[type/__uci_section] Apply all commands in a single batch
This commit is contained in:
Dennis Camera
parent
3e5f18d409
commit
9d40500570
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@ -1,13 +1,6 @@
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# -*- mode: sh; indent-tabs-mode: t -*-
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append_values() {
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while read -r _value
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do
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set -- "$@" --value "${_value}"
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done
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unset _value
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"$@" </dev/null
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}
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NL=$(printf '\n '); NL=${NL% }
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grep_line() {
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{ shift; printf '%s\n' "$@"; } | grep -qxF "$1"
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@ -37,6 +30,28 @@ print_errors() {
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}' >&2
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}
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quote() {
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for _arg
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do
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shift
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if test -n "$(printf %s "${_arg}" | tr -d -c '\t\n \042-\047\050-\052\073-\077\133\\`|~' | tr -c '' '.')"
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then
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# needs quoting
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set -- "$@" "$(printf "'%s'" "$(printf %s "${_arg}" | sed -e "s/'/'\\\\''/g")")"
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else
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set -- "$@" "${_arg}"
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fi
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done
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unset _arg
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printf '%s' "$*"
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}
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uci_cmd() {
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# Usage: uci_cmd [UCI ARGUMENTS]...
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mkdir -p "${__object:?}/files"
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printf '%s\n' "$(quote "$@")" >>"${__object:?}/files/uci_batch.txt"
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}
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uci_validate_name() {
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# like util.c uci_validate_name()
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test -n "$*" && test -z "$(printf %s "$*" | tr -d '[:alnum:]_' | tr -c '' .)"
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@ -0,0 +1 @@
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../../__uci/files/uci_apply.sh
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@ -0,0 +1,146 @@
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#!/bin/sh -e
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#
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# 2020 Dennis Camera (dennis.camera@ssrq-sds-fds.ch)
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#
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# This file is part of cdist.
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#
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# cdist is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# cdist is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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# shellcheck source=files/functions.sh
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. "${__type:?}/files/functions.sh"
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section=$(cat "${__object:?}/explorer/match")
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state_is=$(test -s "${__object:?}/explorer/type" && echo present || echo absent)
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state_should=$(cat "${__object:?}/parameter/state")
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case $state_should
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in
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(present)
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test -f "${__object:?}/parameter/type" || {
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echo 'Parameter --type is required.' >&2
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exit 1
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}
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type_is=$(cat "${__object:?}/explorer/type")
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type_should=$(cat "${__object:?}/parameter/type")
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if test -n "${type_is}"
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then
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sect_type=${type_is}
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else
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sect_type=${type_should##*.}
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fi
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if test -z "${section}"
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then
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# No section exists and --match was used.
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# So we generate a new section identifier from $__object_id.
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case ${__object_id:?}
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in
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(*.*) section=${__object_id:?} ;;
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(*) section="${type_should%%.*}.${__object_id:?}" ;;
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esac
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fi
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# Collect option names
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if test -f "${__object:?}/parameter/list"
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then
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listnames_should=$(
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sed -e 's/=.*$//' "${__object:?}/parameter/list" | sort -u)
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fi
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if test -f "${__object:?}/parameter/option"
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then
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optnames_should=$(
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sed -e 's/=.*$//' "${__object:?}/parameter/option" | sort -u)
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fi
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# Make sure the section itself is present
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if test "${state_is}" = absent
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then
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printf 'set %s\n' "${section}" >>"${__messages_out:?}"
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# shellcheck disable=SC2140
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uci_cmd set "${section}"="${sect_type}"
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fi
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# Delete options/lists not in "should"
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sed -e 's/=.*$//;s/^.*\.//' "${__object:?}/explorer/options" \
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| while read -r _optname
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do
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grep_line "${_optname}" "${listnames_should}" "${optnames_should}" || {
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printf 'delete %s\n' "${section}.${_optname}" >>"${__messages_out:?}"
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uci_cmd delete "${section}.${_optname}"
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} </dev/null
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done
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# Set "should" options
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prefix_lines option "${optnames_should}" list "${listnames_should}" \
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| while read -r _type _optname
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do
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test -n "${_type}${_optname}" || continue # ignore empty lines
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case $_type
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in
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(list)
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printf 'set_list %s\n' "${section}.${_optname}" >>"${__messages_out:?}"
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if grep -q -e "^${_optname}=" "${__object:?}/explorer/options"
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then
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uci_cmd delete "${section}.${_optname}"
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fi
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grep "^${_optname}=" "${__object:?}/parameter/list" \
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| sed -e 's/^.*=//' \
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| unquote_lines \
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| while read -r _value
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do
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# shellcheck disable=SC2140
