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adjust supercronic download to allow multiarch builds - #1053
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This was referenced Jul 6, 2023
guidopetri
marked this pull request as ready for review
July 7, 2023 01:20
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mockdeep
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Jul 7, 2023
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This all looks pretty reasonable to me. Since we've moved to GoodJob, we might eventually be able to use their repeating jobs support, but I think it makes sense to get this working for now. @hozza do you want to take a look before I merge this? |
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thanks @guidopetri! |
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The download of
supercronicin the Dockerfile hardcodesamd64as the architecture, but we can make it flexible to allow for multiarch builds.For this purpose I added all three of the SHA1SUMs and just select the "correct" one to use based on the
ARCHbuild argument (which has a default ofamd64).This built successfully for me with the command:
(as well as
armandamd64)I changed the shell that executes the Dockerfile to bash to take advantage of the
${!ENV_VAR_CONTAINING_OTHER_ENV_VAR_NAME}construction - theSUPERCRONIC_SHA1SUMarg contains one ofSUPERCRONIC_{amd64,arm,arm64}_SHA1SUM, and we need to evaluate this value as an env var. The easiest way to do this with/bin/shseems to beeval echo \$$SUPERCRONIC_SHA1SUM, but that's a bit unsafe since we're usingevalso I selected to switch to bash instead.