main - configure.ac: remove some lvmetad leftovers

[Zdenek Kabelac <zkabelac@sourceware.org>]

Gitweb:        https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=042fbd43d25f4cc69ceec1aea4d0658bec54b6e3
Commit:        042fbd43d25f4cc69ceec1aea4d0658bec54b6e3
Parent:        1fb5107eea2182415eef50ba7bec0fdf7600659c
Author:        Zdenek Kabelac <zkabelac@redhat.com>
AuthorDate:    Wed Feb 8 16:30:40 2023 +0100
Committer:     Zdenek Kabelac <zkabelac@redhat.com>
CommitterDate: Fri Feb 10 17:50:27 2023 +0100

configure.ac: remove some lvmetad leftovers

Remove unused parts of configure and udev rules since lvmetad is gone.
---
 configure.ac                  |  24 --------
 udev/69-dm-lvm-metad.rules.in | 126 ------------------------------------------
 udev/Makefile.in              |  10 +---
 3 files changed, 1 insertion(+), 159 deletions(-)

diff --git a/configure.ac b/configure.ac
index 95bc44b32..907391406 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1150,30 +1150,6 @@ AC_MSG_RESULT($BLKID_WIPING)
 AC_DEFINE_UNQUOTED(DEFAULT_USE_BLKID_WIPING, [$DEFAULT_USE_BLKID_WIPING],
 		   [Use blkid wiping by default.])
 
