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dockerfiles/kafka/arm/download-kafka.sh

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2018-07-27 20:55:18 +02:00
#!/bin/sh -e
# shellcheck disable=SC1091
source "/usr/bin/versions.sh"
FILENAME="kafka_${SCALA_VERSION}-${KAFKA_VERSION}.tgz"
## Versions prior to 0.10.2.1 are not actively mirrored
echo "Downloading kafka $MAJOR_VERSION.$MINOR_VERSION"
if [[ "$MAJOR_VERSION" == "0" && "$MINOR_VERSION" -lt "11" ]]; then
echo "Version prior to 0.10.2.1 - downloading direct"
url="https://archive.apache.org/dist/kafka/${KAFKA_VERSION}/${FILENAME}"
else
url=$(curl --stderr /dev/null "https://www.apache.org/dyn/closer.cgi?path=/kafka/${KAFKA_VERSION}/${FILENAME}&as_json=1" | jq -r '"\(.preferred)\(.path_info)"')
fi
if [[ -z "$url" ]]; then
echo "Unable to determine mirror for downloading Kafka, the service may be down"
exit 1
fi
echo "Downloading Kafka from $url"
wget "${url}" -O "/tmp/${FILENAME}"