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l sync-containers3: use atomic and nicer rsync

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This commit is contained in:
lassulus 2023-01-18 20:05:23 +01:00
parent ad1320ce80
commit f76693049d
1 changed files with 2 additions and 7 deletions
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9
lass/3modules/sync-containers3.nix
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@ -104,9 +104,8 @@ in {
consul lock sync_${ctr.name} ${pkgs.writers.writeDash "${ctr.name}-sync" ''
set -efux
if /run/wrappers/bin/ping -c 1 ${ctr.name}.r; then
touch "$HOME"/incomplete
rsync -a -e "ssh -i $CREDENTIALS_DIRECTORY/ssh_key" --timeout=30 --inplace container_sync@${ctr.name}.r:disk "$HOME"/disk
rm "$HOME"/incomplete
nice --adjustment=30 rsync -a -e "ssh -i $CREDENTIALS_DIRECTORY/ssh_key" --timeout=30 container_sync@${ctr.name}.r:disk "$HOME"/disk
rm -f "$HOME"/incomplete
fi
''}
'';
@ -218,10 +217,6 @@ in {
exit 0
;;
esac
if test -e /var/lib/sync-containers3/${ctr.name}/incomplete; then
echo 'data is inconistent, start aborted'
exit 1
fi
consul kv put containers/${ctr.name} "$(jq -cn '{host: "${config.networking.hostName}", time: now}')" >/dev/null
consul lock -verbose -monitor-retry=100 -timeout 30s -name container_${ctr.name} container_${ctr.name} ${pkgs.writers.writeBash "${ctr.name}-start" ''
set -efu