feat: arr-native distributed media sync + config architecture fixes

Arr sync (new):
- Media/arr_sync.sh — full mesh bidirectional sync across all HOST* nodes
  - Lidarr (MusicBrainz), Sonarr (TVDB), Radarr (TMDB) all handled in one script
  - Remote API keys read live from config.xml via SSH — never stored in conf files
  - Shared blocklist (DATA_DIR/arr_sync_blocklist.tsv) merged from all nodes at runtime
  - Graceful skip if arr not configured locally or not reachable on a remote node
  - --blocklist-add / --blocklist-remove / --blocklist-list management flags
- daily_sync_maintenance.sh — arr sync runs as explicit phase before rsync
- partnership_onboard.sh — Step 3 bootstraps merged library on both sides at onboard
- master.conf — ARR_SYNC_* config block, DOCKER_APPDATA_BASE

Rsync / cleanup:
- DEFAULT_RSYNC_OPTS — removed --delete; arr_cleanup.sh owns orphan enforcement
- lidarr_cleanup.sh — removed HOST1-only guard; runs on any node with Lidarr configured

Config architecture:
- HOST1/HOST2 hostnames moved from master_host*.conf → master.conf (not credentials)
- Sparse checkout now works correctly: each server only needs its own host conf
- detect_hosts() still resolves MY_ID + REMOTE_ID via master.conf hostname values

Bug fix:
- common.sh line 493 — watchdog toggle eval had broken quoting; all SYS_WATCHDOG_CHECK_*
  globals were silently set to empty instead of their configured values

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Gmer4Lfe
2026-05-09 09:53:40 -04:00
co-authored by Claude Sonnet 4.6
parent 009820e981
commit b65f572367
21 changed files with 1548 additions and 272 deletions
+122 -135
View File
@@ -21,7 +21,7 @@
# NORMAL — remote up, internet up
# Own containers only. DDNS ON. Silent operation.
#
# FAILOVER — remote down, internet up
# FALLBACK — remote down, internet up
# Start remote containers locally — tiered by outage duration.
# Remote DDNS started immediately (Tier 1).
# Own containers keep running — failover is additive.
@@ -40,20 +40,21 @@
# Script controls DDNS exclusively — network state NEVER auto-starts DDNS.
# DDNS only starts after full handback sequence confirms containers are up.
# One DDNS per domain active at all times — never two, never zero for long.
# 1 minute TTL + 1 minute check interval = minimal user impact on failover.
# 1 minute TTL + 90s strike window = minimal user impact on failover.
#
# ── HANDBACK SEQUENCE ─────────────────────────────────────────────────────────────────────────
# When remote returns after FAILOVER:
# When remote returns after FALLBACK:
# 1. Strike confirmation — FALLBACK_HANDBACK_STRIKES consecutive remote-up checks
# 2. Pre-flight checks — version parity, remote array, remote Docker daemon
# 3. Stop remote DDNS first — prevents split brain DNS during rsync
# 4. Stop remote containers — clean state before rsync
# 5. Tiered rsync writeback — skip if outage under threshold
# 6. Start remote containers — in dependency order with verification
# 7. Start remote DDNS last — DNS cuts back ONLY after containers confirmed up
# 8. Return to NORMAL
# 3. Staged reverse-tier handback — Tier 4 → Tier 3 → Tier 2 → Tier 1
# Each stage: stop local tier containers → rsync writeback → start on remote
# Emby (Tier 1) stays on fallback serving users until all higher tiers are done
# 4. DDNS handoff — immediately before Tier 1 goes down (not at start)
# 5. Tier 1 handback — stop local → rsync → start remote
# 6. Start remote DDNS last — DNS cuts back ONLY after containers confirmed up
# 7. Return to NORMAL
#
# ── TIERED FAILOVER ───────────────────────────────────────────────────────────────────────────
# ── TIERED FALLBACK ───────────────────────────────────────────────────────────────────────────
# Tier 1 — Immediate — vital services + Live TV — cannot wait
# Tier 2 — HOST*_TIER2_DELAY — shared productivity services (default 4hr)
# Tier 3 — HOST*_TIER3_DELAY — secondary services (default 12hr)
@@ -72,16 +73,16 @@
