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@@ -66,44 +66,6 @@ function finish {
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}
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trap finish EXIT
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# ensure_require_replace_directives_for_all_dependencies:
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# - ensures all existing 'require' directives have an associated 'replace' directive pinning a version
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# - adds explicit 'require' directives for all transitive dependencies
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# - adds explicit 'replace' directives for all require directives (existing 'replace' directives take precedence)
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function ensure_require_replace_directives_for_all_dependencies() {
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local local_tmp_dir
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local_tmp_dir=$(mktemp -d "${TMP_DIR}/pin_replace.XXXX")
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# collect 'require' directives that actually specify a version
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local require_filter='(.Version != null) and (.Version != "v0.0.0") and (.Version != "v0.0.0-00010101000000-000000000000")'
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# collect 'replace' directives that unconditionally pin versions (old=new@version)
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local replace_filter='(.Old.Version == null) and (.New.Version != null)'
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# Capture local require/replace directives before running any go commands that can modify the go.mod file
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local require_json="${local_tmp_dir}/require.json"
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local replace_json="${local_tmp_dir}/replace.json"
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go mod edit -json \
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| jq -r ".Require // [] | sort | .[] | select(${require_filter})" \
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> "${require_json}"
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go mod edit -json \
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| jq -r ".Replace // [] | sort | .[] | select(${replace_filter})" \
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> "${replace_json}"
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# Propagate root replace/require directives into staging modules, in case we are downgrading, so they don't bump the root required version back up
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for repo in $(kube::util::list_staging_repos); do
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(
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cd "staging/src/k8s.io/${repo}"
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jq -r '"-require \(.Path)@\(.Version)"' < "${require_json}" \
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| xargs -L 100 go mod edit -fmt
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jq -r '"-replace \(.Old.Path)=\(.New.Path)@\(.New.Version)"' < "${replace_json}" \
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| xargs -L 100 go mod edit -fmt
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)
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done
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# tidy to ensure require directives are added for indirect dependencies
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go mod tidy
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}
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function print_go_mod_section() {
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local directive="$1"
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local file="$2"
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@@ -180,210 +142,134 @@ function add_generated_comments() {
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go mod edit -fmt
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}
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# Phase 1: ensure go.mod files for staging modules and main module
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for repo in $(kube::util::list_staging_repos); do
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(
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cd "staging/src/k8s.io/${repo}"
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if [[ ! -f go.mod ]]; then
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kube::log::status "go.mod: initialize ${repo}" >&11
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rm -f Godeps/Godeps.json # remove before initializing, staging Godeps are not authoritative
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go mod init "k8s.io/${repo}"
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go mod edit -fmt
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fi
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)
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done
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if [[ ! -f go.mod ]]; then
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kube::log::status "go.mod: initialize k8s.io/kubernetes" >&11
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go mod init "k8s.io/kubernetes"
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rm -f Godeps/Godeps.json # remove after initializing
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fi
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# Phase 2: ensure staging repo require/replace directives
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kube::log::status "go.mod: update staging references" >&11
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function add_staging_replace_directives() {
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local path_to_staging_k8s_io="$1"
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# Prune
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go mod edit -json \
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| jq -r '.Require[]? | select(.Version == "v0.0.0") | "-droprequire \(.Path)"' \
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| xargs -L 100 go mod edit -fmt
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go mod edit -json \
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| jq -r '.Replace[]? | select(.New.Path | startswith("./staging/")) | "-dropreplace \(.Old.Path)"' \
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| jq -r '.Replace[]? | select(.New.Path | startswith("'"${path_to_staging_k8s_io}"'")) | "-dropreplace \(.Old.Path)"' \
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| xargs -L 100 go mod edit -fmt
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# Re-add
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kube::util::list_staging_repos \
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| while read -r X; do echo "-require k8s.io/${X}@v0.0.0"; done \
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| xargs -L 100 go mod edit -fmt
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kube::util::list_staging_repos \
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| while read -r X; do echo "-replace k8s.io/${X}=./staging/src/k8s.io/${X}"; done \
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| while read -r X; do echo "-replace k8s.io/${X}=${path_to_staging_k8s_io}/${X}"; done \
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| xargs -L 100 go mod edit -fmt
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}
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# === Capture go / godebug directives from root go.mod
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go_directive_value=$(grep '^go 1.' go.mod | awk '{print $2}' || true)
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if [[ -z "${go_directive_value}" ]]; then
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kube::log::error "root go.mod must have 'go 1.x.y' directive" >&22 2>&1
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exit 1
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fi
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godebug_directive_value=$(grep 'godebug default=go' go.mod | awk '{print $2}' || true)
