#!/usr/bin/env bash

# These certs file is only for Harbor testing.
IP='127.0.0.1'
if [ ! -z "$1" ]; then IP=$1; fi
OPENSSLCNF=
DATA_VOL='/data'
CUR_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

for path in /etc/openssl/openssl.cnf /etc/ssl/openssl.cnf /usr/local/etc/openssl/openssl.cnf; do
    if [[ -e ${path} ]]; then
        OPENSSLCNF=${path}
    fi
done
if [[ -z ${OPENSSLCNF} ]]; then
    printf "Could not find openssl.cnf"
    exit 1
fi

# Create CA certificate
# openssl req \
#    -newkey rsa:4096 -nodes -sha256 -keyout $CUR_DIR/harbor_ca.key \
#    -x509 -days 365 -out $CUR_DIR/harbor_ca.crt -subj '/C=CN/ST=PEK/L=Bei Jing/O=VMware/CN=HarborCA'

# Generate a Certificate Signing Request
if echo $IP|grep -E '^([0-9]+\.){3}[0-9]+$' ; then
openssl req \
    -newkey rsa:4096 -nodes -sha256 -keyout $IP.key \
    -out $IP.csr -subj "/C=CN/ST=PEK/L=Bei Jing/O=VMware/CN=HarborManager"
echo subjectAltName = IP:$IP > extfile.cnf
else
openssl req \
    -newkey rsa:4096 -nodes -sha256 -keyout $IP.key \
    -out $IP.csr -subj "/C=CN/ST=PEK/L=Bei Jing/O=VMware/CN=$IP"
echo subjectAltName = DNS.1:$IP > extfile.cnf
fi

# Generate the certificate of local registry host
openssl x509 -req -days 365 -sha256 -in $IP.csr -CA $CUR_DIR/harbor_ca.crt \
	-CAkey $CUR_DIR/harbor_ca.key -CAcreateserial -extfile extfile.cnf -out $IP.crt
	
# Copy to harbor default location
mkdir -p $DATA_VOL/cert
cp $IP.crt $DATA_VOL/cert/server.crt
cp $IP.key $DATA_VOL/cert/server.key