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Add ENV support to the generated site (polkadot-js#2450)
* WIP Add ENV support to the generated site * At that point, the ENV make it as JS script inside the container but are not picked up yet * Fix code to fetch WS_URL from our imported ENV * Cleanup * Fix Dockerfile and add doc * Cleanup of the shell script
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@@ -1 +1,3 @@ | ||
node_modules | ||
build | ||
.git |
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# You can define all your ENV in such a file and run docker as: | ||
# docker run ... --env-file .env ... | ||
WS_URL=ws://localhost:9944 | ||
POLKADOT_UI_SAMPLE=42 |
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@@ -18,4 +18,5 @@ npm-debug.log* | |
yarn-debug.log* | ||
yarn-error.log* | ||
.idea/ | ||
env-config.js | ||
NOTES.md |
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user nginx; | ||
worker_processes 1; | ||
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error_log /var/log/nginx/error.log warn; | ||
pid /var/run/nginx.pid; | ||
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events { | ||
worker_connections 1024; | ||
} | ||
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http { | ||
include /etc/nginx/mime.types; | ||
default_type application/octet-stream; | ||
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log_format main '$remote_addr - $remote_user [$time_local] "$request" ' | ||
'$status $body_bytes_sent "$http_referer" ' | ||
'"$http_user_agent" "$http_x_forwarded_for"'; | ||
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access_log /var/log/nginx/access.log main; | ||
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sendfile on; | ||
#tcp_nopush on; | ||
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keepalive_timeout 65; | ||
gzip on; | ||
include /etc/nginx/conf.d/*.conf; | ||
} |
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#!/bin/bash | ||
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# This script is used when the docker container starts and does the magic to | ||
# bring the ENV variables to the generated static UI. | ||
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TARGET=./env-config.js | ||
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# Recreate config file | ||
echo -n > $TARGET | ||
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declare -a vars=( | ||
"WS_URL" | ||
"SAMPLE" | ||
) | ||
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echo "window.process_env = {" >> $TARGET | ||
for VAR in ${vars[@]}; do | ||
echo " $VAR: \"${!VAR}\"," >> $TARGET | ||
done | ||
echo "}" >> $TARGET |
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