commit 92e0ad2210e56317770d2e32c5955a27bf2d1042 Author: CentOS Sources Date: Tue May 7 05:31:46 2019 -0400 import prefixdevname-0.1.0-6.el8 diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..0b56f5a --- /dev/null +++ b/.gitignore @@ -0,0 +1,2 @@ +SOURCES/prefixdevname-0.1.0-vendor.tar.gz +SOURCES/prefixdevname-0.1.0.tar.gz diff --git a/.prefixdevname.metadata b/.prefixdevname.metadata new file mode 100644 index 0000000..db6e1f7 --- /dev/null +++ b/.prefixdevname.metadata @@ -0,0 +1,2 @@ +045edc3e08ddd3d75a34b261a0a7ae69890f1885 SOURCES/prefixdevname-0.1.0-vendor.tar.gz +e8de41af594bd790aa3fc190a45f335271896d00 SOURCES/prefixdevname-0.1.0.tar.gz diff --git a/SOURCES/0001-udev-assign-new-name-to-the-interface-directly-and-d.patch b/SOURCES/0001-udev-assign-new-name-to-the-interface-directly-and-d.patch new file mode 100644 index 0000000..5422ad3 --- /dev/null +++ b/SOURCES/0001-udev-assign-new-name-to-the-interface-directly-and-d.patch @@ -0,0 +1,43 @@ +From 1657894cf9a7a67de4e945d127d3a8ec8e3782a7 Mon Sep 17 00:00:00 2001 +From: Michal Sekletar +Date: Tue, 14 Aug 2018 10:43:25 +0000 +Subject: [PATCH] udev: assign new name to the interface directly and don't + rely on net_setup_link + +--- + rules/71-prefixdevname.rules | 2 +- + src/main.rs | 6 ++++-- + 2 files changed, 5 insertions(+), 3 deletions(-) + +diff --git a/rules/71-prefixdevname.rules b/rules/71-prefixdevname.rules +index 15e2e1e..c45da2f 100644 +--- a/rules/71-prefixdevname.rules ++++ b/rules/71-prefixdevname.rules +@@ -6,6 +6,6 @@ ATTR{type}!="1", GOTO="net_ifnames_prefix_end" + + IMPORT{cmdline}="net.ifnames.prefix" + ENV{net.ifnames.prefix}!="?*", GOTO="net_ifnames_prefix_end" +-PROGRAM="/usr/lib/udev/prefixdevname" ++PROGRAM="/usr/lib/udev/prefixdevname", RESULT=="?*", NAME="$result" + + LABEL="net_ifnames_prefix_end" +diff --git a/src/main.rs b/src/main.rs +index 15bb6fa..54f4de4 100644 +--- a/src/main.rs ++++ b/src/main.rs +@@ -86,8 +86,10 @@ fn main() { + exit_maybe_unlock(Some(&mut sema), 1); + } + +- info!("New link file was generated at {}", link_config.link_file_path().into_os_string().into_string().unwrap()); +- info!("Consider rebuilding initrd image, using \"dracut -f\""); ++ debug!("New link file was generated at {}", link_config.link_file_path().into_os_string().into_string().unwrap()); ++ debug!("Consider rebuilding initrd image, using \"dracut -f\""); ++ ++ println!("{}", next_link_name); + + sema.unlock(); + } +-- +2.17.1 + diff --git a/SOURCES/0002-dracut-introduce-new-dracut-module-prefixdevname-too.patch b/SOURCES/0002-dracut-introduce-new-dracut-module-prefixdevname-too.patch new file mode 100644 index 0000000..8b787fb --- /dev/null +++ b/SOURCES/0002-dracut-introduce-new-dracut-module-prefixdevname-too.patch @@ -0,0 +1,49 @@ +From b157be43805d90aef60c24530b9a0492abf00ebc Mon Sep 17 00:00:00 2001 +From: Michal Sekletar +Date: Wed, 12 Sep 2018 14:36:34 +0000 +Subject: [PATCH] dracut: introduce new dracut module prefixdevname-tools + +This module will be used by lorax to make sure that prefixdevname is +included in initrd.img used for system