tools/testing/selftests/net/traceroute.sh

Source file repositories/reference/linux-study-clean/tools/testing/selftests/net/traceroute.sh

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/net/traceroute.sh
Extension
.sh
Size
22679 bytes
Lines
782
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: tools
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Run traceroute/traceroute6 tests
#

source lib.sh
VERBOSE=0
PAUSE_ON_FAIL=no

################################################################################
#
run_cmd()
{
	local ns
	local cmd
	local out
	local rc

	ns="$1"
	shift
	cmd="$*"

	if [ "$VERBOSE" = "1" ]; then
		printf "    COMMAND: $cmd\n"
	fi

	out=$(eval ip netns exec ${ns} ${cmd} 2>&1)
	rc=$?
	if [ "$VERBOSE" = "1" -a -n "$out" ]; then
		echo "    $out"
	fi

	[ "$VERBOSE" = "1" ] && echo

	return $rc
}

__check_traceroute_version()
{
	local cmd=$1; shift
	local req_ver=$1; shift
	local ver

	req_ver=$(echo "$req_ver" | sed 's/\.//g')
	ver=$($cmd -V 2>&1 | grep -Eo '[0-9]+.[0-9]+.[0-9]+' | sed 's/\.//g')
	if [[ $ver -lt $req_ver ]]; then
		return 1
	else
		return 0
	fi
}

check_traceroute6_version()
{
	local req_ver=$1; shift

	__check_traceroute_version traceroute6 "$req_ver"
}

check_traceroute_version()
{
	local req_ver=$1; shift

	__check_traceroute_version traceroute "$req_ver"
}

################################################################################
# create namespaces and interconnects

Annotation

Implementation Notes