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sync-containers3: use ping from path

This commit is contained in:
lassulus 2023-11-03 18:43:57 +01:00
parent 4fd1aaaf8d
commit 8a62119217
1 changed files with 7 additions and 4 deletions
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11
krebs/3modules/sync-containers3.nix
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@ -88,6 +88,7 @@ in {
{ "${ctr.name}_syncer" = {
path = with pkgs; [
coreutils
inetutils
consul
rsync
openssh
@ -107,7 +108,7 @@ in {
set -efux
consul lock sync_${ctr.name} ${pkgs.writers.writeDash "${ctr.name}-sync" ''
set -efux
if /run/wrappers/bin/ping -c 1 ${ctr.name}.r; then
if ping -c 1 ${ctr.name}.r; then
nice --adjustment=30 rsync -a -e "ssh -i $CREDENTIALS_DIRECTORY/ssh_key" --timeout=30 --inplace --sparse container_sync@${ctr.name}.r:disk "$HOME"/disk.rsync
touch "$HOME"/incomplete
nice --adjustment=30 rsync --inplace "$HOME"/disk.rsync "$HOME"/disk
@ -120,6 +121,7 @@ in {
{ "${ctr.name}_watcher" = lib.mkIf ctr.runContainer {
path = with pkgs; [
coreutils
inetutils
consul
cryptsetup
curl
@ -149,7 +151,7 @@ in {
export payload
if [ "$(jq -rn 'env.payload | fromjson.host')" = '${config.networking.hostName}' ]; then
# echo 'we are the host, trying to reach container'
if $(retry -t 10 -d 10 -- /run/wrappers/bin/ping -q -c 1 ${ctr.name}.r > /dev/null); then
if $(retry -t 10 -d 10 -- ping -q -c 1 ${ctr.name}.r > /dev/null); then
# echo 'container is reachable, continueing'
continue
else
@ -177,6 +179,7 @@ in {
wantedBy = [ "multi-user.target" ];
path = with pkgs; [
coreutils
inetutils
consul
cryptsetup
mount
@ -232,8 +235,8 @@ in {
/run/current-system/sw/bin/nixos-container start ${ctr.name}
# wait for system to become reachable for the first time
systemctl start ${ctr.name}_watcher.service
retry -t 10 -d 10 -- /run/wrappers/bin/ping -q -c 1 ${ctr.name}.r > /dev/null
while systemctl is-active container@${ctr.name}.service >/devnull && /run/wrappers/bin/ping -q -c 3 ${ctr.name}.r >/dev/null; do
retry -t 10 -d 10 -- ping -q -c 1 ${ctr.name}.r > /dev/null
while systemctl is-active container@${ctr.name}.service >/devnull && ping -q -c 3 ${ctr.name}.r >/dev/null; do
consul kv put containers/${ctr.name} "$(jq -cn '{host: "${config.networking.hostName}", time: now}')" >/dev/null
sleep 10
done