├── .github └── workflows │ ├── build.yml │ └── release.yml ├── .gitignore ├── .goreleaser.yml ├── .idea ├── go.imports.xml ├── modules.xml ├── varnish-towncrier.iml └── vcs.xml ├── Dockerfile ├── LICENSE ├── Makefile ├── README.md ├── cmd ├── ban.go ├── listen.go ├── purge.go ├── root.go ├── version.go └── xkey.go ├── deployments └── varnish-towncrier.service ├── docker-compose.yml ├── go.mod ├── go.sum ├── internal └── lib │ ├── client.go │ ├── config.go │ ├── listener.go │ ├── redis.go │ ├── request.go │ ├── requestProcessor.go │ ├── request_test.go │ └── version │ └── version.go ├── main.go └── varnish-towncrier.yml.dist /.github/workflows/build.yml: -------------------------------------------------------------------------------- 1 | name: build 2 | 3 | on: 4 | pull_request: 5 | push: 6 | 7 | jobs: 8 | test: 9 | runs-on: ubuntu-latest 10 | steps: 11 | - name: Checkout 12 | uses: actions/checkout@v2 13 | 14 | - name: Set up Go 15 | uses: actions/setup-go@v1 16 | with: 17 | go-version: 1.19.x 18 | 19 | - name: Run tests 20 | run: go test -v ./... 21 | -------------------------------------------------------------------------------- /.github/workflows/release.yml: -------------------------------------------------------------------------------- 1 | name: release 2 | 3 | on: 4 | push: 5 | tags: 6 | - 'v*.*.*' 7 | 8 | env: 9 | GHCR_USER: emgag-service 10 | 11 | jobs: 12 | goreleaser: 13 | runs-on: ubuntu-latest 14 | env: 15 | DOCKER_CLI_EXPERIMENTAL: "enabled" 16 | steps: 17 | - name: Checkout 18 | uses: actions/checkout@v3 19 | with: 20 | fetch-depth: 0 21 | 22 | - name: Set up Go 23 | uses: actions/setup-go@v3 24 | with: 25 | go-version: 1.19 26 | 27 | # https://github.com/docker/setup-qemu-action 28 | - name: Set up QEMU 29 | uses: docker/setup-qemu-action@v2 30 | 31 | # https://github.com/docker/setup-buildx-action 32 | - name: Set up Docker Buildx 33 | uses: docker/setup-buildx-action@v2 34 | 35 | - name: Login to github docker registry 36 | uses: docker/login-action@v2 37 | with: 38 | registry: ghcr.io 39 | username: ${{ github.actor }} 40 | password: ${{ secrets.GITHUB_TOKEN }} 41 | 42 | - name: Run GoReleaser 43 | uses: goreleaser/goreleaser-action@v3 44 | with: 45 | version: latest 46 | args: release --rm-dist 47 | env: 48 | GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} 49 | 50 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # local 2 | /dist 3 | /vendor 4 | varnish-towncrier.yml 5 | varnish-towncrier 6 | 7 | # Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm 8 | # Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839 9 | 10 | # User-specific stuff: 11 | .idea/**/workspace.xml 12 | .idea/**/tasks.xml 13 | .idea/dictionaries 14 | 15 | # Sensitive or high-churn files: 16 | .idea/**/dataSources/ 17 | .idea/**/dataSources.ids 18 | .idea/**/dataSources.xml 19 | .idea/**/dataSources.local.xml 20 | .idea/**/sqlDataSources.xml 21 | .idea/**/dynamic.xml 22 | .idea/**/uiDesigner.xml 23 | 24 | -------------------------------------------------------------------------------- /.goreleaser.yml: -------------------------------------------------------------------------------- 1 | before: 2 | hooks: 3 | - go mod tidy 4 | builds: 5 | - env: 6 | - CGO_ENABLED=0 7 | binary: varnish-towncrier 8 | ldflags: 9 | - -s -w -X github.com/emgag/varnish-towncrier/internal/lib/version.Version={{.Version}} -X github.com/emgag/varnish-towncrier/internal/lib/version.Commit={{.Commit}} -X github.com/emgag/varnish-towncrier/internal/lib/version.Date={{.Date}} 10 | goos: 11 | - darwin 12 | - linux 13 | goarch: 14 | - amd64 15 | - arm64 16 | archives: 17 | - files: 18 | - LICENSE 19 | - README.md 20 | - varnish-towncrier.yml.dist 21 | checksum: 22 | name_template: 'checksums.txt' 23 | dockers: 24 | - dockerfile: Dockerfile 25 | use: buildx 26 | build_flag_templates: 27 | - "--platform=linux/amd64" 28 | - "--pull" 29 | image_templates: 30 | - "ghcr.io/emgag/varnish-towncrier:{{ .Tag }}-amd64" 31 | goos: linux 32 | goarch: amd64 33 | ids: 34 | - varnish-towncrier 35 | - dockerfile: Dockerfile 36 | use: buildx 37 | build_flag_templates: 38 | - "--platform=linux/arm64" 39 | - "--pull" 40 | image_templates: 41 | - "ghcr.io/emgag/varnish-towncrier:{{ .Tag }}-arm64" 42 | goos: linux 43 | goarch: arm64 44 | ids: 45 | - varnish-towncrier 46 | docker_manifests: 47 | - name_template: ghcr.io/emgag/varnish-towncrier:{{ .Tag }} 48 | image_templates: 49 | - "ghcr.io/emgag/varnish-towncrier:{{ .Tag }}-amd64" 50 | - "ghcr.io/emgag/varnish-towncrier:{{ .Tag }}-arm64" 51 | - name_template: ghcr.io/emgag/varnish-towncrier:latest 52 | image_templates: 53 | - "ghcr.io/emgag/varnish-towncrier:{{ .Tag }}-amd64" 54 | - "ghcr.io/emgag/varnish-towncrier:{{ .Tag }}-arm64" 55 | 56 | -------------------------------------------------------------------------------- /.idea/go.imports.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 8 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /.idea/varnish-towncrier.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /Dockerfile: -------------------------------------------------------------------------------- 1 | FROM alpine 2 | LABEL org.opencontainers.image.source=https://github.com/emgag/varnish-towncrier 3 | COPY varnish-towncrier /varnish-towncrier 4 | ENTRYPOINT ["/varnish-towncrier"] 5 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | The MIT License (MIT) 2 | 3 | Copyright (c) 2017 Entertainment Media Group AG 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /Makefile: -------------------------------------------------------------------------------- 1 | .PHONY: build install snapshot dist test vet lint fmt run clean 2 | OUT := varnish-towncrier 3 | PKG := github.com/emgag/varnish-towncrier 4 | PKG_LIST := $(shell go list ${PKG}/...) 5 | GO_FILES := $(shell find . -name '*.go') 6 | 7 | all: build 8 | 9 | build: 10 | CGO_ENABLED=0 GOOS=linux go build -a -v -o ${OUT} ${PKG} 11 | 12 | install: 13 | CGO_ENABLED=0 GOOS=linux go install -a -v -o ${OUT} ${PKG} 14 | 15 | snapshot: 16 | goreleaser --snapshot --skip-publish --rm-dist 17 | 18 | dist: 19 | goreleaser --rm-dist 20 | 21 | test: 22 | @go test -v ${PKG_LIST} 23 | 24 | vet: 25 | @go vet ${PKG_LIST} 26 | 27 | lint: 28 | @for file in ${GO_FILES} ; do \ 29 | golint $$file ; \ 30 | done 31 | 32 | fmt: 33 | @gofmt -l -w -s ${GO_FILES} 34 | 35 | run: build 36 | ./${OUT} listen 37 | 38 | clean: 39 | -@rm ${OUT} 40 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # varnish-towncrier 2 | 3 | ![build](https://github.com/emgag/varnish-towncrier/workflows/build/badge.svg) 4 | ![release](https://github.com/emgag/varnish-towncrier/workflows/release/badge.svg) 5 | [![Go Report Card](https://goreportcard.com/badge/github.com/emgag/varnish-towncrier)](https://goreportcard.com/report/github.com/emgag/varnish-towncrier) 6 | ![License](https://img.shields.io/github/license/emgag/varnish-towncrier) 7 | 8 | **varnish-towncrier** is designed to distribute cache invalidation requests to a fleet of 9 | [varnish](http://varnish-cache.org/) instances. The agent daemon is listening for PURGE and BAN requests on 10 | a [Redis Pub/Sub](https://redis.io/docs/manual/pubsub/) channel and forwards incoming cache invalidation requests to its 11 | local 12 | varnish instance. It's the successor of [varnish-cache-reaper](https://github.com/emgag/varnish-cache-reaper), which is 13 | also used to fan out invalidation requests to multiple varnish instances, though its host list is static while with 14 | varnish-towncrier, each varnish instance registers itself automatically. 15 | 16 | It supports PURGE and BAN requests as well as surrogate keys (cache tags) using the 17 | [xkey module](https://github.com/varnish/varnish-modules/blob/master/src/vmod_xkey.vcc), formerly known as Hashtwo. 18 | 19 | ## Requirements 20 | 21 | * [Redis](https://redis.io) service, accessible from both the applications issuing invalidation requests as well as the 22 | varnish instances running the agent. 23 | * [Varnish](http://varnish-cache.org/), obviously. Although as it doesn't use any specific varnish APIs and uses plain 24 | HTTP, it can probably be configured for other proxies as well. 25 | * VCL has to be modified to support purging, banning and distinguishing the two different xkey purging methods supported 26 | by varnish-towncrier. See VCL example below. 