autorestic/src/forget.ts

62 lines
2.1 KiB
TypeScript

import { Writer } from 'clitastic'
import { config, VERBOSE } from './'
import { getEnvFromBackend } from './backend'
import { LocationFromPrefixes } from './config'
import { Locations, Location, Flags } from './types'
import { exec, pathRelativeToConfigFile, getFlagsFromLocation, makeArrayIfIsNot, fill, decodeLocationFromPrefix, getPathFromVolume } from './utils'
export const forgetSingle = (name: string, to: string, location: Location, dryRun: boolean) => {
const base = name + to.blue + ' : '
const writer = new Writer(base + 'Removing old snapshots… ⏳')
const backend = config.backends[to]
const flags = getFlagsFromLocation(location, 'forget')
const [type, value] = decodeLocationFromPrefix(location.from)
let path: string
switch (type) {
case LocationFromPrefixes.Filesystem:
path = pathRelativeToConfigFile(value)
break
case LocationFromPrefixes.DockerVolume:
path = getPathFromVolume(value)
break
}
if (flags.length == 0) {
writer.done(base + 'Skipping, no policy declared')
return
}
if (dryRun) flags.push('--dry-run')
writer.replaceLn(base + 'Forgetting old snapshots… ⏳')
const cmd = exec('restic', ['forget', '--path', path, '--prune', ...flags], { env: getEnvFromBackend(backend) })
if (VERBOSE) console.log(cmd.out, cmd.err)
writer.done(base + 'Done ✓'.green)
}
export const forgetLocation = (name: string, backup: Location, dryRun: boolean) => {
const display = name.yellow + ' ▶ '
const filler = fill(name.length + 3)
let first = true
for (const t of makeArrayIfIsNot(backup.to)) {
const nameOrBlankSpaces: string = first ? display : filler
forgetSingle(nameOrBlankSpaces, t, backup, dryRun)
if (first) first = false
}
}
export const forgetAll = (backups?: Locations, dryRun = false) => {
if (!backups) {
backups = config.locations
}
console.log('\nRemoving old snapshots according to policy'.underline.grey)
if (dryRun) console.log('Running in dry-run mode, not touching data\n'.yellow)
for (const [name, backup] of Object.entries(backups)) forgetLocation(name, backup, dryRun)
}