50 lines
1.4 KiB
HCL
50 lines
1.4 KiB
HCL
job "postgres-backup" {
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datacenters = ["aperture"]
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type = "batch"
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periodic {
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crons = ["0 */3 * * * *"]
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prohibit_overlap = true
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}
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group "db-backup" {
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task "postgres-backup" {
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driver = "raw_exec"
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config {
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command = "/bin/bash"
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args = ["local/script.sh"]
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}
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template {
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data = <<EOH
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#!/bin/bash
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file=/storage/backups/nomad/postgres/postgres-$(date +%Y-%m-%d_%H-%M-%S).sql
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mkdir -p /storage/backups/nomad/postgres
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alloc_id=$(nomad job status postgres | grep running | tail -n 1 | cut -d " " -f 1)
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job_name=$(echo ${NOMAD_JOB_NAME} | cut -d "/" -f 1)
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nomad alloc exec $alloc_id pg_dumpall -U {{ key "postgres/username/root" }} > "${file}"
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find /storage/backups/nomad/postgres/hedgedoc/postgres* -ctime +3 -exec rm {} \; || true
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if [ -s "$file" ]; then # check if file exists and is not empty
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echo "Backup successful"
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exit 0
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else
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rm $file
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curl -H "Content-Type: application/json" -d \
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'{"content": "<@&585512338728419341> `PostgreSQL` backup for **'"${job_name}"'** has just **FAILED**\nFile name: `'"$file"'`\nDate: `'"$(TZ=Europe/Dublin date)"'`\nTurn off this script with `nomad job stop '"${job_name}"'` \n\n## Remember to restart this backup job when fixed!!!"}' \
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{{ key "postgres/webhook/discord" }}
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fi
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EOH
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destination = "local/script.sh"
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}
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}
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}
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}
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