#
# ── CONFIGURATION (master_host*.conf) ─────────────────────────────────────────────────────────
# HOST*_DDNS_CONTAINERS — DDNS containers this host manages
# FAILOVER_HOST*_STOP_ON_NO_NET — containers stopped on internet loss
# FAILOVER_HOST*_RUNS_FOR_HOST*_TIER1-4 — what this host runs for the other
# FALLBACK_HOST*_STOP_ON_NO_NET — containers stopped on internet loss
# FALLBACK_HOST*_RUNS_FOR_HOST*_TIER1-4 — what this host runs for the other
# HOST*_TIER2_DELAY / TIER3_DELAY / TIER4_DELAY — tier activation delays in minutes
# HOST*_TIER1_WRITEBACK_DELAY — skip Tier 1 writeback if outage under this
# FAILOVER_HOST*_WRITEBACK_TIER1-4 — paths synced back on handback per tier
# FALLBACK_HOST*_WRITEBACK_TIER1-4 — paths synced back on handback per tier
#
# ── CONFIGURATION (master.conf) ───────────────────────────────────────────────────────────────
# FALLBACK_ENABLED — false = exit cleanly (HOST2 being rebuilt etc.)
# FALLBACK_CHECK_INTERVAL — seconds between checks
# FALLBACK_HANDBACK_STRIKES — consecutive remote-up checks before handback
# FALLBACK_CHECK_INTERVAL — seconds between checks (default 30)
# FALLBACK_HANDBACK_STRIKES — consecutive remote-up checks before handback (default 3 = 90s)
# FALLBACK_STATE_FILE — /boot/config path — survives reboots
# FALLBACK_RSYNC_ENABLED — gate for writeback rsync jobs
# EXTERNAL_IP — IP to ping for internet check (default 8.8.8.8)
@@ -332,7 +333,7 @@ remote_ddns_stop() {
}
# ==============================================================================================
# ── TIERED FAILOVER HELPERS ───────────────────────────────────────────────────────────────────
# ── TIERED FALLBACK HELPERS ───────────────────────────────────────────────────────────────────
# ==============================================================================================
# All routing uses MY_ID — not hostname string comparison.
# MY_ID set by detect_hosts() — "HOST1" or "HOST2" etc.
@@ -436,150 +437,152 @@ fi
# ==============================================================================================
# ── HANDBACK SEQUENCE ─────────────────────────────────────────────────────────────────────────
# ==============================================================================================
# Called when remote returns after FAILOVER state.
# Called when remote returns after FALLBACK state.
# CRITICAL sequencing — do not reorder without understanding the consequences.
# Each step must succeed before proceeding — aborts and retries next cycle on failure.
run_handback() {
echo ""
echo "━━━ $ICON_FALLBACK Handback Sequence — $(date '+%Y-%m-%d %H:%M:%S') ━━━"
warn "$REMOTE_SERVER_NAME has returned — beginning handback"
warn "$REMOTE_SERVER_NAME has returned — beginning staged handback"
# ── Step 1: Pre-flight checks ────────────────────────────────────────────────────────────
echo ""
echo "━━━ $ICON_SHIELD Pre-flight ━━━"
# Version parity — refuse handback if unRAID versions mismatch
if ! check_unraid_version_parity; then
warn "Version parity check failed — aborting handback, will retry next cycle"
state_set handback_strikes 0
return 1
fi
# Remote array must be mounted before rsync
if ! check_remote_array; then
warn "Remote array not ready — aborting handback, will retry next cycle"
state_set handback_strikes 0
return 1
fi
# Remote Docker daemon must be responsive before issuing container commands
if ! check_remote_docker_daemon; then
warn "Remote Docker daemon not ready — aborting handback, will retry next cycle"
state_set handback_strikes 0
return 1
fi
log "Pre-flight checks passed ✅"
echo " Pre-flight checks passed ✅"
# ── Step 2: Stop remote DDNS FIRST ──────────────────────────────────────────────────────
# CRITICAL — prevents split-brain DNS while data is being synced
local outage_minutes
outage_minutes=$(( ($(date +%s) - $(state_get fallback_start)) / 60 ))
local tier1_wb_delay t2_delay t3_delay t4_delay
tier1_wb_delay=$(get_tier1_writeback_delay)
t2_delay=$(get_tier2_delay)
t3_delay=$(get_tier3_delay)
t4_delay=$(get_tier4_delay)
warn "Outage duration: ${outage_minutes}min — staged handback Tier 4→3→2→1"
