Merge pull request #279 from inbucket/v302rel

Release 3.0.2

.github/workflows/build-and-test.yml

@@ -0,0 +1,36 @@
+name: Build and Test
+on:
+  pull_request:
+jobs:
+  go-build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go: [ '1.17', '1.16' ]
+    name: Go ${{ matrix.go }} build
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go }}
+      - name: Build and test
+        run: |
+          go build ./...
+          go test -race -coverprofile=profile.cov ./...
+      - name: Send coverage
+        uses: shogo82148/actions-goveralls@v1
+        with:
+          path-to-profile: profile.cov
+          flag-name: Go-${{ matrix.go }}
+          parallel: true
+  coverage:
+    needs: go-build
+    name: Test Coverage
+    runs-on: ubuntu-latest
+    steps:
+      - uses: shogo82148/actions-goveralls@v1
+        with:
+          parallel-finished: true

.github/workflows/docker-build.yml

@@ -1,15 +1,54 @@
 name: Docker Image
 on:
   push:
-    branches: [ "master", "develop" ]
+    branches: [ "main" ]
+    tags: [ "v*" ]
   pull_request:
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - name: Checkout
-      - uses: docker/build-push-action@v1
+        uses: actions/checkout@v2
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v3
         with:
-          repository: inbucket/inbucket
+          images: |
-          push: false
+            inbucket/inbucket
-          tag_with_ref: true
+            ghcr.io/${{ github.repository }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=sha
+            type=edge,branch=main
+          flavor: |
+            latest=auto
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+        with:
+          platforms: all
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Login to DockerHub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Login to GitHub Container Registry
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64, linux/arm/v7
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.github/workflows/release.yml

@@ -1,7 +1,7 @@
 name: Build and Release
 on:
   push:
-    branches: [ "master", "develop" ]
+    branches: [ "main" ]
     tags: [ "v*" ]
   pull_request:
 jobs:
@@ -14,19 +14,17 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.15
+          go-version: 1.17
       - name: Setup Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v3
         with:
-          node-version: '10.x'
+          node-version: '16.x'
-      - name: Setup Elm
+          cache: 'yarn'
-        uses: jorelali/setup-elm@v2
+          cache-dependency-path: ui/yarn.lock
-        with:
-          elm-version: 0.19.1
       - name: Build frontend
         run: |
-          npm ci
+          yarn install --frozen-lockfile --non-interactive
-          npm run build
+          yarn run build
         working-directory: ./ui
       - name: Test build release
         uses: goreleaser/goreleaser-action@v2

.gitignore

@@ -52,3 +52,4 @@ repl-temp-*
 /ui/dist/
 # Dependency directories
 /ui/node_modules
+/ui/.parcel-cache

.goreleaser.yml

@@ -6,12 +6,6 @@ release:
     name: inbucket
   name_template: '{{.Tag}}'
 
-brews:
-  - commit_author:
-      name: goreleaserbot
-      email: goreleaser@carlosbecker.com
-    install: bin.install ""
-
 before:
   hooks:
     - go mod download
@@ -28,8 +22,10 @@ builds:
       - windows
     goarch:
       - amd64
+      - arm
+      - arm64
     goarm:
-      - "6"
+      - "7"
     main: ./cmd/inbucket
     ldflags: -s -w -X main.version={{.Version}} -X main.commit={{.Commit}} -X main.date={{.Date}}
   - id: inbucket-client
@@ -43,8 +39,10 @@ builds:
       - windows
     goarch:
       - amd64
+      - arm
+      - arm64
     goarm:
-      - "6"
+      - "7"
     main: ./cmd/client
     ldflags: -s -w -X main.version={{.Version}} -X main.commit={{.Commit}} -X main.date={{.Date}}
 
@@ -61,8 +59,8 @@ archives:
       - LICENSE*
       - README*
       - CHANGELOG*
-      - etc/**/*
+      - etc/**
-      - ui/dist/**/*
+      - ui/dist/**
       - ui/greeting.html
 
 nfpms:
@@ -74,11 +72,15 @@ nfpms:
     maintainer: github@hillyerd.com
     description: All-in-one disposable webmail service.
     license: MIT
-    files:
+    contents:
-      "ui/dist/**/*": "/usr/local/share/inbucket/ui"
+      - src: "ui/dist/**"
-    config_files:
+        dst: "/usr/local/share/inbucket/ui"
-      "etc/linux/inbucket.service": "/lib/systemd/system/inbucket.service"
+      - src: "etc/linux/inbucket.service"
-      "ui/greeting.html": "/etc/inbucket/greeting.html"
+        dst: "/lib/systemd/system/inbucket.service"
+        type: config|noreplace
+      - src: "ui/greeting.html"
+        dst: "/etc/inbucket/greeting.html"
+        type: config|noreplace
 
 snapshot:
   name_template: SNAPSHOT-{{ .Commit }}

.travis.yml

@@ -1,30 +0,0 @@
-dist: bionic
-
-env:
-  global:
-    - GO111MODULE=on
-
-language: go
-
-install:
-  - "go get golang.org/x/lint/golint"
-  - "make deps"
-
-jobs:
-  include:
-    - go: "1.14.x"
-    - go: "1.15.x"
-    - language: elm
-      elm: "latest-0.19.1"
-      elm_format: "latest-0.19.1"
-      elm_test: "latest-0.19.1"
-      node_js: "10.16.0"
-      install:
-        - "cd ui"
-        - "npm ci"
-      script:
-        - "elm-format --validate ."
-        - "npm run build"
-
-stages:
-  - test

