[mirror] Scalable static site server for Git forges (like GitHub Pages)
whitequark.org
1# Install CA certificates.
2FROM docker.io/library/alpine:3 AS ca-certificates-builder
3RUN apk --no-cache add ca-certificates
4
5# Build supervisor.
6FROM docker.io/library/golang:1.25-alpine@sha256:ac09a5f469f307e5da71e766b0bd59c9c49ea460a528cc3e6686513d64a6f1fb AS supervisor-builder
7RUN apk --no-cache add git
8WORKDIR /build
9RUN git clone https://github.com/ochinchina/supervisord . && \
10 git checkout 16cb640325b3a4962b2ba17d68fb5c2b1e1b6b3c
11RUN GOBIN=/usr/bin go install -ldflags "-s -w"
12
13# Build Caddy with S3 storage backend.
14FROM docker.io/library/caddy:2.10.2-builder@sha256:6644af24bde2b4dbb07eb57637051abd2aa713e9787fa1eb544c3f31a0620898 AS caddy-builder
15RUN xcaddy build ${CADDY_VERSION} \
16 --with=github.com/ss098/certmagic-s3@v0.0.0-20250922022452-8af482af5f39
17
18# Build git-pages.
19FROM docker.io/library/golang:1.25-alpine@sha256:ac09a5f469f307e5da71e766b0bd59c9c49ea460a528cc3e6686513d64a6f1fb AS git-pages-builder
20RUN apk --no-cache add git
21WORKDIR /build
22COPY go.mod go.sum ./
23RUN go mod download
24COPY *.go ./
25COPY src/ ./src/
26RUN go build -ldflags "-s -w" -o git-pages .
27
28# Compose git-pages and Caddy.
29FROM docker.io/library/busybox:1.37.0-musl@sha256:b259afe60d4b88dbdb31908ca9524ef5308afd01aea17f4ce44ddb3c6a882929
30COPY --from=ca-certificates-builder /etc/ssl/cert.pem /etc/ssl/cert.pem
31COPY --from=supervisor-builder /usr/bin/supervisord /bin/supervisord
32COPY --from=caddy-builder /usr/bin/caddy /bin/caddy
33COPY --from=git-pages-builder /build/git-pages /bin/git-pages
34
35WORKDIR /app
36RUN mkdir /app/data
37COPY conf/supervisord.conf /app/supervisord.conf
38COPY conf/Caddyfile /app/Caddyfile
39COPY conf/config.docker.toml /app/config.toml
40
41# Caddy ports:
42EXPOSE 80/tcp 443/tcp 443/udp
43# git-pages ports:
44EXPOSE 3000/tcp 3001/tcp 3002/tcp
45
46# While the default command is to run git-pages standalone, the intended configuration
47# is to use it with Caddy and store both site data and credentials to an S3-compatible
48# object store.
49# * In a standalone configuration, the default, git-pages listens on port 3000 (http).
50# * In a combined configuration, supervisord launches both git-pages and Caddy, and
51# Caddy listens on ports 80 (http) and 443 (https).
52CMD ["git-pages"]
53# CMD ["supervisord"]