installation. +--- + Makefile | 2 ++ + dracut/71prefixdevname-tools/module-setup.sh | 11 +++++++++++ + 2 files changed, 13 insertions(+) + create mode 100755 dracut/71prefixdevname-tools/module-setup.sh + +diff --git a/Makefile b/Makefile +index fb930d4..982c5d9 100644 +--- a/Makefile ++++ b/Makefile +@@ -25,9 +25,11 @@ check: + install: + mkdir -p $(DESTDIR)/usr/lib/udev/rules.d + mkdir -p $(DESTDIR)/usr/lib/dracut/modules.d/71prefixdevname ++ mkdir -p $(DESTDIR)/usr/lib/dracut/modules.d/71prefixdevname-tools + install -p -m 0755 target/release/$(NAME) $(DESTDIR)/usr/lib/udev/ + install -p -m 644 rules/71-prefixdevname.rules $(DESTDIR)/usr/lib/udev/rules.d/ + install -p -m 0755 dracut/71prefixdevname/module-setup.sh $(DESTDIR)/usr/lib/dracut/modules.d/71prefixdevname/ ++ install -p -m 0755 dracut/71prefixdevname-tools/module-setup.sh $(DESTDIR)/usr/lib/dracut/modules.d/71prefixdevname-tools/ + + uninstall: + rm -f $(DESTDIR)/usr/lib/udev/$(NAME) +diff --git a/dracut/71prefixdevname-tools/module-setup.sh b/dracut/71prefixdevname-tools/module-setup.sh +new file mode 100755 +index 0000000..0ff010e +--- /dev/null ++++ b/dracut/71prefixdevname-tools/module-setup.sh +@@ -0,0 +1,11 @@ ++#!/bin/bash ++ ++# Include the prefixdevname tools only if this was explicitely requested ++check() { ++ return 255 ++} ++ ++install() { ++ inst /usr/lib/udev/prefixdevname ++ inst_rules 71-prefixdevname.rules ++} +-- +2.17.1 + diff --git a/SOURCES/0003-core-don-t-rename-interfaces-that-already-have-the-n.patch b/SOURCES/0003-core-don-t-rename-interfaces-that-already-have-the-n.patch new file mode 100644 index 0000000..1ec0675 --- /dev/null +++ b/SOURCES/0003-core-don-t-rename-interfaces-that-already-have-the-n.patch @@ -0,0 +1,73 @@ +From c55c64cce2449b4616b3f71b42fedc1e3098a04c Mon Sep 17 00:00:00 2001 +From: Michal Sekletar +Date: Fri, 21 Sep 2018 08:42:58 +0000 +Subject: [PATCH] core: don't rename interfaces that already have the name in + expected format + +--- + src/main.rs | 5 +++++ + src/util.rs | 27 +++++++++++++++++++++++++++ + 2 files changed, 32 insertions(+) + +diff --git a/src/main.rs b/src/main.rs +index 54f4de4..5c1a42b 100644 +--- a/src/main.rs ++++ b/src/main.rs +@@ -37,6 +37,11 @@ fn main() { + exit_maybe_unlock(None, 0); + } + ++ if ! rename_needed(&prefix).unwrap() { ++ info!("Interface name already has expected format, not renaming again"); ++ exit_maybe_unlock(None, 0); ++ } ++ + let mut sema = match Semaphore::new_with_name("net-prefix-ifnames") { + Ok(s) => s, + Err(e) => { +diff --git a/src/util.rs b/src/util.rs +index 85a1090..8727074 100644 +--- a/src/util.rs ++++ b/src/util.rs +@@ -11,6 +11,14 @@ use regex::Regex; + + use sema::*; + ++pub fn rename_needed(prefix: &str) -> Result> { ++ // TODO: if INTERFACE is unset we should probably check sysname ++ let ifname = env::var("INTERFACE").unwrap_or("".to_string()); ++ let re: Regex = Regex::new(&format!("{}\\d+", prefix)).unwrap(); ++ ++ Ok(!re.is_match(&ifname)) ++} ++ + pub fn hwaddr_valid(hwaddr: &T) -> bool { + use std::num::ParseIntError; + +@@ -161,4 +169,23 @@ mod tests { + fn long_prefix_not_ok() { + assert_eq!