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Add support for multiple domain names #12

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22 changes: 18 additions & 4 deletions lego.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,10 @@ set -e -f -u

# Env configuration
#
# DOMAIN_NAME Main domain name we're obtaining a wildcard certificate for.
# DOMAIN_NAME Main domain name(s) we're obtaining a wildcard certificate for. Can be either a single domain name
# or a comma separated list. For a comma separated list, do not include spaces between values and
# only use the base (no wildcard) domain, ie: "dns.example.com,dns.differentexample.com"
#
# DNS_PROVIDER DNS provider lego uses to prove that you're in control of
# the domain. The current version supports "godaddy" and "cloudflare".
# EMAIL Your email address.
Expand Down Expand Up @@ -312,8 +315,8 @@ run_lego_duckdns() {
}

run_lego() {
domainName="${DOMAIN_NAME}"
wildcardDomainName="*.${DOMAIN_NAME}"
domainName="${DOMAIN_STRING}"
wildcardDomainName="${WILDCARD_STRING}"
email="${EMAIL}"

case ${DNS_PROVIDER} in
Expand Down Expand Up @@ -345,7 +348,7 @@ get_abs_filename() {
}

copy_certificate() {
certFileName="${DOMAIN_NAME}"
certFileName="${DOMAIN_ARRAY[0]}"
cp -f "./.lego/certificates/_.${certFileName}.key" "./${certFileName}.key"
cp -f "./.lego/certificates/_.${certFileName}.crt" "./${certFileName}.crt"

Expand All @@ -354,6 +357,15 @@ copy_certificate() {
log "$(get_abs_filename ${certFileName}.key)"
}

parse_domain_names() {
IFS="," read -ra DOMAIN_ARRAY <<< "$DOMAIN_NAME"
WILDCARD_ARRAY=( "${DOMAIN_ARRAY[@]/#/*.}" )
printf -v DOMAIN_STRING '%s,' "${DOMAIN_ARRAY[@]}"
printf -v WILDCARD_STRING '%s,' "${WILDCARD_ARRAY[@]}"
DOMAIN_STRING="${DOMAIN_STRING%,}"
WILDCARD_STRING="${WILDCARD_STRING%,}"
}

# Entrypoint

# Set default values of configuration variables.
Expand All @@ -370,6 +382,8 @@ set_os

set_cpu

parse_domain_names

download_lego

run_lego
Expand Down