27 | * Go >=1.19 for building. 28 | 29 | ## Agent 30 | 31 | ### Configuration 32 | 33 | The agent configuration is done using either a YAML file ( 34 | see [varnish-towncrier.yml.dist]([varnish-towncrier.yml.dist])), default location is 35 | */etc/varnish-towncrier.yml* or through environment variables. 36 | 37 | **redis** section: 38 | 39 | * uri (*VT_REDIS_URI*): redis host to connect to. Use redis:// for unencrypted, rediss:// for an encrypted connection. 40 | * password (*VT_REDIS_PASSWORD*): provide password if the connection needs to be authenticated. 41 | * subscribe (*VT_REDIS_SUBSCRIBE*): list of pubsub channels the agent will subscribe to. When used within an environment 42 | variable, a space separated string is used to list multiple values. 43 | 44 | **endpoint** section: 45 | 46 | * uri (*VT_ENDPOINT_URI*): the HTTP endpoint of the varnish instance. 47 | * xkeyheader (*VT_ENDPOINT_XKEYHEADER*): The header used to supply list of keys to purge using *xkey.purge()*. 48 | * softxkeyheader (*VT_ENDPOINT_SOFTXKEYHEADER*): The header used to supply list of keys to purge using * 49 | xkey.softpurge()*. 50 | * banheader (*VT_ENDPOINT_BANHEADER*): The header used to supply the expression for *ban()*. 51 | * banurlheader (*VT_ENDPOINT_BANURLHEADER*): The header used to supply the pattern for an URL ban. 52 | 53 | Example (default values): 54 | 55 | ```YAML 56 | redis: 57 | uri: redis://127.0.0.1:6379 58 | password: thepasswordifneeeded 59 | subscribe: 60 | - varnish.purge 61 | endpoint: 62 | uri: http://127.0.0.1:8080/ 63 | xkeyheader: x-xkey 64 | softxkeyheader: x-xkey-soft 65 | banheader: x-ban-expression 66 | banurlheader: x-ban-url 67 | ``` 68 | 69 | ### Usage 70 | 71 | ``` 72 | Distribute cache invalidation requests to a fleet of varnish instances. 73 | 74 | Usage: 75 | varnish-towncrier [command] 76 | 77 | Available Commands: 78 | ban Issue ban request to all registered instances 79 | help Help about any command 80 | listen Listen for incoming invalidation requests 81 | purge Issue purge request to all registered instances 82 | version Print the version number of varnish-towncrier 83 | xkey Invalidate selected surrogate keys on all registered instances 84 | 85 | Flags: 86 | -c, --config string config file (default is /etc/varnish-towncrier.yml) 87 | -h, --help help for varnish-towncrier 88 | 89 | Use "varnish-towncrier [command] --help" for more information about a command. 90 | ``` 91 | 92 | Example: 93 | 94 | ``` 95 | $ varnish-towncrier -c varnish-towncrier.yml listen 96 | 2017/12/14 01:09:14 Connecting to redis... 97 | 2017/12/14 01:09:14 Connected to redis://127.0.0.1:6379 98 | 2017/12/14 01:09:14 subscribe: varnish.purge (1) 99 | [...] 100 | ``` 101 | 102 | ## Docker 103 | 104 | varnish-towncrier is packaged for docker with the image 105 | 106 | [ghcr.io/emgag/varnish-towncrier](https://github.com/orgs/emgag/packages/container/varnish-towncrier) 107 | 108 | and can be configured either by copying a config file to the root or by supplying environment variables. 109 | 110 | Example using baked in config file: 111 | 112 | ``` 113 | FROM ghcr.io/emgag/varnish-towncrier 114 | COPY varnish-towncrier.yml /varnish-towncrier.yml 115 | ``` 116 | 117 | ### Run 118 | 119 | ``` 120 | docker run emgag/varnish-towncrier:latest listen 121 | ``` 122 | 123 | ### Kubernetes 124 | 125 | varnish-towncrier can be run alongside a varnish container ( 126 | like [ghcr.io/emgag/varnish](https://github.com/orgs/emgag/packages/container/varnish)) 127 | in a pod to handle cache resets, e.g. 128 | 129 | ``` 130 | 131 | --- 132 | apiVersion: apps/v1 133 | kind: Deployment 134 | metadata: 135 | name: varnish-deployment 136 | spec: 137 | selector: 138 | matchLabels: 139 | app: varnish 140 | replicas: 2 141 | template: 142 | metadata: 143 | labels: 144 | app: varnish 145 | spec: 146 | containers: 147 | - name: varnish 148 | image: ghcr.io/emgag/varnish:7.2.0 149 | ports: 150 | - containerPort: 80 151 | env: 152 | - name: VARNISH_STORAGE 153 | value: "malloc,512m" 154 | volumeMounts: 155 | - name: config-volume 156 | mountPath: /etc/varnish 157 | - name: varnish-towncrier 158 | image: ghcr.io/emgag/varnish-towncrier:latest 159 | args: 160 | - listen 161 | env: 162 | - name: VT_REDIS_URI 163 | value: redis://redis-service 164 | - name: VT_ENDPOINT_URI 165 | value: http://127.0.0.1:80/ 166 | volumes: 167 | - name: config-volume 168 | configMap: 169 | name: varnish-config 170 | --- 171 | apiVersion: v1 172 | kind: Service 173 | metadata: 174 | name: varnish-service 175 | spec: 176 | type: ClusterIP 177 | ports: 178 | - port: 80 179 | targetPort: 80 180 | protocol: TCP 181 | selector: 182 | app: varnish 183 | ``` 184 | 185 | ## Invalidation request API 186 | 187 | Invalidation requests can be sent by publishing to a [Redis Pub/Sub](https://redis.io/docs/manual/pubsub/) channel. 188 | 189 | ### Message format 190 | 191 | The publish message payload consists of a JSON object with following properties: 192 | 193 | * **command**: string. Required. Either _ban_, _ban.url_, _purge_, _xkey_ or _xkey.soft_. 194 | * **host**: string. Optional. The _Host_ header used in the PURGE/BAN request to varnish. If omitted, the host is 195 | derived from the local endpoint's URL. 196 | * **value**: string[]. Required. Meaning depends on the command. 197 | _ban_: List of [ban() expressions](https://varnish-cache.org/docs/7.2/reference/vmod_std.html#std-ban), 198 | _ban.url_: List of regular expressions matching the path portion of the URL to be banned, 199 | _purge_: The path portion of the URL to be purged, 200 | _xkey_ and _xkey.soft_: List of keys to (soft-)purge. 201 | 202 | Example: 203 | 204 | ```JSON 205 | { 206 | "command": "xkey", 207 | "host": "www.example.org", 208 | "value": [ 209 | "still", 210 | "flying" 211 | ] 212 | } 213 | ``` 214 | 215 | Using _varnish-towncrier_: 216 | 217 | ``` 218 | $ varnish-towncrier -c config.yml xkey --host www.example.org still flying 219 | ``` 220 | 221 | Using _redis-cli_: 222 | 223 | ``` 224 | $ redis-cli 225 | 127.0.0.1:6379> publish varnish.purge '{"command": "xkey", "host": "www.example.org", "value": ["still", "flying"]}' 226 | ``` 227 | 228 | Using PHP & [Predis](https://github.com/nrk/predis): 229 | 230 | ```PHP 231 | $client = new Predis\Client([ 232 | 'scheme' => 'tcp', 233 | 'host' => '127.0.0.1', 234 | 'port' => '6379' 235 | ]); 236 | 237 | $message = json_encode([ 238 | 'command' => 'xkey', 239 | 'host' => 'www.example.org', 240 | 'value' => ['still', 'flying'] 241 | ]); 242 | 243 | $client->publish('varnish.purge', $message); 244 | ``` 245 | 246 | Using PHP, [Predis](https://github.com/nrk/predis) 247 | & [varnish-towncrier-php](https://github.com/emgag/varnish-towncrier-php): 248 | 249 | ```PHP 250 | $client = new Predis\Client([ 251 | 'scheme' => 'tcp', 252 | 'host' => '127.0.0.1', 253 | 'port' => '6379' 254 | ]); 255 | 256 | $vt = new VarnishTowncrier($client); 257 | $vt->xkey('example.org', ['still', 'flying']); 258 | ``` 259 | 260 | ## VCL example 261 | 262 | ### Varnish 6.x / 7.x 263 | 264 | Varnish documentation 265 | or [varnish 6.0](https://www.varnish-cache.org/docs/6.0/users-guide/purging.html) 266 | or [varnish 7.1](https://www.varnish-cache.org/docs/7.1/users-guide/purging.html) 267 | or [varnish 7.2](https://www.varnish-cache.org/docs/7.2/users-guide/purging.html) 268 | 269 | ```VCL 270 | [...] 271 | # use xkey module 272 | import xkey; 273 | 274 | # purgers acl 275 | # - who is allowed to issue PURGE and BAN requests 276 | # 277 | acl purgers { 278 | "127.0.0.1"; 279 | } 280 | 281 | sub vcl_recv { 282 | [...] 283 | if (req.method == "PURGE") { 284 | if (!client.ip ~ purgers) { 285 | return(synth(405,"Method not allowed")); 286 | } 287 | 288 | if(req.http.x-xkey) { 289 | set req.http.n-gone = xkey.purge(req.http.x-xkey); 290 | return (synth(200, "Got " + req.http.x-xkey + ", invalidated " + req.http.n-gone + " objects")); 291 | } 292 | 293 | if(req.http.x-xkey-soft) { 294 | set req.http.n-gone = xkey.softpurge(req.http.x-xkey-soft); 295 | return (synth(200, "Got " + req.http.x-xkey-soft + ", invalidated " + req.http.n-gone + " objects")); 296 | } 297 | 298 | return (purge); 299 | } 300 | 301 | if (req.method == "BAN") { 302 | if (!client.ip ~ purgers) { 303 | return(synth(405,"Method not allowed")); 304 | } 305 | 306 | if (req.http.x-ban-expression) { 307 | ban(req.http.x-ban-expression); 308 | return(synth(200, "Banned expression")); 309 | 310 | } else if (req.http.x-ban-url) { 311 | ban( 312 | "obj.http.x-host == " + req.http.host + " && " + 313 | "obj.http.x-url ~ " + req.http.x-ban-url 314 | ); 315 | 316 | return(synth(200, "Banned URL")); 317 | } 318 | 319 | return(synth(400, "No bans")); 320 | } 321 | 322 | [...] 