Allow specifying the apt mirror to use when generating deb packages

Signed-off-by: Kenfe-Mickael Laventure <mickael.laventure@gmail.com>

contrib/builder/deb/amd64/debian-jessie/Dockerfile

@@ -4,6 +4,10 @@
 
 FROM debian:jessie
 
+# allow replacing httpredir mirror
+ARG APT_MIRROR=httpredir.debian.org
+RUN sed -i s/httpredir.debian.org/$APT_MIRROR/g /etc/apt/sources.list
+
 RUN apt-get update && apt-get install -y apparmor bash-completion btrfs-tools build-essential curl ca-certificates debhelper dh-apparmor dh-systemd git libapparmor-dev libdevmapper-dev libltdl-dev  libsqlite3-dev pkg-config libsystemd-journal-dev --no-install-recommends && rm -rf /var/lib/apt/lists/*
 
 ENV GO_VERSION 1.5.4

contrib/builder/deb/amd64/debian-stretch/Dockerfile

@@ -4,6 +4,10 @@
 
 FROM debian:stretch
 
+# allow replacing httpredir mirror
+ARG APT_MIRROR=httpredir.debian.org
+RUN sed -i s/httpredir.debian.org/$APT_MIRROR/g /etc/apt/sources.list
+
 RUN apt-get update && apt-get install -y apparmor bash-completion btrfs-tools build-essential curl ca-certificates debhelper dh-apparmor dh-systemd git libapparmor-dev libdevmapper-dev libltdl-dev libseccomp-dev libsqlite3-dev pkg-config libsystemd-dev --no-install-recommends && rm -rf /var/lib/apt/lists/*
 
 ENV GO_VERSION 1.5.4

contrib/builder/deb/amd64/debian-wheezy/Dockerfile

@@ -4,6 +4,10 @@
 
 FROM debian:wheezy-backports
 
+# allow replacing httpredir mirror
+ARG APT_MIRROR=httpredir.debian.org
+RUN sed -i s/httpredir.debian.org/$APT_MIRROR/g /etc/apt/sources.list
+
 RUN apt-get update && apt-get install -y -t wheezy-backports btrfs-tools --no-install-recommends && rm -rf /var/lib/apt/lists/*
 RUN apt-get update && apt-get install -y apparmor bash-completion  build-essential curl ca-certificates debhelper dh-apparmor dh-systemd git libapparmor-dev libdevmapper-dev libltdl-dev  libsqlite3-dev pkg-config --no-install-recommends && rm -rf /var/lib/apt/lists/*
 

contrib/builder/deb/amd64/generate.sh

@@ -41,6 +41,15 @@ for version in "${versions[@]}"; do
 
 	echo >> "$version/Dockerfile"
 
+	if [ "$distro" = "debian" ]; then
+		cat >> "$version/Dockerfile" <<-'EOF'
+			# allow replacing httpredir mirror
+			ARG APT_MIRROR=httpredir.debian.org
+			RUN sed -i s/httpredir.debian.org/$APT_MIRROR/g /etc/apt/sources.list
+
+		EOF
+	fi
+
 	extraBuildTags='pkcs11'
 	runcBuildTags=
 

contrib/builder/deb/armhf/debian-jessie/Dockerfile

@@ -1,5 +1,9 @@
 FROM armhf/debian:jessie
 
+# allow replacing httpredir mirror
+ARG APT_MIRROR=httpredir.debian.org
+RUN sed -i s/httpredir.debian.org/$APT_MIRROR/g /etc/apt/sources.list
+
 RUN apt-get update && apt-get install -y apparmor bash-completion btrfs-tools build-essential curl ca-certificates debhelper dh-apparmor dh-systemd git libapparmor-dev libdevmapper-dev libltdl-dev libsqlite3-dev libsystemd-journal-dev --no-install-recommends && rm -rf /var/lib/apt/lists/*
 
 ENV GO_VERSION 1.4.3