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if [[ -z "${godebug_directive_value}" ]]; then
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kube::log::error "root go.mod must have 'godebug default=go1.x' directive" >&22 2>&1
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exit 1
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fi
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# Phase 3: capture required (minimum) versions from all modules, and replaced (pinned) versions from the root module
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# pin referenced versions
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ensure_require_replace_directives_for_all_dependencies
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# resolves/expands references in the root go.mod (if needed)
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go mod tidy
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# pin expanded versions
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ensure_require_replace_directives_for_all_dependencies
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# group require/replace directives
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group_directives
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# Phase 4: copy root go.mod to staging dirs and rewrite
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kube::log::status "go.mod: propagate to staging modules" >&11
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# === Ensure staging go.mod files exist
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for repo in $(kube::util::list_staging_repos); do
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(
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cd "staging/src/k8s.io/${repo}"
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echo "=== propagating to ${repo}"
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# copy root go.mod, changing module name
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sed "s#module k8s.io/kubernetes#module k8s.io/${repo}#" \
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< "${KUBE_ROOT}/go.mod" \
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> "${KUBE_ROOT}/staging/src/k8s.io/${repo}/go.mod"
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# remove `require` directives for staging components (will get re-added as needed by `go list`)
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kube::util::list_staging_repos \
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| while read -r X; do echo "-droprequire k8s.io/${X}"; done \
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| xargs -L 100 go mod edit
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# rewrite `replace` directives for staging components to point to peer directories
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kube::util::list_staging_repos \
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| while read -r X; do echo "-replace k8s.io/${X}=../${X}"; done \
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| xargs -L 100 go mod edit
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)
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done
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# Phase 5: sort and tidy staging components
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kube::log::status "go.mod: sorting staging modules" >&11
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# tidy staging repos in reverse dependency order.
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# the content of dependencies' go.mod files affects what `go mod tidy` chooses to record in a go.mod file.
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tidy_unordered="${TMP_DIR}/tidy_unordered.txt"
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kube::util::list_staging_repos \
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| xargs -I {} echo "k8s.io/{}" > "${tidy_unordered}"
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rm -f "${TMP_DIR}/tidy_deps.txt"
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# SC2094 checks that you do not read and write to the same file in a pipeline.
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# We do read from ${tidy_unordered} in the pipeline and mention it within the
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# pipeline (but only ready it again) so we disable the lint to assure shellcheck
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# that :this-is-fine:
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# shellcheck disable=SC2094
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while IFS= read -r repo; do
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# record existence of the repo to ensure modules with no peer relationships still get included in the order
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echo "${repo} ${repo}" >> "${TMP_DIR}/tidy_deps.txt"
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(
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cd "${KUBE_ROOT}/staging/src/${repo}"
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# save the original go.mod, since go list doesn't just add missing entries, it also removes specific required versions from it
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tmp_go_mod="${TMP_DIR}/tidy_${repo/\//_}_go.mod.original"
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tmp_go_deps="${TMP_DIR}/tidy_${repo/\//_}_deps.txt"
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cp go.mod "${tmp_go_mod}"
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echo "=== sorting ${repo}"
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# 'go list' calculates direct imports and updates go.mod so that go list -m lists our module dependencies
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echo "=== computing imports for ${repo}"
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go list all
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# ignore errors related to importing `package main` packages, but catch
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# other errors (https://github.com/golang/go/issues/59186)
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errs=()
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kube::util::read-array errs < <(
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go list -e -tags=tools -json all | jq -r '.Error.Err | select( . != null )' \
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| grep -v "is a program, not an importable package"
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)
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if (( "${#errs[@]}" != 0 )); then
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for err in "${errs[@]}"; do
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echo "${err}" >&2
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done
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exit 1
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if [[ ! -f go.mod ]]; then
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kube::log::status "go.mod: initialize ${repo}" >&11
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go mod init "k8s.io/${repo}"
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fi
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go mod edit -go "${go_directive_value}" -godebug "${godebug_directive_value}"
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)
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done
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# capture module dependencies
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go list -m -f '{{if not .Main}}{{.Path}}{{end}}' all > "${tmp_go_deps}"
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# === Ensure root and staging go.mod files refer to each other using v0.0.0 and local path replaces
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kube::log::status "go.mod: update staging module references" >&11
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add_staging_replace_directives "./staging/src/k8s.io"
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for repo in $(kube::util::list_staging_repos); do
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(
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cd "staging/src/k8s.io/${repo}"
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add_staging_replace_directives ".."