323 | 324 | return(hash); 325 | } 326 | 327 | sub vcl_backend_response { 328 | [...] 329 | 330 | # be friendly to ban lurker 331 | set beresp.http.x-url = bereq.url; 332 | set beresp.http.x-host = bereq.http.host; 333 | 334 | [...] 335 | } 336 | 337 | sub vcl_deliver { 338 | [...] 339 | 340 | # remove some variables we used before 341 | unset resp.http.x-url; 342 | unset resp.http.x-host; 343 | unset resp.http.xkey; 344 | 345 | [...] 346 | } 347 | ``` 348 | 349 | ## Build 350 | 351 | On Linux: 352 | 353 | ``` 354 | $ git clone github.com/emgag/varnish-towncrier 355 | $ cd varnish-towncrier 356 | $ make 357 | ``` 358 | 359 | ## License 360 | 361 | varnish-towncrier is licensed under the [MIT License](http://opensource.org/licenses/MIT). 362 | -------------------------------------------------------------------------------- /cmd/ban.go: -------------------------------------------------------------------------------- 1 | package cmd 2 | 3 | import ( 4 | "log" 5 | 6 | "github.com/emgag/varnish-towncrier/internal/lib" 7 | "github.com/spf13/cobra" 8 | "github.com/spf13/viper" 9 | ) 10 | 11 | func init() { 12 | clientFlags(banCmd) 13 | banCmd.Flags().Bool( 14 | "url", 15 | false, 16 | "Submit an URL ban (regular expression pattern matched on path instead of VCL expression)", 17 | ) 18 | 19 | rootCmd.AddCommand(banCmd) 20 | } 21 | 22 | var banCmd = &cobra.Command{ 23 | Use: "ban [flags] expression [expression...]", 24 | Short: "Issue ban request to all registered instances", 25 | Args: cobra.MinimumNArgs(1), 26 | ValidArgs: []string{"expression"}, 27 | Run: func(cmd *cobra.Command, args []string) { 28 | options := lib.Options{} 29 | err := viper.Unmarshal(&options) 30 | 31 | if err != nil { 32 | log.Fatal(err) 33 | } 34 | 35 | host, _ := cmd.Flags().GetString("host") 36 | var channels []string 37 | 38 | if publishChannel, _ := cmd.Flags().GetString("channel"); publishChannel != "" { 39 | channels = []string{publishChannel} 40 | } else { 41 | channels = options.Redis.Subscribe 42 | } 43 | 44 | client := lib.NewClient(options) 45 | var banFunc func([]string, string, []string) error 46 | 47 | if ret, _ := cmd.Flags().GetBool("url"); ret { 48 | banFunc = client.BanURL 49 | } else { 50 | banFunc = client.Ban 51 | } 52 | 53 | if err := banFunc(channels, host, args); err != nil { 54 | log.Fatalf("Error connecting to redis: %s", err) 55 | } 56 | }, 57 | } 58 | -------------------------------------------------------------------------------- /cmd/listen.go: -------------------------------------------------------------------------------- 1 | package cmd 2 | 3 | import ( 4 | "log" 5 | 6 | "github.com/emgag/varnish-towncrier/internal/lib" 7 | "github.com/spf13/cobra" 8 | "github.com/spf13/viper" 9 | ) 10 | 11 | func init() { 12 | rootCmd.AddCommand(listenCmd) 13 | } 14 | 15 | var listenCmd = &cobra.Command{ 16 | Use: "listen", 17 | Short: "Listen for incoming invalidation requests", 18 | Run: func(cmd *cobra.Command, args []string) { 19 | options := lib.Options{} 20 | err := viper.Unmarshal(&options) 21 | 22 | if err != nil { 23 | log.Fatal(err) 24 | } 25 | 26 | listener := lib.NewListener(options) 27 | 28 | if err := listener.Listen(); err != nil { 29 | log.Fatal(err) 30 | } 31 | }, 32 | } 33 | -------------------------------------------------------------------------------- /cmd/purge.go: -------------------------------------------------------------------------------- 1 | package cmd 2 | 3 | import ( 4 | "log" 5 | 6 | "github.com/emgag/varnish-towncrier/internal/lib" 7 | "github.com/spf13/cobra" 8 | "github.com/spf13/viper" 9 | ) 10 | 11 | func init() { 12 | clientFlags(purgeCommand) 13 | 14 | rootCmd.AddCommand(purgeCommand) 15 | } 16 | 17 | var purgeCommand = &cobra.Command{ 18 | Use: "purge [flags] path [path...]", 19 | Short: "Issue purge request to all registered instances", 20 | Args: cobra.MinimumNArgs(1), 21 | ValidArgs: []string{"path"}, 22 | Run: func(cmd *cobra.Command, args []string) { 23 | options := lib.Options{} 24 | err := viper.Unmarshal(&options) 25 | 26 | if err != nil { 27 | log.Fatal(err) 28 | } 29 | 30 | host, _ := cmd.Flags().GetString("host") 31 | var channels []string 32 | 33 | if publishChannel, _ := cmd.Flags().GetString("channel"); publishChannel != "" { 34 | channels = []string{publishChannel} 35 | } else { 36 | channels = options.Redis.Subscribe 37 | } 38 | 39 | client := lib.NewClient(options) 40 | 41 | if err := client.Purge(channels, host, args); err != nil { 42 | log.Fatalf("Error connecting to redis: %s", err) 43 | } 44 | }, 45 | } 46 | -------------------------------------------------------------------------------- /cmd/root.go: -------------------------------------------------------------------------------- 1 | package cmd 2 | 3 | import ( 4 | "log" 5 | "strings" 6 | 7 | "github.com/spf13/cobra" 8 | "github.com/spf13/viper" 9 | ) 10 | 11 | var cfgFile string 12 | 13 | var rootCmd = &cobra.Command{ 14 | Use: "varnish-towncrier", 15 | Short: "Distribute cache invalidation requests to a fleet of varnish instances.", 16 | } 17 | 18 | // Execute adds all child commands to the root command and sets flags appropriately. 19 | func Execute() { 20 | if err := rootCmd.Execute(); err != nil { 21 | log.Fatal(err) 22 | } 23 | } 24 | 25 | func init() { 26 | cobra.OnInitialize(initConfig) 27 | rootCmd.PersistentFlags().StringVarP(&cfgFile, "config", "c", "", "config file (default is /etc/varnish-towncrier.yml)") 28 | } 29 | 30 | // initConfig reads in config file and ENV variables if set. 31 | func initConfig() { 32 | viper.SetConfigName("varnish-towncrier") 33 | 34 | // set defaults for redis 35 | viper.SetDefault("redis.uri", "redis://127.0.0.1:6379") 36 | viper.SetDefault("redis.subscribe", []string{"varnish.purge"}) 37 | 38 | // set defaults for varnish 39 | viper.SetDefault("endpoint.uri", "http://127.0.0.1:8080/") 40 | viper.SetDefault("endpoint.xkeyheader", "x-xkey") 41 | viper.SetDefault("endpoint.softxkeyheader", "x-xkey-soft") 42 | viper.SetDefault("endpoint.banheader", "x-ban-expression") 43 | viper.SetDefault("endpoint.banurlheader", "x-ban-url") 44 | 45 | if cfgFile != "" { 46 | viper.SetConfigFile(cfgFile) 47 | } else { 48 | viper.AddConfigPath("/etc") 49 | viper.AddConfigPath("$HOME/.varnish-towncrier") 50 | viper.AddConfigPath(".") 51 | } 52 | 53 | viper.SetEnvPrefix("vt") 54 | viper.SetEnvKeyReplacer(strings.NewReplacer(".", "_")) 55 | viper.SetTypeByDefaultValue(true) 56 | viper.AutomaticEnv() 57 | 58 | // if a config file is found, read it in. 59 | err := viper.ReadInConfig() 60 | 61 | if err != nil { 62 | log.Printf("Could not open config file: %v", err) 63 | log.Printf("Using environment and default config only") 64 | } 65 | 66 | } 67 | 68 | func clientFlags(cmd *cobra.Command) { 69 | cmd.Flags().String("host", "", "HTTP Host") 70 | cmd.Flags().String( 71 | "channel", 72 | "", 73 | "Pubsub channel to publish message to (defaults to all configured channels)", 74 | ) 75 | } 76 | -------------------------------------------------------------------------------- /cmd/version.go: -------------------------------------------------------------------------------- 1 | package cmd 2 | 3 | import ( 4 | "fmt" 5 | 6 | "github.com/emgag/varnish-towncrier/internal/lib/version" 7 | "github.com/spf13/cobra" 8 | ) 9 | 10 | func init() { 11 | rootCmd.AddCommand(versionCmd) 12 | } 13 | 14 | var versionCmd = &cobra.Command{ 15 | Use: "version", 16 | Short: "Print the version number of varnish-towncrier", 17 | Run: func(cmd *cobra.Command, args []string) { 18 | fmt.Printf("varnish-towncrier %s -- %s\n", version.Version, version.Commit) 19 | }, 20 | } 21 | -------------------------------------------------------------------------------- /cmd/xkey.go: -------------------------------------------------------------------------------- 1 | package cmd 2 | 3 | import ( 4 | "log" 5 | 6 | "github.com/emgag/varnish-towncrier/internal/lib" 7 | "github.com/spf13/cobra" 8 | "github.com/spf13/viper" 9 | ) 10 | 11 | func init() { 12 | clientFlags(xkeyCmd) 13 | xkeyCmd.Flags().Bool("soft", false, "Issue a soft ban") 14 | 15 | rootCmd.AddCommand(xkeyCmd) 16 | } 17 | 18 | var xkeyCmd = &cobra.Command{ 19 | Use: "xkey [flags] key [key...]", 20 | Short: "Invalidate selected surrogate keys on all registered instances", 21 | Args: cobra.MinimumNArgs(1), 22 | ValidArgs: []string{"key"}, 23 | Run: func(cmd *cobra.Command, args []string) { 24 | options := lib.Options{} 25 | err := viper.Unmarshal(&options) 26 | 27 | if err != nil { 28 | log.Fatal(err) 29 | } 30 | 31 | host, _ := cmd.Flags().GetString("host") 32 | var channels []string 33 | 34 | if publishChannel, _ := cmd.Flags().GetString("channel"); publishChannel != "" { 35 | channels = []string{publishChannel} 36 | } else { 37 | channels = options.Redis.Subscribe 38 | } 39 | 40 | client := lib.NewClient(options) 41 | var xkeyFunc func([]string, string, []string) error 42 | 43 | if ret, _ := cmd.Flags().GetBool("soft"); ret { 44 | xkeyFunc = client.XkeySoft 45 | } else { 46 | xkeyFunc = client.Xkey 47 | } 48 | 49 | if err := xkeyFunc(channels, host, args); err != nil { 50 | log.Fatalf("Error connecting to redis: %s", err) 51 | } 52 | 53 | }, 54 | } 55 | -------------------------------------------------------------------------------- /deployments/varnish-towncrier.service: -------------------------------------------------------------------------------- 1 | [Unit] 2 | Description=varnish-towncrier daemon 3 | After=varnishd.service 4 | 5 | [Service] 6 | Type=simple 7 | ExecStart=/usr/local/bin/varnish-towncrier listen 8 | Restart=always 9 | RestartSec=1s 10 | 11 | [Install] 12 | WantedBy=multi-user.target 13 | -------------------------------------------------------------------------------- /docker-compose.yml: -------------------------------------------------------------------------------- 1 | version: '3' 2 | services: 3 | redis: 4 | image: redis:latest 5 | ports: 6 | - "6379:6379" -------------------------------------------------------------------------------- /go.mod: -------------------------------------------------------------------------------- 1 | module github.com/emgag/varnish-towncrier 2 | 3 | require ( 4 | github.com/gomodule/redigo v1.8.9 5 | github.com/spf13/cobra v1.6.1 6 | github.com/spf13/viper v1.13.0 7 | ) 8 | 9 | require ( 10 | github.com/fsnotify/fsnotify v1.6.0 // indirect 11 | github.com/hashicorp/hcl v1.0.0 // indirect 12 | github.com/inconshreveable/mousetrap v1.0.1 // indirect 13 | github.com/magiconair/properties v1.8.6 // indirect 14 | github.com/mitchellh/mapstructure v1.5.0 // indirect 15 | github.com/pelletier/go-toml v1.9.5 // indirect 16 | github.com/pelletier/go-toml/v2 v2.0.5 // indirect 17 | github.com/spf13/afero v1.9.2 // indirect 18 | github.com/spf13/cast v1.5.0 // indirect 19 | github.com/spf13/jwalterweatherman v1.1.0 // indirect 20 | github.com/spf13/pflag v1.0.5 // indirect 21 | github.com/subosito/gotenv v1.4.1 // indirect 22 | golang.org/x/sys v0.1.0 // indirect 23 | golang.org/x/text v0.4.0 // indirect 24 | gopkg.in/ini.v1 v1.67.0 // indirect 25 | gopkg.in/yaml.v2 v2.4.0 // indirect 26 | gopkg.in/yaml.v3 v3.0.1 // indirect 27 | ) 28 | 29 | go 1.19 30 | -------------------------------------------------------------------------------- /go.sum: -------------------------------------------------------------------------------- 1 | cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= 2 | cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= 3 | cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU= 4 | cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU= 5 | cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY= 6 | cloud.google.com/go v0.44.3/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY= 7 | cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc= 8 | cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0= 9 | cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To= 10 | cloud.google.com/go v0.52.0/go.mod h1:pXajvRH/6o3+F9jDHZWQ5PbGhn+o8w9qiu/CffaVdO4= 11 | cloud.google.com/go v0.53.0/go.mod h1:fp/UouUEsRkN6ryDKNW/Upv/JBKnv6WDthjR6+vze6M= 12 | cloud.google.com/go v0.54.0/go.mod h1:1rq2OEkV3YMf6n/9ZvGWI3GWw0VoqH/1x2nd8Is/bPc= 13 | cloud.google.com/go v0.56.0/go.mod h1:jr7tqZxxKOVYizybht9+26Z/gUq7tiRzu+ACVAMbKVk= 14 | cloud.google.com/go v0.57.0/go.mod h1:oXiQ6Rzq3RAkkY7N6t3TcE6jE+CIBBbA36lwQ1JyzZs= 15 | cloud.google.com/go v0.62.0/go.mod h1:jmCYTdRCQuc1PHIIJ/maLInMho30T/Y0M4hTdTShOYc= 16 | cloud.google.com/go v0.65.0/go.mod h1:O5N8zS7uWy9vkA9vayVHs65eM1ubvY4h553ofrNHObY= 17 | cloud.google.com/go v0.72.0/go.mod h1:M+5Vjvlc2wnp6tjzE102Dw08nGShTscUx2nZMufOKPI= 18 | cloud.google.com/go v0.74.0/go.mod h1:VV1xSbzvo+9QJOxLDaJfTjx5e+MePCpCWwvftOeQmWk= 19 | cloud.google.com/go v0.75.0/go.mod h1:VGuuCn7PG0dwsd5XPVm2Mm3wlh3EL55/79EKB6hlPTY= 20 | cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o= 21 | cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE= 22 | cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc= 23 | cloud.google.com/go/bigquery v1.5.0/go.mod h1:snEHRnqQbz117VIFhE8bmtwIDY80NLUZUMb4Nv6dBIg= 24 | cloud.google.com/go/bigquery v1.7.0/go.mod h1://okPTzCYNXSlb24MZs83e2Do+h+VXtc4gLoIoXIAPc= 25 | cloud.google.com/go/bigquery v1.8.0/go.mod h1:J5hqkt3O0uAFnINi6JXValWIb1v0goeZM77hZzJN/fQ= 26 | cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE= 27 | cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk= 28 | cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I= 29 | cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw= 30 | cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA= 31 | cloud.google.com/go/pubsub v1.3.1/go.mod h1:i+ucay31+CNRpDW4Lu78I4xXG+O1r/MAHgjpRVR+TSU= 32 | cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw= 33 | cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos= 34 | cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohlUTyfDhBk= 35 | cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs= 36 | cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0= 37 | cloud.google.com/go/storage v1.14.0/go.mod h1:GrKmX003DSIwi9o29oFT7YDnHYwZoctc3fOKtUw0Xmo= 38 | dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU= 39 | github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= 40 | github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo= 41 | github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU= 42 | github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI= 43 | github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI= 44 | github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU= 45 | github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw= 46 | github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc= 47 | github.com/cncf/udpa/go v0.0.0-20200629203442-efcf912fb354/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk= 48 | github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk= 49 | github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o= 50 | github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 51 | github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= 52 | github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 53 | github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= 54 | github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= 55 | github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98= 56 | github.com/envoyproxy/go-control-plane v0.9.7/go.mod h1:cwu0lG7PUMfa9snN8LXBig5ynNVH9qI8YYLbd1fK2po= 57 | github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk= 58 | github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c= 59 | github.com/frankban/quicktest v1.14.3 h1:FJKSZTDHjyhriyC81FLQ0LY93eSai0ZyR/ZIkd3ZUKE= 60 | github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY= 61 | github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw= 62 | github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU= 63 | github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8= 64 | github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8= 65 | github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q= 66 | github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= 67 | github.com/golang/groupcache v0.0.0-20191227052852-215e87163ea7/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= 68 | github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= 69 | github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= 70 | github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= 71 | github.com/golang/mock v1.3.1/go.mod h1:sBzyDLLjw3U8JLTeZvSv8jJB+tU5PVekmnlKIyFUx0Y= 72 | github.com/golang/mock v1.4.0/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw= 73 | github.com/golang/mock v1.4.1/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw= 74 | github.com/golang/mock v1.4.3/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw= 75 | github.com/golang/mock v1.4.4/go.mod h1:l3mdAwkq5BuhzHwde/uurv3sEJeZMXNpwsxVWU71h+4= 76 | github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= 77 | github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= 78 | github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= 79 | github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw= 80 | github.com/golang/protobuf v1.3.4/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw= 81 | github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk= 82 | github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8= 83 | github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA= 84 | github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= 85 | github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= 86 | github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= 87 | github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8= 88 | github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= 89 | github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= 90 | github.com/gomodule/redigo v1.8.9 h1:Sl3u+2BI/kk+VEatbj0scLdrFhjPmbxOc1myhDP41ws= 91 | github.com/gomodule/redigo v1.8.9/go.mod h1:7ArFNvsTjH8GMMzB4uy1snslv2BwmginuMs06a1uzZE= 92 | github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ= 93 | github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ= 94 | github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M= 95 | github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= 96 | github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= 97 | github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= 98 | github.com/google/go-cmp v0.4.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= 99 | github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= 100 | github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= 101 | github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= 102 | github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= 103 | github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg= 104 | github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs= 105 | github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0= 106 | github.com/google/martian/v3 v3.1.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0= 107 | github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc= 108 | github.com/google/pprof v0.0.0-20190515194954-54271f7e092f/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc= 109 | github.com/google/pprof v0.0.0-20191218002539-d4f498aebedc/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM= 110 | github.com/google/pprof v0.0.0-20200212024743-f11f1df84d12/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM= 111 | github.com/google/pprof v0.0.0-20200229191704-1ebb73c60ed3/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM= 112 | github.com/google/pprof v0.0.0-20200430221834-fc25d7d30c6d/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM= 113 | github.com/google/pprof v0.0.0-20200708004538-1a94d8640e99/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM= 114 | github.com/google/pprof v0.0.0-20201023163331-3e6fc7fc9c4c/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE= 115 | github.com/google/pprof v0.0.0-20201203190320-1bf35d6f28c2/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE= 116 | github.com/google/pprof v0.0.0-20201218002935-b9804c9f04c2/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE= 117 | github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI= 118 | github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= 119 | github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg= 120 | github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk= 121 | github.com/googleapis/google-cloud-go-testing v0.0.0-20200911160855-bcd43fbb19e8/go.mod h1:dvDLG8qkwmyD9a/MJJN3XJcT3xFxOKAvTZGvuZmac9g= 122 | github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8= 123 | github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8= 124 | github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4= 125 | github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ= 126 | github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc= 127 | github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc= 128 | github.com/inconshreveable/mousetrap v1.0.1 h1:U3uMjPSQEBMNp1lFxmllqCPM6P5u/Xq7Pgzkat/bFNc= 129 | github.com/inconshreveable/mousetrap v1.0.1/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw= 130 | github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU= 131 | github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk= 132 | github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck= 133 | github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg= 134 | github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo= 135 | github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0= 136 | github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= 137 | github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= 138 | github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= 139 | github.com/magiconair/properties v1.8.6 h1:5ibWZ6iY0NctNGWo87LalDlEZ6R41TqbbDamhfG/Qzo= 140 | github.com/magiconair/properties v1.8.6/go.mod h1:y3VJvCyxH9uVvJTWEGAELF3aiYNyPKd5NZ3oSwXrF60= 141 | github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY= 142 | github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo= 143 | github.com/pelletier/go-toml v1.9.5 h1:4yBQzkHv+7BHq2PQUZF3Mx0IYxG7LsP222s7Agd3ve8= 144 | github.com/pelletier/go-toml v1.9.5/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c= 145 | github.com/pelletier/go-toml/v2 v2.0.5 h1:ipoSadvV8oGUjnUbMub59IDPPwfxF694nG/jwbMiyQg= 146 | github.com/pelletier/go-toml/v2 v2.0.5/go.mod h1:OMHamSCAODeSsVrwwvcJOaoN0LIUIaFVNZzmWyNfXas= 147 | github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= 148 | github.com/pkg/sftp v1.13.1/go.mod h1:3HaPG6Dq1ILlpPZRO0HVMrsydcdLt6HRDccSgb87qRg= 149 | github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= 150 | github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= 151 | github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= 152 | github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4= 153 | github.com/rogpeppe/go-internal v1.6.1 h1:/FiVV8dS/e+YqF2JvO3yXRFbBLTIuSDkuC7aBOAvL+k= 154 | github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM= 155 | github.com/spf13/afero v1.9.2 h1:j49Hj62F0n+DaZ1dDCvhABaPNSGNkt32oRFxI33IEMw= 156 | github.com/spf13/afero v1.9.2/go.mod h1:iUV7ddyEEZPO5gA3zD4fJt6iStLlL+Lg4m2cihcDf8Y= 157 | github.com/spf13/cast v1.5.0 h1:rj3WzYc11XZaIZMPKmwP96zkFEnnAmV8s6XbB2aY32w= 158 | github.com/spf13/cast v1.5.0/go.mod h1:SpXXQ5YoyJw6s3/6cMTQuxvgRl3PCJiyaX9p6b155UU= 159 | github.com/spf13/cobra v1.6.1 h1:o94oiPyS4KD1mPy2fmcYYHHfCxLqYjJOhGsCHFZtEzA= 160 | github.com/spf13/cobra v1.6.1/go.mod h1:IOw/AERYS7UzyrGinqmz6HLUo219MORXGxhbaJUqzrY= 161 | github.com/spf13/jwalterweatherman v1.1.0 h1:ue6voC5bR5F8YxI5S67j9i582FU4Qvo2bmqnqMYADFk= 162 | github.com/spf13/jwalterweatherman v1.1.0/go.mod h1:aNWZUN0dPAAO/Ljvb5BEdw96iTZ0EXowPYD95IqWIGo= 163 | github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA= 164 | github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg= 165 | github.com/spf13/viper v1.13.0 h1:BWSJ/M+f+3nmdz9bxB+bWX28kkALN2ok11D0rSo8EJU= 166 | github.com/spf13/viper v1.13.0/go.mod h1:Icm2xNL3/8uyh/wFuB1jI7TiTNKp8632Nwegu+zgdYw= 167 | github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= 168 | github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw= 169 | github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs= 170 | github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= 171 | github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA= 172 | github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= 173 | github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= 