wip

integration/.env

@@ -0,0 +1,16 @@
+# Nginx configuration
+NGINX_VERSION=1.29
+
+# Whoami configuration
+WHOAMI_VERSION=latest
+
+# Traefik configuration
+TRAEFIK_VERSION=v3.6
+TINYAUTH_HOST=tinyauth.127.0.0.1.sslip.io
+WHOAMI_HOST=whoami.127.0.0.1.sslip.io
+
+# Envoy configuration
+ENVOY_VERSION=v1.33-latest
+
+# Tinyauth configuration
+TINYAUTH_VERSION=dev

integration/config.yml

@@ -0,0 +1,15 @@
+appUrl: http://tinyauth.127.0.0.1.sslip.io
+
+auth:
+  users: test:$2a$10$eG88kFow83l5YRSlTSL2o.sZimjxFHrpiKdaSUZqpLBGX7Y2.4PZG
+
+log:
+  json: true
+  level: trace
+
+apps:
+  whoami:
+    config:
+      domain: whoami.127.0.0.1.sslip.io
+    path:
+      allow: /allow

integration/docker-compose.envoy.yml

@@ -0,0 +1,16 @@
+services:
+  envoy:
+    image: envoyproxy/envoy:${ENVOY_VERSION}
+    ports:
+      - 80:80
+    volumes:
+      - ./envoy.yml:/etc/envoy/envoy.yaml:ro
+
+  whoami:
+    image: traefik/whoami:${WHOAMI_VERSION}
+
+  tinyauth:
+    image: ghcr.io/steveiliop56/tinyauth:${TINYAUTH_VERSION}
+    command: --experimental.configfile=/data/config.yml
+    volumes:
+      - ./config.yml:/data/config.yml:ro

integration/docker-compose.nginx.yml

@@ -0,0 +1,16 @@
+services:
+  nginx:
+    image: nginx:${NGINX_VERSION}
+    ports:
+      - 80:80
+    volumes:
+      - ./nginx.conf:/etc/nginx/conf.d/default.conf:ro
+
+  whoami:
+    image: traefik/whoami:${WHOAMI_VERSION}
+
+  tinyauth:
+    image: ghcr.io/steveiliop56/tinyauth:${TINYAUTH_VERSION}
+    command: --experimental.configfile=/data/config.yml
+    volumes:
+      - ./config.yml:/data/config.yml:ro

integration/docker-compose.traefik.yml

@@ -0,0 +1,28 @@
+services:
+  traefik:
+    image: traefik:${TRAEFIK_VERSION}
+    command: |
+      --api.insecure=true
+      --providers.docker
+      --entryPoints.web.address=:80
+    ports:
+      - 80:80
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+
+  whoami:
+    image: traefik/whoami:${WHOAMI_VERSION}
+    labels:
+      traefik.enable: true
+      traefik.http.routers.whoami.rule: Host(`${WHOAMI_HOST}`)
+      traefik.http.routers.whoami.middlewares: tinyauth
+
+  tinyauth:
+    image: ghcr.io/steveiliop56/tinyauth:${TINYAUTH_VERSION}
+    command: --experimental.configfile=/data/config.yml
+    volumes:
+      - ./config.yml:/data/config.yml:ro
+    labels:
+      traefik.enable: true
+      traefik.http.routers.tinyauth.rule: Host(`${TINYAUTH_HOST}`)
+      traefik.http.middlewares.tinyauth.forwardauth.address: http://tinyauth:3000/api/auth/traefik

