diff options
Diffstat (limited to 'src/opt/vyatta/share/vyatta-op/functions/interpreter/vyatta-unpriv')
-rw-r--r-- | src/opt/vyatta/share/vyatta-op/functions/interpreter/vyatta-unpriv | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/opt/vyatta/share/vyatta-op/functions/interpreter/vyatta-unpriv b/src/opt/vyatta/share/vyatta-op/functions/interpreter/vyatta-unpriv new file mode 100644 index 000000000..1507f4f0d --- /dev/null +++ b/src/opt/vyatta/share/vyatta-op/functions/interpreter/vyatta-unpriv @@ -0,0 +1,97 @@ +#!/bin/bash +# **** License **** +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# This code was originally developed by Vyatta, Inc. +# Portions created by Vyatta are Copyright (C) 2006, 2007 Vyatta, Inc. +# All Rights Reserved. +# +# **** End License **** + +source /opt/vyatta/share/vyatta-op/functions/interpreter/vyatta-common + +declare -a op_allowed +declare -a toplevel + +op_allowed=( $(cat /opt/vyatta/etc/shell/level/users/allowed-op.in) ) +toplevel=( $(ls /opt/vyatta/share/vyatta-op/templates/) ) + +vyatta_unpriv_ambiguous () +{ + local -a filtered_cmds=() + get_prefix_filtered_list $1 op_allowed filtered_cmds + _vyatta_op_node_path=${vyatta_op_templates} + comps=$(_vyatta_op_help $1 ${filtered_cmds[@]}) + echo -ne "\n Ambiguous command: [$1]\n" + echo -e "$comps\n" | sed -e 's/^P/ P/' +} + +vyatta_unpriv_init () +{ + # empty and default line compeletion + complete -E -F _vyatta_op_expand + complete -D -F _vyatta_op_default_expand + + for cmd in "${op_allowed[@]}"; do + if is_elem_of ${cmd} toplevel; then + for pos in $(seq 1 ${#cmd}); do + case ${cmd:0:$pos} in + for|do|done|if|fi|case|while|tr ) + continue ;; + *) ;; + esac + local -a filtered_cmds=() + get_prefix_filtered_list ${cmd:0:$pos} op_allowed filtered_cmds + local found + is_elem_of "${cmd:0:$pos}" op_allowed + found=$? + if [[ "${#filtered_cmds[@]}" == "1" || "${cmd:0:$pos}" == "$cmd" || "$found" == "0" ]]; then + local fcmd + if [[ "${#filtered_cmds[@]}" == "1" ]]; then + fcmd=${filtered_cmds[0]} + elif is_elem_of "${cmd:0:$pos}" op_allowed; then + fcmd=${cmd:0:$pos} + else + fcmd=$cmd + fi + eval alias ${cmd:0:$pos}=\'_vyatta_op_run $fcmd\' + else + eval alias ${cmd:0:$pos}=\'vyatta_unpriv_ambiguous ${cmd:0:$pos}\' + fi + complete -F _vyatta_op_expand ${cmd:0:$pos} + done + fi + done + if [[ "$VYATTA_USER_LEVEL_DIR" == "/opt/vyatta/etc/shell/level/users" ]]; then + PS1='\u@\h> ' + fi +} + +vyatta_unpriv_gen_allowed () { + local -a allowed_cmds=() + rm -rf /opt/vyatta/etc/shell/level/users/allowed-op + for cmd in "${op_allowed[@]}"; do + if is_elem_of ${cmd} toplevel; then + for pos in $(seq 1 ${#cmd}); do + case ${cmd:0:$pos} in + for|do|done|if|fi|case|while|tr ) + continue ;; + *) ;; + esac + if ! is_elem_of ${cmd:0:$pos} allowed_cmds; then + allowed_cmds+=( ${cmd:0:$pos} ) + echo ${cmd:0:$pos} >> /opt/vyatta/etc/shell/level/users/allowed-op + fi + done + else + echo ${cmd} >> /opt/vyatta/etc/shell/level/users/allowed-op + fi + done +} |