CHANGELOG.md

@@ -4,7 +4,71 @@ Change Log
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
-## [v3.0.0-rc1]
+## [Unreleased]
+
+## [v3.0.2] - 2022-07-04
+
+Note: We had to abandon the 3.0.1 release, see the blog post [What happened to
+3.0?](https://www.inbucket.org/news/2022/05/whathappenedtothree.html) for
+details.
+
+### Changed
+- arm Docker builds now rely on amd64 frontend build stage
+- Frontend build migrated from npm+webpack to yarn+parcel, node 16
+
+
+## [v3.0.1-rc2] - 2022-01-23
+
+### Added
+- Builds for arm7 and arm64 platforms
+
+### Changed
+- Abandoned git-flow process, the `master` branch renamed to `main`
+
+
+## [v3.0.1-rc1] - 2022-01-17
+
+### Fixed
+- GitHub built packages (rpm, deb, tarball) no longer missing UI files (#250)
+
+### Changed
+- Update Go dependencies
+- Update NPM dependencies
+
+
+## [v3.0.0] - 2021-09-19
+
+Unchanged from rc4.
+
+
+## [v3.0.0-rc4] - 2021-08-22
+
+### Fixed
+- Various MIME header decoding improvements
+
+### Changed
+- Bump Go version to 1.17 (#233)
+
+
+## v3.0.0-rc3 - 2021-08-01
+
+Unchanaged from 3.0.0-rc2.  This release is to update our build automation and
+tags for Docker Hub and ghcr.io.
+
+
+## [v3.0.0-rc2] - 2021-07-31
+
+### Added
+- Support for SMTP AUTH (#197, thanks makarchuk)
+- Dark mode support (#218, thanks nerones)
+
+### Fixed
+- Prevent potential click jacking (#190, thanks stuartskelton)
+- Error on 8 character long SMTP commands (#221)
+- Allow empty username and password during AUTH (#225)
+
+
+## [v3.0.0-rc1] - 2020-09-24
 
 ### Added
 - Refresh button to reload mailbox contents
@@ -15,7 +79,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
   fonts
 
 
-## [v3.0.0-beta3]
+## [v3.0.0-beta3] - 2020-09-04
 
 ### Added
 - Docker `HEALTHCHECK`
@@ -31,7 +95,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - Allow empty SMTP `MAIL FROM:<>`
 
 
-## [v3.0.0-beta2]
+## [v3.0.0-beta2] - 2019-08-17
 
 ### Added
 - Ability to name mailboxes after domain of email recipient, set via
@@ -47,7 +111,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - Support for late EHLO, #141
 
 
-## [v3.0.0-beta1]
+## [v3.0.0-beta1] - 2019-03-14
 
 ### Added
 - `posix-millis` field to REST message and header responses for easier date
@@ -60,12 +124,12 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - Update to enmime v0.5.0
 
 
-## v2.1.0
+## v2.1.0 - 2018-12-15
 
 No change from beta1.
 
 
-## [v2.1.0-beta1]
+## [v2.1.0-beta1] - 2018-10-31
 
 ### Added
 - Use Go 1.11 modules for reproducible builds.
@@ -238,37 +302,45 @@ No change from beta1.
 - Add Link button to messages, allows for directing another person to a
   specific message.
 
-[Unreleased]:  https://github.com/inbucket/inbucket/compare/master...develop
+
-[v3.0.0-rc1]: https://github.com/inbucket/inbucket/compare/v3.0.0-beta3...v3.0.0-rc1
+[Unreleased]:   https://github.com/inbucket/inbucket/compare/v3.0.2...main
+[v3.0.2]:       https://github.com/inbucket/inbucket/compare/v3.0.1-rc2...v3.0.2
+[v3.0.1-rc2]:   https://github.com/inbucket/inbucket/compare/v3.0.1-rc1...v3.0.1-rc2
+[v3.0.1-rc1]:   https://github.com/inbucket/inbucket/compare/v3.0.0...v3.0.1-rc1
+[v3.0.0]:       https://github.com/inbucket/inbucket/compare/v3.0.0-rc4...v3.0.0
+[v3.0.0-rc4]:   https://github.com/inbucket/inbucket/compare/v3.0.0-rc2...v3.0.0-rc4
+[v3.0.0-rc2]:   https://github.com/inbucket/inbucket/compare/v3.0.0-rc1...v3.0.0-rc2
+[v3.0.0-rc1]:   https://github.com/inbucket/inbucket/compare/v3.0.0-beta3...v3.0.0-rc1
 [v3.0.0-beta3]: https://github.com/inbucket/inbucket/compare/v3.0.0-beta2...v3.0.0-beta3
 [v3.0.0-beta2]: https://github.com/inbucket/inbucket/compare/v3.0.0-beta1...v3.0.0-beta2
 [v3.0.0-beta1]: https://github.com/inbucket/inbucket/compare/v2.1.0...v3.0.0-beta1
 [v2.1.0-beta1]: https://github.com/inbucket/inbucket/compare/v2.0.0...v2.1.0-beta1
-[v2.0.0]:      https://github.com/inbucket/inbucket/compare/v2.0.0-rc1...v2.0.0
+[v2.0.0]:       https://github.com/inbucket/inbucket/compare/v2.0.0-rc1...v2.0.0
-[v2.0.0-rc1]:  https://github.com/inbucket/inbucket/compare/v1.3.1...v2.0.0-rc1
+[v2.0.0-rc1]:   https://github.com/inbucket/inbucket/compare/v1.3.1...v2.0.0-rc1
-[v1.3.1]:      https://github.com/inbucket/inbucket/compare/v1.3.0...v1.3.1
+[v1.3.1]:       https://github.com/inbucket/inbucket/compare/v1.3.0...v1.3.1
-[v1.3.0]:      https://github.com/inbucket/inbucket/compare/v1.2.0...v1.3.0
+[v1.3.0]:       https://github.com/inbucket/inbucket/compare/v1.2.0...v1.3.0
-[v1.2.0]:      https://github.com/inbucket/inbucket/compare/1.2.0-rc2...1.2.0
+[v1.2.0]:       https://github.com/inbucket/inbucket/compare/1.2.0-rc2...1.2.0
-[v1.2.0-rc2]:  https://github.com/inbucket/inbucket/compare/1.2.0-rc1...1.2.0-rc2
+[v1.2.0-rc2]:   https://github.com/inbucket/inbucket/compare/1.2.0-rc1...1.2.0-rc2
-[v1.2.0-rc1]:  https://github.com/inbucket/inbucket/compare/1.1.0...1.2.0-rc1
+[v1.2.0-rc1]:   https://github.com/inbucket/inbucket/compare/1.1.0...1.2.0-rc1
-[v1.1.0]:      https://github.com/inbucket/inbucket/compare/1.1.0-rc2...1.1.0
+[v1.1.0]:       https://github.com/inbucket/inbucket/compare/1.1.0-rc2...1.1.0
-[v1.1.0-rc2]:  https://github.com/inbucket/inbucket/compare/1.1.0-rc1...1.1.0-rc2
+[v1.1.0-rc2]:   https://github.com/inbucket/inbucket/compare/1.1.0-rc1...1.1.0-rc2
-[v1.1.0-rc1]:  https://github.com/inbucket/inbucket/compare/1.0...1.1.0-rc1
+[v1.1.0-rc1]:   https://github.com/inbucket/inbucket/compare/1.0...1.1.0-rc1
-[v1.0]:        https://github.com/inbucket/inbucket/compare/1.0-rc1...1.0
+[v1.0]:         https://github.com/inbucket/inbucket/compare/1.0-rc1...1.0
 