174 | github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk= 175 | github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU= 176 | github.com/subosito/gotenv v1.4.1 h1:jyEFiXpy21Wm81FBN71l9VoMMV8H8jG+qIK3GCpY6Qs= 177 | github.com/subosito/gotenv v1.4.1/go.mod h1:ayKnFf/c6rvx/2iiLrJUk1e6plDbT3edrFNGqEflhK0= 178 | github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= 179 | github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= 180 | github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= 181 | github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= 182 | go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU= 183 | go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8= 184 | go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw= 185 | go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw= 186 | go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw= 187 | go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk= 188 | golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= 189 | golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= 190 | golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= 191 | golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= 192 | golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= 193 | golang.org/x/crypto v0.0.0-20210421170649-83a5a9bb288b/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4= 194 | golang.org/x/crypto v0.0.0-20211108221036-ceb1ce70b4fa/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= 195 | golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= 196 | golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= 197 | golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8= 198 | golang.org/x/exp v0.0.0-20190829153037-c13cbed26979/go.mod h1:86+5VVa7VpoJ4kLfm080zCjGlMRFzhUhsZKEZO7MGek= 199 | golang.org/x/exp 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golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= 227 | golang.org/x/mod v0.4.1/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= 228 | golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= 229 | golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= 230 | golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= 231 | golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= 232 | golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= 233 | golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= 234 | golang.org/x/net v0.0.0-20190501004415-9ce7a6920f09/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= 235 | golang.org/x/net 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golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= 245 | golang.org/x/net v0.0.0-20200301022130-244492dfa37a/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= 246 | golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= 247 | golang.org/x/net v0.0.0-20200501053045-e0ff5e5a1de5/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= 248 | golang.org/x/net v0.0.0-20200506145744-7e3656a0809f/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= 249 | golang.org/x/net v0.0.0-20200513185701-a91f0712d120/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= 250 | golang.org/x/net v0.0.0-20200520182314-0ba52f642ac2/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= 251 | golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA= 252 | golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod 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google.golang.org/api v0.17.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE= 386 | google.golang.org/api v0.18.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE= 387 | google.golang.org/api v0.19.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE= 388 | google.golang.org/api v0.20.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE= 389 | google.golang.org/api v0.22.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE= 390 | google.golang.org/api v0.24.0/go.mod h1:lIXQywCXRcnZPGlsd8NbLnOjtAoL6em04bJ9+z0MncE= 391 | google.golang.org/api v0.28.0/go.mod h1:lIXQywCXRcnZPGlsd8NbLnOjtAoL6em04bJ9+z0MncE= 392 | google.golang.org/api v0.29.0/go.mod h1:Lcubydp8VUV7KeIHD9z2Bys/sm/vGKnG1UHuDBSrHWM= 393 | google.golang.org/api v0.30.0/go.mod h1:QGmEvQ87FHZNiUVJkT14jQNYJ4ZJjdRF23ZXz5138Fc= 394 | google.golang.org/api v0.35.0/go.mod h1:/XrVsuzM0rZmrsbjJutiuftIzeuTQcEeaYcSk/mQ1dg= 395 | google.golang.org/api v0.36.0/go.mod h1:+z5ficQTmoYpPn8LCUNVpK5I7hwkpjbcgqA7I34qYtE= 396 | google.golang.org/api v0.40.0/go.mod h1:fYKFpnQN0DsDSKRVRcQSDQNtqWPfM9i+zNPxepjRCQ8= 397 | google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM= 398 | google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4= 399 | google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4= 400 | google.golang.org/appengine v1.6.1/go.mod h1:i06prIuMbXzDqacNJfV5OdTW448YApPu5ww/cMBSeb0= 401 | google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc= 402 | google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc= 403 | google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc= 404 | google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc= 405 | google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE= 406 | google.golang.org/genproto v0.0.0-20190418145605-e7d98fc518a7/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE= 407 | google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE= 408 | google.golang.org/genproto v0.0.0-20190502173448-54afdca5d873/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE= 409 | google.golang.org/genproto v0.0.0-20190801165951-fa694d86fc64/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc= 410 | google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc= 411 | google.golang.org/genproto v0.0.0-20190911173649-1774047e7e51/go.mod h1:IbNlFCBrqXvoKpeg0TB2l7cyZUmoaFKYIwrEpbDKLA8= 412 | google.golang.org/genproto v0.0.0-20191108220845-16a3f7862a1a/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc= 413 | google.golang.org/genproto v0.0.0-20191115194625-c23dd37a84c9/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc= 414 | google.golang.org/genproto v0.0.0-20191216164720-4f79533eabd1/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc= 415 | google.golang.org/genproto v0.0.0-20191230161307-f3c370f40bfb/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc= 416 | google.golang.org/genproto v0.0.0-20200115191322-ca5a22157cba/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc= 417 | google.golang.org/genproto v0.0.0-20200122232147-0452cf42e150/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc= 418 | google.golang.org/genproto v0.0.0-20200204135345-fa8e72b47b90/go.mod h1:GmwEX6Z4W5gMy59cAlVYjN9JhxgbQH6Gn+gFDQe2lzA= 419 | google.golang.org/genproto v0.0.0-20200212174721-66ed5ce911ce/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= 420 | google.golang.org/genproto v0.0.0-20200224152610-e50cd9704f63/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= 421 | google.golang.org/genproto v0.0.0-20200228133532-8c2c7df3a383/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= 422 | google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= 423 | google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= 424 | google.golang.org/genproto v0.0.0-20200331122359-1ee6d9798940/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= 425 | google.golang.org/genproto v0.0.0-20200430143042-b979b6f78d84/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= 426 | google.golang.org/genproto v0.0.0-20200511104702-f5ebc3bea380/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= 427 | google.golang.org/genproto v0.0.0-20200515170657-fc4c6c6a6587/go.mod h1:YsZOwe1myG/8QRHRsmBRE1LrgQY60beZKjly0O1fX9U= 428 | google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo= 429 | google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA= 430 | google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 431 | google.golang.org/genproto v0.0.0-20200804131852-c06518451d9c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 432 | google.golang.org/genproto v0.0.0-20200825200019-8632dd797987/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 433 | google.golang.org/genproto v0.0.0-20200904004341-0bd0a958aa1d/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 434 | google.golang.org/genproto