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40ignition-ostree: add service for deleting /etc enablements #363

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40ignition-ostree: add service for deleting /etc enablements #363

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20 changes: 20 additions & 0 deletions ...re/usr/lib/dracut/modules.d/40ignition-ostree/ignition-ostree-delete-etc-services.service
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Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
[Unit]
Description=Delete /etc Service Enablements
DefaultDependencies=false
ConditionKernelCommandLine=|ostree
ConditionPathExists=|/run/ostree-live

# Really, we don't really expect mount points for /etc, so we could just order
# after initrd-root-fs.target, but meh... doesn't hurt to pretend we support
# that.
After=ignition-mount.service

# But *before* any user-specified enablement
Before=ignition-files.service

[Service]
Type=oneshot
RemainAfterExit=yes
# use glob instead of nuking /etc/systemd/system itself so that we don't end up
# recreating it from the initrd as unlabeled for RHCOS
ExecStart=/usr/bin/sh -c "rm -rf /sysroot/etc/systemd/system/*"
2 changes: 2 additions & 0 deletions overlay.d/05core/usr/lib/dracut/modules.d/40ignition-ostree/module-setup.sh
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Expand Up @@ -68,4 +68,6 @@ install() {
inst_script "$moddir/coreos-growpart" /usr/libexec/coreos-growpart

inst_script "$moddir/coreos-relabel" /usr/bin/coreos-relabel

install_ignition_unit ignition-ostree-delete-etc-services.service
}