From 971a28124f70fedacd6d2eb35125d328ba87df39 Mon Sep 17 00:00:00 2001
From: Blaise Thompson <blaise@untzag.com>
Date: Fri, 30 Oct 2020 12:19:25 -0500
Subject: compose version 3.3

---
 README.md          | 28 +++++++++++-----------------
 docker-compose.yml |  4 ++--
 2 files changed, 13 insertions(+), 19 deletions(-)

diff --git a/README.md b/README.md
index bcac4ad..9c839f9 100644
--- a/README.md
+++ b/README.md
@@ -2,24 +2,18 @@
 
 Documentation and source code for departmental mqtt server hosted at https://mosquitto.chem.wisc.edu.
 
-To run:
+To prepare (starting with Ubuntu 20.04)
 ```
-$ docker-compose up
+$ apt install docker.io
+$ apt install docker compose
 ```
 
-## mosquitto
-
-https://mosquitto.org/
-
-## influxdb
-
-https://www.influxdata.com/
+This machine needs the following ports to be open to the campus network:
+- 80 (http)
+- 1883 (mqtt)
+- 8086 (influxdb)
 
-## bridge daemon
-
-`write_influx.py`
-
-move service file to /etc/systemd/system/
-`systemctl enable write-influx.service`
-`systemctl start write-influx.service`
-now it will run forever
\ No newline at end of file
+To run:
+```
+$ docker-compose up --build
+```
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index 9444ddd..d5b0812 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,4 +1,4 @@
-version: '3.8'
+version: '3.3'
 
 services:
   broker:
@@ -19,7 +19,7 @@ services:
   web:
     build: ./web
     ports:
-      - 8080:80
+      - 80:80
     depends_on:
       - broker
       - db
-- 
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