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)
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done
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# restore the original go.mod file
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cp "${tmp_go_mod}" go.mod
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# list all module dependencies
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for dep in $(join "${tidy_unordered}" "${tmp_go_deps}"); do
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# record the relationship (put dep first, because we want to sort leaves first)
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echo "${dep} ${repo}" >> "${TMP_DIR}/tidy_deps.txt"
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# switch the required version to an explicit v0.0.0 (rather than an unknown v0.0.0-00010101000000-000000000000)
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go mod edit -require "${dep}@v0.0.0"
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# === Ensure all root and staging modules are included in go.work
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kube::log::status "go.mod: go work use" >&11
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(
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cd "${KUBE_ROOT}"
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unset GOWORK
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unset GOFLAGS
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if [[ ! -f go.work ]]; then
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kube::log::status "go.work: initialize" >&11
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go work init
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fi
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# Prune use directives
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go work edit -json \
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| jq -r '.Use[]? | "-dropuse \(.DiskPath)"' \
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| xargs -L 100 go work edit -fmt
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# Ensure go and godebug directives
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go work edit -go "${go_directive_value}" -godebug "${godebug_directive_value}"
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# Re-add use directives
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go work use .
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for repo in $(kube::util::list_staging_repos); do
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go work use "./staging/src/k8s.io/${repo}"
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done
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)
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done < "${tidy_unordered}"
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kube::log::status "go.mod: tidying" >&11
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for repo in $(tsort "${TMP_DIR}/tidy_deps.txt"); do
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# === Propagate MVS across all root / staging modules (calculated by `go work`) back into root / staging modules
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kube::log::status "go.mod: go work sync" >&11
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(
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cd "${KUBE_ROOT}/staging/src/${repo}"
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echo "=== tidying ${repo}"
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# prune replace directives that pin to the naturally selected version.
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# do this before tidying, since tidy removes unused modules that
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# don't provide any relevant packages, which forgets which version of the
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# unused transitive dependency we had a require directive for,
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# and prevents pruning the matching replace directive after tidying.
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go list -m -json all |
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jq -r 'select(.Replace != null) |
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select(.Path == .Replace.Path) |
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select(.Version == .Replace.Version) |
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"-dropreplace \(.Replace.Path)"' |
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xargs -L 100 go mod edit -fmt
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cd "${KUBE_ROOT}"
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unset GOWORK
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unset GOFLAGS
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go work sync
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)
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# === Tidy
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kube::log::status "go.mod: tidy" >&11
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for repo in $(kube::util::list_staging_repos); do
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(
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echo "=== tidying k8s.io/${repo}"
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cd "staging/src/k8s.io/${repo}"
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go mod tidy -v
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group_directives
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)
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done
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echo "=== tidying root"
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go mod tidy -v
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group_directives
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# disallow transitive dependencies on k8s.io/kubernetes
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|
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loopback_deps=()
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kube::util::read-array loopback_deps < <(go list all 2>/dev/null | grep k8s.io/kubernetes/ || true)
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if (( "${#loopback_deps[@]}" > 0 )); then