(false, prefix_ok(&"neeeeeeeeeeeeeeet")); + } ++ ++ #[test] ++ fn rename_is_needed() { ++ env::set_var("INTERFACE", "eth0"); ++ ++ assert_eq!(rename_needed("net").unwrap(), true); ++ } ++ ++ #[test] ++ fn rename_not_needed() { ++ env::set_var("INTERFACE", "net0"); ++ ++ assert_eq!(rename_needed("net").unwrap(), false); ++ } ++ ++ #[test] ++ fn rename_needed_interface_unset() { ++ assert_eq!(rename_needed("net").unwrap(), true); ++ } + } +-- +2.17.1 + diff --git a/SOURCES/0004-core-if-interface-already-has-name-in-expected-forma.patch b/SOURCES/0004-core-if-interface-already-has-name-in-expected-forma.patch new file mode 100644 index 0000000..969c85d --- /dev/null +++ b/SOURCES/0004-core-if-interface-already-has-name-in-expected-forma.patch @@ -0,0 +1,90 @@ +From 7f395e0bdb529f2ea6fe2234956e04869a3464e6 Mon Sep 17 00:00:00 2001 +From: Michal Sekletar +Date: Fri, 2 Nov 2018 12:10:12 +0000 +Subject: [PATCH] core: if interface already has name in expected format (i.e. + ) print the name to stdout + +This is needed in order to prevent renaming back to name given by one of +built-in naming schemes. + +For example, NIC appears in initrd (during system installation) and gets +renamed to net0. Later we switch root to anaconda's stage2 and all HW is +cold-plugged. Prefixdevname should figure out that renaming is not +necessary. However, if we don't print anything to stdout (i.e. nothing +gets assigned to NAME= variable) then logic in subsequent rules +eventually renames interface to some other name determined by net_id. +--- + src/main.rs | 6 ++++-- + src/util.rs | 20 ++++++++++---------- + 2 files changed, 14 insertions(+), 12 deletions(-) + +diff --git a/src/main.rs b/src/main.rs +index 5c1a42b..b0c02b8 100644 +--- a/src/main.rs ++++ b/src/main.rs +@@ -37,8 +37,10 @@ fn main() { + exit_maybe_unlock(None, 0); + } + +- if ! rename_needed(&prefix).unwrap() { +- info!("Interface name already has expected format, not renaming again"); ++ let ifname = event_device_name(); ++ ++ if ! rename_needed(&ifname, &prefix).unwrap() { ++ println!("{}", ifname); + exit_maybe_unlock(None, 0); + } + +diff --git a/src/util.rs b/src/util.rs +index 8727074..98eb32f 100644 +--- a/src/util.rs ++++ b/src/util.rs +@@ -11,14 +11,18 @@ use regex::Regex; + + use sema::*; + +-pub fn rename_needed(prefix: &str) -> Result> { +- // TODO: if INTERFACE is unset we should probably check sysname +- let ifname = env::var("INTERFACE").unwrap_or("".to_string()); ++pub fn rename_needed(ifname: &str, prefix: &str) -> Result> { + let re: Regex = Regex::new(&format!("{}\\d+", prefix)).unwrap(); + + Ok(!re.is_match(&ifname)) + } + ++pub fn event_device_name() -> String { ++ let ifname = env::var("INTERFACE").unwrap_or("".to_string()); ++ ++ ifname.to_string() ++} ++ + pub fn hwaddr_valid(hwaddr: &T) -> bool { + use std::num::ParseIntError; + +@@ -172,20 +176,16 @@ mod tests { + + #[test] + fn rename_is_needed() { +- env::set_var("INTERFACE", "eth0"); +- +- assert_eq!(rename_needed("net").unwrap(), true); ++ assert_eq!