# ── Staged handback helper ────────────────────────────────────────────────────────────────
# Each tier: stop local containers → rsync writeback → start on remote.
# Skips tiers that were never activated. Emby (Tier 1) stays on fallback
# serving users until all higher tiers complete.
handback_tier() {
local tier="$1" threshold="$2" label="$3"
[[ "$(state_get "tier${tier}_started")" != "true" ]] && return 0
echo ""
echo "━━━ $ICON_FALLBACK Handback Tier $tier$label ━━━"
local containers
read -r -a containers <<< "$(get_tier_containers "$tier")"
echo " Stopping local Tier $tier containers..."
for container in "${containers[@]}"; do
[[ -n "$container" ]] && local_stop "$container"
done
if ! check_rsync_enabled "FALLBACK"; then
warn "FALLBACK_RSYNC_ENABLED=false — skipping Tier $tier writeback"
else
local jobs
read -r -a jobs <<< "$(get_writeback_jobs_for_tier "$tier")"
if [[ ${#jobs[@]} -gt 0 && "$outage_minutes" -ge "$threshold" ]]; then
echo " Rsync writeback — outage ${outage_minutes}min >= ${threshold}min"
for job in "${jobs[@]}"; do
[[ -z "$job" ]] && continue
log "Syncing: $job"
[[ "$DRY_RUN" == false ]] && bash "$SCRIPT_DIR/../Rsync/rsync.sh" "$job" \
|| warn "DRY RUN — would rsync: $job"
done
else
log "Tier $tier writeback skipped — outage ${outage_minutes}min < ${threshold}min"
fi
fi
echo " Starting Tier $tier on $REMOTE_SERVER_NAME..."
for container in "${containers[@]}"; do
[[ -n "$container" ]] && remote_start "$container"
done
state_set "tier${tier}_started" "false"
warn "$ICON_DONE Tier $tier handed back to $REMOTE_SERVER_NAME"
}
# ── Steps 24: Tiers 4→3→2 — Emby stays up throughout ──────────────────────────────────
handback_tier 4 "$t4_delay" "media shares + edge cases"
handback_tier 3 "$t3_delay" "secondary services"
handback_tier 2 "$t2_delay" "productivity services"
# ── Step 5: DDNS handoff — immediately before Tier 1 goes down ──────────────────────────
# Moved here (not at start) so DNS keeps pointing at fallback during higher-tier handbacks.
# Prevents split-brain DNS during Tier 1 rsync window.
echo ""
echo "━━━ $ICON_NET DDNS Handoff ━━━"
remote_ddns_stop
sleep 5 # brief pause to ensure DDNS stop propagates before rsync
sleep 5
# ── Step 3: Stop remote containers ──────────────────────────────────────────────────────
# Clean state before rsync — no dirty writes during transfer window
# ── Step 6: Tier 1 handback — vital services + Emby ─────────────────────────────────────
echo ""
echo "━━━ $ICON_STOP Stop Remote Containers ━━━"
echo "━━━ $ICON_FALLBACK Handback Tier 1 — vital services ━━━"
local ALL_FALLBACK_CONTAINERS=()
# Collect all started tiers in reverse order (highest tier stops first)
if [[ "$(state_get tier4_started)" == "true" ]]; then
read -r -a t4 <<< "$(get_tier_containers 4)"
ALL_FALLBACK_CONTAINERS+=("${t4[@]}")
fi
if [[ "$(state_get tier3_started)" == "true" ]]; then
read -r -a t3 <<< "$(get_tier_containers 3)"
ALL_FALLBACK_CONTAINERS+=("${t3[@]}")
fi
if [[ "$(state_get tier2_started)" == "true" ]]; then
read -r -a t2 <<< "$(get_tier_containers 2)"
ALL_FALLBACK_CONTAINERS+=("${t2[@]}")
fi
# Tier 1 always started — stop last (DDNS already handled above)
read -r -a t1 <<< "$(get_tier_containers 1)"
echo " Stopping local Tier 1 containers..."
