70 lines
1.9 KiB
Bash
Executable file
70 lines
1.9 KiB
Bash
Executable file
#!/bin/sh
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# This script requires an OCI IMAGE Name to pull.
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# The script generates a SOURCE Image based on the OCI Image
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# Script must be executed on the same OS or newer as the image.
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IMAGE=$1
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SRC_RPM_DIR=SRCRPMS
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SRC_IMAGE=$1-src
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CONTEXT_DIR=$2
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EXTRA_SRC_DIR=$3
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IMAGE_CTR=$(buildah from ${IMAGE})
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IMAGE_MNT=$(buildah mount ${IMAGE_CTR})
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SRC_CTR=$(buildah from scratch)
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SRC_MNT=$(buildah mount ${SRC_CTR})
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#
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# From the executable image, get the RELEASEVER of the image
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#
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RELEASE=$(rpm -q --queryformat "%{VERSION}\n" --root $IMAGE_MNT -f /etc/os-release)
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#
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# From the executable image, list the SRC RPMS used to build the image
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#
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SRC_RPMS=$(rpm -qa --root ${IMAGE_MNT} --queryformat '%{SOURCERPM}\n' | grep -v '^gpg-pubkey' | sort -u)
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#
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# Create directory in source container image for RPMS
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#
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mkdir -p ${SRC_RPM_DIR} ${SRC_MNT}/RPMS
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#
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# For each SRC_RPMS used to build the executable image, download the SRC RPM
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# and generate a layer in the SRC RPM.
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#
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(cd ${SRC_RPM_DIR};
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set -x
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for i in ${SRC_RPMS}; do
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if [ ! -f $i ]; then
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RPM=$(echo $i | sed 's/.src.rpm$//g')
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dnf download --release $RELEASE --source $RPM || continue
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fi
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cp $i $SRC_MNT/RPMS
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buildah commit $SRC_CTR $i
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done
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)
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#
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# If the caller specified a context directory,
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# add it to the CONTEXT DIR in SRC IMAGE
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#
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if [ ! -z "${CONTEXT_DIR}" ]; then
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cp -R ${CONTEXT_DIR} ${SRC_MNT}/CONTEXT
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buildah commit $SRC_CTR $1_$(echo $(CONTEXT_DIR) | sed 's|/|_|g')
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fi
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#
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# If the caller specified a extra directory,
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# add it to the CONTEXT DIR in SRC IMAGE
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#
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if [ ! -z "${EXTRA_SRC_DIR}" ]; then
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cp -R ${EXTRA_SRC_DIR} ${SRC_MNT}/EXTRA
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buildah commit $SRC_CTR $1_$(echo $(EXTRA_SRC_DIR) | sed 's|/|_|g')
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fi
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#
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# Commit the SRC_CTR TO a SRC_IMAGE
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#
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buildah commit $SRC_CTR $SRC_IMAGE
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# Push SRC_IMAGE to Registry
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# buildah push $SRC_IMAGE REGISTRY_NAME/$SRC_IMAGE
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# Cleanup and remove containers
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buildah umount ${SRC_CTR} ${IMAGE_CTR}
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buildah rm ${SRC_CTR} ${IMAGE_CTR}
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