81 lines
2.7 KiB
Bash
Executable File
81 lines
2.7 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2019 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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################################################################################
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# usage: image-post-create-config.sh BUILD_DIR
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# This program runs after a new image is created and:
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# 1. Creates a snapshot of the image named "new"
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# 2. Modifies the image to use 2 vCPU
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# 3. Creates a snapshot of the image named "2cpu"
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# 4. Attaches the ISO build/images/cloudinit/cidata.iso
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################################################################################
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set -o errexit
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set -o nounset
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set -o pipefail
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[[ -n ${DEBUG:-} ]] && set -o xtrace
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if [ "${#}" -ne "1" ]; then
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echo "usage: ${0} BUILD_DIR" 1>&2
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exit 1
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fi
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VM_RUN="${VM_RUN:-$(command -v vmrun 2>/dev/null)}"
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if [ ! -e "${VM_RUN}" ] || [ ! -x "${VM_RUN}" ]; then
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echo "vmrun must be in \$PATH or specified by \$VM_RUN" 1>&2
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exit 1
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fi
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VM_RUN_DIR="$(dirname "${VM_RUN}")"
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export PATH="${VM_RUN_DIR}:${PATH}"
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# Get the path of the VMX file.
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VMX_FILE=$(/bin/ls "${1-}"/*.vmx)
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create_snapshot() {
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snapshots="$(vmrun listSnapshots "${VMX_FILE}" 2>/dev/null)"
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if [[ ${snapshots} = *${1-}* ]]; then
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echo "image-post-create-config: skip snapshot '${1-}'; already exists"
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else
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echo "image-post-create-config: create snapshot '${1-}'"
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vmrun snapshot "${VMX_FILE}" "${1-}"
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fi
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}
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create_snapshot new
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if grep -q 'numvcpus = "2"' "${VMX_FILE}"; then
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echo "image-post-create-config: skipping cpu update; already 2"
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else
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echo "image-post-create-config: update cpu count to 2"
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sed -i.bak -e 's/numvcpus = "1"/numvcpus = "2"/' -e 's/cpuid.corespersocket = "1"/cpuid.corespersocket = "2"/' "${VMX_FILE}"
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create_snapshot 2cpu
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fi
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if grep -q 'guestinfo.userdata' "${VMX_FILE}"; then
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echo "image-post-create-config: skipping cloud-init data; already exists"
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else
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echo "image-post-create-config: insert cloud-init data"
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CIDATA_DIR="$(dirname "${BASH_SOURCE[0]}")/../cloudinit"
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cat <<EOF >>"${VMX_FILE}"
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guestinfo.userdata = "$({ base64 -w0 || base64; } 2>/dev/null <"${CIDATA_DIR}/user-data")"
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guestinfo.userdata.encoding = "base64"
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guestinfo.metadata = "$({ base64 -w0 || base64; } 2>/dev/null <"${CIDATA_DIR}/meta-data")"
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guestinfo.metadata.encoding = "base64"
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EOF
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create_snapshot cloudinit
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fi
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