 
 ## Release Checklist
 
-1.  Create release branch: `git flow release start 1.x.0`
+1.  Create a release branch
 2.  Update CHANGELOG.md:
     - Ensure *Unreleased* section is up to date
-    - Rename *Unreleased* section to release name and date.
+    - Rename *Unreleased* section to release name and date
     - Add new GitHub `/compare` link
+    - Update previous tag version for *Unreleased* 
 3.  Run tests
 4.  Update goreleaser, and then test cross-compile: `goreleaser --snapshot`
-5.  Commit changes and merge release: `git flow release finish`
+5.  Commit changes and merge release into main, tag `vX.Y.Z`
-6.  Push tags and wait for https://travis-ci.org/inbucket/inbucket build to
+6.  Push tags and wait for
-    complete
+    [GitHub actions](https://github.com/inbucket/inbucket/actions) to complete
 7.  Update `binary_versions` option in `inbucket-site/_config.yml`
 
 See http://keepachangelog.com/ for additional instructions on how to update this file.

CONTRIBUTING.md

@@ -1,11 +1,8 @@
-How to Contribute
+# How to Contribute
-=================
 
 Inbucket encourages third-party patches. It's valuable to know how other
 developers are using the product.
 
-**tl;dr:** File pull requests against the `develop` branch, not `master`!
-
 
 ## Getting Started
 
@@ -17,28 +14,18 @@ to provide validation and/or guidance on your suggested approach.
 
 ## Making Changes
 
-Inbucket uses [git-flow] with default options.  If you have git-flow installed,
+Inbucket follows the regular GitHub pattern. Create a topic branch from where
-you can run `git flow feature start <topic branch name>`.
+you want to base your work:
-
-Without git-flow, create a topic branch from where you want to base your work:
-  - This is usually the `develop` branch, example command:
-    `git checkout origin/develop -b <topic branch name>`
-  - Only target the `master` branch if the issue is already resolved in
-    `develop`.
 
 Once you are on your topic branch:
 
 1. Make commits of logical units.
 2. Add unit tests to exercise your changes.
-3. Run the updated code through `go fmt` and `go vet`.
+3. Run `make` to test, vet and confirm your code is formatted correctly.
-4. Ensure the code builds and tests with the following commands:
+   If you do not have Make installed, please perform these steps manually,
-  - `go clean ./...`
+   otherwise your PR will not pass our checks.
-  - `go build ./...`
-  - `go test ./...`
 
 
 ## Thanks
 
 Thank you for contributing to Inbucket!
-
-[git-flow]: https://github.com/nvie/gitflow

Dockerfile

@@ -1,35 +1,33 @@
 # Docker build file for Inbucket: https://www.inbucket.org/
 
-# Install build-time dependencies
+### Build frontend
-FROM golang:1.15-alpine3.12 as builder
+# Due to no official elm compiler for arm; build frontend with amd64.
-RUN apk add --no-cache --virtual .build-deps g++ git make npm python3
+FROM --platform=linux/amd64 node:16 as frontend
+WORKDIR /build
+COPY . .
+WORKDIR /build/ui
+RUN rm -rf .parcel-cache dist elm-stuff node_modules
+RUN yarn install --frozen-lockfile --non-interactive
+RUN yarn run build
+
+### Build backend
+FROM golang:1.17-alpine3.14 as backend
+RUN apk add --no-cache --virtual .build-deps g++ git make
 WORKDIR /build
 COPY . .
 ENV CGO_ENABLED 0
 RUN make clean deps
-WORKDIR /build/ui
-RUN rm -rf dist elm-stuff node_modules
-RUN npm ci
-ADD https://github.com/elm/compiler/releases/download/0.19.1/binary-for-linux-64-bit.gz elm.gz
-RUN gunzip elm.gz && chmod 755 elm && mv elm /usr/bin/
-
-# Build server
-WORKDIR /build
 RUN go build -o inbucket \
   -ldflags "-X 'main.version=$(git describe --tags --always)' -X 'main.date=$(date -Iseconds)'" \
   -v ./cmd/inbucket
 
-# Build frontend
+### Run in minimal image
-WORKDIR /build/ui
+FROM alpine:3.14
-RUN npm run build
-
-# Run in minimal image
-FROM alpine:3.12
 RUN apk --no-cache add tzdata
 WORKDIR /opt/inbucket
 RUN mkdir bin defaults ui
-COPY --from=builder /build/inbucket bin
+COPY --from=backend /build/inbucket bin
-COPY --from=builder /build/ui/dist ui
+COPY --from=frontend /build/ui/dist ui
 COPY etc/docker/defaults/greeting.html defaults
 COPY etc/docker/defaults/start-inbucket.sh /
 

README.md

@@ -1,7 +1,7 @@
-Inbucket
+![Build Status](https://github.com/inbucket/inbucket/actions/workflows/build-and-test.yml/badge.svg)
-=============================================================================
+![Docker Image](https://github.com/inbucket/inbucket/actions/workflows/docker-build.yml/badge.svg)
-[![Build Status](https://travis-ci.org/inbucket/inbucket.png?branch=master)][Build Status]
+
-[![Docker Image](https://github.com/inbucket/inbucket/workflows/Docker%20Image/badge.svg)][Docker Image]
+# Inbucket
 
 Inbucket is an email testing service; it will accept messages for any email
 address and make them available via web, REST and POP3 interfaces.  Once
@@ -26,9 +26,9 @@ to contribute code to the project check out [CONTRIBUTING.md].
 
 ## Docker
 
-Inbucket has automated [Docker Image] builds via Docker Hub.  The `stable` tag
+Inbucket has automated [Docker Image] builds via Docker Hub.  The `latest` tag
-tracks our `master` branch (releases), `latest` tracks our unstable
+tracks our tagged releases, and `edge` tracks our potentially unstable
-`development` branch.
+`main` branch.
 
