tools/testing/selftests/net/reuseaddr_ports_exhausted.sh
Source file repositories/reference/linux-study-clean/tools/testing/selftests/net/reuseaddr_ports_exhausted.sh
File Facts
- System
- Linux kernel
- Corpus path
tools/testing/selftests/net/reuseaddr_ports_exhausted.sh- Extension
.sh- Size
- 635 bytes
- Lines
- 36
- 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.
- Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.
Dependency Surface
- No C-style include directives detected by the generator.
Detected Declarations
function do_test
Annotated Snippet
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Run tests when all ephemeral ports are exhausted.
#
# Author: Kuniyuki Iwashima <kuniyu@amazon.co.jp>
set +x
set -e
readonly NETNS="ns-$(mktemp -u XXXXXX)"
setup() {
ip netns add "${NETNS}"
ip -netns "${NETNS}" link set lo up
ip netns exec "${NETNS}" \
sysctl -w net.ipv4.ip_local_port_range="32768 32768" \
> /dev/null 2>&1
ip netns exec "${NETNS}" \
sysctl -w net.ipv4.ip_autobind_reuse=1 > /dev/null 2>&1
}
cleanup() {
ip netns del "${NETNS}"
}
trap cleanup EXIT
setup
do_test() {
ip netns exec "${NETNS}" ./reuseaddr_ports_exhausted
}
do_test
echo "tests done"
Annotation
- Detected declarations: `function do_test`.
- Atlas domain: Support Tooling And Documentation / tools.
- Implementation status: atlas-only.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.