v0.0.0-20201109203340-2640f1f9cdfb/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 435 | google.golang.org/genproto v0.0.0-20201201144952-b05cb90ed32e/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 436 | google.golang.org/genproto v0.0.0-20201210142538-e3217bee35cc/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 437 | google.golang.org/genproto v0.0.0-20201214200347-8c77b98c765d/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 438 | google.golang.org/genproto v0.0.0-20210108203827-ffc7fda8c3d7/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 439 | google.golang.org/genproto v0.0.0-20210226172003-ab064af71705/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= 440 | google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c= 441 | google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38= 442 | google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM= 443 | google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg= 444 | google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY= 445 | google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk= 446 | google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk= 447 | google.golang.org/grpc v1.27.1/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk= 448 | google.golang.org/grpc v1.28.0/go.mod h1:rpkK4SK4GF4Ach/+MFLZUBavHOvF2JJB5uozKKal+60= 449 | google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk= 450 | google.golang.org/grpc v1.30.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak= 451 | google.golang.org/grpc v1.31.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak= 452 | google.golang.org/grpc v1.31.1/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak= 453 | google.golang.org/grpc v1.33.2/go.mod h1:JMHMWHQWaTccqQQlmk3MJZS+GWXOdAesneDmEnv2fbc= 454 | google.golang.org/grpc v1.34.0/go.mod h1:WotjhfgOW/POjDeRt8vscBtXq+2VjORFy659qA51WJ8= 455 | google.golang.org/grpc v1.35.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU= 456 | google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8= 457 | google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod 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v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA= 488 | -------------------------------------------------------------------------------- /internal/lib/client.go: -------------------------------------------------------------------------------- 1 | package lib 2 | 3 | import ( 4 | "encoding/json" 5 | ) 6 | 7 | // Client is the client used to connect to redis and send pubsub messages 8 | type Client struct { 9 | Options Options 10 | } 11 | 12 | // Ban issues a ban request, expression being a complete VCL ban expression 13 | func (c *Client) Ban(channels []string, host string, value []string) error { 14 | return c.Do(channels, Request{Command: "ban", Host: host, Value: value}) 15 | } 16 | 17 | // BanURL issues a ban request with pattern matching the URL 18 | func (c *Client) BanURL(channels []string, host string, value []string) error { 19 | return c.Do(channels, Request{Command: "ban.url", Host: host, Value: value}) 20 | } 21 | 22 | // Purge issues a purge request for the supplied path 23 | func (c *Client) Purge(channels []string, host string, value []string) error { 24 | return c.Do(channels, Request{Command: "purge", Host: host, Value: value}) 25 | } 26 | 27 | // Xkey issues a purge request for supplied surrogate keys 28 | func (c *Client) Xkey(channels []string, host string, value []string) error { 29 | return c.Do(channels, Request{Command: "xkey", Host: host, Value: value}) 30 | } 31 | 32 | // XkeySoft issues a soft-purge request for supplied surrogate keys 33 | func (c *Client) XkeySoft(channels []string, host string, value []string) error { 34 | return c.Do(channels, Request{Command: "xkey.soft", Host: host, Value: value}) 35 | } 36 | 37 | // Do sends a request to supplied pubsub channels 38 | func (c *Client) Do(channels []string, req Request) error { 39 | 40 | redis, err := NewRedisConn(c.Options) 41 | 42 | if err != nil { 43 | return err 44 | } 45 | 46 | message, _ := json.Marshal(req) 47 | 48 | for _, channel := range channels { 49 | _, _ = redis.Do("publish", channel, string(message)) 50 | } 51 | 52 | return nil 53 | } 54 | 55 | // NewClient creates a new instance of Client 56 | func NewClient(options Options) *Client { 57 | return &Client{Options: options} 58 | } 59 | -------------------------------------------------------------------------------- /internal/lib/config.go: -------------------------------------------------------------------------------- 1 | package lib 2 | 3 | // Options contains all settings read from the configuration file 4 | type Options struct { 5 | Redis struct { 6 | URI string 7 | Password string 8 | Subscribe []string 9 | } 10 | Endpoint struct { 11 | URI string 12 | XkeyHeader string 13 | SoftXkeyHeader string 14 | BanHeader string 15 | BanURLHeader string 16 | } 17 | } 18 | -------------------------------------------------------------------------------- /internal/lib/listener.go: -------------------------------------------------------------------------------- 1 | package lib 2 | 3 | import ( 4 | "io" 5 | "log" 6 | "time" 7 | 8 | "github.com/gomodule/redigo/redis" 9 | ) 10 | 11 | // Listener is used to connect to redis pubsub and listen for incoming requests 12 | type Listener struct { 13 | Options Options 14 | } 15 | 16 | // Listen starts listening for incoming requests 17 | func (l *Listener) Listen() error { 18 | 19 | rp := NewRequestProcessor(l.Options) 20 | 21 | for { 22 | log.Printf("Connecting to redis...") 23 | 24 | c, err := NewRedisConn(l.Options) 25 | 26 | if err != nil { 27 | time.Sleep(5 * time.Second) 28 | continue 29 | } 30 | 31 | defer func(c redis.Conn) { 32 | _ = c.Close() 33 | }(c) 34 | 35 | log.Printf("Connected to %s", l.Options.Redis.URI) 36 | 37 | psc := redis.PubSubConn{Conn: c} 38 | _ = psc.Subscribe(redis.Args{}.AddFlat(l.Options.Redis.Subscribe)...) 39 | 40 | Receive: 41 | for { 42 | switch v := psc.Receive().(type) { 43 | case redis.Message: 44 | go func() { 45 | _ = rp.Process(string(v.Data)) 46 | }() 47 | case redis.Subscription: 48 | log.Printf("%s: %s (%d)\n", v.Kind, v.Channel, v.Count) 49 | case error: 50 | if c.Err() == io.EOF { 51 | log.Print("Lost connection to redis, reconnecting...") 52 | } else { 53 | log.Print(c.Err()) 54 | log.Print(v) 55 | } 56 | 57 | time.Sleep(5 * time.Second) 58 | _ = c.Close() 59 | break Receive 60 | } 61 | } 62 | } 63 | 64 | } 65 | 66 | // NewListener creates a new Listener instance 67 | func NewListener(options Options) *Listener { 68 | l := Listener{} 69 | l.Options = options 70 | 71 | return &l 72 | } 73 | -------------------------------------------------------------------------------- /internal/lib/redis.go: -------------------------------------------------------------------------------- 1 | package lib 2 | 3 | import ( 4 | "time" 5 | 6 | "github.com/gomodule/redigo/redis" 7 | ) 8 | 9 | // NewRedisConn creates new redis connection 10 | func NewRedisConn(options Options) (redis.Conn, error) { 11 | var dialOptions []redis.DialOption 12 | { 13 | redis.DialConnectTimeout(5 * time.Second) 14 | redis.DialReadTimeout(2 * time.Second) 15 | redis.DialWriteTimeout(2 * time.Second) 16 | } 17 | 18 | if options.Redis.Password != "" { 19 | dialOptions = append(dialOptions, redis.DialPassword(options.Redis.Password)) 20 | } 21 | 22 | return redis.DialURL(options.Redis.URI, dialOptions...) 