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🌱 Add license scan for pull requests #2299
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killianmuldoon:pr-add-license-scan
Aug 30, 2023
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| #!/bin/bash | ||
|
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| # Copyright 2023 The Kubernetes Authors. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
|
|
||
| set -o errexit | ||
| set -o nounset | ||
| set -o pipefail | ||
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||
| if [[ "${TRACE-0}" == "1" ]]; then | ||
| set -o xtrace | ||
| fi | ||
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| VERSION=${1} | ||
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| GO_OS="$(go env GOOS)" | ||
| if [[ "${GO_OS}" == "linux" ]]; then | ||
| TRIVY_OS="Linux" | ||
| elif [[ "${GO_OS}" == "darwin"* ]]; then | ||
| TRIVY_OS="macOS" | ||
| fi | ||
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| GO_ARCH="$(go env GOARCH)" | ||
| if [[ "${GO_ARCH}" == "amd" ]]; then | ||
| TRIVY_ARCH="32bit" | ||
| elif [[ "${GO_ARCH}" == "amd64"* ]]; then | ||
| TRIVY_ARCH="64bit" | ||
| elif [[ "${GO_ARCH}" == "arm" ]]; then | ||
| TRIVY_ARCH="ARM" | ||
| elif [[ "${GO_ARCH}" == "arm64" ]]; then | ||
| TRIVY_ARCH="ARM64" | ||
| fi | ||
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| TOOL_BIN=hack/tools/bin | ||
| mkdir -p ${TOOL_BIN} | ||
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| TRIVY="${TOOL_BIN}/trivy/${VERSION}/trivy" | ||
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| # Downloads trivy scanner | ||
| if [ ! -f "$TRIVY" ]; then | ||
| curl -L -o ${TOOL_BIN}/trivy.tar.gz "https://github.com/aquasecurity/trivy/releases/download/v${VERSION}/trivy_${VERSION}_${TRIVY_OS}-${TRIVY_ARCH}.tar.gz" | ||
| mkdir -p "$(dirname "$0")/tools/bin/trivy/${VERSION}" | ||
| tar -xf "${TOOL_BIN}/trivy.tar.gz" -C "${TOOL_BIN}/trivy/${VERSION}" trivy | ||
| chmod +x "${TOOL_BIN}/trivy/${VERSION}/trivy" | ||
| rm "${TOOL_BIN}/trivy.tar.gz" | ||
| fi |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| #!/bin/bash | ||
|
|
||
| # Copyright 2023 The Kubernetes Authors. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
|
|
||
| set -o errexit | ||
| set -o nounset | ||
| set -o pipefail | ||
|
|
||
| if [[ "${TRACE-0}" == "1" ]]; then | ||
| set -o xtrace | ||
| fi | ||
|
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| # This list is from https://github.com/cncf/foundation/blob/main/allowed-third-party-license-policy.md | ||
| CNCF_LICENSE_ALLOWLIST=Apache-2.0,MIT,BSD-2-Clause,SD-2-Clause-FreeBSD,BSD-3-Clause,ISC,Python-2.0,PostgreSQL,X11,Zlib | ||
|
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| VERSION=${1} | ||
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| REPO_ROOT=$(git rev-parse --show-toplevel) | ||
| "${REPO_ROOT}/hack/ensure-trivy.sh" "${VERSION}" | ||
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| TRIVY="${REPO_ROOT}/hack/tools/bin/trivy/${VERSION}/trivy" | ||
| $TRIVY filesystem . --license-full --ignored-licenses ${CNCF_LICENSE_ALLOWLIST} --scanners license --severity UNKNOWN,LOW,MEDIUM,HIGH,CRITICAL -f json | \ | ||
| # Specifically ignore 'github.com/hashicorp/hcl'. This is a known indirect dependency that we should remove where possible. | ||
| # This query ensures we only skip github.com/hashicorp/hcl for as long as the license remains MPL-2.0 | ||
| jq '.Results[] | select( .Licenses[]?.PkgName == "github.com/hashicorp/hcl" and .Licenses[]?.Name == "MPL-2.0" | not) | if . == {} then . else error(.) end' |
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Interesting that we don't have this line in core CAPI and probably just assume that GOARCH is set?
Maybe something to fix in core CAPI? (@killianmuldoon)
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The
GO_ARCHhere is only used to give the resulting image a name - I'm not sure if it's used for anything else at this point - the ensure-trivy script sets its ownGO_ARCH.Maybe it's a good idea to just remove this here?
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I think it's not used to give it a name, it's used to match the name that is used by make docker-build.
I think if we drop this line we either:
I would avoid implicitly depending on an env variable being exported by someone calling that script (which I think is what is happening in core CAPI now). (Because this makes it harder to call the script standalone and just a bit too magical/implicit for my taste)
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You're right - I'll do a PR into CAPI to make them consistent and make CAPI's use of the GO_ARCH more explicit.