display-csr

#!/bin/bash

# Read PEM-formatted CSR data from the supplied file, or
# stdin. Append/prepend BEGIN/END lines if missing, and lob the result
# at 'openssl req' with some helpful formatting options

DATA=$(cat ${1})

START=""
END=""
if [ "${DATA:0:10}" != "-----BEGIN" ]; then
  START="-----BEGIN CERTIFICATE REQUEST-----\n"
  END="-----END CERTIFICATE REQUEST-----\n"
fi

{ echo -en "${START}"
  echo "${DATA}"
  echo -en "${END}"
} | openssl req -noout -text -nameopt esc_ctrl,esc_msb,space_eq,sep_multiline