 
 ## Building from Source
@@ -38,8 +38,8 @@ You will need functioning [Go] and [Node.js] installations for this to work.
 ```sh
 git clone https://github.com/inbucket/inbucket.git
 cd inbucket/ui
-npm ci
+yarn install
-npm run build
+yarn build
 cd ..
 go build ./cmd/inbucket
 ```
@@ -72,10 +72,10 @@ Inbucket is open source software released under the MIT License.  The latest
 version can be found at https://github.com/inbucket/inbucket
 
 [Build Status]:           https://travis-ci.org/inbucket/inbucket
-[Change Log]:             https://github.com/inbucket/inbucket/blob/master/CHANGELOG.md
+[Change Log]:             https://github.com/inbucket/inbucket/blob/main/CHANGELOG.md
-[config.md]:              https://github.com/inbucket/inbucket/blob/master/doc/config.md
+[config.md]:              https://github.com/inbucket/inbucket/blob/main/doc/config.md
 [Configurator]:           https://www.inbucket.org/configurator/
-[CONTRIBUTING.md]:        https://github.com/inbucket/inbucket/blob/develop/CONTRIBUTING.md
+[CONTRIBUTING.md]:        https://github.com/inbucket/inbucket/blob/main/CONTRIBUTING.md
 [Development Quickstart]: https://github.com/inbucket/inbucket/wiki/Development-Quickstart
 [Docker Image]:           https://www.inbucket.org/binaries/docker.html
 [Elm]:                    https://elm-lang.org/

etc/swaks-tests/run-tests.sh

@@ -24,7 +24,7 @@ case "$1" in
     ;;
 esac
 
-export SWAKS_OPT_server="127.0.0.1:2500"
+export SWAKS_OPT_server="${SWAKS_OPT_server:-127.0.0.1:2500}"
 export SWAKS_OPT_to="$to@inbucket.local"
 
 # Basic test

go.mod

@@ -2,24 +2,22 @@ module github.com/inbucket/inbucket
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/gogs/chardet v0.0.0-20191104214054-4b6791f73a28 // indirect
+	github.com/gogs/chardet v0.0.0-20211120154057-b7413eaefb8f // indirect
 	github.com/google/subcommands v1.2.0
 	github.com/gorilla/css v1.0.0
 	github.com/gorilla/mux v1.8.0
 	github.com/gorilla/websocket v1.4.2
-	github.com/jaytaylor/html2text v0.0.0-20200412013138-3577fbdbcff7 // indirect
+	github.com/jaytaylor/html2text v0.0.0-20211105163654-bc68cce691ba // indirect
-	github.com/jhillyerd/enmime v0.8.1
+	github.com/jhillyerd/enmime v0.9.2
 	github.com/jhillyerd/goldiff v0.1.0
 	github.com/kelseyhightower/envconfig v1.4.0
-	github.com/mattn/go-runewidth v0.0.9 // indirect
+	github.com/mattn/go-runewidth v0.0.13 // indirect
-	github.com/microcosm-cc/bluemonday v1.0.4
+	github.com/microcosm-cc/bluemonday v1.0.17
-	github.com/olekukonko/tablewriter v0.0.4 // indirect
+	github.com/rs/zerolog v1.26.1
-	github.com/pkg/errors v0.9.1 // indirect
+	github.com/stretchr/testify v1.7.0
-	github.com/rs/zerolog v1.20.0
+	golang.org/x/net v0.0.0-20220114011407-0dd24b26b47d
-	github.com/stretchr/testify v1.6.1
+	golang.org/x/text v0.3.7 // indirect
-	golang.org/x/net v0.0.0-20200923182212-328152dc79b1
+	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
-	golang.org/x/text v0.3.3 // indirect
-	gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 // indirect
 )
 
 go 1.13

go.sum

@@ -2,18 +2,16 @@ github.com/aymerick/douceur v0.2.0 h1:Mv+mAeH1Q+n9Fr+oyamOlAkUNPWPlA8PPGR0QAaYuP
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 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 h1:tQIYjPdBoyREyB9XMu+nnTclpTYkz2zFM+lzLJFO4gQ=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
-gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

pkg/server/smtp/handler.go

@@ -25,10 +25,27 @@ const (
 	// timeStampFormat to use in Received header.
 	timeStampFormat = "Mon, 02 Jan 2006 15:04:05 -0700 (MST)"
 
+	// Messages sent to user during LOGIN auth procedure. Can vary, but values are taken directly
+	// from spec https://tools.ietf.org/html/draft-murchison-sasl-login-00
+
+	// usernameChallenge sent when inviting user to provide username. Is base64 encoded string
+	// `User Name`
+	usernameChallenge = "VXNlciBOYW1lAA=="
+
+	// passwordChallenge sent when inviting user to provide password. Is base64 encoded string
+	// `Password`
+	passwordChallenge = "UGFzc3dvcmQA"
+)
+
+const (
 	// GREET State: Waiting for HELO
 	GREET State = iota
 	// READY State: Got HELO, waiting for MAIL
 	READY
+	// LOGIN State: Got AUTH LOGIN command, expecting Username
+	LOGIN
+	// PASSWORD State: Got Username, expecting password
+	PASSWORD
 	// MAIL State: Got MAIL, accepting RCPTs
 	MAIL
 	// DATA State: Got DATA, waiting for "."
@@ -76,6 +93,7 @@ var commands = map[string]bool{
 	"QUIT":     true,
 	"TURN":     true,
 	"STARTTLS": true,
+	"AUTH":     true,
 }
 
 // Session holds the state of an SMTP session
@@ -153,6 +171,16 @@ func (s *Server) startSession(id int, conn net.Conn) {
 		}
 		line, err := ssn.readLine()
 		if err == nil {
+			//Handle LOGIN/PASSWORD states here, because they don't expect a command
+			switch ssn.state {
+			case LOGIN:
+				ssn.loginHandler(line)
+				continue
+			case PASSWORD:
+				ssn.passwordHandler(line)
+				continue
+			}
+
 			if cmd, arg, ok := ssn.parseCmd(line); ok {
 				// Check against valid SMTP commands
 				if cmd == "" {
@@ -219,7 +247,7 @@ func (s *Server) startSession(id int, conn net.Conn) {
 				}
 				break
 			}
-			// not an EOF
+			// Not an EOF
 			ssn.logger.Warn().Msgf("Connection error: %v", err)
 			if netErr, ok := err.(net.Error); ok {
 				if netErr.Timeout() {
@@ -257,9 +285,10 @@ func (s *Session) greetHandler(cmd string, arg string) {
 			return
 		}
 		s.remoteDomain = domain
-		// features before SIZE per RFC
+		// Features before SIZE per RFC
 		s.send("250-" + readyBanner)
 		s.send("250-8BITMIME")
+		s.send("250-AUTH PLAIN LOGIN")
 		if s.Server.config.TLSEnabled && s.Server.tlsConfig != nil && s.tlsState == nil {
 			s.send("250-STARTTLS")
 		}
@@ -281,30 +310,71 @@ func parseHelloArgument(arg string) (string, error) {
 	return domain, nil
 }
 
