✨ Add user-agent header from crowdsec (#149)

* ✨ Add user-agent header from crowdsec

* 🐛 : https://github.com/maxlerebourg/crowdsec-bouncer-traefik-plugin/issues/151

---------

Co-authored-by: maxlerebourg <maxlerebourg@gmail.com>

README.md

@@ -529,7 +529,7 @@ http:
           captchaSecretKey: FIXME
           captchaGracePeriodSeconds: 1800
           captchaHTMLFilePath: /captcha.html
-          banHTMLFilePath: ban.html
+          banHTMLFilePath: /ban.html
 ```
 
 #### Fill variable with value of file

bouncer.go

@@ -28,6 +28,7 @@ const (
 	crowdsecAppsecHostHeader = "X-Crowdsec-Appsec-Host"
 	crowdsecAppsecVerbHeader = "X-Crowdsec-Appsec-Verb"
 	crowdsecAppsecHeader     = "X-Crowdsec-Appsec-Api-Key"
+	crowdsecAppsecUserAgent  = "X-Crowdsec-Appsec-User-Agent"
 	crowdsecLapiHeader       = "X-Api-Key"
 	crowdsecLapiRoute        = "v1/decisions"
 	crowdsecLapiStreamRoute  = "v1/decisions/stream"
@@ -586,7 +587,8 @@ func appsecQuery(bouncer *Bouncer, ip string, httpReq *http.Request) error {
 	req.Header.Set(crowdsecAppsecIPHeader, ip)
 	req.Header.Set(crowdsecAppsecVerbHeader, httpReq.Method)
 	req.Header.Set(crowdsecAppsecHostHeader, httpReq.Host)
-	req.Header.Set(crowdsecAppsecURIHeader, httpReq.URL.Path)
+	req.Header.Set(crowdsecAppsecURIHeader, httpReq.URL.String())
+	req.Header.Set(crowdsecAppsecUserAgent, httpReq.Header.Get("User-Agent"))
 
 	res, err := bouncer.httpClient.Do(req)
 	if err != nil {

docker-compose.yml

@@ -12,7 +12,7 @@ services:
       - "--entrypoints.web.address=:80"
 
       - "--experimental.plugins.bouncer.modulename=github.com/maxlerebourg/crowdsec-bouncer-traefik-plugin"
-      - "--experimental.plugins.bouncer.version=v1.3.0-beta1"
+      - "--experimental.plugins.bouncer.version=v1.3.0-beta3"
     volumes:
       - "/var/run/docker.sock:/var/run/docker.sock:ro"
       # - './ban.html:/ban.html:ro'

examples/custom-ban-page/README.md

@@ -10,7 +10,7 @@ This can be usefull as some browser (Firefox for instance) return a 403 blank we
 ```yaml
   labels:
       # Define ban HTML file path
-      - "traefik.http.middlewares.crowdsec.plugin.bouncer.captchaHTMLFilePath=/ban.html"
+      - "traefik.http.middlewares.crowdsec.plugin.bouncer.banHtmlFilePath=/ban.html"
 ```
 
 The ban HTML file must be present in the Traefik container (bind mounted or added during a custom build).  

examples/custom-ban-page/docker-compose.yml

@@ -13,7 +13,7 @@ services:
       - "--entrypoints.web.address=:80"
 
       # - "--experimental.plugins.bouncer.modulename=github.com/maxlerebourg/crowdsec-bouncer-traefik-plugin"
-      # - "--experimental.plugins.bouncer.version=v1.2.0"
+      # - "--experimental.plugins.bouncer.version=v1.3.0-beta3"
       - "--experimental.localplugins.bouncer.modulename=github.com/maxlerebourg/crowdsec-bouncer-traefik-plugin"
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock:ro