SERVER-ID<\/code>'\n\n# Exit on unset variables\nset -uo pipefail\n\n# Check for dependencies\nfor dep in openstack jq; do\n if ! hash \"$dep\" &> \/dev\/null; then\n printf 'Missing executable dependency: %s\\n' \"$dep\"\n exit 1\n fi\ndone\n\n# Get the name of the virtual server\nserver_name=$(openstack server show -c name -f value \"$server_id\")\n\n# Get the list of volumes attached to the virtual server\nvolume_list=$(\n openstack server show -c volumes_attached -f json \"$server_id\" |\n jq -r '.volumes_attached[].id'\n)\n\n# Variable to store the result message\nresult_message=\"\"\n\n# Iterate over each volume and take a snapshot\nfor volume_id in $volume_list; do\n snapshot_name=\"snapshot-$(date +\"%Y%m%d%H%M%S\")\"\n\n # Create the snapshot\n if openstack volume snapshot create --volume \"$volume_id\" --force \"$snapshot_name\" 1> \/dev\/null; then\n result_message+=\"Snapshot created successfully for volume $volume_id.\\n\"\n\n # Wait for the snapshot to become available\n timeout=60\n elapsed_time=0\n while true; do\n snapshot_status=$(openstack volume snapshot show -c status --format value \"$snapshot_name\")\n if [ \"$snapshot_status\" == \"available\" ]; then\n result_message+=\"Snapshot $snapshot_name is available for volume $volume_id.\\n\"\n break\n fi\n sleep 5\n elapsed_time=$((elapsed_time + 5))\n if [ $elapsed_time -ge $timeout ]; then\n result_message+=\"Error: Snapshot $snapshot_name did not become available for volume $volume_id within the timeout period.\\n\"\n break\n fi\n done\n else\n result_message+=\"Error creating snapshot for volume $volume_id.\\n\"\n fi\ndone\n\nprintf \"$result_message\"<\/pre>\n\n\n\nGl\u00f6m inte att g\u00f6ra filen som inneh\u00e5ller skriptkoden k\u00f6rbar:<\/p>\n\n\n\n
chmod +x \/s\u00f6kv\u00e4g\/till\/snapshot.sh<\/pre>\n\n\n\nDu kan nu testa att skapa snapshots med hj\u00e4lp av scriptet genom att k\u00f6ra det:<\/p>\n\n\n\n
\/s\u00f6kv\u00e4g\/till\/snapshot.sh<\/pre>\n\n\n\nSkapa schemalagda snapshots<\/h2>\n\n\n\n
N\u00e4r du nu har skriptet kan du s\u00e4tta upp schemal\u00e4ggning av snapshots, s\u00e5 du slipper t\u00e4nka p\u00e5 att skapa dem manuellt. Enklaste l\u00f6sningen f\u00f6r detta \u00e4r att s\u00e4tta upp ett cronjob, vilket vi g\u00e5r igenom nedan. Du kan ocks\u00e5 skapa en systemd-timer f\u00f6r schemal\u00e4ggningen, men detta t\u00e4cks inte av den h\u00e4r guiden.<\/p>\n\n\n\n
\u00d6ppna redigeringen av cronjob:<\/p>\n\n\n\n
crontab -e<\/pre>\n\n\n\nSist i crontab, l\u00e4gg in f\u00f6jande f\u00f6r att schemal\u00e4gga k\u00f6rningen till kl 02:00 p\u00e5 natten varje dag. Du kan givetvis ange andra tider, intervall etc – detta \u00e4r bara ett exempel.<\/p>\n\n\n\n
0 2 * * * \/s\u00f6kv\u00e4g\/till\/snapshot.sh<\/pre>\n\n\n\nAvsluta d\u00e4refter redigeringen av din crontab.<\/p>\n\n\n\n
Ditt skript kommer nu k\u00f6ras av servern vid den\/de tidpunkt(er) du angivit i cronjobbet.<\/p>\n","protected":false},"excerpt":{"rendered":"
F\u00f6r n\u00e4rvarande finns det inget st\u00f6d f\u00f6r schemal\u00e4ggning av snapshots i Oderland Cloud, men du kan anv\u00e4nda OpenStack API f\u00f6r att l\u00f6sa det p\u00e5 egen hand. Genom att anv\u00e4nda ett bash-skript (eller valfritt annat spr\u00e5k som du f\u00f6redrar) och en schemal\u00e4ggningstj\u00e4nst s\u00e5 som cron eller en systemd-timer, kan du automatiskt…<\/p>\n","protected":false},"author":12,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"ht-kb-category":[681],"ht-kb-tag":[],"class_list":["post-19505","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-cloud"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/ht-kb\/19505","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/comments?post=19505"}],"version-history":[{"count":18,"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/ht-kb\/19505\/revisions"}],"predecessor-version":[{"id":19529,"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/ht-kb\/19505\/revisions\/19529"}],"wp:attachment":[{"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/media?parent=19505"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/ht-kb-category?post=19505"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/www.oderland.se\/support\/wp-json\/wp\/v2\/ht-kb-tag?post=19505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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