add local mirror startup script

see https://bugs.launchpad.net/ubuntu/+source/debmirror/+bug/1565585

Dockerfile

@@ -1,4 +1,4 @@
-FROM phusion/baseimage:0.9.18
+FROM phusion/baseimage:0.11
 
 VOLUME /var/mirror
 
@@ -7,7 +7,7 @@ RUN echo "#!/bin/sh\nexit 101" > /usr/sbin/policy-rc.d
 # phusion baseimage says i'm not supposed to do this
 # and i don't care:
 RUN apt-get update && apt-get upgrade -y
-RUN apt-get install -y run-one nginx make debmirror
+RUN apt-get install -y run-one nginx make debmirror xz-utils
 
 ADD ./mirror /opt/mirror
 ADD ./mirror.run /etc/service/mirror/run
@@ -22,6 +22,6 @@ RUN \
     mkdir -p $GNUPGHOME && \
     chmod go-rwx $GNUPGHOME && \
     gpg --import /usr/share/keyrings/ubuntu-archive-keyring.gpg && \
-    cp $GNUPGHOME/pubring.gpg $GNUPGHOME/trustedkeys.gpg
+    cp $GNUPGHOME/pubring.kbx $GNUPGHOME/trustedkeys.kbx
 
 EXPOSE 80

README.markdown

@@ -1,13 +1,8 @@
 # sneak/ubuntumirror
 
-Docker container for syncing trusty and xenial ubuntu LTS mirrors
+Docker container for syncing bionic ubuntu LTS mirrors
 to reduce network traffic and speed up build times.
 
-I recommend deploying this with a `--dns 172.17.0.1` in your
-`/etc/default/docker` and dnsmasq bound to 172.17.0.1:53 to rewrite
-`archive.ubuntu.com` to `172.17.0.1` (which this image will be listening and
-serving on).
-
 Then even your builds (where you can't specify links) will go fast.
 
 # Levers
@@ -19,6 +14,8 @@ Then even your builds (where you can't specify links) will go fast.
     * default `main,universe`.
     * You may want `main,universe,restricted,multiverse`. Will use lots of
       disk.
+* `UBUNTU_MIRROR_PROJECTS`
+    * default `xenial,xenial-updates,xenial-security,xenial-backports,bionic,bionic-updates,bionic-security,bionic-backports`.
 * `UBUNTU_MIRROR_SOURCE`
     * default `archive.ubuntu.com`.
     * You may want `xx.archive.ubuntu.com` (where `xx` is your country
@@ -30,14 +27,8 @@ Then even your builds (where you can't specify links) will go fast.
 # Example dnsmasq setup
 
 ```
-apt-get update && apt-get -y install dnsmasq
-cat > /etc/dnsmasq.d/docker <<EOF
-no-resolv
-server=8.8.8.8
-server=8.8.4.4
-EOF
-echo "172.17.0.1 archive.ubuntu.com" >> /etc/hosts
-service dnsmasq restart
+apt update && apt -y install dnsmasq
+echo address=/mirrors.ubuntu.com/172.17.0.1 > /etc/dnsmasq.d/ubuntu-mirror-local
 ```
 
 Then, just add `--dns 172.17.0.1` to your /etc/default/docker opts

mirror/syncubuntu.sh

@@ -16,13 +16,12 @@ debmirror \
 	--no-source \
 	-s ${MIRROR_CATEGORIES:-main,universe} \
 	-h ${UBUNTU_MIRROR_SOURCE:-archive.ubuntu.com} \
-	-d trusty,trusty-updates,trusty-security,trusty-backports \
-	-d xenial,xenial-updates,xenial-security,xenial-backports \
+	-d ${UBUNTU_MIRROR_PROJECTS:-bionic,bionic-updates,bionic-security,bionic-backports} \
     --ignore-small-errors \
 	-r /ubuntu \
+    --getcontents \
 	--progress \
 	--method=http \
 	$DST/ubuntu
 
-
 chmod -R a+rX $DST

sources.list

@@ -1,4 +1,7 @@
-deb mirror://mirrors.ubuntu.com/mirrors.txt trusty main universe
-deb mirror://mirrors.ubuntu.com/mirrors.txt trusty-updates main universe
-deb mirror://mirrors.ubuntu.com/mirrors.txt trusty-backports main universe
-deb mirror://mirrors.ubuntu.com/mirrors.txt trusty-security main universe
+# this can't be {us.,}archive.ubuntu.org because on the box
+# with dnsmasq changing that host to itself, rebuilding this fails
+# unless the container is running already
+deb http://mirrors.sonic.net/ubuntu bionic main universe
+deb http://mirrors.sonic.net/ubuntu bionic-updates main universe
+deb http://mirrors.sonic.net/ubuntu bionic-backports main universe
+deb http://mirrors.sonic.net/ubuntu bionic-security main universe

start-local-mirror.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+docker rm -f local-ubuntu-mirror
+docker run -d --name local-ubuntu-mirror \
+	-v /storage/mirrors/ubuntu/ubuntu:/var/mirror/ubuntu \
+        --env UBUNTU_MIRROR_SOURCE=us.archive.ubuntu.com \
+        --env MIRROR_INTERVAL_SECONDS=10800 \
+	--env MIRROR_CATEGORIES=main,universe,restricted,multiverse \
+        --env MIRROR_ARCHITECTURES=amd64 \
+        --env UBUNTU_MIRROR_PROJECTS=bionic,bionic-updates,bionic-security,bionic-backports \
+	--dns 8.8.8.8 \
+	--dns 8.8.4.4 \
+	-p 172.17.0.1:80:80 \
+	--restart unless-stopped \
+	sneak/ubuntumirror:latest