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Added systemd services for backups

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Willem Serruys
2025-06-13 12:16:29 +02:00
parent 004f1092f6
commit 2ab58a1a4e
17 changed files with 176 additions and 30 deletions
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34
home-server/systemd/recurring-tasks/homeassistant-backup/.gitignore vendored Normal file
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# dependencies (bun install)
node_modules
# output
out
dist
*.tgz
# code coverage
coverage
*.lcov
# logs
logs
_.log
report.[0-9]_.[0-9]_.[0-9]_.[0-9]_.json
# dotenv environment variable files
.env
.env.development.local
.env.test.local
.env.production.local
.env.local
# caches
.eslintcache
.cache
*.tsbuildinfo
# IntelliJ based IDEs
.idea
# Finder (MacOS) folder config
.DS_Store

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home-server/systemd/recurring-tasks/homeassistant-backup/README.md Normal file
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# homeassistant-backup
To install dependencies:
```bash
bun install
```
To run:
```bash
bun run index.ts
```
This project was created using `bun init` in bun v1.2.15. [Bun](https://bun.sh) is a fast all-in-one JavaScript runtime.

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home-server/systemd/recurring-tasks/homeassistant-backup/bun.lock Normal file
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{
"lockfileVersion": 1,
"workspaces": {
"": {
"name": "homeassistant-backup",
"dependencies": {
"moment": "^2.30.1",
"pino": "^9.7.0",
},
"devDependencies": {
"@types/bun": "latest",
},
"peerDependencies": {
"typescript": "^5",
},
},
},
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}
}

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home-server/systemd/recurring-tasks/homeassistant-backup/homeassistant-backup Executable file
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home-server/systemd/recurring-tasks/homeassistant-backup/index.ts Normal file
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import { $ } from "bun";
import moment from "moment";
import logger from "pino";
import { parseArgs } from "util";
const { values } = parseArgs({
args: Bun.argv,
options: {
mode: {
type: "string",
required: true,
},
sourceFolder: {
type: "string",
required: true,
},
targetFolder: {
type: "string",
required: true,
},
backupName: {
type: "string",
required: true,
},
},
strict: true,
allowPositionals: true,
});
const log = logger();
switch (values.mode) {
case "hot":
await hotCopy(
values.sourceFolder!,
values.targetFolder!,
values.backupName!,
);
break;
case "cold":
await coldCopy(
values.sourceFolder!,
values.targetFolder!,
values.backupName!,
);
break;
}
// 3 cold copies are stored
async function hotCopy(
sourceFolder: string,
targetFolder: string,
backupName: string,
) {
const timestamp = moment().format("YYYY-MM-DD_HH-mm-ss"); // Return today's date time
log.info("Creating new copy");
await $`mkdir -p ${targetFolder}`;
// Sync new copy
await $`rsync -a ${sourceFolder} ${targetFolder}/backup_${backupName}_${timestamp}`;
log.info("Only keep last 3 copies");
// Only keep last 3 copies
await $`cd ${targetFolder} && ls | grep ${backupName} | sort -r | tail -n +4 | xargs rm -rf`;
}
// Only 1 cold copy is retained
async function coldCopy(
sourceFolder: string,
targetFolder: string,
backupName: string,
) {
const timestamp = moment().format("YYYY-MM-DD_HH-mm-ss"); // Return today's date time
log.info("Creating new copy");
// find latest backup
const sourceFolderToBackup =
await $`cd ${sourceFolder} && ls | grep ${backupName} | sort | tail -n 1`.text().then(resp => resp.replace('\n',''));
log.info(`Folder to back up: ${sourceFolderToBackup}`);
await $`mkdir -p ${targetFolder}`;
await $`zip -r ${targetFolder}/${backupName}_${timestamp}.zip ${sourceFolder}/${sourceFolderToBackup}`;
log.info("Only keep last copy");
// Only keep last copy
await $`cd ${targetFolder} && ls | grep ${backupName} | sort -r | tail -n +2 | xargs rm -rf`;
}

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home-server/systemd/recurring-tasks/homeassistant-backup/package.json Normal file
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{
"name": "homeassistant-backup",
"module": "index.ts",
"type": "module",
"private": true,
"devDependencies": {
"@types/bun": "latest"
},
"peerDependencies": {
"typescript": "^5"
},
"dependencies": {
"moment": "^2.30.1",
"pino": "^9.7.0"
}
}

