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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Matthias Johnson 2026-02-27 15:09:25 -07:00
commit 75891c3271
129 changed files with 8046 additions and 0 deletions
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9
roles/restic/templates/restic-backup.service.j2 Normal file
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[Unit]
Description=Restic Backup
Wants=network-online.target
After=network-online.target
[Service]
Type=oneshot
ExecStart=/usr/local/bin/restic-backup

59
roles/restic/templates/restic-backup.sh.j2 Normal file
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#!/usr/bin/env bash
set -euo pipefail
source /etc/restic/restic.env
# Metrics file for node_exporter
METRICS_DIR="/var/lib/node_exporter/textfile_collector"
METRICS_FILE="${METRICS_DIR}/restic_backup.prom"
mkdir -p "${METRICS_DIR}"
# Temporary file for atomic writes
TEMP_FILE=$(mktemp)
# Start backup
START_TIME=$(date +%s)
if restic backup \
{% for path in restic_backup_paths %}
{{ path }} \
{% endfor %}
{% for pattern in restic_exclude_patterns %}
--exclude '{{ pattern }}' \
{% endfor %}
--host {{ ansible_facts["hostname"] }}; then
# Backup succeeded
STATUS=1
echo "# HELP restic_backup_success Whether the last backup succeeded (1=success, 0=failure)" > "${TEMP_FILE}"
echo "# TYPE restic_backup_success gauge" >> "${TEMP_FILE}"
echo "restic_backup_success ${STATUS}" >> "${TEMP_FILE}"
echo "# HELP restic_backup_timestamp_seconds Timestamp of last backup completion" >> "${TEMP_FILE}"
echo "# TYPE restic_backup_timestamp_seconds gauge" >> "${TEMP_FILE}"
echo "restic_backup_timestamp_seconds $(date +%s)" >> "${TEMP_FILE}"
echo "# HELP restic_backup_duration_seconds Duration of last backup in seconds" >> "${TEMP_FILE}"
echo "# TYPE restic_backup_duration_seconds gauge" >> "${TEMP_FILE}"
echo "restic_backup_duration_seconds $(($(date +%s) - START_TIME))" >> "${TEMP_FILE}"
# Move temp file to final location atomically
mv "${TEMP_FILE}" "${METRICS_FILE}"
exit 0
else
# Backup failed
STATUS=0
echo "# HELP restic_backup_success Whether the last backup succeeded (1=success, 0=failure)" > "${TEMP_FILE}"
echo "# TYPE restic_backup_success gauge" >> "${TEMP_FILE}"
echo "restic_backup_success ${STATUS}" >> "${TEMP_FILE}"
echo "# HELP restic_backup_timestamp_seconds Timestamp of last backup attempt" >> "${TEMP_FILE}"
echo "# TYPE restic_backup_timestamp_seconds gauge" >> "${TEMP_FILE}"
echo "restic_backup_timestamp_seconds $(date +%s)" >> "${TEMP_FILE}"
# Move temp file to final location atomically
mv "${TEMP_FILE}" "${METRICS_FILE}"
exit 1
fi

10
roles/restic/templates/restic-backup.timer.j2 Normal file
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[Unit]
Description=Daily Restic Backup
[Timer]
OnCalendar=*-*-* {{ restic_backup_time }}
Persistent=true
[Install]
WantedBy=timers.target

9
roles/restic/templates/restic-prune.service.j2 Normal file
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[Unit]
Description=Restic Prune
After=network-online.target
Wants=network-online.target
[Service]
Type=oneshot
ExecStart=/usr/local/bin/restic-prune

56
roles/restic/templates/restic-prune.sh.j2 Normal file
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#!/usr/bin/env bash
set -euo pipefail
source /etc/restic/restic.env
# Metrics file for node_exporter
METRICS_DIR="/var/lib/node_exporter/textfile_collector"
METRICS_FILE="${METRICS_DIR}/restic_prune.prom"
mkdir -p "${METRICS_DIR}"
# Temporary file for atomic writes
TEMP_FILE=$(mktemp)
# Start prune
START_TIME=$(date +%s)
if restic forget \
--keep-daily {{ restic_retention.daily }} \
--keep-weekly {{ restic_retention.weekly }} \
--keep-monthly {{ restic_retention.monthly }} \
--prune; then
# Prune succeeded
STATUS=1
echo "# HELP restic_prune_success Whether the last prune succeeded (1=success, 0=failure)" > "${TEMP_FILE}"
echo "# TYPE restic_prune_success gauge" >> "${TEMP_FILE}"
echo "restic_prune_success ${STATUS}" >> "${TEMP_FILE}"
echo "# HELP restic_prune_timestamp_seconds Timestamp of last prune completion" >> "${TEMP_FILE}"
echo "# TYPE restic_prune_timestamp_seconds gauge" >> "${TEMP_FILE}"
echo "restic_prune_timestamp_seconds $(date +%s)" >> "${TEMP_FILE}"
echo "# HELP restic_prune_duration_seconds Duration of last prune in seconds" >> "${TEMP_FILE}"
echo "# TYPE restic_prune_duration_seconds gauge" >> "${TEMP_FILE}"
echo "restic_prune_duration_seconds $(($(date +%s) - START_TIME))" >> "${TEMP_FILE}"
# Move temp file to final location atomically
mv "${TEMP_FILE}" "${METRICS_FILE}"
exit 0
else
# Prune failed
STATUS=0
echo "# HELP restic_prune_success Whether the last prune succeeded (1=success, 0=failure)" > "${TEMP_FILE}"
echo "# TYPE restic_prune_success gauge" >> "${TEMP_FILE}"
echo "restic_prune_success ${STATUS}" >> "${TEMP_FILE}"
echo "# HELP restic_prune_timestamp_seconds Timestamp of last prune attempt" >> "${TEMP_FILE}"
echo "# TYPE restic_prune_timestamp_seconds gauge" >> "${TEMP_FILE}"
echo "restic_prune_timestamp_seconds $(date +%s)" >> "${TEMP_FILE}"
# Move temp file to final location atomically
mv "${TEMP_FILE}" "${METRICS_FILE}"
exit 1
fi

10
roles/restic/templates/restic-prune.timer.j2 Normal file
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[Unit]
Description=Daily Restic Prune
[Timer]
OnCalendar=*-*-* {{ restic_prune_time }}
Persistent=true
[Install]
WantedBy=timers.target

4
roles/restic/templates/restic-ssh-config.j2 Normal file
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Host {{ restic_host }}
IdentityFile {{ restic_ssh_key }}
User {{ restic_user }}
Port {{ restic_ssh_port }}

7
roles/restic/templates/restic.env.j2 Normal file
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{% if restic_backend_type == 'sftp' %}
export RESTIC_REPOSITORY="sftp:{{ restic_user }}@{{ restic_host }}:{{ restic_remote_path }}"
{% else %}
export RESTIC_REPOSITORY="{{ restic_repo }}"
{% endif %}
export RESTIC_PASSWORD="{{ restic_password }}"
export RESTIC_CACHE_DIR=/var/cache/restic