mirror of
https://passt.top/passt
synced 2024-12-28 00:25:21 +00:00
139 lines
3.1 KiB
Bash
Executable File
139 lines
3.1 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# SPDX-License-Identifier: AGPL-3.0-or-later
|
|
#
|
|
# PASST - Plug A Simple Socket Transport
|
|
# for qemu/UNIX domain socket mode
|
|
#
|
|
# PASTA - Pack A Subtle Tap Abstraction
|
|
# for network namespace/tap device mode
|
|
#
|
|
# test/lib/util - Convenience functions
|
|
#
|
|
# Copyright (c) 2021 Red Hat GmbH
|
|
# Author: Stefano Brivio <sbrivio@redhat.com>
|
|
|
|
# list_has() - Check whether a tab-separated list contains a given token
|
|
# $1: List
|
|
# $2: Token
|
|
# Return: 0 if token was found or is empty, 1 otherwise
|
|
list_has() {
|
|
[ -z "${2}" ] && return 0
|
|
|
|
__ifs="${IFS}"
|
|
IFS=' '
|
|
for __t in ${1}; do
|
|
[ "${__t}" = "${2}" ] && IFS="${__ifs}" && return 0
|
|
done
|
|
|
|
IFS="${__ifs}"
|
|
return 1
|
|
}
|
|
|
|
# list_add() - Add token to tab-separated list, unless it's already present
|
|
# $1: List
|
|
# $2: Token
|
|
list_add() {
|
|
list_has "${1}" "${2}" && return
|
|
[ -n "${1}" ] && printf '%s\t%s\n' "${1}" "${2}" || printf '%s\n' "${2}"
|
|
}
|
|
|
|
# list_remove_pair() - Drop pair with given key if present
|
|
# $1: List
|
|
# $2: Key
|
|
list_remove_pair()
|
|
{
|
|
__ifs="${IFS}"
|
|
IFS=' '
|
|
__skip_next=0
|
|
for __t in ${1}; do
|
|
[ ${__skip_next} -eq 1 ] && __skip_next=0 && continue
|
|
[ "${__t}" = "${2}" ] && __skip_next=1 && continue
|
|
printf '%s\t' "${__t}"
|
|
done
|
|
printf "\n"
|
|
IFS="${__ifs}"
|
|
}
|
|
|
|
# list_add_pair() - Add token pair to list, replace if the first one is present
|
|
# $1: List
|
|
# $2: First token
|
|
# $3: Second token
|
|
list_add_pair() {
|
|
[ -z "${3}" ] && return
|
|
|
|
|
|
if [ -n "${1}" ]; then
|
|
__new_list="$(list_remove_pair "${1}" "${2}")"
|
|
printf '%s\t%s\t%s' "${__new_list}" "${2}" "${3}"
|
|
else
|
|
printf '%s\t%s' "${2}" "${3}"
|
|
fi
|
|
printf "\n"
|
|
}
|
|
|
|
# list_has_all() - Check whether a list contains all given IFS-separated tokens
|
|
# $1: List
|
|
# $2: List of tokens
|
|
# Return: 0 if list of tokens was found or is empty, 1 otherwise
|
|
list_has_all() {
|
|
[ -z "${2}" ] && return 0
|
|
|
|
for __i in ${2}; do
|
|
list_has "${1}" "${__i}" || return 1
|
|
done
|
|
return 0
|
|
}
|
|
|
|
# file_def() - List of tokens tab-separated line from file, starting with key
|
|
# $1: Filename
|
|
# $2: Token
|
|
file_def() {
|
|
sed -n 's/^'"${2}"'\t\(.*\)/\1/p' "${1}" | tr ' ' '\t'
|
|
}
|
|
|
|
# subs_apply() - Apply substitutions using a list of token pairs
|
|
# $1: List of substitutions
|
|
# $2: String where substitutions have to be applied
|
|
subs_apply() {
|
|
__ifs="${IFS}"
|
|
IFS=' '
|
|
__newarg="${2}"
|
|
__s=
|
|
for __t in ${1}; do
|
|
[ -z "${__s}" ] && __s="${__t}" && continue
|
|
|
|
__et="$(printf '%s\n' "$__t" | sed -e 's/[\/&]/\\&/g')"
|
|
__es="$(printf '%s\n' "$__s" | sed -e 's/[]\/$*.^[]/\\&/g')"
|
|
|
|
__newarg="$(printf '%s' "${__newarg}" | sed "s/${__es}/${__et}/g")"
|
|
__s=
|
|
done
|
|
|
|
printf '%s' "${__newarg}"
|
|
IFS="${__ifs}"
|
|
}
|
|
|
|
# set_mode() - Set 'passt' or 'pasta' mode for terminal control, renaming panes
|
|
# $1: Mode to be set
|
|
set_mode() {
|
|
MODE="${1}"
|
|
if [ "${1}" = "pasta" ]; then
|
|
tmux select-pane -t ${PANE_GUEST} -T "namespace"
|
|
tmux select-pane -t ${PANE_PASST} -T "pasta"
|
|
else
|
|
tmux select-pane -t ${PANE_GUEST} -T "guest"
|
|
tmux select-pane -t ${PANE_PASST} -T "passt"
|
|
fi
|
|
}
|
|
|
|
# get_info_cols() - Get number of columns for info pane
|
|
get_info_cols() {
|
|
__log_pane_cols=
|
|
__j=0
|
|
for __i in $(tmux list-panes -t passt_test:1.0 -F "#{pane_width}"); do
|
|
[ ${__j} -eq ${PANE_INFO} ] && STATUS_COLS=${__i} && break
|
|
__j=$((__j + 1))
|
|
done
|
|
}
|