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Merge pull request 'reverse-proxy.md: Added healthcheck examples' (#505) from jpds/garage:doc-healthchecks into main

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Reviewed-on: Deuxfleurs/garage#505
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132
doc/book/cookbook/reverse-proxy.md
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@ -168,40 +168,65 @@ Here is [a basic configuration file](https://doc.traefik.io/traefik/https/acme/#
### Add Garage service ### Add Garage service
To add Garage on Traefik you should declare a new service using its IP address (or hostname) and port: To add Garage on Traefik you should declare two new services using its IP
address (or hostname) and port, these are used for the S3, and web components
of Garage:
```toml ```toml
[http.services] [http.services]
[http.services.my_garage_service.loadBalancer] [http.services.garage-s3-service.loadBalancer]
[[http.services.my_garage_service.loadBalancer.servers]] [[http.services.garage-s3-service.loadBalancer.servers]]
url = "http://xxx.xxx.xxx.xxx" url = "http://xxx.xxx.xxx.xxx"
port = 3900 port = 3900
[http.services.garage-web-service.loadBalancer]
[[http.services.garage-web-service.loadBalancer.servers]]
url = "http://xxx.xxx.xxx.xxx"
port = 3902
``` ```
It's possible to declare multiple Garage servers as back-ends: It's possible to declare multiple Garage servers as back-ends:
```toml ```toml
[http.services] [http.services]
[[http.services.my_garage_service.loadBalancer.servers]] [[http.services.garage-s3-service.loadBalancer.servers]]
url = "http://xxx.xxx.xxx.xxx" url = "http://xxx.xxx.xxx.xxx"
port = 3900 port = 3900
[[http.services.my_garage_service.loadBalancer.servers]] [[http.services.garage-s3-service.loadBalancer.servers]]
url = "http://yyy.yyy.yyy.yyy" url = "http://yyy.yyy.yyy.yyy"
port = 3900 port = 3900
[[http.services.my_garage_service.loadBalancer.servers]] [[http.services.garage-s3-service.loadBalancer.servers]]
url = "http://zzz.zzz.zzz.zzz" url = "http://zzz.zzz.zzz.zzz"
port = 3900 port = 3900
[[http.services.garage-web-service.loadBalancer.servers]]
url = "http://xxx.xxx.xxx.xxx"
port = 3902
[[http.services.garage-web-service.loadBalancer.servers]]
url = "http://yyy.yyy.yyy.yyy"
port = 3902
[[http.services.garage-web-service.loadBalancer.servers]]
url = "http://zzz.zzz.zzz.zzz"
port = 3902
``` ```
Traefik can remove unhealthy servers automatically with [a health check configuration](https://doc.traefik.io/traefik/routing/services/#health-check): Traefik can remove unhealthy servers automatically with [a health check configuration](https://doc.traefik.io/traefik/routing/services/#health-check):
``` ```
[http.services] [http.services]
[http.services.my_garage_service.loadBalancer] [http.services.garage-s3-service.loadBalancer]
[http.services.my_garage_service.loadBalancer.healthCheck] [http.services.garage-s3-service.loadBalancer.healthCheck]
path = "/" path = "/health"
interval = "60s" port = "3903"
timeout = "5s" #interval = "15s"
#timeout = "2s"
[http.services.garage-web-service.loadBalancer]
[http.services.garage-web-service.loadBalancer.healthCheck]
path = "/health"
port = "3903"
#interval = "15s"
#timeout = "2s"
``` ```
### Adding a website ### Adding a website
@ -210,10 +235,15 @@ To add a new website, add the following declaration to your Traefik configuratio
```toml ```toml
[http.routers] [http.routers]
[http.routers.garage-s3]
rule = "Host(`s3.example.org`)"
service = "garage-s3-service"
entryPoints = ["websecure"]
[http.routers.my_website] [http.routers.my_website]
rule = "Host(`yoururl.example.org`)" rule = "Host(`yoururl.example.org`)"
service = "my_garage_service" service = "garage-web-service"
entryPoints = ["web"] entryPoints = ["websecure"]
``` ```
Enable HTTPS access to your website with the following configuration section ([documentation](https://doc.traefik.io/traefik/https/overview/)): Enable HTTPS access to your website with the following configuration section ([documentation](https://doc.traefik.io/traefik/https/overview/)):
@ -226,7 +256,7 @@ Enable HTTPS access to your website with the following configuration section ([d
... ...