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kube::log::error "${#loopback_deps[@]} disallowed ${repo} -> k8s.io/kubernetes dependencies exist via the following imports: $(go mod why "${loopback_deps[@]}")" >&22 2>&1
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exit 1
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fi
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# === Prune unused replace directives, format modules
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kube::log::status "go.mod: prune" >&11
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for repo in $(kube::util::list_staging_repos); do
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(
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echo "=== pruning k8s.io/${repo}"
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cd "staging/src/k8s.io/${repo}"
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# prune unused pinned replace directives
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# drop all unused replace directives
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|
comm -23 \
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<(go mod edit -json | jq -r '.Replace[] | .Old.Path' | sort) \
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<(go list -m -json all | jq -r .Path | sort) |
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while read -r X; do echo "-dropreplace=${X}"; done |
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xargs -L 100 go mod edit -fmt
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|
# prune replace directives that pin to the naturally selected version
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|
go list -m -json all |
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jq -r 'select(.Replace != null) |
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select(.Path == .Replace.Path) |
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select(.Version == .Replace.Version) |
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"-dropreplace \(.Replace.Path)"' |
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xargs -L 100 go mod edit -fmt
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|
# group require/replace directives
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|
|
group_directives
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|
)
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|
done
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|
echo "=== tidying root"
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|
|
go mod tidy
|
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|
|
|
|
# prune unused pinned non-local replace directives
|
|
|
|
|
echo "=== pruning root"
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|
|
|
|
# drop unused replace directives other than to local paths
|
|
|
|
|
comm -23 \
|
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|
|
<(go mod edit -json | jq -r '.Replace[] | select(.New.Path | startswith("./") | not) | .Old.Path' | sort) \
|
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|
|
<(go list -m -json all | jq -r .Path | sort) |
|
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|
|
while read -r X; do echo "-dropreplace=${X}"; done |
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|
|
xargs -L 100 go mod edit -fmt
|
|
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|
|
|
|
|
|
|
# disallow transitive dependencies on k8s.io/kubernetes
|
|
|
|
|
loopback_deps=()
|
|
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|
|
kube::util::read-array loopback_deps < <(go mod graph | grep ' k8s.io/kubernetes' || true)
|
|
|
|
|
if (( "${#loopback_deps[@]}" > 0 )); then
|
|
|
|
|
kube::log::error "${#loopback_deps[@]} disallowed transitive k8s.io/kubernetes dependencies exist via the following imports:" >&22 2>&1
|
|
|
|
|
kube::log::error "${loopback_deps[@]}" >&22 2>&1
|
|
|
|
|
exit 1
|
|
|
|
|
fi
|
|
|
|
|
group_directives
|
|
|
|
|
|
|
|
|
|
# Phase 6: add generated comments to go.mod files
|
|
|
|
|
# === Add generated comments to go.mod files
|
|
|
|
|
kube::log::status "go.mod: adding generated comments" >&11
|
|
|
|
|
add_generated_comments "
|
|
|
|
|
// This is a generated file. Do not edit directly.
|
|
|
|
@@ -399,17 +285,20 @@ for repo in $(kube::util::list_staging_repos); do
|
|
|
|
|
)
|
|
|
|
|
done
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# Phase 7: update internal modules
|
|
|
|
|
# === Update internal modules
|
|
|
|
|
kube::log::status "vendor: updating internal modules" >&11
|
|
|
|
|
hack/update-internal-modules.sh
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# Phase 8: rebuild vendor directory
|
|
|
|
|
# === Rebuild vendor directory
|
|
|
|
|
(
|
|
|
|
|
kube::log::status "vendor: running 'go work vendor'" >&11
|
|
|
|
|
unset GOWORK
|
|
|
|
|
unset GOFLAGS
|
|
|
|
|
# rebuild go.work.sum
|
|
|
|
|
rm -f go.work.sum
|
|
|
|
|
go mod download
|
|
|
|
|
# rebuild vendor
|
|
|
|
|
go work vendor
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
@@ -430,4 +319,28 @@ reviewers:
|
|
|
|
|
- dep-reviewers
|
|
|
|
|
__EOF__
|
|
|
|
|
|
|
|
|
|
# === Disallow transitive dependencies on k8s.io/kubernetes
|
|
|
|
|
kube::log::status "go.mod: prevent staging --> k8s.io/kubernetes dep" >&11
|
|
|
|
|
for repo in $(kube::util::list_staging_repos); do
|
|
|
|
|
(
|
|
|
|
|
echo "=== checking k8s.io/${repo}"
|
|
|
|
|
cd "staging/src/k8s.io/${repo}"
|
|
|
|
|
loopback_deps=()
|
|
|
|
|
kube::util::read-array loopback_deps < <(go list all 2>/dev/null | grep k8s.io/kubernetes/ || true)
|
|
|
|
|
if (( "${#loopback_deps[@]}" > 0 )); then
|
|
|
|
|
kube::log::error "${#loopback_deps[@]} disallowed ${repo} -> k8s.io/kubernetes dependencies exist via the following imports: $(go mod why "${loopback_deps[@]}")" >&22 2>&1
|
|
|
|
|
exit 1
|
|
|
|
|
fi
|
|
|
|
|
)
|
|
|
|
|
done
|
|
|
|
|
|
|
|
|
|
kube::log::status "go.mod: prevent k8s.io/kubernetes --> * --> k8s.io/kubernetes dep" >&11
|
|
|
|
|
loopback_deps=()
|
|
|
|
|
kube::util::read-array loopback_deps < <(go mod graph | grep ' k8s.io/kubernetes' || true)
|
|
|
|
|
if (( "${#loopback_deps[@]}" > 0 )); then
|
|
|
|
|
kube::log::error "${#loopback_deps[@]} disallowed transitive k8s.io/kubernetes dependencies exist via the following imports:" >&22 2>&1
|
|
|
|
|
kube::log::error "${loopback_deps[@]}" >&22 2>&1
|
|
|
|
|
exit 1
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
kube::log::status "NOTE: don't forget to handle vendor/* and LICENSE/* files that were added or removed" >&11
|
|
|
|
|