integration/envoy.yml

@@ -0,0 +1,111 @@
+static_resources:
+  listeners:
+    - name: "listener_http"
+      address:
+        socket_address:
+          address: "0.0.0.0"
+          port_value: 80
+      filter_chains:
+        - filters:
+            - name: "envoy.filters.network.http_connection_manager"
+              typed_config:
+                "@type": "type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager"
+                stat_prefix: "ingress_http"
+                use_remote_address: true
+                skip_xff_append: false
+                route_config:
+                  name: "local_route"
+                  virtual_hosts:
+                    - name: "whoami_service"
+                      domains: ["whoami.127.0.0.1.sslip.io"]
+                      routes:
+                        - match:
+                            prefix: "/"
+                          route:
+                            cluster: "whoami"
+                    - name: "tinyauth_service"
+                      domains: ["tinyauth.127.0.0.1.sslip.io"]
+                      typed_per_filter_config:
+                        envoy.filters.http.ext_authz:
+                          "@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthzPerRoute"
+                          disabled: true
+                      routes:
+                        - match:
+                            prefix: "/"
+                          route:
+                            cluster: "tinyauth"
+                http_filters:
+                  - name: "envoy.filters.http.ext_authz"
+                    typed_config:
+                      "@type": "type.googleapis.com/envoy.extensions.filters.http.ext_authz.v3.ExtAuthz"
+                      transport_api_version: "v3"
+                      http_service:
+                        path_prefix: "/api/auth/envoy"
+                        server_uri:
+                          uri: "tinyauth:3000"
+                          cluster: "tinyauth"
+                          timeout: "0.25s"
+                        authorization_request:
+                          allowed_headers:
+                            patterns:
+                              - exact: "authorization"
+                              - exact: "accept"
+                              - exact: "cookie"
+                              - exact: "location"
+                          headers_to_add:
+                            - key: "X-Forwarded-Proto"
+                              value: "%REQ(:SCHEME)%"
+                        authorization_response:
+                          allowed_upstream_headers:
+                            patterns:
+                              - prefix: "remote-"
+                          allowed_client_headers:
+                            patterns:
+                              - exact: "set-cookie"
+                          allowed_client_headers_on_success:
+                            patterns:
+                              - exact: "set-cookie"
+                      failure_mode_allow: false
+                  - name: "envoy.filters.http.router"
+                    typed_config:
+                      "@type": "type.googleapis.com/envoy.extensions.filters.http.router.v3.Router"
+  clusters:
+    - name: "whoami"
+      connect_timeout: "0.25s"
+      type: "logical_dns"
+      dns_lookup_family: "v4_only"
+      lb_policy: "round_robin"
+      load_assignment:
+        cluster_name: "whoami"
+        endpoints:
+          - lb_endpoints:
+              - endpoint:
+                  address:
+                    socket_address:
+                      address: "whoami"
+                      port_value: 80
+    - name: "tinyauth"
+      connect_timeout: "0.25s"
+      type: "logical_dns"
+      dns_lookup_family: "v4_only"
+      lb_policy: "round_robin"
+      load_assignment:
+        cluster_name: "tinyauth"
+        endpoints:
+          - lb_endpoints:
+              - endpoint:
+                  address:
+                    socket_address:
+                      address: "tinyauth"
+                      port_value: 3000
+layered_runtime:
+  layers:
+    - name: "static_layer_0"
+      static_layer:
+        envoy:
+          resource_limits:
+            listener:
+              example_listener_name:
+                connection_limit: 10000
+        overload:
+          global_downstream_max_connections: 50000

integration/integrarion_tests.go

@@ -0,0 +1,62 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+)
+
+func testUnauthorized(client *http.Client) error {
+	req, err := http.NewRequest("GET", WhoamiURL, nil)
+	if err != nil {
+		return err
+	}
+	resp, err := client.Do(req)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return err
+	}
+	// nginx and envoy will throw us at the frontend
+	if resp.StatusCode != http.StatusUnauthorized && !strings.Contains(string(body), "<div id=\"root\"></div>") {
+		return fmt.Errorf("expected status code %d or to to contain '<div id=\"root\"></div>', got %d", http.StatusUnauthorized, resp.StatusCode)
+	}
+	return nil
+}
+
+func testLoggedIn(client *http.Client) error {
+	req, err := http.NewRequest("GET", WhoamiURL, nil)
+	if err != nil {
+		return err
+	}
+	req.SetBasicAuth(DefaultUsername, DefaultPassword)
+	resp, err := client.Do(req)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("expected status code %d, got %d", http.StatusOK, resp.StatusCode)
+	}
+	return nil
+}
+
+func testACLAllowed(client *http.Client) error {
+	req, err := http.NewRequest("GET", WhoamiURL+"/allow", nil)
+	if err != nil {
+		return err
+	}
+	resp, err := client.Do(req)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("expected status code %d, got %d", http.StatusOK, resp.StatusCode)
+	}
+	return nil
+}