(rename_needed("eth0", "net").unwrap(), true); + } + + #[test] + fn rename_not_needed() { +- env::set_var("INTERFACE", "net0"); +- +- assert_eq!(rename_needed("net").unwrap(), false); ++ assert_eq!(rename_needed("net0", "net").unwrap(), false); + } + + #[test] + fn rename_needed_interface_unset() { +- assert_eq!(rename_needed("net").unwrap(), true); ++ assert_eq!(rename_needed("", "net").unwrap(), true); + } + } +-- +2.17.2 + diff --git a/SOURCES/0005-core-don-t-assign-names-to-virtual-network-devices.patch b/SOURCES/0005-core-don-t-assign-names-to-virtual-network-devices.patch new file mode 100644 index 0000000..c818b5b --- /dev/null +++ b/SOURCES/0005-core-don-t-assign-names-to-virtual-network-devices.patch @@ -0,0 +1,65 @@ +From 58886377310bb2190c6364aa3df83d1858183446 Mon Sep 17 00:00:00 2001 +From: Michal Sekletar +Date: Fri, 2 Nov 2018 16:25:58 +0000 +Subject: [PATCH] core: don't assign names to virtual network devices + +--- + src/main.rs | 5 +++++ + src/util.rs | 20 ++++++++++++++++++++ + 2 files changed, 25 insertions(+) + +diff --git a/src/main.rs b/src/main.rs +index b0c02b8..6eeb793 100644 +--- a/src/main.rs ++++ b/src/main.rs +@@ -37,6 +37,11 @@ fn main() { + exit_maybe_unlock(None, 0); + } + ++ if event_device_virtual() { ++ debug!("Called for virtual network device, ignoring"); ++ exit_maybe_unlock(None, 0); ++ } ++ + let ifname = event_device_name(); + + if ! rename_needed(&ifname, &prefix).unwrap() { +diff --git a/src/util.rs b/src/util.rs +index 98eb32f..50c6677 100644 +--- a/src/util.rs ++++ b/src/util.rs +@@ -23,6 +23,12 @@ pub fn event_device_name() -> String { + ifname.to_string() + } + ++pub fn event_device_virtual() -> bool { ++ let devpath = env::var("DEVPATH").unwrap_or("".to_string()); ++ ++ devpath.starts_with("/devices/virtual") ++} ++ + pub fn hwaddr_valid(hwaddr: &T) -> bool { + use std::num::ParseIntError; + +@@ -188,4 +194,18 @@ mod tests { + fn rename_needed_interface_unset() { + assert_eq!(rename_needed("", "net").unwrap(), true); + } ++ ++ #[test] ++ fn event_device_not_virtual() { ++ env::set_var("DEVPATH", "/devices/pci0000:00/0000:00:03.0/virtio0/net/eth0"); ++ ++ assert_eq!(event_device_virtual(), false); ++ } ++ ++ #[test] ++ fn event_device_is_virtual() { ++ env::set_var("DEVPATH", "/devices/virtual/net/bond0"); ++ ++ assert_eq!(event_device_virtual(), true); ++ } + } +-- +2.17.2 + diff --git a/SOURCES/0999-sema-fix-cast-needed-to-build-with-rust-1.26.patch b/SOURCES/0999-sema-fix-cast-needed-to-build-with-rust-1.26.patch new file mode 100644 index 0000000..e97b001 --- /dev/null +++ b/SOURCES/0999-sema-fix-cast-needed-to-build-with-rust-1.26.patch @@ -0,0 +1,25 @@ +From 7205027f998d956df125da517d0eb9c03515f1f1 Mon Sep 17 00:00:00 2001 +From: rpm-build +Date: Fri, 10 Aug 2018 18:58:54 +0200 +Subject: [PATCH] sema: fix cast (needed to build with rust-1.26) + +--- + src/sema.rs | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/src/sema.rs b/src/sema.rs +index 4a9a63e..5be3dc8 100644 +--- a/src/sema.rs ++++ b/src/sema.rs +@@ -16,7 +16,7 @@ impl Semaphore { + + let s; + unsafe { +- s = libc::sem_open(raw_sema_name.as_ptr() as *const i8, libc::O_CREAT, libc::S_IRUSR | libc::S_IWUSR, 1); ++ s = libc::sem_open(raw_sema_name.as_ptr() as *const u8, libc::O_CREAT, libc::S_IRUSR | libc::S_IWUSR, 1); + if s.is_null() { + return Err(From::from("Failed to allocate named semaphore, sem_open() failed")); + } +-- +2.14.4 + diff --git a/SPECS/prefixdevname.spec b/SPECS/prefixdevname.spec new file mode 100644 index 0000000..3111863 --- /dev/null +++ b/SPECS/prefixdevname.spec @@ -0,0 +1,81 @@ +Name: prefixdevname +Version: 0.1.0 +Release: 6%{?dist} +Summary: Udev helper utility that provides network interface naming using user defined prefix + +License: MIT +URL: https://www.github.com/msekletar/prefixdevname +Source0: https://github.com/msekletar/%{name}/releases/download/v%{version}/%{name}-%{version}.tar.gz +Source1: %{name}-%{version}-vendor.tar.gz + +Patch0001: 0001-udev-assign-new-name-to-the-interface-directly-and-d.patch +Patch0002: 0002-dracut-introduce-new-dracut-module-prefixdevname-too.patch +Patch0003: 0003-core-don-t-rename-interfaces-that-already-have-the-n.patch +Patch0004: 0004-core-if-interface-already-has-name-in-expected-forma.patch +Patch0005: 0005-core-don-t-assign-names-to-virtual-network-devices.patch + +Patch0999: 0999-sema-fix-cast-needed-to-build-with-rust-1.26.patch + +ExclusiveArch: %{rust_arches} + +BuildRequires: rust-toolset +BuildRequires: git +BuildRequires: systemd-devel + +%description +This package provides udev helper utility that tries to consistently name all ethernet NICs using +user defined prefix (e.g. net.ifnames.prefix=net produces NIC names net0, net1, ...). Utility is +called from udev rule and it determines NIC name and writes out configuration file for udev's +net_setup_link built-in (e.g. /etc/systemd/network/71-net-ifnames-prefix-net0.link). + +%prep +%setup -q + +%patch1 -p1 +%patch2 -p1 +%patch3 -p1 +%patch4 -p1 +%patch5 -p1 + +%ifarch s390 s390x ppc %{power64} aarch64 +%patch999 -p1 -b .cast +%endif + +%cargo_prep -V 1 + +%build +%cargo_build + +%install +%make_install + +%files +%defattr(-,root,root,-) +%license LICENSE +%doc README.md +%{_prefix}/lib/udev/%{name} +%{_prefix}/lib/udev/rules.d/*.rules +%dir %{_prefix}/lib/dracut/modules.d/71%{name} +%{_prefix}/lib/dracut/modules.d/71%{name}/* +%dir %{_prefix}/lib/dracut/modules.d/71%{name}-tools +%{_prefix}/lib/dracut/modules.d/71%{name}-tools/* + +%changelog +* Wed Dec 19 2018 Michal Sekletár - 0.1.0-6 +- rebuild with non-SCL toolset + +* Mon Nov 05 2018 Michal Sekletár - 0.1.0-5 +- if interface has name in expected format print it to stdout (#1643515) +- don't assign names to virtual devices (#1644294) + +* Fri Sep 21 2018 Michal Sekletár - 0.1.0-4 +- never rename interfaces that already have names in expected format (#1631650) + +* Wed Sep 12 2018 Michal Sekletár - 0.1.0-3 +- dracut: introduce new dracut module that includes prefixdevname to initrd.img + +* Tue Aug 14 2018 Michal Sekletár - 0.1.0-2 +- udev: assign new name to the interface directly by assigning to NAME + +* Wed Aug 08 2018 Michal Sekletar - 0.1.0-1 +- initial package