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uci_cmd add_list "${section}.${_optname}"="${_value}"
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done
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;;
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(option)
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printf 'set %s\n' "${section}.${_optname}" >>"${__messages_out:?}"
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# shellcheck disable=SC2140
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uci_cmd set "${section}.${_optname}"="$(
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grep "^${_optname}=" "${__object:?}/parameter/option" \
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| sed -e 's/^.*=//' \
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| unquote_lines \
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| head -n 1)"
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;;
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esac
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done
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;;
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(absent)
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if test "${state_is}" = absent
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then
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# if explorer found no section there is nothing to delete
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exit 0
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fi
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printf 'delete %s\n' "${section}" >>"${__messages_out:?}"
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uci_cmd delete "${section}"
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;;
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esac
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if test -s "${__object:?}/files/uci_batch.txt"
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then
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cat "${__type:?}/files/uci_apply.sh"
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printf "uci_apply <<'EOF'\n"
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cat "${__object:?}/files/uci_batch.txt"
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printf '\nEOF\n'
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fi
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@ -43,8 +43,6 @@ in
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;;
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esac
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section=$(cat "${__object:?}/explorer/match")
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state_should=$(cat "${__object:?}/parameter/state")
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case $state_should
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@ -57,85 +55,31 @@ in
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type_is=$(cat "${__object:?}/explorer/type")
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type_should=$(cat "${__object:?}/parameter/type")
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if test -n "${type_is}"
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if test -n "${type_is}" && test "${type_is}" != "${type_should##*.}"
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then
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if test "${type_is}" != "${type_should##*.}"
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then
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# Check if section type matches (section exists and --type provided)
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printf 'Section type "%s" does not match --type "%s".\n' \
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"${type_is}" "${type_should}" >&2
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exit 1
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fi
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sect_type=${type_is}
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else
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sect_type=${type_should##*.}
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fi
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if test -z "${section}"
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then
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# No section exists and --match was used.
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# So we generate a new section identifier from $__object_id.
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case ${__object_id:?}
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in
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(*.*) section=${__object_id:?} ;;
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(*) section="${type_should%%.*}.${__object_id:?}" ;;
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esac
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# Check if section type matches (section exists and --type provided)
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printf 'Section type "%s" does not match --type "%s".\n' \
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"${type_is}" "${type_should}" >&2
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exit 1
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fi
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# Check options for syntax errors
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validate_options "${__object:?}/parameter/list" "${__object:?}/parameter/object" \
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| print_errors 'Found erroneous options in arguments:'
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# Collect option names
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if test -f "${__object:?}/parameter/list"
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# Check for duplicate option names
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if test -s "${__object:?}/parameter/option"
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then
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listnames_should=$(
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sed -e 's/=.*$//' "${__object:?}/parameter/list" | sort -u)
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fi
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if test -f "${__object:?}/parameter/option"
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then
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optnames_should=$(sed -e 's/=.*$//' "${__object:?}/parameter/option" | sort)
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echo "${optnames_should}" \
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sed -e 's/=.*$//' "${__object:?}/parameter/option" \
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| sort \
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| uniq -d \
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| print_errors \
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'Found duplicate --options:' \
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"$(printf '\nUse --list for lists, instead.')"
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fi
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# Make sure the section itself is present
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__uci "${section}" --state present --value "${sect_type}"
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export require=__uci/"${section}"
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# Delete options/lists not in "should"
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sed -e 's/=.*$//;s/^.*\.//' "${__object:?}/explorer/options" \
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| while read -r optname
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do
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grep_line "${optname}" "${listnames_should}" "${optnames_should}" || {
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__uci "${section}.${optname}" --state absent
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} </dev/null
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done
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# Set "should" options
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prefix_lines option "${optnames_should}" list "${listnames_should}" \
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| while read -r _type _optname
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do
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test -n "${_type}${_optname}" || continue # ignore empty lines
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grep "^${_optname}=" <"${__object:?}/parameter/${_type}" \
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| sed -e 's/^.*=//' \
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| unquote_lines \
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| append_values \
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__uci "${section}.${_optname}" --state present \
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--type "${_type}"
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done
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;;
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(absent)
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# if explorer found no section there is nothing to delete
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test -n "${section}" || exit 0
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__uci "${section}" --state absent
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:
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;;
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(*)
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printf 'Invalid --state: %s\n' "${state_should}" >&2
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