{"id":106388,"date":"2023-01-19T00:26:22","date_gmt":"2023-01-18T22:26:22","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupna-sistema-rezervnogo-kopirovaniya-restic-0-15"},"modified":"2023-01-19T00:26:22","modified_gmt":"2023-01-18T22:26:22","slug":"dostupna-sistema-rezervnogo-kopirovaniya-restic-0-15","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/dostupna-sistema-rezervnogo-kopirovaniya-restic-0-15","title":{"rendered":"Backup-systemet restic 0.15 er tilg\u00e6ngeligt","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Udgaven af backup-systemet restic 0.15 er blevet offentliggjort, hvilket sikrer opbevaring af sikkerhedskopier i krypteret form i et versionskontrolleret depot. Systemet er oprindeligt beregnet til at sikkerhedskopiere i usikre milj\u00f8er, og en sikkerhedskopis tilg\u00e6ngelig for tredjeparter b\u00f8r ikke kompromittere systemet. Det er muligt at definere fleksible regler for inklusion og eksklusion af filer og mapper under oprettelsen af en sikkerhedskopi (regelformat minder om rsync eller gitignore). Der er underst\u00f8ttelse for at k\u00f8re p\u00e5 Linux, macOS, Windows, FreeBSD og OpenBSD. Projektets kode er skrevet i Go og er distribueret under BSD-licensen.    <\/p>\n<p>Sikkerhedskopier kan opbevares p\u00e5 den lokale filsystem, p\u00e5 ekstern <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/da\/server\/dts-newyork\/\"   title=\"serveren\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2740\">serveren<\/a> med adgang via SFTP\/SSH eller HTTP REST, i cloudtjenester som Amazon S3, OpenStack Swift, BackBlaze B2, Microsoft Azure Blob Storage og Google Cloud Storage, samt i enhver lagerl\u00f8sning, hvor der findes backends til rclone. Der kan ogs\u00e5 anvendes en speciel rest-server til at organisere opbevaring, hvilket giver h\u00f8jere ydeevne sammenlignet med andre backends, og som kan fungere i en kun-tilf\u00f8jelse-tilstand, der forhindrer sletning eller \u00e6ndring af sikkerhedskopier i tilf\u00e6lde af kompromittering <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/da\/server\/dts-los-angeles\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3887\">server<\/a> og adgang til krypteringsn\u00f8gler.    <\/p>\n<p>Snapshot-funktionaliteten g\u00f8r det muligt at fange tilstanden af en bestemt mappe med alle filer og undermapper p\u00e5 et givent tidspunkt. Ved hver oprettelse af en ny backup genereres et tilknyttet snapshot, som g\u00f8r det muligt at gendanne tilstanden p\u00e5 det tidspunkt. Det er muligt at kopiere snapshots mellem forskellige depotter. For at spare p\u00e5 b\u00e5ndbredden kopieres kun de \u00e6ndrede data under oprettelsen af sikkerhedskopier. For at give et klart overblik over indholdet af depotet og forenkle gendannelsen kan snapshot med backup\u2019en monteres i form af et virtuelt drev (montering udf\u00f8res ved hj\u00e6lp af FUSE). Der tilbydes ogs\u00e5 kommandoer til at analysere \u00e6ndringer og selektivt udtr\u00e6kke filer.     <\/p>\n<p>Systemet manipulerer ikke med hele filer, men med blokke af flydende st\u00f8rrelse, der v\u00e6lges ved hj\u00e6lp af Rabins signatur. Informationen lagres knyttet til indholdet, ikke filnavnene (de dataknterede navne og objekter bestemmes p\u00e5 blokmetadata niveauet). Deduplikation og udelukkelse af un\u00f8dvendig datakopiering udf\u00f8res baseret p\u00e5 SHA-256 hash af indholdet. P\u00e5 eksterne servere gemmes informationen i krypteret form (kontrolsummer bruger SHA-256, kryptering AES-256-CTR, og for at sikre integriteten - autentificeringskoder baseret p\u00e5 Poly1305-AES). Der er mulighed for at verificere backup'en ved hj\u00e6lp af kontrolsummer og autentifikationskoder for at bekr\u00e6fte, at filernes integritet ikke er blevet kompromitteret.      <\/p>\n<p>I den nye version:  <\/p>\n<ul>\n<li class=\"l\"> Der er implementeret et nyt rewrite-kommando, der g\u00f8r det muligt at fjerne un\u00f8dvendige data fra snapshotet, n\u00e5r filer, der ikke oprindeligt var beregnet til backup (fx filer med fortrolige oplysninger eller meget store logfiler, der ikke har v\u00e6rdi), ved et uheld er blevet inkluderet i backupen.\n<li class=\"l\"> Backup-kommandoen har f\u00e5et en mulighed &#171;&#8212;read-concurrency&#187; for at angive niveauet for parallelisering ved l\u00e6sning af filer, hvilket g\u00f8r det muligt at accelerere kopieringen p\u00e5 hurtige lagerl\u00f8sninger s\u00e5som NVMe.\n<li class=\"l\"> Backup-kommandoen har f\u00e5et en mulighed &#171;&#8212;no-scan&#187; for at deaktivere scanningstrinnet i filtr\u00e6et.\n<li class=\"l\"> For prune-kommandoen er hukommelsesforbruget reduceret markant (med op til 30%).\n<li class=\"l\"> Restore-kommandoen har f\u00e5et en mulighed &#171;&#8212;sparse&#187; til effektivt at gendanne filer med store tomme omr\u00e5der.\n<li class=\"l\"> Der er implementeret support til at gendanne symboliske links p\u00e5 Windows-platformen.\n<li class=\"l\"> I macOS er der tilf\u00f8jet mulighed for at montere et repository med backups ved hj\u00e6lp af macFUSE.        <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58491\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0433\u043e \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f restic 0.15, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0439 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u044b\u0445 \u043a\u043e\u043f\u0438\u0439 \u0432 \u0437\u0430\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c \u0432\u0438\u0434\u0435 \u0432 \u0432\u0435\u0440\u0441\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438. \u0421\u0438\u0441\u0442\u0435\u043c\u0430 \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e \u0440\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u043d\u0430 \u043d\u0430 \u0442\u043e, \u0447\u0442\u043e \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u044b\u0435 \u043a\u043e\u043f\u0438\u0438 \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u044e\u0442\u0441\u044f \u0432 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f\u0445 \u043d\u0435 \u0437\u0430\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u0445 \u0434\u043e\u0432\u0435\u0440\u0438\u044f, \u0438 \u043f\u043e\u043f\u0430\u0434\u0430\u043d\u0438\u0435 \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0439 \u043a\u043e\u043f\u0438\u0438 \u0432 \u0447\u0443\u0436\u0438\u0435 \u0440\u0443\u043a\u0438 \u043d\u0435 \u0434\u043e\u043b\u0436\u043d\u043e \u0441\u043a\u043e\u043c\u043f\u0440\u043e\u043c\u0435\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0441\u0438\u0441\u0442\u0435\u043c\u0443. \u0412\u043e\u0437\u043c\u043e\u0436\u043d\u043e \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 \u0433\u0438\u0431\u043a\u0438\u0445 \u043f\u0440\u0430\u0432\u0438\u043b \u0434\u043b\u044f \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u0438 \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u0444\u0430\u0439\u043b\u043e\u0432 \u0438 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u043e\u0432 \u043f\u0440\u0438 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-106388","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0433\u043e \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f restic 0.15, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0439 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 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