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Optimizes backup script for switch emulators

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• Fixes parameter error from compression tool command
• Implements incremental sleep in periodic backups for faster process exit detection
• Increases backup count for emulator configurations from 20 to 30
This commit is contained in:
Chris Toph 2025-04-18 15:20:55 -04:00
parent 3439a9c8ba
commit 5ad86d90df
2 changed files with 13 additions and 5 deletions
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14
home/toph/common/optional/gaming/scripts/backup.nix
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@ -15,7 +15,7 @@ pkgs.writeScript "backup-wrapper" ''
echo "→ Creating backup: $outfile"
tar cf - $src |
${pkgs.zstd}/bin/zstd -- -c -T5 -15 -v > $outfile
${pkgs.zstd}/bin/zstd -c -T5 -15 -v > $outfile
# Rotate: keep only the newest $max_backups
set files (ls -1t $dest/backup-*.tar.zst)
@ -28,8 +28,16 @@ pkgs.writeScript "backup-wrapper" ''
end
function periodic_backups --argument-names pid
while test -d /proc/$pid
sleep $interval
while true
# sleep in 1s increments so we can detect process exit early
for i in (seq 1 $interval)
if not test -d /proc/$pid
return
end
sleep 1
end
# If we're still here, do the interval backup
echo "Interval backup at "(date)
backup
end

4
home/toph/common/optional/gaming/switch.nix
View file

@ -27,7 +27,7 @@ in
Ryujinx = {
name = "Ryubing w/ Backups";
comment = "Ryubing Emulator with Save Backups";
exec = ''fish ${backup-wrapper} /home/${user}/.config/Ryujinx/bis/user/save /pool/Backups/Switch/RyubingSaves 960 20 -- ryujinx''; # Should amount to be ~8 hours of playtime in 30 backups
exec = ''fish ${backup-wrapper} /home/${user}/.config/Ryujinx/bis/user/save /pool/Backups/Switch/RyubingSaves 960 30 -- ryujinx''; # Should amount to be ~8 hours of playtime in 30 backups
icon = "Ryujinx";
type = "Application";
terminal = false;
@ -52,7 +52,7 @@ in
citron-emu = {
name = "Citron w/ Backups";
comment = "Citron Emulator with Save Backups";
exec = ''fish ${backup-wrapper} /home/${user}/.local/share/citron/nand/user/save /pool/Backups/Switch/CitronSaves 960 20 -- citron-emu''; # Should amount to be ~8 hours of playtime in 30 backups
exec = ''fish ${backup-wrapper} /home/${user}/.local/share/citron/nand/user/save /pool/Backups/Switch/CitronSaves 960 30 -- citron-emu''; # Should amount to be ~8 hours of playtime in 30 backups
icon = "applications-games";
type = "Application";
terminal = false;