for container in "${t1[@]}"; do
[[ -z "$container" ]] && continue
local is_ddns=false
for ddns in "${REMOTE_DDNS_CONTAINERS[@]}"; do
[[ "$container" == "$ddns" ]] && is_ddns=true && break
done
[[ "$is_ddns" == false ]] && ALL_FALLBACK_CONTAINERS+=("$container")
[[ "$is_ddns" == false ]] && local_stop "$container"
done
for container in "${ALL_FALLBACK_CONTAINERS[@]}"; do
[[ -z "$container" ]] && continue
local_stop "$container"
done
log "All fallback containers stopped locally"
# ── Step 4: Rsync writeback ──────────────────────────────────────────────────────────────
# Tiered writeback with skip window — short outages do not benefit from writeback.
# After a short outage primary's clean nightly state is more reliable than dirty
# accumulation — skip writeback entirely for outages under the threshold.
echo ""
echo "━━━ $ICON_SYNC Rsync Writeback ━━━"
local outage_minutes
outage_minutes=$(( ($(date +%s) - $(state_get fallback_start)) / 60 ))
local tier1_wb_delay
tier1_wb_delay=$(get_tier1_writeback_delay)
warn "Outage duration: ${outage_minutes}min"
if ! check_rsync_enabled "FALLBACK"; then
warn "FALLBACK_RSYNC_ENABLED=false — skipping all writeback jobs"
warn "Handback will complete without syncing state back to primary"
warn "FALLBACK_RSYNC_ENABLED=false — skipping Tier 1 writeback"
else
run_writeback_tier() {
local tier="$1" threshold="$2" label="$3"
local jobs
read -r -a jobs <<< "$(get_writeback_jobs_for_tier "$tier")"
[[ ${#jobs[@]} -eq 0 ]] && return
if [[ "$outage_minutes" -ge "$threshold" ]]; then
warn "Tier $tier writeback ($label) — outage ${outage_minutes}min >= ${threshold}min"
for job in "${jobs[@]}"; do
[[ -z "$job" ]] && continue
log "Syncing: $job"
if [[ "$DRY_RUN" == false ]]; then
if [[ "$(basename "$job")" == "Emby" ]]; then
bash "$SCRIPT_DIR/../Rsync/rsync.sh" "$job" --profile=emby-fallback
else
bash "$SCRIPT_DIR/../Rsync/rsync.sh" "$job"
fi
local t1_jobs
read -r -a t1_jobs <<< "$(get_writeback_jobs_for_tier 1)"
if [[ ${#t1_jobs[@]} -gt 0 && "$outage_minutes" -ge "$tier1_wb_delay" ]]; then
echo " Rsync writeback — outage ${outage_minutes}min >= ${tier1_wb_delay}min"
for job in "${t1_jobs[@]}"; do
[[ -z "$job" ]] && continue
log "Syncing: $job"
if [[ "$DRY_RUN" == false ]]; then
if [[ "$(basename "$job")" == "Emby" ]]; then
bash "$SCRIPT_DIR/../Rsync/rsync.sh" "$job" --profile=emby-fallback
else
warn "DRY RUN — would rsync: $job"
bash "$SCRIPT_DIR/../Rsync/rsync.sh" "$job"
fi
done
else
log "Tier $tier writeback skipped — outage ${outage_minutes}min < ${threshold}min — primary state is cleaner"
fi
}
local t2_delay t3_delay t4_delay
t2_delay=$(get_tier2_delay)
t3_delay=$(get_tier3_delay)
t4_delay=$(get_tier4_delay)
run_writeback_tier 1 "$tier1_wb_delay" "Emby + auth stack"
run_writeback_tier 2 "$t2_delay" "productivity services"
run_writeback_tier 3 "$t3_delay" "secondary services"
run_writeback_tier 4 "$t4_delay" "media shares + edge cases"
else
warn "DRY RUN — would rsync: $job"
fi
done
else
log "Tier 1 writeback skipped — outage ${outage_minutes}min < ${tier1_wb_delay}min"
fi
fi
log "Writeback complete"
# ── Step 5: Start remote containers ─────────────────────────────────────────────────────
# Start in tier order with dependency awareness — databases before apps
echo ""
echo "━━━ $ICON_START Start Remote Containers ━━━"
# Tier 1 — excluding DDNS (handled separately as final step)
echo " Starting Tier 1 on $REMOTE_SERVER_NAME..."
