mirror of
https://github.com/ClusterCockpit/cc-backend
synced 2026-06-19 09:47:29 +02:00
79 lines
2.6 KiB
Go
79 lines
2.6 KiB
Go
// Copyright (C) NHR@FAU, University Erlangen-Nuremberg.
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// All rights reserved. This file is part of cc-backend.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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// Package main provides the entry point for the ClusterCockpit backend server.
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// This file contains bootstrap logic for initializing the environment,
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// creating default configuration files, and setting up the database.
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package main
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import (
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"encoding/json"
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"os"
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"github.com/ClusterCockpit/cc-backend/internal/repository"
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"github.com/ClusterCockpit/cc-backend/pkg/archive"
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cclog "github.com/ClusterCockpit/cc-lib/v2/ccLogger"
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"github.com/ClusterCockpit/cc-lib/v2/util"
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)
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const configString = `
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{
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"main": {
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"addr": "127.0.0.1:8080",
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"short-running-jobs-duration": 300,
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"resampling": {
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"default-policy": "medium",
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"default-algo": "lttb"
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},
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"api-allowed-ips": [
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"*"
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],
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"emission-constant": 317
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},
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"cron": {
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"commit-job-worker": "1m",
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"duration-worker": "5m",
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"footprint-worker": "10m"
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},
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"archive": {
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"kind": "file",
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"path": "./var/job-archive"
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},
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"auth": {
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"jwts": {
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"max-age": "2000h",
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"public-key": "kzfYrYy+TzpanWZHJ5qSdMj5uKUWgq74BWhQG6copP0=",
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"private-key": "dtPC/6dWJFKZK7KZ78CvWuynylOmjBFyMsUWArwmodOTN9itjL5POlqdZkcnmpJ0yPm4pRaCrvgFaFAbpyik/Q=="
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}
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}
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}
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`
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func initEnv() {
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if util.CheckFileExists("var") {
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cclog.Exit("Directory ./var already exists. Cautiously exiting application initialization.")
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}
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if err := os.WriteFile("config.json", []byte(configString), 0o666); err != nil {
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cclog.Abortf("Could not write default ./config.json with permissions '0o666'. Application initialization failed, exited.\nError: %s\n", err.Error())
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}
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if err := os.Mkdir("var", 0o777); err != nil {
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cclog.Abortf("Could not create default ./var folder with permissions '0o777'. Application initialization failed, exited.\nError: %s\n", err.Error())
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}
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err := repository.MigrateDB("./var/job.db")
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if err != nil {
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cclog.Abortf("Could not initialize default SQLite database as './var/job.db'. Application initialization failed, exited.\nError: %s\n", err.Error())
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}
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if err := os.Mkdir("var/job-archive", 0o777); err != nil {
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cclog.Abortf("Could not create default ./var/job-archive folder with permissions '0o777'. Application initialization failed, exited.\nError: %s\n", err.Error())
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}
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archiveCfg := "{\"kind\": \"file\",\"path\": \"./var/job-archive\"}"
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if err := archive.Init(json.RawMessage(archiveCfg)); err != nil {
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cclog.Abortf("Could not initialize job-archive, exited.\nError: %s\n", err.Error())
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}
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}
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