+TPW=/q/root/shadow/traci-simple
+if ifclass tp; then
+ ROOTPW=/q/root/shadow/standard
+# ROOTPW="$TPW"
+else
+ ROOTPW=/q/root/shadow/standard
+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
+ if ! $ROOTCMD getent passwd ${@: -1}; then
+ $ROOTCMD useradd -Um -s /bin/bash $@
+ fi
+}
+
+chpw root "$ROOTPW"
+
+# only setup root pass for bootstrap vol
+if ifclass VOL_STRETCH_BOOTSTRAP; then
+ exit 0
+fi
+
+
+# return of 9 = user already exists. so we are idempotent.
+au iank
+chpw iank "$ROOTPW"
+
+au traci
+if ifclass frodo; then
+ chpw traci "$TPW"
+fi
+# comparing iank's groups to traci, I see none she should join on arch
+$ROOTCMD usermod -a -G traci iank
+
+$ROOTCMD getent group docker &>/dev/null || $ROOTCMD groupadd -r docker
+$ROOTCMD usermod -a -G docker iank