X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=fai%2Fconfig%2Fdistro-install-common%2Fend;h=22fa4f0c322f34b1310626ed88d97321d9c63ef5;hb=79cd04733bf570db299ef09195c498a63f3f3fd5;hp=0204ce50025bd3312267c7bed58c2382c17413a2;hpb=f67d4b719356595b424aa3cd358abc79426583c5;p=automated-distro-installer

diff --git a/fai/config/distro-install-common/end b/fai/config/distro-install-common/end
index 0204ce5..22fa4f0 100755
--- a/fai/config/distro-install-common/end
+++ b/fai/config/distro-install-common/end
@@ -18,28 +18,11 @@ if [[ -e $src && -e $dst ]]; then
   cp -rT $src $dst
 fi
 
-USER2PW=/q/root/shadow/user2
-# if doesn't exist, we dont set one
-ROOTPW=/q/root/shadow/standard
-if [[ ! -e $ROOTPW ]]; then
-  ROOTPW=/q/root/shadow/$HOSTNAME
+root_pw_f=/q/root/shadow/standard
+if [[ ! -e $root_pw_f ]]; then
+  root_pw_f=/q/root/shadow/$HOSTNAME
 fi
 
-chpw() {
-  # generating a hashed password:
-  # under debian, you can do
-  # mkpasswd -m sha-512 -s >/q/root/shadow/standard
-  # On arch, best seems to be copy your shadow file to a temp location,
-  # then passwd, get out the new pass, then copy the shadow file back.
-
-  user=$1
-  pwfile=$2
-  if [[ $pwfile && -e $pwfile ]]; then
-    printf "$user:" | cat - "$pwfile" | $ROOTCMD chpasswd -e
-  else
-    echo "$0: warning: no pw set for $user" >&2
-  fi
-}
 au() { # add user. i don't use adduser for portability
   local user=${@: -1}
   if ! $ROOTCMD getent passwd $user; then
@@ -47,7 +30,6 @@ au() { # add user. i don't use adduser for portability
   fi
 }
 
-chpw root "$ROOTPW"
 
 # only setup root pass for bootstrap vol
 if ifclass VOL_BULLSEYE_BOOTSTRAP; then
@@ -57,11 +39,19 @@ fi
 
 # return of 9 = user already exists. so we are idempotent.
 au iank
-chpw iank "$ROOTPW"
+# generating a hashed password:
+# under debian, you can do
+# mkpasswd -m sha-512 -s >/q/root/shadow/standard
+# On arch, best seems to be copy your shadow file to a temp location,
+# then passwd, get out the new pass, then copy the shadow file back.
+if [[ -e $root_pw_f ]]; then
+  sed 's/^/root:/' $root_pw_f | $ROOTCMD chpasswd -e
+  sed 's/^/iank:/' $root_pw_f | $ROOTCMD chpasswd -e
+fi
 
 au user2
 if ifclass frodo; then
-  chpw user2 "$USER2PW"
+  sed 's/^/user2:/' /q/root/shadow/user2 | $ROOTCMD chpasswd -e
 fi
 # comparing iank's groups to user2, I see none she should join on arch
 $ROOTCMD usermod -a -G user2 iank
@@ -80,10 +70,47 @@ echo "fs.inotify.max_user_watches = 50000" >> $f
 # applies it. it would be also be applied after a reboot
 $ROOTCMD sysctl --system
 
+if getent group sudo >/dev/null; then
+  $ROOTCMD usermod -aG sudo iank
+fi
+
+cat >$target/etc/sudoers.d/ianksudoers <<'EOF'
+Defaults timestamp_timeout=1440
+# used in bashrc
+Defaults  env_keep += SUDOD
+# always_set_home
+# makes ubuntu be like debian
+# https://unix.stackexchange.com/a/91572
+Defaults always_set_home
+# umask: default setting is to have  minimum umask of 0022
+# This lets us have user-specific umasks which are more permissive.
+# I did this for transmission and set it's umask gecos on install,
+# see there for more info.
+Defaults !umask
+# i use sudo in cronjobs, it spams the logs rather uselessly
+# https://stackoverflow.com/questions/14277116/suppress-log-entry-for-single-sudo-commands
+Defaults:root,iank !log_allowed, !pam_session
+# for just the root user, set some env vars
+Defaults>root env_file=/etc/rootsudoenv
+
+# a few commands we should be able to run with no password
+iank ALL = (root) NOPASSWD: /usr/local/bin/spend,/usr/bin/nmtui-connect
+
+EOF
+
+case $HOSTNAME in
+  li|bk|je)
+    cat >>$target/etc/sudoers.d/ianksudoers <<'EOF'
+iank  ALL=(ALL)  NOPASSWD: ALL
+EOF
+    ;;
+esac
+
+# remove old config line. can be removed eventually.
 f=$target/etc/sudoers
 line='iank  ALL=(ALL)  NOPASSWD: ALL'
-if [[ ! -e $f ]] || ! grep -xF "$line" $f; then
-  echo "$line" >> $f
+if grep -qxF "$line" $f; then
+  sed -i "/^$line/d" $f
 fi