``` ```
### Adding gzip compression ### Adding compression
Add the following configuration section [to compress response](https://doc.traefik.io/traefik/middlewares/http/compress/) using [gzip](https://developer.mozilla.org/en-US/docs/Glossary/GZip_compression) before sending them to the client: Add the following configuration section [to compress response](https://doc.traefik.io/traefik/middlewares/http/compress/) using [gzip](https://developer.mozilla.org/en-US/docs/Glossary/GZip_compression) before sending them to the client:
@ -234,10 +264,10 @@ Add the following configuration section [to compress response](https://doc.traef
[http.routers] [http.routers]
[http.routers.my_website] [http.routers.my_website]
... ...
middlewares = ["gzip_compress"] middlewares = ["compression"]
... ...
[http.middlewares] [http.middlewares]
[http.middlewares.gzip_compress.compress] [http.middlewares.compression.compress]
``` ```
### Add caching response ### Add caching response
@ -262,27 +292,54 @@ Traefik's caching middleware is only available on [entreprise version](https://d
entryPoint = "web" entryPoint = "web"
[http.routers] [http.routers]
[http.routers.garage-s3]
rule = "Host(`s3.example.org`)"
service = "garage-s3-service"
entryPoints = ["websecure"]
[http.routers.my_website] [http.routers.my_website]
rule = "Host(`yoururl.example.org`)" rule = "Host(`yoururl.example.org`)"
service = "my_garage_service" service = "garage-web-service"
middlewares = ["gzip_compress"] middlewares = ["compression"]
entryPoints = ["websecure"] entryPoints = ["websecure"]
[http.services] [http.services]
[http.services.my_garage_service.loadBalancer] [http.services.garage-s3-service.loadBalancer]
[http.services.my_garage_service.loadBalancer.healthCheck] [http.services.garage-s3-service.loadBalancer.healthCheck]
path = "/" path = "/health"
interval = "60s" port = "3903"
timeout = "5s" #interval = "15s"
[[http.services.my_garage_service.loadBalancer.servers]] #timeout = "2s"
[http.services.garage-web-service.loadBalancer]
[http.services.garage-web-service.loadBalancer.healthCheck]
path = "/health"
port = "3903"
#interval = "15s"
#timeout = "2s"
[[http.services.garage-s3-service.loadBalancer.servers]]
url = "http://xxx.xxx.xxx.xxx" url = "http://xxx.xxx.xxx.xxx"
[[http.services.my_garage_service.loadBalancer.servers]] port = 3900
[[http.services.garage-s3-service.loadBalancer.servers]]
url = "http://yyy.yyy.yyy.yyy" url = "http://yyy.yyy.yyy.yyy"
[[http.services.my_garage_service.loadBalancer.servers]] port = 3900
[[http.services.garage-s3-service.loadBalancer.servers]]
url = "http://zzz.zzz.zzz.zzz" url = "http://zzz.zzz.zzz.zzz"
port = 3900
[[http.services.garage-web-service.loadBalancer.servers]]
url = "http://xxx.xxx.xxx.xxx"
port = 3902
[[http.services.garage-web-service.loadBalancer.servers]]
url = "http://yyy.yyy.yyy.yyy"
port = 3902
[[http.services.garage-web-service.loadBalancer.servers]]
url = "http://zzz.zzz.zzz.zzz"
port = 3902
[http.middlewares] [http.middlewares]
[http.middlewares.gzip_compress.compress] [http.middlewares.compression.compress]
``` ```
## Caddy ## Caddy
@ -291,15 +348,30 @@ Your Caddy configuration can be as simple as:
```caddy ```caddy
s3.garage.tld, *.s3.garage.tld { s3.garage.tld, *.s3.garage.tld {
reverse_proxy localhost:3900 192.168.1.2:3900 example.tld:3900 reverse_proxy localhost:3900 192.168.1.2:3900 example.tld:3900 {
health_uri /health
health_port 3903
#health_interval 15s
#health_timeout 5s
}
} }
*.web.garage.tld { *.web.garage.tld {
reverse_proxy localhost:3902 192.168.1.2:3902 example.tld:3902 reverse_proxy localhost:3902 192.168.1.2:3902 example.tld:3902 {
health_uri /health
health_port 3903
#health_interval 15s
#health_timeout 5s
}
} }
admin.garage.tld { admin.garage.tld {
reverse_proxy localhost:3903 reverse_proxy localhost:3903 {
health_uri /health
health_port 3903
#health_interval 15s
#health_timeout 5s
}
} }
``` ```