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Optional setup tsm configfs #445

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Merged
kvinwang merged 1 commit into from
Jan 21, 2026
Merged

Optional setup tsm configfs #445

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30 changes: 16 additions & 14 deletions basefiles/dstack-prepare.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -103,20 +103,22 @@ if ! [[ -e /dev/tdx_guest ]]; then
modprobe tdx-guest
fi

# Mount configfs for TSM (required for TDX quote generation)
if [[ ! -d /sys/kernel/config ]]; then
mkdir -p /sys/kernel/config
fi
if ! mountpoint -q /sys/kernel/config; then
log "Mounting configfs for TSM..."
mount -t configfs none /sys/kernel/config
fi

# Create TSM report directory for TDX attestation
if [[ -e /dev/tdx_guest ]] && [[ ! -d /sys/kernel/config/tsm/report/com.intel.dcap ]]; then
log "Creating TSM report directory..."
mkdir -p /sys/kernel/config/tsm/report/com.intel.dcap
fi
# Setup configfs and TSM for TDX attestation
setup_tsm() {
if ! grep -q configfs /proc/filesystems; then
log "Warning: configfs not available in kernel, TSM may not work"
return 1
fi
if ! mountpoint -q /sys/kernel/config 2>/dev/null; then
log "Mounting configfs for TSM..."
mount -t configfs none /sys/kernel/config
fi
if [[ -e /dev/tdx_guest ]] && [[ ! -d /sys/kernel/config/tsm/report/com.intel.dcap ]]; then
log "Creating TSM report directory..."
mkdir -p /sys/kernel/config/tsm/report/com.intel.dcap
fi
}
setup_tsm || true

# Setup dstack system
log "Preparing dstack system..."
Expand Down