Add IPs to certificate

Author: xendk

README.md

@@ -66,6 +66,9 @@ this order:
 1. the output of `hostname -f` in the container (which can be set with
    the `hostname` and `domainname` options).
 
+Mkcert will always add the IPs of the container to the certificate, so
+`curl`'ing HTTPS on the IP should always work.
+
 ```yaml
     volumes:
       - '${HOME}/.local/share/mkcert:/mkcert:ro'

files/etc/my_init.d/mkcert.sh

@@ -24,11 +24,9 @@ VIRTUAL_HOST="${VIRTUAL_HOST/#./*.}"
 # If on MKCERT_DOMAINS is set use VIRTUAL_HOST as fallback.
 MKCERT_DOMAINS="${MKCERT_DOMAINS:-${VIRTUAL_HOST}}"
 
-# If we couldn't find any domain names just exit now without
-# generating any certificates.
-if [[ -z "${MKCERT_DOMAINS}" ]]; then
-    exit 0;
-fi
+# Always add the container IP(s) so HTTPS will work on the bare IP
+# too.
+MKCERT_DOMAINS="${MKCERT_DOMAINS} $(hostname -I)"
 
 # Split a space separated string into a bash array.
 IFS=' ' read -r -a MKCERT_DOMAINS <<< "${MKCERT_DOMAINS}"