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mojo-envoy
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| #/usr/bin/env perl | |
| use Mojolicious::Lite -signatures; | |
| # Template with browser-side code | |
| get '/' => 'index'; | |
| # WebSocket echo service | |
| websocket '/echo' => sub ($c) { | |
| # Opened | |
| $c->app->log->debug('WebSocket opened'); | |
| # Increase inactivity timeout for connection a bit | |
| $c->inactivity_timeout(300); | |
| # Incoming message | |
| $c->on(message => sub ($c, $msg) { | |
| $c->send("echo: $msg"); | |
| }); | |
| # Closed | |
| $c->on(finish => sub ($c, $code, $reason = undef) { | |
| $c->app->log->debug("WebSocket closed with status $code"); | |
| }); | |
| }; | |
| app->start; | |
| __DATA__ | |
| @@ index.html.ep | |
| <!DOCTYPE html> | |
| <html> | |
| <head><title>Echo</title></head> | |
| <body> | |
| <script> | |
| var ws = new WebSocket('<%= url_for('echo')->to_abs %>'); | |
| // Incoming messages | |
| ws.onmessage = function (event) { | |
| document.body.innerHTML += event.data + '<br/>'; | |
| }; | |
| // Outgoing messages | |
| ws.onopen = function (event) { | |
| window.setInterval(function () { ws.send('Hello Mojo!') }, 1000); | |
| }; | |
| </script> | |
| </body> | |
| </html> |
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| version: "3" | |
| services: | |
| mojo: | |
| build: . | |
| ports: | |
| - "3000" | |
| networks: | |
| - envoymesh | |
| envoy: | |
| image: envoyproxy/envoy-dev | |
| command: /usr/local/bin/envoy -c /envoy.yaml | |
| ports: | |
| - "10000:10000" | |
| - "18081:18081" | |
| networks: | |
| - envoymesh | |
| volumes: | |
| - "./envoy.yaml:/envoy.yaml:ro" | |
| networks: | |
| envoymesh: |
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| FROM perl:5.32-slim-buster | |
| RUN cpanm -nq Mojolicious | |
| COPY app.pl / | |
| CMD ["/usr/local/bin/perl", "/app.pl", "daemon", "-l", "http://*:8080"] |
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| static_resources: | |
| listeners: | |
| - name: listener_0 | |
| address: | |
| socket_address: { address: 0.0.0.0, port_value: 10000 } | |
| filter_chains: | |
| - filters: | |
| - name: envoy.filters.network.http_connection_manager | |
| typed_config: | |
| "@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager | |
| codec_type: auto | |
| stat_prefix: index_http | |
| route_config: | |
| name: local_route | |
| virtual_hosts: | |
| - name: service | |
| domains: ["*"] | |
| routes: | |
| - match: | |
| prefix: "/" | |
| route: | |
| cluster: local_service | |
| upgrade_configs: | |
| - upgrade_type: websocket | |
| http_filters: | |
| - name: envoy.filters.http.router | |
| typed_config: | |
| clusters: | |
| - name: local_service | |
| connect_timeout: 0.25s | |
| type: strict_dns | |
| lb_policy: round_robin | |
| load_assignment: | |
| cluster_name: local_service | |
| endpoints: | |
| - lb_endpoints: | |
| - endpoint: | |
| address: | |
| socket_address: { address: mojo, port_value: 8080 } | |
| admin: | |
| access_log_path: "/dev/null" | |
| address: | |
| socket_address: { address: 0.0.0.0, port_value: 18081 } |
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