sleep 10 # give databases time to initialise before apps
for container in "${t1[@]}"; do
[[ -z "$container" ]] && continue
local is_ddns=false
@@ -589,36 +592,17 @@ run_handback() {
[[ "$is_ddns" == false ]] && remote_start "$container"
done
sleep 10 # give databases time to initialise before apps
[[ "$(state_get tier2_started)" == "true" ]] && \
for container in "${t2[@]}"; do
[[ -n "$container" ]] && remote_start "$container"
done
[[ "$(state_get tier3_started)" == "true" ]] && \
for container in "${t3[@]}"; do
[[ -n "$container" ]] && remote_start "$container"
done
[[ "$(state_get tier4_started)" == "true" ]] && \
for container in "${t4[@]}"; do
[[ -n "$container" ]] && remote_start "$container"
done
log "Remote containers started"
# ── Step 6: Start remote DDNS LAST ──────────────────────────────────────────────────────
# DNS cuts over ONLY after containers confirmed up — this is the final step
# ── Step 7: DNS Cutover — final step ────────────────────────────────────────────────────
# DNS cuts over ONLY after Tier 1 containers confirmed up
echo ""
echo "━━━ $ICON_NET DNS Cutover ━━━"
sleep 5 # brief pause to ensure containers are accepting connections
sleep 5
for container in "${REMOTE_DDNS_CONTAINERS[@]}"; do
remote_start "$container"
done
warn "$ICON_NET Remote DDNS started — DNS now points at $REMOTE_SERVER_NAME"
# ── Step 7: Return to NORMAL ─────────────────────────────────────────────────────────────
# ── Step 8: Return to NORMAL ─────────────────────────────────────────────────────────────
echo ""
state_set state "NORMAL"
state_set fallback_start "0"
@@ -627,6 +611,9 @@ run_handback() {
state_set tier3_started "false"
state_set tier4_started "false"
# Restore local DDNS — may have been stopped during NO_INTERNET or DARK state before handback
local_ddns_start
warn "$ICON_DONE Handback complete — returned to NORMAL"
notify "Fallback handback complete on $(hostname)$REMOTE_SERVER_NAME is back, all containers returned" \
"Fallback" "normal"
@@ -671,7 +658,7 @@ while [[ "$FALLBACK_RUNNING" == true ]]; do
log "$ICON_SUCCESS NORMAL — all systems up"
elif [[ "$REMOTE_UP" == false && "$INTERNET_UP" == true ]]; then
# Remote is down — enter FAILOVER
# Remote is down — enter FALLBACK immediately
echo ""
echo "━━━ $ICON_FALLBACK Entering FALLBACK — $(date '+%Y-%m-%d %H:%M:%S') ━━━"
warn "$REMOTE_SERVER_NAME ($REMOTE_ID) is unreachable — internet is up — starting fallback"
@@ -713,7 +700,7 @@ while [[ "$FALLBACK_RUNNING" == true ]]; do
fi
# ════════════════════════════════════════════════════════════════
# FAILOVER STATE
# FALLBACK STATE
# ════════════════════════════════════════════════════════════════
elif [[ "$CURRENT_STATE" == "FALLBACK" ]]; then