add Dockerfile and Caddyfile for caddy server

Author: chai2010

Caddyfile

@@ -0,0 +1,18 @@
+0.0.0.0
+
+browse
+
+log stdout
+errors stdout
+
+root /srv/openpitrix.github.io/public
+hugo /srv/openpitrix.github.io
+
+gopkg /openpitrix https://github.com/openpitrix/openpitrix
+
+git {
+	path /srv/openpitrix.github.io
+	repo https://github.com/openpitrix/openpitrix.github.io.git
+	then hugo --destination=/srv/openpitrix.github.io/public
+	interval 5
+}

Dockerfile

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+#
+# Builder
+#
+FROM golang:1.9-alpine as builder
+
+ARG version="0.10.10"
+ARG plugins="git gopkg hugo"
+
+RUN apk add --no-cache curl git hugo
+
+# caddy
+RUN git clone https://github.com/mholt/caddy -b "v${version}" /go/src/github.com/mholt/caddy \
+    && cd /go/src/github.com/mholt/caddy \
+    && git checkout -b "v${version}"
+
+# plugin helper
+RUN go get -v github.com/abiosoft/caddyplug/caddyplug
+
+# plugins
+RUN for plugin in $(echo $plugins | tr "," " "); do \
+    go get -v $(caddyplug package $plugin); \
+    printf "package caddyhttp\nimport _ \"$(caddyplug package $plugin)\"" > \
+        /go/src/github.com/mholt/caddy/caddyhttp/$plugin.go ; \
+    done
+
+# builder dependency
+RUN git clone https://github.com/caddyserver/builds /go/src/github.com/caddyserver/builds
+
+# build
+RUN cd /go/src/github.com/mholt/caddy/caddy \
+    && git checkout -f \
+    && go run build.go \
+    && mv caddy /go/bin
+
+#
+# Final stage
+#
+FROM alpine:3.6
+LABEL caddy_version="0.10.10"
+
+RUN apk add --no-cache openssh-client git hugo
+
+# install caddy
+COPY --from=builder /go/bin/caddy /usr/bin/caddy
+
+# validate install
+RUN /usr/bin/caddy -version
+RUN /usr/bin/caddy -plugins
+
+EXPOSE 80 443 2015
+VOLUME /root/.caddy /srv
+WORKDIR /srv
+
+COPY Caddyfile /etc/Caddyfile
+COPY index.html /srv/index.html
+
+ENTRYPOINT ["/usr/bin/caddy"]
+CMD ["--conf", "/etc/Caddyfile", "--log", "stdout"]

Makefile

@@ -1,3 +1,6 @@
 default:
-	hugo new site openpitrix.io
 
+run:
+	docker run --rm -it -p 2015:2015 -v `pwd`/Caddyfile:/etc/Caddyfile chai2010/caddy-docker
+
+clean:

index.html

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+hello https://openpitrix.io