23 | } 24 | -------------------------------------------------------------------------------- /internal/lib/request.go: -------------------------------------------------------------------------------- 1 | package lib 2 | 3 | import ( 4 | "encoding/json" 5 | "errors" 6 | "strings" 7 | ) 8 | 9 | var validCommands = map[string]bool{ 10 | "ban": true, 11 | "ban.url": true, 12 | "purge": true, 13 | "xkey": true, 14 | "xkey.soft": true, 15 | } 16 | 17 | // Request contains the purge message received from or sent to redis 18 | type Request struct { 19 | Host string `json:"host,omitempty"` 20 | Command string `json:"command"` 21 | Value []string `json:"value"` 22 | } 23 | 24 | // Validate validates the request 25 | func (r *Request) Validate() (bool, error) { 26 | messages := []string{} 27 | 28 | if r.Command == "" { 29 | messages = append(messages, "command: missing") 30 | } else if !validCommands[r.Command] { 31 | messages = append(messages, "Unknown command: "+r.Command) 32 | } 33 | 34 | if len(r.Value) == 0 { 35 | messages = append(messages, "value: empty") 36 | } 37 | 38 | if len(messages) > 0 { 39 | return false, errors.New(strings.Join(messages, ", ")) 40 | } 41 | 42 | return true, nil 43 | } 44 | 45 | // NewRequest create a new Request instance 46 | func NewRequest(jsonInput string) (*Request, error) { 47 | req := Request{} 48 | 49 | if err := json.Unmarshal([]byte(jsonInput), &req); err != nil { 50 | return nil, err 51 | } 52 | 53 | if valid, err := req.Validate(); !valid { 54 | return nil, err 55 | } 56 | 57 | return &req, nil 58 | } 59 | -------------------------------------------------------------------------------- /internal/lib/requestProcessor.go: -------------------------------------------------------------------------------- 1 | package lib 2 | 3 | import ( 4 | "log" 5 | "net/http" 6 | "net/url" 7 | "strings" 8 | "time" 9 | 10 | "github.com/emgag/varnish-towncrier/internal/lib/version" 11 | ) 12 | 13 | // RequestProcessor converts an incoming pubsub message on redis to a purge request to be sent to varnish 14 | type RequestProcessor struct { 15 | Config Options 16 | } 17 | 18 | // Process parses the request and sends it to varnish 19 | func (rp *RequestProcessor) Process(jsonInput string) error { 20 | req, err := NewRequest(jsonInput) 21 | 22 | if err != nil { 23 | log.Printf("Invalid request: %v", req) 24 | return err 25 | } 26 | 27 | return rp.Send(req) 28 | } 29 | 30 | // Send sends a purge request to varnish 31 | func (rp *RequestProcessor) Send(req *Request) error { 32 | 33 | targetURL, err := url.Parse(rp.Config.Endpoint.URI) 34 | 35 | if err != nil { 36 | log.Print(err) 37 | return err 38 | } 39 | 40 | httpReq := &http.Request{} 41 | httpReq.Method = "PURGE" 42 | 43 | if req.Host != "" { 44 | httpReq.Host = req.Host 45 | } else { 46 | httpReq.Host = targetURL.Host 47 | } 48 | 49 | httpReq.Header = make(http.Header) 50 | httpReq.Header.Set("User-Agent", "varnish-towncrier/"+version.Version) 51 | httpReq.URL = targetURL 52 | 53 | client := &http.Client{ 54 | Timeout: time.Second * 5, 55 | } 56 | 57 | // xkey and xkey.soft commands allow submitting multiple values (surrogate keys) in a single request, 58 | // ban, ban.url and purge need to issue multiple http requests. 59 | switch req.Command { 60 | case "purge": 61 | for _, path := range req.Value { 62 | targetURL.Path = path 63 | 64 | log.Printf("Purging path %s from %s", path, httpReq.Host) 65 | 66 | _, err = client.Do(httpReq) 67 | 68 | if err != nil { 69 | log.Printf("Sending request failed: %v", err) 70 | return err 71 | } 72 | } 73 | 74 | case "ban": 75 | fallthrough 76 | case "ban.url": 77 | 78 | headerMap := map[string]struct { 79 | Header string 80 | Status string 81 | }{ 82 | "ban": {rp.Config.Endpoint.BanHeader, "Banning with expression"}, 83 | "ban.url": {rp.Config.Endpoint.BanURLHeader, "Banning URL"}, 84 | } 85 | 86 | httpReq.Method = "BAN" 87 | 88 | for _, expression := range req.Value { 89 | httpReq.Header.Set(headerMap[req.Command].Header, expression) 90 | 91 | log.Printf("%s %s from %s", headerMap[req.Command].Status, expression, httpReq.Host) 92 | 93 | _, err = client.Do(httpReq) 94 | 95 | if err != nil { 96 | log.Printf("Sending request failed: %v", err) 97 | return err 98 | } 99 | } 100 | 101 | case "xkey": 102 | fallthrough 103 | case "xkey.soft": 104 | headerMap := map[string]struct { 105 | Header string 106 | Status string 107 | }{ 108 | "xkey": {rp.Config.Endpoint.XkeyHeader, "Purging"}, 109 | "xkey.soft": {rp.Config.Endpoint.SoftXkeyHeader, "Soft-Purging"}, 110 | } 111 | 112 | for _, t := range req.Value { 113 | httpReq.Header.Add(headerMap[req.Command].Header, t) 114 | } 115 | 116 | log.Printf( 117 | "%s tags %s from %s", 118 | headerMap[req.Command].Status, 119 | strings.Join(req.Value, ", "), 120 | httpReq.Host, 121 | ) 122 | 123 | _, err = client.Do(httpReq) 124 | 125 | if err != nil { 126 | log.Printf("Sending request failed: %v", err) 127 | return err 128 | } 129 | } 130 | 131 | return nil 132 | } 133 | 134 | // NewRequestProcessor creates a new RequestProcessor 135 | func NewRequestProcessor(options Options) *RequestProcessor { 136 | rp := RequestProcessor{options} 137 | return &rp 138 | } 139 | -------------------------------------------------------------------------------- /internal/lib/request_test.go: -------------------------------------------------------------------------------- 1 | package lib 2 | 3 | import "testing" 4 | 5 | func TestNewRequest(t *testing.T) { 6 | var tests = []struct { 7 | input string 8 | valid bool 9 | }{ 10 | {"", false}, 11 | {"{}", false}, 12 | {`{"still": "flying"}`, false}, 13 | {`{"command": "ban"}`, false}, 14 | {`{"command": "ban", "host": "example.org"}`, false}, 15 | {`{"command": "ban", "host": "example.org", "value": ""}`, false}, 16 | {`{"command": "ban", "host": "example.org", "value": []}`, false}, 17 | {`{"command": "ban", "host": "example.org", "value": ["expr"]}`, true}, 18 | {`{"command": "ban", "host": "example.org", "value": ["expr", "expr2"]}`, true}, 19 | {`{"command": "ban"}`, false}, 20 | {`{"command": "ban.url", "host": "example.org"}`, false}, 21 | {`{"command": "ban.url", "host": "example.org", "value": ""}`, false}, 22 | {`{"command": "ban.url", "host": "example.org", "value": []}`, false}, 23 | {`{"command": "ban.url", "host": "example.org", "value": ["url"]}`, true}, 24 | {`{"command": "ban.url", "host": "example.org", "value": ["url1", "url2"]}`, true}, 25 | {`{"command": "purge"}`, false}, 26 | {`{"command": "purge", "host": "example.org"}`, false}, 27 | {`{"command": "purge", "host": "example.org", "value": ""}`, false}, 28 | {`{"command": "purge", "host": "example.org", "value": []}`, false}, 29 | {`{"command": "purge", "host": "example.org", "value": ["path"]}`, true}, 30 | {`{"command": "purge", "host": "example.org", "value": ["path1", "path2"]}`, true}, 31 | {`{"command": "xkey"}`, false}, 32 | {`{"command": "xkey", "host": "example.org"}`, false}, 33 | {`{"command": "xkey", "host": "example.org", "value": ""}`, false}, 34 | {`{"command": "xkey", "host": "example.org", "value": []}`, false}, 35 | {`{"command": "xkey", "host": "example.org", "value": ["key"]}`, true}, 36 | {`{"command": "xkey", "host": "example.org", "value": ["key1", "key2"]}`, true}, 37 | {`{"command": "xkey.soft"}`, false}, 38 | {`{"command": "xkey.soft", "host": "example.org"}`, false}, 39 | {`{"command": "xkey.soft", "host": "example.org", "value": ""}`, false}, 40 | {`{"command": "xkey.soft", "host": "example.org", "value": []}`, false}, 41 | {`{"command": "xkey.soft", "host": "example.org", "value": ["key"]}`, true}, 42 | {`{"command": "xkey.soft", "host": "example.org", "value": ["key1", "key2"]}`, true}, 43 | } 44 | 45 | for _, test := range tests { 46 | _, err := NewRequest(test.input) 47 | 48 | if test.valid && err != nil { 49 | t.Errorf("Input \"%s\" should be recognized as valid, but isn't.", test.input) 50 | } 51 | 52 | if !test.valid && err == nil { 53 | t.Errorf("Input \"%s\" should be recognized as invalid, but isn't.", test.input) 54 | } 55 | } 56 | 57 | } 58 | -------------------------------------------------------------------------------- /internal/lib/version/version.go: -------------------------------------------------------------------------------- 1 | package version 2 | 3 | var ( 4 | // Version of the software 5 | Version = "dev" 6 | // Commit hash of build 7 | Commit = "HEAD" 8 | // Date of build 9 | Date = "unknown" 10 | ) 11 | -------------------------------------------------------------------------------- /main.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import "github.com/emgag/varnish-towncrier/cmd" 4 | 5 | func main() { 6 | cmd.Execute() 7 | } 8 | -------------------------------------------------------------------------------- /varnish-towncrier.yml.dist: -------------------------------------------------------------------------------- 1 | redis: 2 | uri: redis://127.0.0.1:6379 3 | #password: thepasswordifneeeded 4 | subscribe: 5 | - varnish.purge 6 | endpoint: 7 | uri: http://127.0.0.1:8080/ 8 | xkeyheader: x-xkey 9 | softxkeyheader: x-xkey-soft 10 | banheader: x-ban-expression 11 | banurlheader: x-ban-url --------------------------------------------------------------------------------