Add test environment docker-compose files

Makefile

@@ -76,7 +76,7 @@ release: lint test
 	BINARY=${BINARY} VERSION=${VERSION} ./dist.sh
 
 .PHONY: validate-go-version
-validate-go-version: ## Validates the installed version of go against Mattermost's minimum requirement.
+validate-go-version:
 	@if [ $(GO_MAJOR_VERSION) -gt $(MINIMUM_SUPPORTED_GO_MAJOR_VERSION) ]; then \
 		exit 0 ;\
 	elif [ $(GO_MAJOR_VERSION) -lt $(MINIMUM_SUPPORTED_GO_MAJOR_VERSION) ]; then \
@@ -86,3 +86,8 @@ validate-go-version: ## Validates the installed version of go against Mattermost
 		echo '$(GO_VERSION_VALIDATION_ERR_MSG)';\
 		exit 1; \
 	fi
+
+# local-env can be used to interact with the local development environment
+.PHONY: local-env-%
+local-env-%:
+	make -C contrib/local-environment $*

contrib/local-environment/Makefile

@@ -0,0 +1,7 @@
+.PHONY: up
+up:
+	docker-compose up -d
+
+.PHONY: %
+%:
+	docker-compose $*

contrib/local-environment/dex.yaml

@@ -0,0 +1,30 @@
+# This configuration is intended to be used with the docker-compose testing
+# environment.
+# This should configure Dex to run on port 4190 and provides a static login
+issuer: http://dex.localhost:4190/dex
+storage:
+  type: etcd
+  config:
+    endpoints:
+    - http://etcd:2379
+    namespace: dex/
+web:
+  http: 0.0.0.0:4190
+oauth2:
+  skipApprovalScreen: true
+expiry:
+  signingKeys: "4h"
+  idTokens: "1h"
+staticClients:
+- id: oauth2-proxy
+  redirectURIs:
+  - 'http://localhost:4180/oauth2/callback'
+  name: 'OAuth2 Proxy'
+  secret: b2F1dGgyLXByb3h5LWNsaWVudC1zZWNyZXQK
+enablePasswordDB: true
+staticPasswords:
+- email: "admin@example.com"
+  # bcrypt hash of the string "password"
+  hash: "$2a$10$2b2cU8CPhOTaGrs1HRQuAueS7JTT5ZHsHSzYiFPm1leZck7Mc8T4W"
+  username: "admin"
+  userID: "08a8684b-db88-4b73-90a9-3cd1661f5466"

contrib/local-environment/docker-compose.yaml

@@ -0,0 +1,64 @@
+# This docker-compose file can be used to bring up an example instance of oauth2-proxy
+# for manual testing and exploration of features.
+# Alongside OAuth2-Proxy, this file also starts Dex to act as the identity provider,
+# etcd for storage for Dex  and HTTPBin as an example upstream.
+#
+# This can either be created using docker-compose
+#    docker-compose -f docker-compose.yaml <command>
+# Or:
+#    make <command> (eg. make up, make down)
+#
+# Access http://localhost:4180 to initiate a login cycle
+version: '3.0'
+services:
+  oauth2-proxy:
+    container_name: oauth2-proxy
+    image: quay.io/oauth2-proxy/oauth2-proxy:v5.1.1
+    command: --config /oauth2-proxy.cfg
+    ports:
+      - 4180:4180/tcp
+    hostname: oauth2-proxy
+    volumes:
+      - "./oauth2-proxy.cfg:/oauth2-proxy.cfg"
+    restart: unless-stopped
+    networks:
+      dex: {}
+      httpbin: {}
+    depends_on:
+      - dex
+      - httpbin
+  dex:
+    container_name: dex
+    image: quay.io/dexidp/dex:v2.23.0
+    command: serve /dex.yaml
+    ports:
+      - 4190:4190/tcp
+    hostname: dex
+    volumes:
+      - "./dex.yaml:/dex.yaml"
+    restart: unless-stopped
+    networks:
+      dex:
+        aliases:
+        - dex.localhost
+      etcd: {}
+    depends_on:
+      - etcd
+  httpbin:
+    container_name: httpbin
+    image: kennethreitz/httpbin
+    networks:
+      httpbin: {}
+  etcd:
+    container_name: etcd
+    image: gcr.io/etcd-development/etcd:v3.4.7
+    entrypoint: /usr/local/bin/etcd
+    command:
+      - --listen-client-urls=http://0.0.0.0:2379
+      - --advertise-client-urls=http://etcd:2379
+    networks:
+      etcd: {}
+networks:
+  dex: {}
+  etcd: {}
+  httpbin: {}

contrib/local-environment/oauth2-proxy.cfg

@@ -0,0 +1,10 @@
+http_address="0.0.0.0:4180"
+redirect_url="http://localhost:4180/oauth2/callback"
+cookie_secret="OQINaROshtE9TcZkNAm-5Zs2Pv3xaWytBmc5W7sPX7w="
+provider="oidc"
+email_domains="example.com"
+oidc_issuer_url="http://dex.localhost:4190/dex"
+client_secret="b2F1dGgyLXByb3h5LWNsaWVudC1zZWNyZXQK"
+client_id="oauth2-proxy"
+cookie_secure="false"
+upstreams="http://httpbin"