mirror of
https://git.savannah.gnu.org/git/inetutils.git
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110 lines
3.0 KiB
Bash
Executable File
110 lines
3.0 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (C) 2009-2025 Free Software Foundation, Inc.
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#
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# This file is part of GNU Inetutils.
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#
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# GNU Inetutils 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 (at
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# your option) any later version.
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#
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# GNU Inetutils is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# 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 this program. If not, see `http://www.gnu.org/licenses/'.
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# Prerequisites:
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#
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# * Shell: SVR3 Bourne shell, or newer.
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#
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# * cut(1), id(1), uname(1).
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. ./tools.sh
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PROTOCOLS=/etc/protocols
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if test ! -r $PROTOCOLS; then
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cat <<-EOT >&2
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This test requires the availability of "$PROTOCOLS",
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a file which can not be found in the current system.
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Therefore skipping this test.
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EOT
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exit 77
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fi
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PING=${PING:-../ping/ping$EXEEXT}
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TARGET=${TARGET:-127.0.0.1}
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PING6=${PING6:-../ping/ping6$EXEEXT}
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TARGET6=${TARGET6:-::1}
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if [ ! -x $PING ]; then
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echo 'No executable "'$PING'" available. Skipping test.' >&2
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exit 77
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fi
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if [ $VERBOSE ]; then
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set -x
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$PING --version
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fi
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if test "$TEST_IPV4" = "no" && test "$TEST_IPV6" = "no"; then
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echo >&2 "Inet socket testing is disabled. Skipping test."
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exit 77
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fi
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have_privs='no'
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test "`func_id_uid`" = 0 && have_privs='yes'
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# some systems allow ping without root privileges
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need_privs='yes'
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# the kernel Linux requires specific configuration for unprivileged ping
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PING_GROUP_RANGE=/proc/sys/net/ipv4/ping_group_range
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if test "`uname -s`" = 'Linux' && test -f "$PING_GROUP_RANGE"
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then
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low=`cut -f1 "$PING_GROUP_RANGE"`
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high=`cut -f2 "$PING_GROUP_RANGE"`
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for grp_id in `id -G`; do
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test "$low" -le "$grp_id" && test "$high" -ge "$grp_id" &&
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need_privs='no' && break
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done
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fi
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# macOS generally allows unprivileged ping
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test "`uname -s`" = 'Darwin' && need_privs='no'
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if test "$need_privs" = 'yes' && test "$have_privs" = 'no'; then
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echo >&2 "ping needs to run as root"
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exit 77
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fi
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# the ping6 program still requires privileges
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test "$need_privs" = 'no' && test "$have_privs" = 'no' &&
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test "$TEST_IPV6" != 'no' && TEST_IPV6='no' &&
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echo >&2 'ping6 needs to run as root, disabling IPv6 test' &&
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test "$TEST_IPV4" = 'no' &&
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echo >&2 'Testing of IPv4 and IPv6 is disabled. Skipping test.' &&
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exit 77
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errno=0
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errno2=0
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test "$TEST_IPV4" != "no" && test -x $PING &&
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{ $PING -n -c 1 $TARGET || errno=$?; }
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test $errno -eq 0 || echo "Failed at pinging $TARGET." >&2
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# Host might not have been built with IPv6 support.
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test "$TEST_IPV6" != "no" && test -x $PING6 &&
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{ $PING6 -n -c 1 $TARGET6 || errno2=$?; }
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test $errno2 -eq 0 || echo "Failed at pinging $TARGET6." >&2
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test $errno -eq 0 || exit $errno
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exit $errno2
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