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Joao Gilberto Magalhaes 2019-07-21 19:06:48 -05:00
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README.md
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@ -21,6 +21,7 @@ The basic command line to run is:
docker run -d \ docker run -d \
--name easy-haproxy-container \ --name easy-haproxy-container \
-v /var/run/docker.sock:/var/run/docker.sock \ -v /var/run/docker.sock:/var/run/docker.sock \
-e DISCOVER="swarm|docker|static" \
# + Environment Variables \ # + Environment Variables \
# + ports mapped to the host \ # + ports mapped to the host \
byjg/easy-haproxy byjg/easy-haproxy
@ -31,12 +32,12 @@ The mapping to `/var/run/docker.sock` is necessary to discover the docker contai
The environment variables will setup the HAProxy. The environment variables will setup the HAProxy.
| Environment Variable | Description | | Environment Variable | Description |
|----------------------|--------------------------------------------------------------------| |----------------------|-------------------------------------------------------------------------------|
| DISCOVER | How `haproxy.cfg` will be created: `static`, `docker` or `swarm` | | DISCOVER | How `haproxy.cfg` will be created: `static`, `docker` or `swarm` |
| HAPROXY_USERNAME | The HAProxy username to the statistics. Default: `admin` | | HAPROXY_USERNAME | (Optional) The HAProxy username to the statistics. Default: `admin` |
| HAPROXY_PASSWORD | The HAProxy password to the statistics. If not set disable stats. | | HAPROXY_PASSWORD | The HAProxy password to the statistics. If not set disable stats. |
| HAPROXY_STATS_PORT | The HAProxy port to the statistics. Default: `1936` | | HAPROXY_STATS_PORT | (Optional) The HAProxy port to the statistics. Default: `1936` |
| HAPROXY_CUSTOMERRORS | If HAProxy will use custom HTML errors. true/false. Default: false | | HAPROXY_CUSTOMERRORS | (Optional) If HAProxy will use custom HTML errors. true/false. Default: false |
@ -77,11 +78,11 @@ Important: easyhaproxy needs to be in the same network of the containers or othe
| Tag | Description | | Tag | Description |
|---------------------------------------------|---------------------------------------------------------------------------------------------------------| |---------------------------------------------|---------------------------------------------------------------------------------------------------------|
| com.byjg.easyhaproxy.definitions | A Comma delimited list with the definitions. Each name requires the definition of the parameters below. | | com.byjg.easyhaproxy.definitions | A Comma delimited list with the definitions. Each name requires the definition of the parameters below. |
| com.byjg.easyhaproxy.port.<definition> | What is the port that the HAProxy will listen to. | | com.byjg.easyhaproxy.port.<definition> | (Optional) What is the port that the HAProxy will listen to. (Defaults to 80) |
| com.byjg.easyhaproxy.localport.<definition> | What is the port that the container is listening. (Defaults to 80) | | com.byjg.easyhaproxy.localport.<definition> | (Optional) What is the port that the container is listening. (Defaults to 80) |
| com.byjg.easyhaproxy.host.<definition> | What is the host that the HAProxy will listen to. | | com.byjg.easyhaproxy.host.<definition> | What is the host that the HAProxy will listen to. |
| com.byjg.easyhaproxy.redirect.<definition> | Host redirects from connections in the port defined above. | | com.byjg.easyhaproxy.redirect.<definition> | (Optional) Host redirects from connections in the port defined above. |
| com.byjg.easyhaproxy.sslcert.<definition> | Cert PEM Base64 encoded. | | com.byjg.easyhaproxy.sslcert.<definition> | (Optional) Cert PEM Base64 encoded. |
Note: if you are deploying a stack set labels at the `deploy` level: Note: if you are deploying a stack set labels at the `deploy` level:
@ -119,7 +120,8 @@ docker run \
-l com.byjg.easyhaproxy.port.admin=80 \ -l com.byjg.easyhaproxy.port.admin=80 \
-l com.byjg.easyhaproxy.localport.admin=3001 \ -l com.byjg.easyhaproxy.localport.admin=3001 \
-l com.byjg.easyhaproxy.host.admin=admin.byjg.com.br \ -l com.byjg.easyhaproxy.host.admin=admin.byjg.com.br \
.... .... \
some/myimage
``` ```
### Redirect Example: ### Redirect Example:
@ -158,7 +160,7 @@ easymapping:
- port: 8080 - port: 8080
hosts: hosts:
host3.com.br: domain:8181``` host3.com.br: domain:8181
``` ```
Running: Running:
@ -181,17 +183,33 @@ docker run \
# Handling SSL # Handling SSL
HaProxy can handle SSL for you. in this case add the parameter pointing to file containing You can attach a valid SSL certificate to the request.
the pem of certificates and key in only one file:
``` 1. First Create a single PEM file including CA.
- port: 443
ssl_cert: /etc/easyconfig/mycert.pem ```bash
hosts: cat cert.pem priv.pem > single.pem
host1.com.br: container:80
cat single.pem
-----BEGIN CERTIFICATE-----
MIIEvAIBADANBgkqhkiG9w0BAQEFAASCBKYwggSiAgEAAoIBAQC5ZheHqmBnEJP+
U9r1gxYWKLzdqrMrcxtQN6M1hIH9n0peuJeIrybdcV7sMbStMXI=
-----END CERTIFICATE-----
-----BEGIN PRIVATE KEY-----
MIIEojCCA4qgAwIBAgIUegW2BimwuL4RzRZ2WYkHA6U5nkAwDQYJKoZIhvcNAQEL
3j4wz8/I5fdsk090j4s5KA==
-----END PRIVATE KEY-----
``` ```
Important: Different certificates need to be handled in different entries. 2. Convert it to BASE64 in a single line:
```bash
cat single.pem | base64 -w0
```
3. Use this string to define the label `com.byjg.easyhaproxy.sslcert.<definition>`
# Setting Custom Errors # Setting Custom Errors