e28cb8f58e
* [secure boot] Support to sign swi image * Fix build issue * fix tab format issue * Fix typing issue * Change the sign_image.sh command line * Remove SONIC_CETIFICATE_PATH * Fix bugs
70 lines
1.8 KiB
Bash
Executable File
70 lines
1.8 KiB
Bash
Executable File
#!/bin/bash -ex
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IMAGE=""
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SIGNING_KEY=""
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SIGNING_CERT=""
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CA_CERT=""
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usage()
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{
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echo "Usage: $0 -i <image_path> [-k <signing_key> -c <signing_cert> -a <ca_cert>]"
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exit 1
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}
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generate_signing_key()
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{
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TMP_CERT_PATH=$(mktemp -d)
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SIGNING_KEY="${TMP_CERT_PATH}/signing.key"
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SIGNING_CERT="${TMP_CERT_PATH}/signing.crt"
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SIGNING_CSR="${TMP_CERT_PATH}/signing.csr"
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CA_KEY="${TMP_CERT_PATH}/ca.key"
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# Generate the CA key and certificate
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openssl genrsa -out $CA_KEY 4096
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openssl req -x509 -new -nodes -key $CA_KEY -sha256 -days 3650 -subj "/C=US/ST=Test/L=Test/O=Test/CN=Test" -out $CA_CERT
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# Generate the signing key, certificate request and certificate
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openssl genrsa -out $SIGNING_KEY 4096
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openssl req -new -key $SIGNING_KEY -subj "/C=US/ST=Test/L=Test/O=Test/CN=Test" -out $SIGNING_CSR
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openssl x509 -req -in $SIGNING_CSR -CA $CA_CERT -CAkey $CA_KEY -CAcreateserial -out $SIGNING_CERT -days 1825 -sha256
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}
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while getopts "i:k:c:a:t:" opt; do
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case $opt in
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i)
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IMAGE=$OPTARG
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;;
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k)
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SIGNING_KEY=$OPTARG
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;;
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c)
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SIGNING_CERT=$OPTARG
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;;
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a)
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CA_CERT=$OPTARG
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;;
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*)
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usage
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;;
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esac
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done
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[ -z $CA_CERT ] && echo "Not to sign the image since the CA certificate not provided" 1>&2 && exit 1
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# Generate the self signed cert if not provided by input
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[ ! -f $CA_CERT ] && generate_signing_key
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# Verify the required files existing
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[ ! -f $SIGNING_KEY ] && echo "$SIGNING_KEY not exist" && exit 1
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[ ! -f $SIGNING_CERT ] && echo "$SIGNING_CERT not exist" && exit 1
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[ ! -f $CA_CERT ] && echo "$CA_CERT not exist" && exit 1
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# Prepare the image
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swi-signature prepare $IMAGE
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# Sign the image
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swi-signature sign $IMAGE $SIGNING_CERT $CA_CERT --key $SIGNING_KEY
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exit 0
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