updates for t11 and fsf

[automated-distro-installer] / faiserver-setup

diff --git a/faiserver-setup b/faiserver-setup
index ccff89498b062b90d849fe916ca48da0c678ebac..4003a2466207c5fc458b71067cefa70242abb110 100755 (executable)
--- a/faiserver-setup
+++ b/faiserver-setup
@@ -19,10 +19,9 @@ x="$(readlink -f "$BASH_SOURCE")"; source "${x%/*}/bash-trace"
 
 [[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
 
-LC_USEBASHRC=t; . ~/.bashrc
 
 usage() {
-  cat <<EOF
+  cat <<'EOF'
 usage: ${0##*/} [-h|--help] [BASE_CODENAME] [ARCH]
 install fai-server on the current machine
 
@@ -31,16 +30,28 @@ as the tftp server. I vaguely remember that using a hostname does not
 work.  Separate from running this, faiserver needs to be setup in dns to
 point to whatever host this is run on.
 
-Default BASE_CODENAME is buster. Default ARCH is 64. The script expects corresponding
+Default BASE_CODENAME is bullseye. Default ARCH is 64. The script expects corresponding
 $BASEFILE_DIR/${UPCASED_BASE_CODENAME}${ARCH}.tar.(gz|xz) to exist, and it must have been
 generated around the same time as the nfsroot, at least so it has the
 same kernel version.
 
+for copying and running this on a remote server,
+scp -tPrl fai SERVER:
+scp $(readlink -f ~/.ssh/home.pub) SERVER:.ssh
+scp /a/bin/cedit/cedit SERVER:/usr/local/bin
+# todo: make the above key be an option
+
 
 Note: there is a bug in 5.9.4, fixed by adding
     sleep 2
 
-/usr/sbin/fai-make-nfsroot:503, before apt-get update
+Note: in t9, there is a bug in recent fai packages (eg 2021+), where
+  unshare uses a too new argument. I was able to fix it by
+  just going to the site of the error and changing unshare to
+  chroot like it used to be, but I'm not bothering to make
+  any persistent fix, since I'm now on t10. If it ever came
+  up again, using an old fai package would also work.
+  /usr/sbin/fai-make-nfsroot:503, before apt-get update
 
 
 EOF
@@ -54,7 +65,7 @@ esac
 e() { echo "+ $@"; "$@"; }
 
 
-base=${1:-buster}
+base=${1:-bullseye}
 arch=${2:-64}
 
 if [[ $base == [[:upper:]] ]]; then
@@ -109,7 +120,7 @@ if [[ -r $f ]]; then
   cachetime=$(stat -c %Y $f );
   now=$(date +%s)
   limittime=$(( now - 60*60*2 ))
-  if (( cachtime > limittime )); then
+  if (( cachetime > limittime )); then
     update=true
   fi
 fi
@@ -124,7 +135,8 @@ fi
 # kernel, or the ability to install it.
 # xorriso is for running fai-cd -a, not strictly need for fai-server
 # perl-tk is for fai-monitor-gui
-pkgs=(fai-doc tftpd-hpa tar reprepro squashfs-tools binutils xorriso)
+# mtools is for fai-cd
+pkgs=(fai-doc tftpd-hpa tar reprepro squashfs-tools binutils xorriso perl-tk mtools)
 if modprobe nfsd &>/dev/null; then
   pkgs+=(nfs-kernel-server)
 else
@@ -182,9 +194,14 @@ EOF
 # fi
 
 
-$sed -f - /etc/fai/nfsroot.conf <<EOF
+if [[ -s /q/root/shadow/standard ]]; then
+  $sed -f - /etc/fai/nfsroot.conf <<EOF
 $ a FAI_ROOTPW='$(</q/root/shadow/standard)'
 /^\s*FAI_ROOTPW/d
+EOF
+fi
+
+$sed -f - /etc/fai/nfsroot.conf <<EOF
 $ a SSH_IDENTITY=/root/.ssh/home.pub
 /^\s*SSH_IDENTITY/d
 s,^( *FAI_DEBOOTSTRAP=).*,\1"$base $r",
@@ -284,15 +301,27 @@ FAI_CONFIGDIR=/srv/fai/config
 FAI_CONFIG_SRC=nfs://faiserver/srv/fai/config
 EOF
   # make the faiserver also the apt proxy server
-  apt-get -y install apt-cacher-ng
+  # apt-get -y install apt-cacher-ng
 fi
 
 rm -f /srv/fai/nfsroot/root/.ssh/known_hosts
-key=$(ssh-keyscan localhost |& grep -o "ecdsa-sha2-nistp256.*")
+if [[ $HOSTNAME == kd ]]; then
+  keyscan_arg="-p 8989"
+fi
+key=$(ssh-keyscan $keyscan_arg localhost |& grep -o "ecdsa-sha2-nistp256.*")
 for ip in faiserver $(ip addr show up| grep -w '^ *inet' | awk '{print $2}'| cut -d / -f 1 | grep -vF 127.0.0.1); do
   echo "$ip $key" >>/srv/fai/nfsroot/root/.ssh/known_hosts
 done
 
+# make it the root because pxe-kexec only looks there.
+# It wouldn't be too hard to change if we needed.
+# We could also just dump things in /srv/tftp, but fai
+# has some defaults, which I don't even use, which expect
+# the other directory, so it's kind of a tossup, whatever.
+# This means fai's example isc-dhcp-server filename directory should remove the fai/ prefix.
+sed -ri 's,^ *(TFTP_DIRECTORY=).*,\1"/srv/tftp/fai",' /etc/default/tftpd-hpa
+systemctl restart tftpd-hpa
+
 
 # serial console
 # mainly from