52 lines
1.1 KiB
Plaintext
52 lines
1.1 KiB
Plaintext
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#!/bin/sh
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# A sample pre-build hook
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#
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# Checks:
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# 1. We have a clean checkout
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# 2. A remote is configured
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# 3. The branch has been pushed to the remote
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# 4. The version we are deploying matches the remote
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#
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# These environment variables are available:
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# KAMAL_RECORDED_AT
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# KAMAL_PERFORMER
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# KAMAL_VERSION
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# KAMAL_HOSTS
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# KAMAL_ROLE (if set)
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# KAMAL_DESTINATION (if set)
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if [ -n "$(git status --porcelain)" ]; then
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echo "Git checkout is not clean, aborting..." >&2
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git status --porcelain >&2
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exit 1
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fi
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first_remote=$(git remote)
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if [ -z "$first_remote" ]; then
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echo "No git remote set, aborting..." >&2
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exit 1
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fi
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current_branch=$(git branch --show-current)
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if [ -z "$current_branch" ]; then
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echo "Not on a git branch, aborting..." >&2
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exit 1
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fi
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remote_head=$(git ls-remote $first_remote --tags $current_branch | cut -f1)
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if [ -z "$remote_head" ]; then
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echo "Branch not pushed to remote, aborting..." >&2
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exit 1
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fi
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if [ "$KAMAL_VERSION" != "$remote_head" ]; then
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echo "Version ($KAMAL_VERSION) does not match remote HEAD ($remote_head), aborting..." >&2
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exit 1
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fi
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exit 0
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