nginx setup

echo.pac

// This is a proxy config file that echos the requested server ip and port, by
// using nginx SSIs. Generated on: <!--# echo var="date_local" -->

function FindProxyForURL(url, host) {
    // These values are derived from the current request's server/port.
    var prefix = 'http://' + '<!--# echo var="arg_prefix" default="reachclient" -->';
    var proxyhost = '<!--# echo var="server_addr" default="dev.pondr.in" -->';
    var proxyport = '<!--# echo var="server_port" default="8000" -->'
    
    if (url.substring(0, prefix.length) === prefix) {
        return "PROXY " + proxyhost + ":" + proxyport;
    } else {
        return "DIRECT";
    }
}

gzip.conf

gzip on;
gzip_proxied any;
gzip_min_length 1100;
gzip_comp_level 3;
gzip_disable "msie6";
gzip_types
    # text/html is always compressed by HttpGzipModule
    application/atom+xml
    application/javascript
    application/json
    application/pdf
    application/rss+xml
    application/vnd.ms-fontobject
    application/x-javascript
    application/xml
    application/xml+rss
    font/opentype
    font/truetype
    image/svg+xml
    text/css
    text/javascript
    text/plain
    text/x-component
    text/xml;

nginx.conf

events {}

http {
    server {
        listen 80;

        server_name reachclient.dev.mr.tv3cloud.com;
        root MRGIT/ReachClient/Web/builds/private;
        index Landing.html;

        location ~ \.ts$ {
            root MRGIT/ReachClient/Web;
        }

        expires off;
        add_header X-MEDIAFIRST-DEVELOPER-BUILD 'httpd $document_root';
    }

    server {
        listen 8000;

        server_name reachclient.dev.mr.tv3cloud.com;
        root MRGIT/ReachClient/Web/builds/private;
        index Landing.html;

        location ~ \.ts$ {
            root MRGIT/ReachClient/Web;
        }

        location ~ /\w+\.pac$ {
            root nginx;
            ssi on;
            ssi_types text/plain;
        }

        expires off;
        add_header X-MEDIAFIRST-DEVELOPER-BUILD 'proxy $document_root';

        proxy_pass_header Accept;
        proxy_pass_header Server;
        proxy_http_version 1.1;
    }

    access_log /tmp/nginx-access.log combined;
    error_log /tmp/nginx-error.log debug;

    include /usr/local/etc/nginx/mime.types;
    include gzip.conf;
}

nginx.sh

#!/bin/bash -eu
# https://gist.github.com/isao/24ef4278764fd6c5e8ac

#
#   functions
#

err() {
    echo "error: $2" >&2
    exit $1
}

get_this_files_dir()
{
    if [[ -h $0 ]]
    then
        # follow symlink. TODO: follow until !-h
        (cd $(dirname $(readlink "$0")) && pwd)
    else
        (cd "$(dirname $0)" && pwd)
    fi
}

init_log_files()
{
    for i in $@
    do
        > $i
        chmod a+rw "$i"
    done
}

#
#   vars
#

# main config to use to start/stop/reload nginx
CONFNAME=nginx.conf

# $0: ./nginx/run.sh
# $_dir: /Users/isao/work/nginx
_DIR_=$(get_this_files_dir $0)

# use the path to this file's parent dir for nginx's --prefix. nginx server root
# paths can be relative to this.
# $prefix: /Users/isao/work
prefix=$(dirname "$_DIR_")

# use the path to this file's dir to find configs. configs included in the
# nginx.conf can be relative to this.
# here
# $config: /Users/isao/work/nginx/nginx.conf
config="$_DIR_/$CONFNAME"

#
#   checks
#

[[ -r $config ]] || err 1 "$CONFNAME not found, expected in $thisdir"
[[ $(whoami) = root ]] || err 3 "must run as root"

# check if already running
[[ ! -n $@ ]] && pgrep -f $config >/dev/null && \
   err 7 "Already running $config. Did you mean '`basename $0` -s reload'?"

echo "* /etc/hosts \c"
egrep ^127.0.0.1 /etc/hosts | egrep -v 'localhost$' || err 5 'missing host entry'

#
#   main
#

# echo this script's shell commands
set -x

init_log_files $(egrep '_log /' "$config" | awk '{print $2}')

# exec nginx, passthru args to script like: -s reload
nginx -p "$prefix" -c "$config" $@

# tail logs
#tail -Fn 0 "$ACCESSLOG" "$ERRORLOG"