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59 lines
1.2 KiB
Markdown
59 lines
1.2 KiB
Markdown
# Oracle Functions Load Balance example using Caddy
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Simple example of Oracle Functions load balancer using Caddy Server
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## Run Oracle Functions
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Start the Oracle Functions instances
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Ref: https://github.com/treeder/functions/blob/master/README.md#start-the-functions-api
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## Configure environment variable
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Pass the host and port of Oracle Functions instances in environment variables,
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this example uses three Oracle Functions instances.
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```sh
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export LB_HOST01="172.17.0.1:8080"
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export LB_HOST02="172.17.0.1:8081"
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export LB_HOST03="172.17.0.1:8082"
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```
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Note: Caddy doesn't support multiple hosts in only one variable.
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## Run Caddy
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```sh
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docker run --rm \
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-v $PWD/Caddyfile:/etc/Caddyfile \
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-e LB_HOST01=$LB_HOST01 -e LB_HOST02=$LB_HOST02 -e LB_HOST03=$LB_HOST03 \
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-p 9000:9000 \
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abiosoft/caddy
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```
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## Execute a function
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Follow the Quick-Start steps replacing the example hosts by the Caddy host (localhost:9000)
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https://github.com/treeder/functions/blob/master/README.md#quick-start
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## Docker Compose example
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This is an additional example.
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```sh
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docker-compose up
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```
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## Caddy Reference:
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* https://github.com/mholt/caddy
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* https://caddyserver.com/
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