-################################################################################
-dnl -- Enable udev-systemd protocol to instantiate a service for background jobs
-dnl -- Requires systemd version 205 at least (including support for systemd-run)
-AC_ARG_ENABLE(udev-systemd-background-jobs,
-	      AS_HELP_STRING([--disable-udev-systemd-background-jobs],
-			     [disable udev-systemd protocol to instantiate a service for background job]),
-	      UDEV_SYSTEMD_BACKGROUND_JOBS=$enableval,
-	      UDEV_SYSTEMD_BACKGROUND_JOBS=maybe)
-
-AS_IF([test "$UDEV_SYSTEMD_BACKGROUND_JOBS" != "no"], [
-	AS_IF([test "$SYSTEMD_MIN_VERSION" -ge 205], [
-		UDEV_SYSTEMD_BACKGROUND_JOBS=yes
-	], [
-		AS_IF([test "$UDEV_SYSTEMD_BACKGROUND_JOBS" = "maybe"], [
-			UDEV_SYSTEMD_BACKGROUND_JOBS=no
-		], [
-			AC_MSG_ERROR([bailing out... systemd >= 205 is required])
-		])
-	])
-])
-
-AC_MSG_CHECKING(whether to use udev-systemd protocol for jobs in background)
-AC_MSG_RESULT($UDEV_SYSTEMD_BACKGROUND_JOBS)
-
 ################################################################################
 dnl -- Enable udev synchronisation
 AC_MSG_CHECKING(whether to enable synchronisation with udev processing)
diff --git a/udev/69-dm-lvm-metad.rules.in b/udev/69-dm-lvm-metad.rules.in
deleted file mode 100644
index aec13f039..000000000
--- a/udev/69-dm-lvm-metad.rules.in
+++ /dev/null
@@ -1,126 +0,0 @@
-# Copyright (C) 2012 Red Hat, Inc. All rights reserved.
-#
-# This file is part of LVM2.
-
-# Udev rules for LVM.
-#
-# This rule requires blkid to be called on block devices before so only devices
-# used as LVM PVs are processed (ID_FS_TYPE="LVM2_member" or "LVM1_member").
-
-SUBSYSTEM!="block", GOTO="lvm_end"
-(LVM_EXEC_RULE)
-
-ENV{DM_UDEV_DISABLE_OTHER_RULES_FLAG}=="1", GOTO="lvm_end"
-
-# Detect removed PV label by comparing previous ID_FS_TYPE value with current one.
-ENV{.ID_FS_TYPE_NEW}="$env{ID_FS_TYPE}"
-IMPORT{db}="ID_FS_TYPE"
-ENV{ID_FS_TYPE}=="LVM2_member|LVM1_member", ENV{.ID_FS_TYPE_NEW}!="LVM2_member|LVM1_member", ENV{LVM_PV_GONE}="1"
-ENV{ID_FS_TYPE}="$env{.ID_FS_TYPE_NEW}"
-ENV{LVM_PV_GONE}=="1", GOTO="lvm_scan"
-
-# Only process devices already marked as a PV - this requires blkid to be called before.
-ENV{ID_FS_TYPE}!="LVM2_member|LVM1_member", GOTO="lvm_end"
-ENV{DM_MULTIPATH_DEVICE_PATH}=="1", GOTO="lvm_end"
-
-ACTION=="remove", GOTO="lvm_scan"
-
-# Create /dev/disk/by-id/lvm-pv-uuid-<PV_UUID> symlink for each PV
-ENV{ID_FS_UUID_ENC}=="?*", SYMLINK+="disk/by-id/lvm-pv-uuid-$env{ID_FS_UUID_ENC}"
-
-# If the PV is a special device listed below, scan only if the device is
-# properly activated. These devices are not usable after an ADD event,
-# but they require an extra setup and they are ready after a CHANGE event.
-# Also support coldplugging with ADD event but only if the device is already
-# properly activated.
-# This logic should be eventually moved to rules where those particular
-# devices are processed primarily (MD and loop).
-
-# DM device:
-KERNEL!="dm-[0-9]*", GOTO="next"
-ENV{DM_UDEV_PRIMARY_SOURCE_FLAG}=="1", ENV{DM_ACTIVATION}=="1", GOTO="lvm_scan"
-GOTO="lvm_end"
-
-# MD device:
-LABEL="next"
-KERNEL!="md[0-9]*", GOTO="next"
-IMPORT{db}="LVM_MD_PV_ACTIVATED"
-ACTION=="add", ENV{LVM_MD_PV_ACTIVATED}=="1", GOTO="lvm_scan"
-ACTION=="change", ENV{LVM_MD_PV_ACTIVATED}!="1", TEST=="md/array_state", ENV{LVM_MD_PV_ACTIVATED}="1", GOTO="lvm_scan"
-ACTION=="add", KERNEL=="md[0-9]*p[0-9]*", GOTO="lvm_scan"
-ENV{LVM_MD_PV_ACTIVATED}!="1", ENV{SYSTEMD_READY}="0"
-GOTO="lvm_end"
-
-# Loop device:
-LABEL="next"
-KERNEL!="loop[0-9]*", GOTO="next"
-ACTION=="add", ENV{LVM_LOOP_PV_ACTIVATED}=="1", GOTO="lvm_scan"
-ACTION=="change", ENV{LVM_LOOP_PV_ACTIVATED}!="1", TEST=="loop/backing_file", ENV{LVM_LOOP_PV_ACTIVATED}="1", GOTO="lvm_scan"
-ENV{LVM_LOOP_PV_ACTIVATED}!="1", ENV{SYSTEMD_READY}="0"
-GOTO="lvm_end"
-
-# If the PV is not a special device listed above, scan only if necessary.
-# For "systemd_background" mode, systemd takes care of this by activating
-# the lvm2-pvscan at .service only once.
-LABEL="next"
-ACTION!="(PVSCAN_ACTION)", GOTO="lvm_end"
-
-LABEL="lvm_scan"
-
-ENV{SYSTEMD_READY}="1"
-
-# The method for invoking pvscan is selected at build time with the option
-# --(enable|disable)-udev-systemd-background-jobs to "configure".
-# On modern distributions with recent systemd, it's "systemd_background";
-# on others, "direct_pvscan".
-GOTO="(PVSCAN_RULE)"
-
-LABEL="systemd_background"
-
-# The table below summarises the situations in which we reach the LABEL="lvm_scan"
-# in the "systemd_background" case.
-# Marked by X, X* means only if the special dev is properly set up.
-# The artificial ADD is supported for coldplugging. We avoid running the pvscan
-# on artificial CHANGE so there's no unexpected autoactivation when WATCH rule fires.
-# N.B. MD and loop never actually  reaches lvm_scan on REMOVE as the PV label is gone
-# within a CHANGE event (these are caught by the "LVM_PV_GONE" rule at the beginning).
-#
-# In this case, we simply set up the dependency between the device and the pvscan
-# job using SYSTEMD_ALIAS (which sets up a simplified device identifier that
-# allows using "BindsTo" in the systemd unit file) and SYSTEMD_WANTS (which tells
-# systemd to start the pvscan job once the device is ready).
-# We need to set these variables for both "add" and "change" events, otherwise
-# systemd may loose information about the device/unit dependencies.
-#
-#        | real ADD | real CHANGE | artificial ADD | artificial CHANGE | REMOVE
-# =============================================================================
-#  DM    |          |      X      |       X*       |                   |   X
-#  MD    |          |      X      |       X*       |                   |
-#  loop  |          |      X      |       X*       |                   |
-#  other |    X     |      X      |       X        |                   |   X
-ACTION!="remove", ENV{LVM_PV_GONE}=="1", RUN+="(BINDIR)/systemd-run (LVM_EXEC)/lvm pvscan --cache $major:$minor", GOTO="lvm_end"
-ENV{SYSTEMD_ALIAS}="/dev/block/$major:$minor"
-ENV{SYSTEMD_WANTS}+="lvm2-pvscan@$major:$minor.service"
-GOTO="lvm_end"
-
-# FIXME: this mode is not used and should be removed.
-LABEL="direct_pvscan"
-
-# The table below summarises the situations in which we reach the LABEL="lvm_scan"
-# for the "direct_pvscan" case.
-# Marked by X, X* means only if the special dev is properly set up.
-# The artificial ADD is supported for coldplugging. We avoid running the pvscan
-# on artificial CHANGE so there's no unexpected autoactivation when WATCH rule fires.
-#
-# In this case, we need to make sure that pvscan is not invoked spuriously, therefore
-# we invoke it only for "add" events for "other" devices.
-#
-#        | real ADD | real CHANGE | artificial ADD | artificial CHANGE | REMOVE
-# =============================================================================
-#  DM    |          |      X      |       X*       |                   |   X
-#  MD    |          |      X      |       X*       |                   |
-#  loop  |          |      X      |       X*       |                   |
-#  other |    X     |             |       X        |                   |   X
-RUN+="(LVM_EXEC)/lvm pvscan --cache --aay --autoactivation event --major $major --minor $minor", ENV{LVM_SCANNED}="1"
-
-LABEL="lvm_end"
diff --git a/udev/Makefile.in b/udev/Makefile.in
index e777dda16..106fca113 100644
--- a/udev/Makefile.in
+++ b/udev/Makefile.in
@@ -43,16 +43,8 @@ else
 BLKID_RULE=IMPORT{program}=\"${SBIN}\/blkid -o udev -p \$$tempnode\"
 endif
 