+func (s *Session) loginHandler(line string) {
+	// Content and length of username is ignored.
+	s.send(fmt.Sprintf("334 %v", passwordChallenge))
+	s.enterState(PASSWORD)
+}
+
+func (s *Session) passwordHandler(line string) {
+	// Content and length of password is ignored.
+	s.send("235 Authentication successful")
+	s.enterState(READY)
+}
+
 // READY state -> waiting for MAIL
+// AUTH can change
 func (s *Session) readyHandler(cmd string, arg string) {
 	if cmd == "STARTTLS" {
 		if !s.Server.config.TLSEnabled {
-			// invalid command since unconfigured
+			// Invalid command since TLS unconfigured.
 			s.logger.Debug().Msgf("454 TLS unavailable on the server")
 			s.send("454 TLS unavailable on the server")
 			return
 		}
 		if s.tlsState != nil {
-			// tls state previously valid
+			// TLS state previously valid.
 			s.logger.Debug().Msg("454 A TLS session already agreed upon.")
 			s.send("454 A TLS session already agreed upon.")
 			return
 		}
 		s.logger.Debug().Msg("Initiating TLS context.")
+
+		// Start TLS connection handshake.
 		s.send("220 STARTTLS")
-		// start tls connection handshake
 		tlsConn := tls.Server(s.conn, s.Server.tlsConfig)
 		s.conn = tlsConn
 		s.text = textproto.NewConn(s.conn)
 		s.tlsState = new(tls.ConnectionState)
 		*s.tlsState = tlsConn.ConnectionState()
 		s.enterState(GREET)
+	} else if cmd == "AUTH" {
+		args := strings.SplitN(arg, " ", 3)
+		authMethod := args[0]
+		switch authMethod {
+		case "PLAIN":
+			{
+				if len(args) != 2 {
+					s.send("500 Bad auth arguments")
+					s.logger.Warn().Msgf("Bad auth attempt: %q", arg)
+					return
+				}
+				s.logger.Info().Msgf("Accepting credentials: %q", args[1])
+				s.send("235 2.7.0 Authentication successful")
+				return
+			}
+		case "LOGIN":
+			{
+				s.send(fmt.Sprintf("334 %v", usernameChallenge))
+				s.enterState(LOGIN)
+				return
+			}
+		default:
+			{
+				s.send(fmt.Sprintf("500 Unsupported AUTH method: %v", authMethod))
+				return
+			}
+		}
 	} else if cmd == "MAIL" {
 		// Capture group 1: from address.  2: optional params.
 		m := fromRegex.FindStringSubmatch(arg)
@@ -518,30 +588,28 @@ func (s *Session) readLine() (line string, err error) {
 
 func (s *Session) parseCmd(line string) (cmd string, arg string, ok bool) {
 	line = strings.TrimRight(line, "\r\n")
-	l := len(line)
+
+	// Find length of command or entire line.
+	hasArg := true
+	l := strings.IndexByte(line, ' ')
+	if l == -1 {
+		hasArg = false
+		l = len(line)
+	}
+
 	switch {
 	case l == 0:
 		return "", "", true
 	case l < 4:
 		s.logger.Warn().Msgf("Command too short: %q", line)
 		return "", "", false
-	case l == 4 || l == 8:
-		return strings.ToUpper(line), "", true
-	case l == 5:
-		// Too long to be only command, too short to have args
-		s.logger.Warn().Msgf("Mangled command: %q", line)
-		return "", "", false
 	}
 
-	// If we made it here, command is long enough to have args
+	if hasArg {
-	if line[4] != ' ' {
+		return strings.ToUpper(line[0:l]), strings.Trim(line[l+1:], " "), true
-		// There wasn't a space after the command?
-		s.logger.Warn().Msgf("Mangled command: %q", line)
-		return "", "", false
 	}
 
-	// I'm not sure if we should trim the args or not, but we will for now
+	return strings.ToUpper(line), "", true
-	return strings.ToUpper(line[0:4]), strings.Trim(line[5:], " "), true
 }
 
 // parseArgs takes the arguments proceeding a command and files them

pkg/server/smtp/handler_test.go

@@ -56,6 +56,9 @@ func TestGreetState(t *testing.T) {
 	if err := playSession(t, server, []scriptStep{{"helo 127.0.0.1", 250}}); err != nil {
 		t.Error(err)
 	}
+	if err := playSession(t, server, []scriptStep{{"HELO ABC", 250}}); err != nil {
+		t.Error(err)
+	}
 
 	// Valid EHLOs
 	if err := playSession(t, server, []scriptStep{{"EHLO mydomain", 250}}); err != nil {
@@ -70,6 +73,9 @@ func TestGreetState(t *testing.T) {
 	if err := playSession(t, server, []scriptStep{{"ehlo 127.0.0.1", 250}}); err != nil {
 		t.Error(err)
 	}
+	if err := playSession(t, server, []scriptStep{{"EHLO a", 250}}); err != nil {
+		t.Error(err)
+	}
 
 	if t.Failed() {
 		// Wait for handler to finish logging
@@ -108,6 +114,50 @@ func TestEmptyEnvelope(t *testing.T) {
 	}
 }
 
+// Test AUTH
+func TestAuth(t *testing.T) {
+	ds := test.NewStore()
+	server, logbuf, teardown := setupSMTPServer(ds)
+	defer teardown()
+
+	// PLAIN AUTH
+	script := []scriptStep{
+		{"EHLO localhost", 250},
+		{"AUTH PLAIN aW5idWNrZXQ6cGFzc3dvcmQK", 235},
+		{"RSET", 250},
+		{"AUTH GSSAPI aW5idWNrZXQ6cGFzc3dvcmQK", 500},
+		{"RSET", 250},
+		{"AUTH PLAIN", 500},
+		{"RSET", 250},
+		{"AUTH PLAIN aW5idWNrZXQ6cG Fzc3dvcmQK", 500},
+	}
+	if err := playSession(t, server, script); err != nil {
+		t.Error(err)
+	}
+
+	// LOGIN AUTH
+	script = []scriptStep{
+		{"EHLO localhost", 250},
+		{"AUTH LOGIN", 334}, // Test with user/pass present.
+		{"username", 334},
+		{"password", 235},
+		{"RSET", 250},
+		{"AUTH LOGIN", 334}, // Test with empty user/pass.
+		{"", 334},
+		{"", 235},
+	}
+	if err := playSession(t, server, script); err != nil {
+		t.Error(err)
+	}
+
+	if t.Failed() {
+		// Wait for handler to finish logging
+		time.Sleep(2 * time.Second)
+		// Dump buffered log data if there was a failure
+		_, _ = io.Copy(os.Stderr, logbuf)
+	}
+}
+
 // Test commands in READY state
 func TestReadyState(t *testing.T) {
 	ds := test.NewStore()
@@ -159,6 +209,15 @@ func TestReadyState(t *testing.T) {
 		t.Error(err)
 	}
 
