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68 lines
1.8 KiB
Bash
68 lines
1.8 KiB
Bash
#!/bin/bash
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# This script expects a mapping of services and ports in the SERVICES env var,
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# with one line per service containing "NAME PORT".
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# Other vars:
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# THRIMBLETRIMMER: Set non-empty to also serve thrimbletrimmer on /thrimbletrimmer
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# SEGMENTS: Set to path to segments dir to also serve segments dir on /segments
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# SSL: Set to path to file containing SSL cert and key, if any.
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generate_location() {
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# generate_location PATH URL
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# We indirect via a variable to prevent nginx from caching dns forever
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echo -e "\t\tlocation $1 { set \$name \"$2\"; proxy_pass \$name; }"
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}
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LOCATIONS=$(
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[ -n "$SERVICES" ] && echo "$SERVICES" | while read name port; do
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# restreamer is the catch-all
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[ "$name" == "restreamer" ] && generate_location / "http://restreamer:$port"
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# thrimshim takes any calls to thrimshim/
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[ "$name" == "thrimshim" ] && generate_location /thrimshim "http://thrimshim:$port"
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# all services have metrics under /metrics/SERVICE, except for thrimebletrimmer
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generate_location "/metrics/$name" "http://$name:$port/metrics"
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done
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[ -n "$THRIMBLETRIMMER" ] &&
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echo -e "\t\tlocation = / { return 301 /thrimbletrimmer/; }" &&
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echo -e "\t\tlocation /thrimbletrimmer { }"
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[ -n "$SEGMENTS" ] &&
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echo -e "\t\tlocation /segments/ { alias $SEGMENTS/; }"
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)
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[ -n "$SSL" ] && SSL_CONF=$(cat <<EOF
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server {
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listen 443 ssl;
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ssl_certificate $SSL;
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ssl_certificate_key $SSL;
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ssl_session_cache shared:SSL:10m;
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gzip on;
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gzip_comp_level 9;
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absolute_redirect off;
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$LOCATIONS
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}
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EOF
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)
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cat > /etc/nginx/nginx.conf <<EOF
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worker_processes auto;
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events {
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worker_connections 1024;
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}
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http {
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include /etc/nginx/mime.types;
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resolver 127.0.0.11 valid=10s;
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client_max_body_size 20M;
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$SSL_CONF
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server {
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listen 80;
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gzip on;
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gzip_comp_level 9;
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absolute_redirect off;
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$LOCATIONS
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}
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}
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EOF
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