Files
local-ai/ollama_update.sh
T
Claude 83d8406d1a Add Ollama model auto-updater with systemd timer
ollama pull compares digests server-side so no download happens if
a model is already current. Timer runs monthly offset 2h from kiwix.
install.sh updated to handle all units generically.

https://claude.ai/code/session_012gDnantBmFTWZGCiKyjazx
2026-03-21 23:09:18 +00:00

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#!/bin/bash
# =============================================================================
# Ollama Model Auto-Updater
# Pulls latest version of every installed model. Ollama compares digests
# server-side — no download happens if the model is already current.
# Safe to run as a systemd timer.
# =============================================================================
OLLAMA_URL="${OLLAMA_HOST:-http://localhost:11434}"
LOG="$HOME/docker/ai-stack/logs/ollama-update.log"
mkdir -p "$(dirname "$LOG")"
G='\033[0;32m'; Y='\033[1;33m'; C='\033[0;36m'; R='\033[0;31m'; N='\033[0m'
ok() { echo -e "${G}[OK]${N} $1" | tee -a "$LOG"; }
inf() { echo -e "${C}[..]${N} $1" | tee -a "$LOG"; }
wrn() { echo -e "${Y}[!!]${N} $1" | tee -a "$LOG"; }
err() { echo -e "${R}[XX]${N} $1" | tee -a "$LOG"; }
echo "" | tee -a "$LOG"
echo "=== Ollama Model Update: $(date) ===" | tee -a "$LOG"
echo "" | tee -a "$LOG"
# Check Ollama is reachable
if ! curl -sf "$OLLAMA_URL/api/tags" > /dev/null; then
err "Ollama not reachable at $OLLAMA_URL — is the container running?"
exit 1
fi
# Get installed model names from the API
mapfile -t MODELS < <(
curl -sf "$OLLAMA_URL/api/tags" | \
grep -oP '"name"\s*:\s*"\K[^"]+' | \
sort -u
)
if [[ ${#MODELS[@]} -eq 0 ]]; then
wrn "No models found — nothing to update"
exit 0
fi
inf "Found ${#MODELS[@]} model(s): ${MODELS[*]}"
echo "" | tee -a "$LOG"
UPDATED=0
FAILED=0
for model in "${MODELS[@]}"; do
inf "Pulling $model..."
output=$(ollama pull "$model" 2>&1)
exit_code=$?
if [[ $exit_code -ne 0 ]]; then
err "$model: pull failed"
echo "$output" >> "$LOG"
FAILED=$((FAILED + 1))
elif echo "$output" | grep -q "up to date"; then
ok "$model: already up to date"
else
ok "$model: updated"
UPDATED=$((UPDATED + 1))
fi
done
echo "" | tee -a "$LOG"
inf "Done — $UPDATED updated, $FAILED failed"
echo "=== Complete: $(date) ===" | tee -a "$LOG"
echo "" | tee -a "$LOG"