+	// Test Start TLS parsing.
+	script = []scriptStep{
+		{"HELO localhost", 250},
+		{"STARTTLS", 454}, // TLS unconfigured.
+	}
+	if err := playSession(t, server, script); err != nil {
+		t.Error(err)
+	}
+
 	if t.Failed() {
 		// Wait for handler to finish logging
 		time.Sleep(2 * time.Second)

pkg/server/web/handlers.go

@@ -94,6 +94,8 @@ func spaTemplateHandler(tmpl *template.Template, basePath string,
 		BasePath: basePath,
 	}
 	return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
+		// ensure we do now allow click jacking
+		w.Header().Set("X-Frame-Options", "SameOrigin")
 		err := tmpl.Execute(w, tmplData)
 		if err != nil {
 			log.Error().Str("module", "web").Str("remote", req.RemoteAddr).Str("proto", req.Proto).

pkg/storage/mem/store_test.go

@@ -65,7 +65,7 @@ func TestMaxSize(t *testing.T) {
 		go func(mailbox string) {
 			err := s.PurgeMessages(mailbox)
 			if err != nil {
-				t.Fatal(err)
+				panic(err) // Cannot call t.Fatal from non-test goroutine.
 			}
 			wg.Done()
 		}(mailbox)

shell.nix

@@ -3,15 +3,18 @@ stdenv.mkDerivation rec {
   name = "env";
   env = buildEnv { name = name; paths = buildInputs; };
   buildInputs = [
+    act
     dpkg
     elmPackages.elm
     elmPackages.elm-analyse
     elmPackages.elm-format
+    elmPackages.elm-json
     elmPackages.elm-language-server
     elmPackages.elm-test
     go
     golint
-    nodejs-10_x
+    nodejs-16_x
+    nodePackages.yarn
     rpm
     swaks
   ];

ui/.parcelrc

@@ -0,0 +1,4 @@
+{
+  "extends": "@parcel/config-default",
+  "namers": [ "parcel-namer-rewrite" ]
+}

ui/.proxyrc.json

@@ -0,0 +1,12 @@
+{
+  "/api": {
+    "target": "http://localhost:9000",
+    "ws": true
+  },
+  "/debug": {
+    "target": "http://localhost:9000"
+  },
+  "/serve": {
+    "target": "http://localhost:9000"
+  }
+}

ui/README.md

@@ -11,9 +11,8 @@ One time setup (assuming [Node.js] is already installed):
 
 ```
 cd $INBUCKET/ui
-npm i elm -g
+yarn install
-npm i
+yarn build
-npm run build
 ```
 
 This will the create `node_modules`, `elm-stuff`, and `dist` directories.
@@ -30,15 +29,16 @@ Inbucket will start, with HTTP listening on port 9000.  You may verify the web
 UI is functional if this is your first time building Inbucket, but your dev/test
 cycle should favor the development server below.
 
-### Terminal 2: webpack development server
+### Terminal 2: parcel development server
 
 ```
 cd $INBUCKET/ui
-npm run dev
+yarn start
 ```
 
-npm will start a development HTTP server listening on port 3000.  You should use
+yarn will start a development HTTP server listening on port 1234.  You should
-this server for UI development, as it features hot reload and the Elm debugger.
+use this server for UI development, as it features hot reload and the Elm
+debugger.
 
 [Elm]:            https://elm-lang.org
 [Node.js]:        https://nodejs.org

ui/package.json

@@ -4,30 +4,29 @@
   "license": "MIT",
   "private": true,
   "scripts": {
-    "clean": "rm -rf dist elm-stuff",
+    "build": "parcel build --public-url ./",
-    "build": "webpack --mode production",
+    "start": "parcel --hmr-port 1235 src/index-dev.html",
-    "watch": "webpack --mode development --watch",
+    "clean": "rm -rf .parcel-cache dist elm-stuff"
-    "dev": "webpack-dev-server --mode development --port 3000 --hot --watch",
-    "errors": "webpack --mode development --display-error-details"
   },
-  "dependencies": {
+  "source": "src/index.html",
-    "opensans-npm-webfont": "^1.0.0"
+  "parcel-namer-rewrite": {
+    "rules": {
+      "(.*)\\.(css|js|json|eot|png|svg|ttf|webmanifest|woff|woff2)": "static/$1{.hash}.$2"
+    }
   },
+  "browserslist": "defaults",
+  "dependencies": {},
   "devDependencies": {
-    "@babel/core": "^7.11.6",
+    "@fortawesome/fontawesome-free": "^5.15.3",
-    "@babel/preset-env": "^7.11.5",
+    "@parcel/packager-raw-url": "2.4.1",
-    "@fortawesome/fontawesome-free": "^5.14.0",
+    "@parcel/transformer-elm": "^2.2.1",
-    "@webcomponents/webcomponentsjs": "^2.4.4",
+    "@parcel/transformer-webmanifest": "2.4.1",
-    "babel-loader": "^8.1.0",
+    "@webcomponents/webcomponentsjs": "^2.5.0",
-    "css-loader": "^4.3.0",
+    "opensans-npm-webfont": "^1.0.0",
-    "elm-hot-webpack-loader": "^1.1.7",
+    "parcel": "^2.4.1",
-    "elm-webpack-loader": "^7.0.1",
+    "parcel-namer-rewrite": "^2.0.0-rc.2"
-    "file-loader": "^6.1.0",
+  },
-    "html-webpack-plugin": "^4.5.0",
+  "optionalDependencies": {
-    "node-elm-compiler": "^5.0.5",
+    "elm": "^0.19.1-5"
-    "style-loader": "^1.2.1",
-    "webpack": "^4.44.2",
-    "webpack-cli": "^3.3.12",
-    "webpack-dev-server": "^3.11.0"
   }
 }

