MeiliSearch/.github/scripts/is-latest-release.sh

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#!/bin/sh
# Used in our CIs to publish the latest Docker image.
# Checks if the current tag ($GITHUB_REF) corresponds to the latest release tag on GitHub
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# Returns "true" or "false" (as a string).
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GITHUB_API='https://api.github.com/repos/meilisearch/meilisearch/releases'
PNAME='meilisearch'
# FUNCTIONS
# Returns the version of the latest stable version of Meilisearch by setting the $latest variable.
get_latest() {
# temp_file is needed because the grep would start before the download is over
temp_file=$(mktemp -q /tmp/$PNAME.XXXXXXXXX)
latest_release="$GITHUB_API/latest"
if [ $? -ne 0 ]; then
echo "$0: Can't create temp file."
exit 1
fi
if [ -z "$GITHUB_PAT" ]; then
curl -s "$latest_release" > "$temp_file" || return 1
else
curl -H "Authorization: token $GITHUB_PAT" -s "$latest_release" > "$temp_file" || return 1
fi
latest="$(cat "$temp_file" | grep '"tag_name":' | cut -d ':' -f2 | tr -d '"' | tr -d ',' | tr -d ' ')"
rm -f "$temp_file"
return 0
}
# MAIN
current_tag="$(echo $GITHUB_REF | tr -d 'refs/tags/')"
get_latest
if [ "$current_tag" != "$latest" ]; then
# The current release tag is not the latest
echo "false"
else
# The current release tag is the latest
echo "true"
fi
exit 0