Bump Traefik to v2.2.1

[ldez]

Hello,

This PR updates Traefik to v2.2.1.

/cc @mmatur @emilevauge @SantoDE @dtomcej

Cheers

[mmatur]

LGTM

[yosifkit]

Diff:

diff --git a/_bashbrew-list b/_bashbrew-list
index acd8a12..bb6ce33 100644
--- a/_bashbrew-list
+++ b/_bashbrew-list
@@ -6,8 +6,8 @@ traefik:1.7.24-alpine
 traefik:1.7.24-windowsservercore-1809
 traefik:2.2
 traefik:2.2-windowsservercore-1809
-traefik:2.2.0
-traefik:2.2.0-windowsservercore-1809
+traefik:2.2.1
+traefik:2.2.1-windowsservercore-1809
 traefik:chevrotin
 traefik:chevrotin-windowsservercore-1809
 traefik:latest
@@ -22,6 +22,6 @@ traefik:v1.7.24-alpine
 traefik:v1.7.24-windowsservercore-1809
 traefik:v2.2
 traefik:v2.2-windowsservercore-1809
-traefik:v2.2.0
-traefik:v2.2.0-windowsservercore-1809
+traefik:v2.2.1
+traefik:v2.2.1-windowsservercore-1809
 traefik:windowsservercore-1809
diff --git a/traefik_latest/Dockerfile b/traefik_latest/Dockerfile
index 0a0df48..ac3f2a5 100644
--- a/traefik_latest/Dockerfile
+++ b/traefik_latest/Dockerfile
@@ -8,7 +8,7 @@ RUN set -ex; \
 		x86_64) arch='amd64' ;; \
 		*) echo >&2 "error: unsupported architecture: $apkArch"; exit 1 ;; \
 	esac; \
-	wget --quiet -O /tmp/traefik.tar.gz "https://github.com/containous/traefik/releases/download/v2.2.0/traefik_v2.2.0_linux_$arch.tar.gz"; \
+	wget --quiet -O /tmp/traefik.tar.gz "https://github.com/containous/traefik/releases/download/v2.2.1/traefik_v2.2.1_linux_$arch.tar.gz"; \
 	tar xzvf /tmp/traefik.tar.gz -C /usr/local/bin traefik; \
 	rm -f /tmp/traefik.tar.gz; \
 	chmod +x /usr/local/bin/traefik
@@ -22,5 +22,5 @@ LABEL org.opencontainers.image.vendor="Containous" \
 	org.opencontainers.image.url="https://traefik.io" \
 	org.opencontainers.image.title="Traefik" \
 	org.opencontainers.image.description="A modern reverse-proxy" \
-	org.opencontainers.image.version="v2.2.0" \
+	org.opencontainers.image.version="v2.2.1" \
 	org.opencontainers.image.documentation="https://docs.traefik.io"
diff --git a/traefik_windowsservercore-1809/Dockerfile b/traefik_windowsservercore-1809/Dockerfile
index 3326d0f..f0274da 100644
--- a/traefik_windowsservercore-1809/Dockerfile
+++ b/traefik_windowsservercore-1809/Dockerfile
@@ -3,7 +3,7 @@ FROM mcr.microsoft.com/windows/servercore:1809
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
 RUN Invoke-WebRequest \
-        -Uri "https://github.com/containous/traefik/releases/download/v2.2.0/traefik_v2.2.0_windows_amd64.zip" \
+        -Uri "https://github.com/containous/traefik/releases/download/v2.2.1/traefik_v2.2.1_windows_amd64.zip" \
         -OutFile "/traefik.zip"; \
     Expand-Archive -Path "/traefik.zip" -DestinationPath "/" -Force; \
     Remove-Item "/traefik.zip" -Force
@@ -16,5 +16,5 @@ LABEL org.opencontainers.image.vendor="Containous" \
     org.opencontainers.image.url="https://traefik.io" \
     org.opencontainers.image.title="Traefik" \
     org.opencontainers.image.description="A modern reverse-proxy" \
-    org.opencontainers.image.version="v2.2.0" \
+    org.opencontainers.image.version="v2.2.1" \
     org.opencontainers.image.documentation="https://docs.traefik.io"

[yosifkit]

Build test of #7905; e177a92; amd64 (traefik):

$ bashbrew build traefik:v2.2.1
Building bashbrew/cache:bb0fab86e2166e21fbd2bd94eb72b07dbcbe49b5f5e4690c2f0a4ecbe252c096 (traefik:v2.2.1)
Tagging traefik:v2.2.1
Tagging traefik:2.2.1
Tagging traefik:v2.2
Tagging traefik:2.2
Tagging traefik:chevrotin
Tagging traefik:latest

$ test/run.sh traefik:v2.2.1
testing traefik:v2.2.1
	'cve-2014--shellshock' [1/2]...passed
	'override-cmd' [2/2]...= 'echo' is not a Traefik command: assuming shell execution.
passed


$ bashbrew build traefik:v1.7.24-alpine
Building bashbrew/cache:3ed314ef47433497056c8c4e6fd34251707e41109d66de4f939ebcbef13e7bc2 (traefik:v1.7.24-alpine)
Tagging traefik:v1.7.24-alpine
Tagging traefik:1.7.24-alpine
Tagging traefik:v1.7-alpine
Tagging traefik:1.7-alpine
Tagging traefik:maroilles-alpine

$ test/run.sh traefik:v1.7.24-alpine
testing traefik:v1.7.24-alpine
	'cve-2014--shellshock' [1/2]...passed
	'override-cmd' [2/2]...= 'echo' is not a Traefik command: assuming shell execution.
passed


$ bashbrew build traefik:v1.7.24
Building bashbrew/cache:f3745f242486eb144b52ecdf755d5224fc8435f9cb556cf4b61739ceb5e5dabe (traefik:v1.7.24)
Tagging traefik:v1.7.24
Tagging traefik:1.7.24
Tagging traefik:v1.7
Tagging traefik:1.7
Tagging traefik:maroilles

$ test/run.sh traefik:v1.7.24
testing traefik:v1.7.24
	'cve-2014--shellshock' [1/2]...passed
	'override-cmd' [2/2]...image does not appear to contain "echo" -- assuming single-binary image
passed