Iain Sproat
24 lines
844 B
Bash
Executable File
24 lines
844 B
Bash
Executable File
#!/bin/bash
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set -eo pipefail
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if [[ "${CIRCLE_TAG}" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
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echo "${CIRCLE_TAG}"
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exit 0
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fi
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# shellcheck disable=SC2068,SC2046
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LAST_RELEASE="$(git describe --always --tags $(git rev-list --tags) | grep -E '^[0-9]+\.[0-9]+\.[0-9]+$' | head -n 1)"
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NEXT_RELEASE="$(echo "${LAST_RELEASE}" | awk -F. -v OFS=. '{$NF += 1 ; print}')"
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if [[ "${CIRCLE_BRANCH}" == "main" ]]; then
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echo "${NEXT_RELEASE}-alpha.${CIRCLE_BUILD_NUM}"
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exit 0
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fi
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# docker has a 128 character tag limit, so ensuring the branch name will be short enough
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# helm uses semver 2, only valid characters are a-zA-Z0-9 and hyphen '-'
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# shellcheck disable=SC2034
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BRANCH_NAME_TRUNCATED="$(echo "${CIRCLE_BRANCH}" | cut -c -50 | sed 's/[^a-zA-Z0-9.-]/-/g')"
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echo "${NEXT_RELEASE}-branch.${BRANCH_NAME_TRUNCATED}.${CIRCLE_BUILD_NUM}"
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exit 0
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