bash scripts: always use "read -r"
upstream: fedora
resolves: bz2003832
conflict: none
commit a416930706
Author: Kairui Song <kasong@redhat.com>
Date: Wed Aug 4 15:50:30 2021 +0800
bash scripts: always use "read -r"
This helps to strip spaces and avoid mangling backslashes:
https://github.com/koalaman/shellcheck/wiki/SC2162
Signed-off-by: Kairui Song <kasong@redhat.com>
Acked-by: Philipp Rudo <prudo@redhat.com>
Signed-off-by: Tao Liu <ltao@redhat.com>
This commit is contained in:
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d07b20d718
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@ -106,7 +106,7 @@ kdump_setup_dns() {
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[ -n "$DNS2" ] && echo "nameserver=$DNS2" >> "$_dnsfile"
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fi
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while read content;
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while read -r content;
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do
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_nameserver=$(echo $content | grep ^nameserver)
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[ -z "$_nameserver" ] && continue
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@ -265,7 +265,7 @@ kdump_static_ip() {
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/sbin/ip $_ipv6_flag route show | grep -v default |\
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grep ".*via.* $_netdev " | grep -v "^[[:space:]]*nexthop" |\
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while read _route; do
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while read -r _route; do
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_target=`echo $_route | cut -d ' ' -f1`
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_nexthop=`echo $_route | cut -d ' ' -f3`
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if [ "x" != "x"$_ipv6_flag ]; then
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@ -286,7 +286,7 @@ kdump_handle_mulitpath_route() {
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_ipv6_flag="-6"
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fi
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while IFS="" read _route; do
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while IFS="" read -r _route; do
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if [[ "$_route" =~ [[:space:]]+nexthop ]]; then
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_route=${_route##[[:space:]]}
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# Parse multipath route, using previous _target
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@ -465,7 +465,7 @@ find_online_znet_device() {
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for d in $NETWORK_DEVICES
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do
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[ ! -f "$d/online" ] && continue
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read ONLINE < $d/online
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read -r ONLINE < $d/online
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if [ $ONLINE -ne 1 ]; then
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continue
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fi
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@ -473,7 +473,7 @@ find_online_znet_device() {
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# device is online)
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if [ -f $d/if_name ]
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then
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read ifname < $d/if_name
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read -r ifname < $d/if_name
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elif [ -d $d/net ]
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then
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ifname=$(ls $d/net/)
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@ -682,7 +682,7 @@ kdump_install_conf() {
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kdump_read_conf > "${initdir}/tmp/$$-kdump.conf"
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while read _opt _val;
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while read -r _opt _val;
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do
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# remove inline comments after the end of a directive.
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case "$_opt" in
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@ -750,7 +750,7 @@ kdump_get_iscsi_initiator() {
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[ -f "$initiator_conf" ] || return 1
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while read _initiator; do
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while read -r _initiator; do
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[ -z "${_initiator%%#*}" ] && continue # Skip comment lines
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case $_initiator in
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2
kdumpctl
2
kdumpctl
@ -673,7 +673,7 @@ load_kdump()
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check_ssh_config()
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{
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while read config_opt config_val; do
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while read -r config_opt config_val; do
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case "$config_opt" in
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sshkey)
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# remove inline comments after the end of a directive.
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