export OUTPUT_CERTS
export CA_ADDR

# If predefined ISTIO_AGENT_FLAGS is null, make it an empty string.
ISTIO_AGENT_FLAGS=${ISTIO_AGENT_FLAGS:-}
# Split ISTIO_AGENT_FLAGS by spaces.
IFS=' ' read -r -a ISTIO_AGENT_FLAGS_ARRAY <<< "$ISTIO_AGENT_FLAGS"

DEFAULT_PROXY_CONFIG="
serviceCluster: $SVC
controlPlaneAuthPolicy: ${CONTROL_PLANE_AUTH_POLICY}
"
if [ -n "${CUSTOM_PILOT_ADDRESS}" ]; then
  PROXY_CONFIG="$PROXY_CONFIG