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https://github.com/tahoe-lafs/tahoe-lafs.git
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25eb3ca262
There is apparently no CIRCLE_PR_REPONAME set in the runtime environment, either, despite what the docs say.
27 lines
1.1 KiB
Bash
27 lines
1.1 KiB
Bash
# Run a command, enabling cache writes to cachix if possible. The command is
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# accepted as a variable number of positional arguments (like argv).
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function cache_if_able() {
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# The `cachix watch-exec ...` does our cache population. When it sees
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# something added to the store (I guess) it pushes it to the named cache.
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#
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# We can only *push* to it if we have a CACHIX_AUTH_TOKEN, though.
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# in-repo jobs will get this from CircleCI configuration but jobs from
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# forks may not.
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echo "Building PR from user/org: ${CIRCLE_PROJECT_USERNAME}"
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if [ -v CACHIX_AUTH_TOKEN ]; then
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echo "Cachix credentials present; will attempt to write to cache."
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cachix watch-exec "${CACHIX_NAME}" -- "$@"
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else
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# If we're building a from a forked repository then we're allowed to
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# not have the credentials (but it's also fine if the owner of the
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# fork supplied their own).
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if [ "${CIRCLE_PROJECT_USERNAME}" == "tahoe-lafs" ]; then
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echo "Required credentials (CACHIX_AUTH_TOKEN) are missing."
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return 1
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else
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echo "Cachix credentials missing; will not attempt cache writes."
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"$@"
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fi
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fi
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}
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