ui/src/index-dev.html

@@ -1,15 +1,20 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
-  <!-- This index file will be served by the webpack development server. -->
+  <!-- This index file will be served by the development server. -->
   <base href="/">
   <meta charset="utf-8">
   <meta http-equiv="x-ua-compatible" content="ie=edge">
   <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
   <meta name="theme-color" content="#000000">
-  <meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
+  <meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate">
-  <meta http-equiv="Pragma" content="no-cache" />
+  <meta http-equiv="Pragma" content="no-cache">
-  <meta http-equiv="Expires" content="0" />
+  <meta http-equiv="Expires" content="0">
+  <link rel="stylesheet" href="./main.css">
+  <link rel="stylesheet" href="./navbar.css">
+  <link rel="stylesheet" href="./mailbox.css">
+  <link rel="icon" type="image/png" href="./favicon.png">
+  <link rel="manifest" href="./manifest.json">
   <title>Inbucket</title>
 </head>
 <body>
@@ -17,5 +22,6 @@
     You need to enable JavaScript to run this app.
   </noscript>
   <div id="root"></div>
+  <script type="module" src="index.js"></script>
 </body>
 </html>

ui/src/index.html

@@ -6,9 +6,14 @@
   <meta http-equiv="x-ua-compatible" content="ie=edge">
   <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
   <meta name="theme-color" content="#000000">
-  <meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
+  <meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate">
-  <meta http-equiv="Pragma" content="no-cache" />
+  <meta http-equiv="Pragma" content="no-cache">
-  <meta http-equiv="Expires" content="0" />
+  <meta http-equiv="Expires" content="0">
+  <link rel="stylesheet" href="./main.css">
+  <link rel="stylesheet" href="./navbar.css">
+  <link rel="stylesheet" href="./mailbox.css">
+  <link rel="icon" type="image/png" href="./favicon.png">
+  <link rel="manifest" href="./manifest.json">
   <title>Inbucket</title>
 </head>
 <body>
@@ -16,5 +21,6 @@
     You need to enable JavaScript to run this app.
   </noscript>
   <div id="root"></div>
+  <script type="module" src="index.js"></script>
 </body>
 </html>

ui/src/index.js

@@ -1,6 +1,3 @@
-import './main.css'
-import './mailbox.css'
-import './navbar.css'
 import '@fortawesome/fontawesome-free/css/all.css'
 import '@webcomponents/webcomponentsjs/webcomponents-bundle'
 import 'opensans-npm-webfont'

ui/src/mailbox.css

@@ -76,7 +76,7 @@
 
   .message-list {
     display: block;
-    overflow-y: scroll;
+    overflow-y: auto;
   }
 
   .message-list-controls {

ui/src/main.css

@@ -11,6 +11,68 @@
   --selected-color: #eee;
   --focused-color: #fff;
   --focused-bg-color: #337ab7;
+
+  --input-bg: white;
+  --input-bg-active: white;
+
+  --btn-default-bg-color: #337ab7;
+  --btn-default-bg-image: linear-gradient(to bottom, #337ab7 0, #265a88 100%);
+  --btn-default-color: #ffffff;
+  --btn-danger-bg-color: #d9534f;
+  --btn-danger-bg-image: linear-gradient(to bottom, #d9534f 0, #c12e2a 100%);
+  --btn-light-bg-color: #eee;
+  --btn-light-bg-image: linear-gradient(to bottom, #f0f0f0 0, #e0e0e0 100%);
+
+  --monitor-header-bg: #e8e8e8;
+
+  --well-bg-color: #f5f5f5;
+  --well-bg-image: linear-gradient(to bottom, #e8e8e8 0, #f5f5f5 100%);
+
+  --well-warn-bg-color: #fff8cf;
+  --well-warn-bg-image: linear-gradient(to bottom, #fff899 0, #fff8cf 100%);
+  --well-warn-color: inherit;
+
+  --well-error-bg-color: #f58080;
+  --well-error-bg-image: linear-gradient(to bottom, #e86060 0, #f58080 100%);
+  --well-error-color: inherit;
+
+  --well-border: #e8e8e8;
+}
+
+@media (prefers-color-scheme: dark) {
+  :root {
+    --bg-color: #202124;
+    --primary-color: #bdc1c6;
+    --high-color: #8ab4f8;
+    --border-color: #5f6368;
+    --selected-color: #303134;
+
+    --input-bg: var(--bg-color);
+    --input-bg-active: rgb(48, 49, 52);
+
+    --btn-default-bg-color: #303134;
+    --btn-default-bg-image: none;
+    --btn-default-color: #e8eaed;
+    /*--btn-danger-bg-color: #d9534f;*/
+    --btn-danger-bg-image: none;
+    /*--btn-light-bg-color: #eee;*/
+    --btn-light-bg-image: none;
+
+    --monitor-header-bg: var(--selected-color);
+
+    --well-bg-color: var(--low-color);
+    --well-bg-image: none;
+
+    --well-warn-bg-color: #c3c099;
+    --well-warn-bg-image: none;
+    --well-warn-color: var(--bg-color);
+
+    --well-error-bg-color: #e86060;
+    --well-error-bg-image: none;
+    --well-error-color: var(--bg-color);
+
+    --well-border: var(--border-color);
+  }
 }
 
 html, body, div, span, applet, object, iframe,
@@ -39,7 +101,7 @@ time, mark, audio, video {
 }
 
 a {
-    color: #337ab7;
+    color: var(--high-color);
     text-decoration: none;
 }
 
@@ -67,8 +129,8 @@ h1, h2, h3, h4, h5, h6, p {
 /** SHARED */
 
 a.button {
-  background-color: #337ab7;
+  background-color: var(--btn-default-bg-color);
-  background-image: linear-gradient(to bottom, #337ab7 0, #265a88 100%);
+  background-image: var(--btn-default-bg-image);
   border: none;
   border-radius: 4px;
   color: #fff;
@@ -82,11 +144,9 @@ a.button {
 }
 
 .well {
-  --light: #f5f5f5;
+  background-color: var(--well-bg-color);
-  --dark: #e8e8e8;
+  background-image: var(--well-bg-image);
-  background-color: var(--light);
+  border: 1px solid var(--well-border);
-  background-image: linear-gradient(to bottom, var(--dark) 0, var(--light) 100%);
-  border: 1px solid var(--dark);
   border-radius: 4px;
   box-shadow: 0 1px 2px rgba(0,0,0,.05);
   padding: 6px 10px;
@@ -98,8 +158,9 @@ a.button {
 }
 