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home-server/systemd/recurring-tasks/homeassistant-backup/tsconfig.json Normal file
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{
"compilerOptions": {
// Environment setup & latest features
"lib": ["ESNext"],
"target": "ESNext",
"module": "Preserve",
"moduleDetection": "force",
"jsx": "react-jsx",
"allowJs": true,
// Bundler mode
"moduleResolution": "bundler",
"allowImportingTsExtensions": true,
"verbatimModuleSyntax": true,
"noEmit": true,
// Best practices
"strict": true,
"skipLibCheck": true,
"noFallthroughCasesInSwitch": true,
"noUncheckedIndexedAccess": true,
"noImplicitOverride": true,
// Some stricter flags (disabled by default)
"noUnusedLocals": false,
"noUnusedParameters": false,
"noPropertyAccessFromIndexSignature": false
}
}

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home-server/systemd/recurring-tasks/homeassistant-cold-backup.service Normal file
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[Unit]
Description=Backup Home Assistant - Cold
After=network.target
[Service]
ExecStart=homeassistant-backup --mode cold --sourceFolder /mnt/usb/homeassistant/hot --targetFolder /mnt/usb/homeassistant/cold --backupName homeassistant
WorkingDirectory=/etc/homeassistant
Restart=off
User=willem
Environment=PATH=/usr/bin:/usr/local/bin
Environment=NODE_ENV=production
[Install]
WantedBy=multi-user.target

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home-server/systemd/recurring-tasks/homeassistant-cold-backup.timer Normal file
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[Unit]
Description=Run Home assistant cold backup Service every day
[Timer]
OnBootSec=1min
OnUnitActiveSec=1day
Persistent=true
[Install]
WantedBy=timers.target

14
home-server/systemd/recurring-tasks/homeassistant-hot-backup.service Normal file
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[Unit]
Description=Backup Home Assistant - Hot
After=network.target
[Service]
ExecStart=homeassistant-backup --mode hot --sourceFolder /etc/homeassistant --targetFolder /mnt/usb/homeassistant/hot --backupName homeassistant
WorkingDirectory=/etc/homeassistant
Restart=off
User=willem
Environment=PATH=/usr/bin:/usr/local/bin
Environment=NODE_ENV=production
[Install]
WantedBy=multi-user.target

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home-server/systemd/recurring-tasks/homeassistant-hot-backup.timer Normal file
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[Unit]
Description=Run Home assistant hot backup Service every hour
[Timer]
OnBootSec=1min
OnUnitActiveSec=1hour
Persistent=true
[Install]
WantedBy=timers.target

14
home-server/systemd/recurring-tasks/pull-zettelkasten.service Normal file
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[Unit]
Description=Pull zettelkasten
After=network.target
[Service]
ExecStart=git pull
WorkingDirectory=/home/willem/repos/zettelkasten
Restart=no
User=willem
Environment=PATH=/usr/bin:/usr/local/bin
Environment=NODE_ENV=production
[Install]
WantedBy=multi-user.target

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home-server/systemd/recurring-tasks/pull-zettelkasten.timer Normal file
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[Unit]
Description=Pull zettelkasten every hour
[Timer]
OnBootSec=1min
OnUnitActiveSec=1min
Persistent=true
[Install]
WantedBy=timers.target

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home-server/systemd/recurring-tasks/send-todo-mail.service Normal file
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[Unit]
Description=Send todo mail
After=network.target
[Service]
ExecStart=sh -c "rg '\- \[ \]' . | mail -s todos willemserruys@proton.me"
WorkingDirectory=/home/willem/repos/zettelkasten
Restart=no
User=willem
Environment=PATH=/usr/bin:/usr/local/bin
Environment=NODE_ENV=production
[Install]
WantedBy=multi-user.target

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home-server/systemd/recurring-tasks/send-todo-mail.timer Normal file
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[Unit]
Description=Send ToDo mail
[Timer]
OnBootSec=1min
OnUnitActiveSec=5min
Persistent=true
[Install]
WantedBy=timers.target