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https://github.com/optim-enterprises-bv/kubernetes.git
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fb3cfece9c
Explains how to fix problem, instead of saying "index" is an unbound reference. Problem happens when previous run of codecgen deleted all the outputs and then failed midway.
129 lines
3.9 KiB
Bash
Executable File
129 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2015 The Kubernetes Authors All rights reserved.
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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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set -o errexit
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set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
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source "${KUBE_ROOT}/hack/lib/init.sh"
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kube::golang::setup_env
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generated_files=($(
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find . -not \( \
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\( \
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-wholename './output' \
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-o -wholename './_output' \
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-o -wholename './release' \
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-o -wholename './target' \
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-o -wholename '*/third_party/*' \
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-o -wholename '*/Godeps/*' \
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\) -prune \
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\) -name '*.generated.go'))
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# Build codecgen binary from Godeps.
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function cleanup {
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rm -f "${CODECGEN:-}"
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}
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trap cleanup EXIT
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# Sort all files in the dependency order.
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number=${#generated_files[@]}
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for (( i=0; i<number; i++ )); do
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visited[${i}]=false
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done
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result=""
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# NOTE: depends function assumes that the whole repository is under
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# */k8s.io/kubernetes directory - it will NOT work if that is not true.
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function depends {
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file=${generated_files[$1]//\.generated\.go/.go}
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deps=$(go list -f "{{.Deps}}" ${file} | tr "[" " " | tr "]" " ")
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inputfile=${generated_files[$2]//\.generated\.go/.go}
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fullpath=$(readlink -f ${generated_files[$2]//\.generated\.go/.go})
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candidate=$(dirname "${fullpath}")
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result=false
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for dep in ${deps}; do
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if [[ ${candidate} = *${dep} ]]; then
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result=true
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fi
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done
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echo ${result}
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}
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function tsort {
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visited[$1]=true
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local j=0
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for (( j=0; j<number; j++ )); do
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if ! ${visited[${j}]}; then
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if $(depends "$1" ${j}); then
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tsort $j
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fi
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fi
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done
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result="${result} $1"
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}
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for (( i=0; i<number; i++ )); do
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if ! ${visited[${i}]}; then
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tsort ${i}
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fi
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done
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index=(${result})
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haveindex=${index:-}
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if [[ -z ${haveindex} ]]; then
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echo No files found for $0
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echo A previous run of $0 may have deleted all the files and then crashed.
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echo Use 'touch' to create files named 'types.generated.go' listed as deleted in 'git status'
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exit 1
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fi
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CODECGEN="${PWD}/codecgen_binary"
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godep go build -o "${CODECGEN}" github.com/ugorji/go/codec/codecgen
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# Running codecgen fails if some of the files doesn't compile.
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# Thus (since all the files are completely auto-generated and
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# not required for the code to be compilable, we first remove
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# them and the regenerate them.
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for (( i=0; i < number; i++ )); do
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rm -f "${generated_files[${i}]}"
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done
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# Generate files in the dependency order.
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for current in "${index[@]}"; do
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generated_file=${generated_files[${current}]}
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initial_dir=${PWD}
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file=${generated_file//\.generated\.go/.go}
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echo "codecgen processing ${file}"
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# codecgen work only if invoked from directory where the file
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# is located.
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pushd "$(dirname ${file})" > /dev/null
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base_file=$(basename "${file}")
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base_generated_file=$(basename "${generated_file}")
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# We use '-d 1234' flag to have a deterministic output everytime.
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# The constant was just randomly chosen.
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echo Running ${CODECGEN} -d 1234 -o "${base_generated_file}" "${base_file}"
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${CODECGEN} -d 1234 -o "${base_generated_file}" "${base_file}"
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# Add boilerplate at the begining of the generated file.
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sed 's/YEAR/2015/' "${initial_dir}/hack/boilerplate/boilerplate.go.txt" > "${base_generated_file}.tmp"
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cat "${base_generated_file}" >> "${base_generated_file}.tmp"
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mv "${base_generated_file}.tmp" "${base_generated_file}"
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echo "${generated_file} is regenerated."
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popd > /dev/null
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done
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