I want to pass secret arguments into the Docker build. The documentation for flyctl deploy says that arguments can be specified like this: --build-arg strings Set of build time variables in the form of NAME=VALUE pairs. Can be specified multiple times. The library I’m using suggests that I use…

Yep, only a local build will work at the moment for this style of secret. For something like a license key, though, it may not be the end of the world to use build arguments.

Secret docker build arguments

Questions / Help

jsierles June 8, 2022, 11:58pm 5

flyctl release v0.0.333 supports passing build secrets on the command line.

1 Like

RAILS_MASTER_KEY environment variable not getting fetched

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Secret docker build arguments

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