opendkim: stderr by rsyslog

Author: namachan10777

opendkim/Dockerfile

@@ -4,10 +4,15 @@ ARG POSTFIX_GID=4005
 ARG OPENDKIM_UID=4008
 ARG OPENDKIM_GID=4008
 
-RUN apt-get update && apt-get install -y opendkim openssl rsyslogd
+RUN apt-get update && apt-get install -y opendkim openssl rsyslog wget
 RUN groupmod -g ${OPENDKIM_GID} opendkim && \
     usermod -u ${OPENDKIM_UID} -g ${OPENDKIM_GID} opendkim
 RUN groupadd -g ${POSTFIX_GID} postfix && gpasswd -a opendkim postfix
 
-ENTRYPOINT ["/usr/sbin/opendkim"]
-CMD ["-f", "-x", "/etc/opendkim/opendkim.conf"]
+RUN wget https://github.com/namachan10777/whaleinit/releases/download/v0.0.4/whaleinit-$(uname -m)-linux-musl -O /whaleinit && \
+    chmod 755 /whaleinit
+COPY whaleinit.toml /etc/whaleinit.toml
+COPY rsyslog.conf /etc/rsyslog.conf
+RUN mkdir -p /var/spool/postfix/opendkim && chown opendkim:postfix -R /var/spool/postfix/opendkim
+
+ENTRYPOINT [ "/whaleinit" ]

opendkim/rsyslog.conf

@@ -0,0 +1,4 @@
+module(load="imuxsock")
+input(type="imuxsock" Socket="/dev/log" CreatePath="on")
+
+*.*  action(type="omfile" file="/proc/self/fd/2")

opendkim/whaleinit.toml

@@ -0,0 +1,10 @@
+[[services]]
+title = "opendkim"
+exec = "/usr/sbin/opendkim"
+args = ["-f", "-x", "/etc/opendkim/opendkim.conf", "-d", "all"]
+essential = true
+
+[[services]]
+title = "rsyslogd"
+exec = "/usr/sbin/rsyslogd"
+args = ["-n"]