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Enable FIPS 140 crypto for Go binaries #897

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Merged
thomasten merged 1 commit into from
Dec 17, 2025
Merged

Enable FIPS 140 crypto for Go binaries #897

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4 changes: 3 additions & 1 deletion CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -58,10 +58,12 @@ if(PRODUCTION)
endif()
configure_file(enclave/coordinator.conf coordinator.conf)

# Sign enclave
add_custom_command(
OUTPUT coordinator-enclave.signed
DEPENDS coordinator-enclave ${CMAKE_BINARY_DIR}/coordinator.conf signing-key
# Add fips140 verification checksum, which is usually added by the Go linker, which is not used with -buildmode=c-archive
COMMAND go run github.com/edgelesssys/goelffips@latest $<TARGET_FILE:coordinator-enclave>
# Sign enclave
COMMAND openenclave::oesign sign -e $<TARGET_FILE:coordinator-enclave> -c
${CMAKE_BINARY_DIR}/coordinator.conf -k private.pem)

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2 changes: 1 addition & 1 deletion build_with_version.cmake
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Expand Up @@ -7,7 +7,7 @@ set(PROJECT_VERSION ${CMAKE_ARGV4})
set(OUTPUT_NAME ${CMAKE_ARGV5})
set(INJECT_PATH ${CMAKE_ARGV6})
set(TRIMPATH ${CMAKE_ARGV7})

set(ENV{GOFIPS140} latest)

if("${COMPILER}" STREQUAL "go")
execute_process(
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5 changes: 5 additions & 0 deletions cmd/coordinator/run.go
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Expand Up @@ -9,6 +9,7 @@ package main
import (
"bytes"
"context"
"crypto/fips140"
"encoding/binary"
"encoding/hex"
"errors"
Expand Down Expand Up @@ -52,6 +53,10 @@ func run(log *zap.Logger, validator quote.Validator, issuer quote.Issuer, sealDi

log.Info("Starting coordinator", zap.String("version", Version), zap.String("commit", GitCommit), zap.Bool("distributed", distributedDeployment))

if !fips140.Enabled() {
log.Fatal("FIPS 140 not enabled")
}

// fetching env vars
dnsNamesString := util.Getenv(constants.DNSNames, constants.DNSNamesDefault)
dnsNames := strings.Split(dnsNamesString, ",")
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