script sshd_config munging, II

[mirror/dsa-wiki.git] / input / howto / new-machine.creole

diff --git a/input/howto/new-machine.creole b/input/howto/new-machine.creole
index 68c8454..b234218 100644 (file)
--- a/input/howto/new-machine.creole
+++ b/input/howto/new-machine.creole
@@ -24,8 +24,9 @@ Note: this is partially obsolete now that we have [[puppet|howto/puppet-setup]].
 
 * make debconf the same on every host: - dialog, - high
 {{{
-    echo "debconf debconf/priority        select  high" | debconf-set-selections
-    echo "debconf debconf/frontend        select  Dialog" | debconf-set-selections
+    apt-get install dialog &&
+    echo "debconf debconf/priority        select high" | debconf-set-selections &&
+    echo "debconf debconf/frontend        select Dialog" | debconf-set-selections
 }}}
 
 * add db.d.o to sources.list:
@@ -70,7 +71,7 @@ EOF
 
     cd /etc/ssh/ && rm -f ssh_host_dsa_key ssh_host_dsa_key.pub ssh_host_key ssh_host_key.pub &&
     mkdir -p /etc/ssh/userkeys && ln -s /root/.ssh/authorized_keys /etc/ssh/userkeys/root &&
-    sed -e -i 's/^HostKey.*_dsa_key/# &/;
+    sed -i -e 's/^HostKey.*_dsa_key/# &/;
                s/^X11Forwarding yes/X11Forwarding no/;
                $ a AuthorizedKeysFile /etc/ssh/userkeys/%u
                $ a AuthorizedKeysFile2 /var/lib/misc/userkeys/%u' sshd_config &&
@@ -136,12 +137,20 @@ EOF
 
 * make ca-certificates sane:  (choose to *not* trust new certs, and we only want the spi cert activated)
 {{{
-    echo "ca-certificates ca-certificates/trust_new_crts  select  no" | debconf-set-selections
+    echo "ca-certificates ca-certificates/trust_new_crts  select no" | debconf-set-selections
     sed -i -e 's/^[^#!].*/!&/; s#^!spi-inc.org/spi-cacert-2008.crt#spi-inc.org/spi-cacert-2008.crt#' /etc/ca-certificates.conf
     dpkg-reconfigure ca-certificates
 }}}
 
 * Add debian-admin@debian.org to root in /etc/aliases
+{{{
+       if ! egrep '^root:' /etc/aliases > /dev/null; then
+               echo "root: debian-admin@debian.org" >> /etc/aliases
+       elif ! egrep '^root:.*debian-admin@debian.org' /etc/aliases > /dev/null; then
+               sed -i -e 's/^root: .*/&, debian-admin@debian.org/' /etc/aliases
+       fi
+       newaliases
+}}}
 
 * sane default editor
 {{{
@@ -194,8 +203,10 @@ EOF
 * disable password auth with ssh, once you verified you can log in
   and become root using keys.
 {{{
-    vi /etc/ssh/sshd_config
-      | PasswordAuthentication no
+    #vi /etc/ssh/sshd_config
+    #  | PasswordAuthentication no
+
+    sed -i -e 's/^PasswordAuthentication yes/PasswordAuthentication no/' /etc/ssh/sshd_config &&
     (cd / && env -i /etc/init.d/ssh restart)
 }}}