-ifeq ("@UDEV_SYSTEMD_BACKGROUND_JOBS@", "yes")
-PVSCAN_RULE=systemd_background
-PVSCAN_ACTION=add|change
-else
-PVSCAN_RULE=direct_pvscan
-PVSCAN_ACTION=add
-endif
-
 %.rules: $(srcdir)/%.rules.in
-	$(Q) $(SED) -e "s+(DM_DIR)+$(DM_DIR)+;s+(BINDIR)+$(BINDIR)+;s+(BLKID_RULE)+$(BLKID_RULE)+;s+(PVSCAN_RULE)+$(PVSCAN_RULE)+;s+(PVSCAN_ACTION)+$(PVSCAN_ACTION)+;s+(DM_EXEC_RULE)+$(DM_EXEC_RULE)+;s+(DM_EXEC)+$(DM_EXEC)+;s+(LVM_EXEC_RULE)+$(LVM_EXEC_RULE)+;s+(LVM_EXEC)+$(LVM_EXEC)+;" $< >$@
+	$(Q) $(SED) -e "s+(DM_DIR)+$(DM_DIR)+;s+(BINDIR)+$(BINDIR)+;s+(BLKID_RULE)+$(BLKID_RULE)+;s+(DM_EXEC_RULE)+$(DM_EXEC_RULE)+;s+(DM_EXEC)+$(DM_EXEC)+;s+(LVM_EXEC_RULE)+$(LVM_EXEC_RULE)+;s+(LVM_EXEC)+$(LVM_EXEC)+;" $< >$@
 
 %_install: %.rules
 	@echo "    [INSTALL] $<"