common-func

CERT_ROOT_DIR=$(cd $(dirname ${BASH_SOURCE[0]}) && pwd)

#Default CA
CA_NAME=Dev_CA
CA_DIR=${CERT_ROOT_DIR}/CA_certs

#Default password
#must be longer than 4 characters
DEFAULT_PASS=pass 

#Conf Location
CONF_FILE=${CERT_ROOT_DIR}/conf/openssl.cnf

#Output Location
CERT_DIR=${CERT_ROOT_DIR}/certs

#Temp Locations
TMP_DIR=${CERT_ROOT_DIR}/tmp
KEY_DIR=${TMP_DIR}/keys
REQ_DIR=${TMP_DIR}/reqs
WORKING_CONF=${TMP_DIR}/openssl.conf

getConfValue() {
    fld_name=$1
    grep "^${fld_name}\([ ]*[=]\)[ ]*.*" ${WORKING_CONF} | awk -F '=' '{print $2}' | sed -e 's/^ *//g' -e 's/ *$//g'
}

setConfValue() {
    fld_name=$1
    fld_val=$2

    if test ! -f "${WORKING_CONF}"; then
        echo "No configuration file found: ${WORKING_CONF}"
        return 3
    fi

    sed -i -e "s#^${fld_name}\([ ]*[=]\)[ ]*.*#${fld_name}\1 ${fld_val}#" ${WORKING_CONF}

}

initTmp() {
    #Creates all the temp directories for cert management
    mkdir -p ${KEY_DIR}
    mkdir -p ${REQ_DIR}
    mkdir -p ${TMP_DIR}/newcerts
    touch ${TMP_DIR}/index.txt
    cp ${CONF_FILE} ${WORKING_CONF}
}

generalInit() {
    
    initTmp  

    mkdir -p ${CA_DIR}

    #Generate a random 20 character hex string for a serial, to be used for signing
    echo $(printf "%04X%04X%04X%04X%04X" ${RANDOM} ${RANDOM} ${RANDOM} ${RANDOM} ${RANDOM}) > ${TMP_DIR}/serial.srl

    setConfValue ca_certs_dir \'${CA_DIR}\'
    setConfValue dir \'${TMP_DIR}\'
}


generalCleanup() {

    rm -rf ${TMP_DIR}

}