 .well-error {
-  --light: #f58080;
+  background-color: var(--well-error-bg-color);
-  --dark: #e86060;
+  background-image: var(--well-error-bg-image);
+  color: var(--well-error-color);
 }
 
 .well-error a {
@@ -108,8 +169,22 @@ a.button {
 }
 
 .well-warn {
-  --light: #fff8cf;
+  background-color: var(--well-warn-bg-color);
-  --dark: #fff899;
+  background-image: var(--well-warn-bg-image);
+  color: var(--well-warn-color);
+}
+
+input {
+  border: 1px solid var(--border-color);
+  background-color: var(--input-bg);
+}
+
+@media (prefers-color-scheme: dark) {
+  input:focus-visible, input:hover {
+    outline: none;
+    border: 1px solid var(--input-bg-active);
+    background-color: var(--input-bg-active);
+  }
 }
 
 /** APP */
@@ -237,11 +312,11 @@ h3 {
 }
 
 .button-bar button {
-  background-color: #337ab7;
+  background-color: var(--btn-default-bg-color);
-  background-image: linear-gradient(to bottom, #337ab7 0, #265a88 100%);
+  background-image: var(--btn-default-bg-image);
   border: none;
   border-radius: 4px;
-  color: #fff;
+  color: var(--btn-default-color);
   display: inline-block;
   font-size: 12px;
   font-style: normal;
@@ -254,18 +329,22 @@ h3 {
   text-shadow: 0 -1px 0 rgba(0,0,0,0.2);
 }
 
+.button-bar button:hover {
+    border: 1px solid var(--border-color);
+}
+
 .button-bar *:not(:last-child) {
   margin-right: 4px;
 }
 
 .button-bar button.danger {
-  background-color: #d9534f;
+  background-color: var(--btn-danger-bg-color);
-  background-image: linear-gradient(to bottom, #d9534f 0, #c12e2a 100%);
+  background-image: var(--btn-danger-bg-image);
 }
 
 .button-bar button.light {
-  background-color: #eee;
+  background-color: var(--btn-light-bg-color);
-  background-image: linear-gradient(to bottom, #f0f0f0 0, #e0e0e0 100%);
+  background-image: var(--btn-light-bg-image);
   color: #000;
 }
 
@@ -285,7 +364,7 @@ h3 {
 }
 
 .metric-panel h2 {
-  background-image: linear-gradient(to bottom, #f5f5f5 0, #e8e8e8 100%);
+  background-color: var(--monitor-header-bg);
   font-size: 16px;
   font-weight: 500;
   padding: 10px;

ui/src/navbar.css

@@ -2,16 +2,34 @@
 
 :root {
   --navbar-color: #9d9d9d;
+  --navbar-color-active: var(--navbar-color);
   --navbar-bg: #222;
+  --navbar-bg-active: #080808;
+  --navbar-bg-border-active: none;
   --navbar-image: linear-gradient(to bottom, #3c3c3c 0, #222 100%);
   --navbar-height: 50px;
+  --navbar-border-bottom: none;
 }
 
+@media (prefers-color-scheme: dark) {
+  :root {
+    --navbar-color: #969ba1;
+    --navbar-color-active: #8ab4f8;
+    --navbar-bg: var(--bg-color);
+    --navbar-bg-active: none;
+    --navbar-bg-border-active: 3px solid var(--navbar-color-active);
+    --navbar-image: none;
+    --navbar-border-bottom: 1px solid var(--border-color);
+  }
+}
+
+
 .navbar {
   background-color: var(--navbar-bg);
   background-image: var(--navbar-image);
   text-shadow: 0 -1px 0 rgba(0,0,0,0.2);
   min-height: var(--navbar-height);
+  border-bottom: var(--navbar-border-bottom);
 }
 
 .main-nav {
@@ -66,7 +84,9 @@
 }
 
 li.navbar-active > *:first-child {
-  background-color: #080808;
+  background-color: var(--navbar-bg-active);
+  color: var(--navbar-color-active);
+  border-bottom: var(--navbar-bg-border-active);
 }
 
 li.navbar-active a,
@@ -92,7 +112,6 @@ li.navbar-active span,
 }
 
 .navbar-mailbox input {
-  border: 1px solid var(--border-color);
   border-radius: 4px;
   padding: 5px 10px;
   width: 250px;

ui/webpack.config.js

@@ -1,84 +0,0 @@
-const HtmlWebpackPlugin = require('html-webpack-plugin')
-const webpack = require('webpack')
-
-module.exports = (env, argv) => {
-  const production = argv.mode === 'production'
-  const config = {
-    output: {
-      filename: 'static/[name].[hash:8].js',
-      publicPath: '',
-    },
-    module: {
-      rules: [
-        {
-          test: /\.js$/,
-          exclude: [/elm-stuff/, /node_modules/],
-          loader: 'babel-loader',
-          query: {
-            presets: [
-              '@babel/preset-env',
-            ],
-          },
-        },
-        {
-          test: /\.elm$/,
-          exclude: [/elm-stuff/, /node_modules/],
-          use: [
-            { loader: 'elm-hot-webpack-loader' },
-            {
-              loader: 'elm-webpack-loader',
-              options: {
-                debug: !production,
-                optimize: production,
-              },
-            },
-          ],
-        },
-        {
-          test: /\.css$/,
-          loader: ['style-loader', 'css-loader'],
-        },
-        {
-          test: /\.(eot|svg|ttf|woff|woff2)$/,
-          loader: 'file-loader',
-          options: {
-            name: 'static/[name].[hash:8].[ext]',
-          },
-        },
-      ]
-    },
-    plugins: [
-      new HtmlWebpackPlugin({
-        template: 'public/index.html',
-        favicon: 'public/favicon.png',
-      }),
-      new HtmlWebpackPlugin({
-        filename: 'index-dev.html',
-        template: 'public/index-dev.html',
-        favicon: 'public/favicon.png',
-      }),
-    ],
-    devServer: {
-      historyApiFallback: {
-        index: '/index-dev.html',
-      },
-      index: 'index-dev.html',
-      inline: true,
-      overlay: true,
-      open: true,
-      proxy: [{
-        context: ['/api', '/debug', '/serve'],
-        target: 'http://localhost:9000',
-        ws: true,
-      }],
-      stats: { colors: true },
-      watchOptions: {
-        ignored: /node_modules/,
-      },
-    },
-  }
-  if (argv.hot) {
-    config.plugins.push(new webpack.HotModuleReplacementPlugin())
-  }
-  return config
-}