[Policy V2] Add tools to support key & policy auto generation and auto update td info into tcb_mapping.json #601
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…info into tcb_mapping.json Signed-off-by: Wei Liu <[email protected]>
jyao1
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Nov 21, 2025
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fix #598
These tool can be used to automatically generate policy with corresponding td info measurement.
Example Usage:
Generate new key pair for policy signing
bash sh_script/key_gen.sh
build migtd with existing policy
cargo clean
cargo image --no-default-features --features stack-guard,virtio-serial,spdm_attestation --policy-v2 --policy config/templates/policy_v2_signed.json --policy-issuer-chain key/migtd_issuer_chain.pem --debug
Build migtd-hash tool
pushd tools/migtd-hash
cargo build
popd
Generate new measurement with updated TCB mapping
./target/debug/migtd-hash --manifest config/servtd_info.json --image target/debug/migtd.bin --policy-v2 --update-tcb-mapping config/templates/tcb_mapping.json
Resign policy with generated keys
bash sh_script/build_policy_v2.sh preprod
Rebuild migtd with new policy
cargo clean
cargo image --no-default-features --features stack-guard,virtio-serial,spdm_attestation --policy-v2 --policy config/templates/policy_v2_signed.json --policy-issuer-chain key/migtd_issuer_chain.pem --debug