python3 serve.py
python3 -m http.server
```

4
client/build.sh
View file

@ -12,7 +12,7 @@ else
CARGOFLAGS=""
fi
RUSTFLAGS='-C target-feature=+atomics,+bulk-memory -Zlocation-detail=none' cargo build --target wasm32-unknown-unknown -Z build-std=panic_abort,std -Z build-std-features=panic_immediate_abort,optimize_for_size --release $CARGOFLAGS "$@"
RUSTFLAGS='-Zlocation-detail=none' cargo build --target wasm32-unknown-unknown -Z build-std=panic_abort,std -Z build-std-features=panic_immediate_abort,optimize_for_size --release $CARGOFLAGS "$@"
echo "[epx] cargo finished"
wasm-bindgen --target web --out-dir out/ ../target/wasm32-unknown-unknown/release/epoxy_client.wasm
echo "[epx] wasm-bindgen finished"
@ -27,7 +27,7 @@ if [ "${RELEASE:-0}" = "1" ]; then
mv out/epoxy_client_bg.wasm out/epoxy_client_unoptimized.wasm
(
G="--generate-global-effects"
time wasm-opt $WASMOPTFLAGS --enable-threads --enable-bulk-memory \
time wasm-opt $WASMOPTFLAGS \
out/epoxy_client_unoptimized.wasm -o out/epoxy_client_bg.wasm \
--converge \
$G --type-unfinalizing $G --type-ssa $G -O4 $G --flatten $G --rereloop $G -O4 $G -O4 $G --type-merging $G --type-finalizing $G -O4 \

10
client/serve.py
View file

@ -1,10 +0,0 @@
from http.server import HTTPServer, SimpleHTTPRequestHandler, test
import sys
class RequestHandler (SimpleHTTPRequestHandler):
def end_headers (self):
self.send_header('Cross-Origin-Opener-Policy', 'same-origin')
self.send_header('Cross-Origin-Embedder-Policy', 'require-corp')
SimpleHTTPRequestHandler.end_headers(self)
test(RequestHandler, HTTPServer, port=int(sys.argv[1]) if len(sys.argv) > 1 else 8000)