chat/Dockerfile
clawbot a57a73e94e
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fix: address all PR #10 review findings
Security:
- Add channel membership check before PRIVMSG (prevents non-members from sending)
- Add membership check on history endpoint (channels require membership, DMs scoped to own nick)
- Enforce MaxBytesReader on all POST request bodies
- Fix rand.Read error being silently ignored in token generation

Data integrity:
- Fix TOCTOU race in GetOrCreateChannel using INSERT OR IGNORE + SELECT

Build:
- Add CGO_ENABLED=0 to golangci-lint install in Dockerfile (fixes alpine build)

Linting:
- Strict .golangci.yml: only wsl disabled (deprecated in v2)
- Re-enable exhaustruct, depguard, godot, wrapcheck, varnamelen
- Fix linters-settings -> linters.settings for v2 config format
- Fix ALL lint findings in actual code (no linter config weakening)
- Wrap all external package errors (wrapcheck)
- Fill struct fields or add targeted nolint:exhaustruct where appropriate
- Rename short variables (ts->timestamp, n->bufIndex, etc.)
- Add depguard deny policy for io/ioutil and math/rand
- Exclude G704 (SSRF) in gosec config (CLI client takes user-configured URLs)

Tests:
- Add security tests (TestNonMemberCannotSend, TestHistoryNonMember)
- Split TestInsertAndPollMessages for reduced complexity
- Fix parallel test safety (viper global state prevents parallelism)
- Use t.Context() instead of context.Background() in tests

Docker build verified passing locally.
2026-02-26 21:21:49 -08:00

33 lines
1.1 KiB
Docker

# golang:1.24-alpine, 2026-02-26
FROM golang@sha256:8bee1901f1e530bfb4a7850aa7a479d17ae3a18beb6e09064ed54cfd245b7191 AS builder
WORKDIR /src
RUN apk add --no-cache git build-base make
# golangci-lint v2.1.6 (eabc2638a66d), 2026-02-26
RUN CGO_ENABLED=0 go install github.com/golangci/golangci-lint/v2/cmd/golangci-lint@eabc2638a66daf5bb6c6fb052a32fa3ef7b6600d
COPY go.mod go.sum ./
RUN go mod download
COPY . .
# Run all checks — build fails if branch is not green
RUN make check
# Build binaries
ARG VERSION=dev
RUN CGO_ENABLED=1 go build -trimpath -ldflags="-s -w -X main.Version=${VERSION}" -o /chatd ./cmd/chatd/
RUN CGO_ENABLED=1 go build -trimpath -ldflags="-s -w" -o /chat-cli ./cmd/chat-cli/
# alpine:3.21, 2026-02-26
FROM alpine@sha256:c3f8e73fdb79deaebaa2037150150191b9dcbfba68b4a46d70103204c53f4709
RUN apk add --no-cache ca-certificates \
&& addgroup -S chat && adduser -S chat -G chat
COPY --from=builder /chatd /usr/local/bin/chatd
USER chat
EXPOSE 8080
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
CMD wget -qO- http://localhost:8080/.well-known/healthcheck.json || exit 1
ENTRYPOINT ["chatd"]