integration/integration.go

@@ -0,0 +1,166 @@
+package main
+
+import (
+	"bufio"
+	"context"
+	"errors"
+	"flag"
+	"fmt"
+	"log/slog"
+	"net/http"
+	"os"
+	"os/exec"
+	"time"
+)
+
+var ProxiesToTest = []string{"traefik", "nginx"}
+
+const (
+	EnvFile    = ".env"
+	ConfigFile = "config.yml"
+)
+
+const (
+	TinyauthURL = "http://tinyauth.127.0.0.1.sslip.io"
+	WhoamiURL   = "http://whoami.127.0.0.1.sslip.io"
+)
+
+const (
+	DefaultUsername = "test"
+	DefaultPassword = "password"
+)
+
+func main() {
+	logFlag := flag.Bool("log", false, "enable stack logging")
+	flag.Parse()
+
+	for _, proxy := range ProxiesToTest {
+		slog.Info("begin", "proxy", proxy)
+		compose := fmt.Sprintf("docker-compose.%s.yml", proxy)
+		if _, err := os.Stat(compose); err != nil {
+			slog.Error("fail", "proxy", proxy, "error", err)
+			os.Exit(1)
+		}
+		if err := createInstanceAndRunTests(compose, *logFlag, proxy); err != nil {
+			slog.Error("fail", "proxy", proxy, "error", err)
+			os.Exit(1)
+		}
+		slog.Info("end", "proxy", proxy)
+	}
+}
+
+func runTests(client *http.Client, name string) error {
+	if err := testUnauthorized(client); err != nil {
+		slog.Error("fail unauthorized test", "name", name)
+		return err
+	}
+
+	slog.Info("unauthorized test passed", "name", name)
+
+	if err := testLoggedIn(client); err != nil {
+		slog.Error("fail logged in test", "name", name)
+		return err
+	}
+
+	slog.Info("logged in test passed", "name", name)
+
+	if err := testACLAllowed(client); err != nil {
+		slog.Error("fail acl test", "name", name)
+		return err
+	}
+
+	slog.Info("acl test passed", "name", name)
+
+	return nil
+}
+
+func createInstanceAndRunTests(compose string, log bool, name string) error {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	cmdArgs := []string{"compose", "-f", compose, "--env-file", EnvFile, "up", "--build", "--force-recreate", "--remove-orphans"}
+	cmd := exec.CommandContext(ctx, "docker", cmdArgs...)
+
+	if log {
+		setupCmdLogging(cmd)
+	}
+
+	if err := cmd.Start(); err != nil {
+		return err
+	}
+
+	defer func() {
+		cmd.Process.Signal(os.Interrupt)
+		cmd.Wait()
+	}()
+
+	slog.Info("instance created", "name", name)
+
+	if err := waitForHealthy(); err != nil {
+		return err
+	}
+
+	slog.Info("instance healthy", "name", name)
+
+	client := &http.Client{}
+
+	if err := runTests(client, name); err != nil {
+		return err
+	}
+
+	slog.Info("tests passed", "name", name)
+
+	cmd.Process.Signal(os.Interrupt)
+
+	if err := cmd.Wait(); cmd.ProcessState.ExitCode() != 130 && err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func setupCmdLogging(cmd *exec.Cmd) {
+	stdout, _ := cmd.StdoutPipe()
+	stderr, _ := cmd.StderrPipe()
+
+	go func() {
+		scanner := bufio.NewScanner(stdout)
+		for scanner.Scan() {
+			slog.Info("docker out", "stdout", scanner.Text())
+		}
+	}()
+
+	go func() {
+		scanner := bufio.NewScanner(stderr)
+		for scanner.Scan() {
+			slog.Error("docker out", "stderr", scanner.Text())
+		}
+	}()
+}
+
+func waitForHealthy() error {
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Minute)
+	defer cancel()
+
+	ticker := time.NewTicker(10 * time.Second)
+	client := http.Client{}
+
+	for {
+		select {
+		case <-ctx.Done():
+			return errors.New("tinyauth not healthy after 5 minutes")
+		case <-ticker.C:
+			req, err := http.NewRequestWithContext(ctx, "GET", TinyauthURL+"/api/healthz", nil)
+			if err != nil {
+				return err
+			}
+			res, err := client.Do(req)
+			if err != nil {
+				continue
+			}
+			if res.StatusCode == http.StatusOK {
+				return nil
+			}
+		}
+	}
+}

integration/nginx.conf

@@ -0,0 +1,33 @@
+server {
+    listen 80;
+    listen [::]:80;
+
+    server_name tinyauth.127.0.0.1.sslip.io;
+
+    location / {
+        proxy_pass http://tinyauth:3000;
+    }
+}
+
+server {
+    listen 80;
+    listen [::]:80;
+
+    server_name whoami.127.0.0.1.sslip.io;
+
+    location / {
+        proxy_pass http://whoami;
+        auth_request /tinyauth;
+        error_page 401 = @tinyauth_login;
+    }
+
+    location /tinyauth {
+        internal;
+        proxy_pass http://tinyauth:3000/api/auth/nginx;
+        proxy_set_header x-original-url $scheme://$http_host$request_uri;
+    }
+
+    location @tinyauth_login {
+      return 302 http://tinyauth.127.0.0.1.sslip.io/login?redirect_uri=$scheme://$http_host$request_uri;
+    }
+}