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#!/usr/bin/env bash
# Export all Immich assets for given accounts within a date range.
# Usage: immich-export
# Accounts and API keys are hardcoded below; output goes to DEST_DIR.
#
# Works in two phases per account:
# 1. Discovery — paginate through all search results and collect asset IDs
# 2. Download — fetch each asset with real [X/total] progress
set -euo pipefail
IMMICH_URL="http://immich.f3s.lan.buetow.org"
DEST_DIR="/home/paul/Pictures/Pictures.Processing"
DATE_AFTER="2026-01-01T00:00:00.000Z"
DATE_BEFORE="2026-03-31T23:59:59.000Z"
PAGE_SIZE=100
declare -A ACCOUNTS=(
["paul"]="$(cat ~/.immich_paul_key)"
["albena"]="$(cat ~/.immich_albena_key)"
)
mkdir -p "$DEST_DIR"
# Phase 1: paginate through all search results and print "id\tfilename" lines.
# The API's 'total' field only reflects the current page size, not the grand
# total, so we must walk all pages to know how many assets there are.
discover_assets() {
local api_key="$1"
local page=1
while true; do
local response
response=$(curl -sf -X POST "$IMMICH_URL/api/search/metadata" \
-H "x-api-key: $api_key" \
-H "Content-Type: application/json" \
-d "{\"takenAfter\":\"$DATE_AFTER\",\"takenBefore\":\"$DATE_BEFORE\",\"type\":\"IMAGE\",\"size\":$PAGE_SIZE,\"page\":$page}")
# Print id<TAB>filename for each asset on this page
echo "$response" | python3 -c "
import json, sys
d = json.load(sys.stdin)
for item in d['assets']['items']:
print(item['id'] + '\t' + item['originalFileName'])
"
local next_page
next_page=$(echo "$response" | python3 -c "import json,sys; d=json.load(sys.stdin); print(d['assets'].get('nextPage',''))")
echo " Discovery: page $page done..." >&2
[[ -z "$next_page" ]] && break
page="$next_page"
done
}
# Phase 2: download each asset by ID, showing real [X/total] progress.
download_assets() {
local api_key="$1"
local account_dir="$2"
local asset_list="$3" # path to temp file with "id\tfilename" lines
local total
total=$(wc -l < "$asset_list")
local downloaded=0
local skipped=0
local n=0
while IFS=$'\t' read -r asset_id filename; do
((n++)) || true
local dest="$account_dir/$filename"
if [[ -f "$dest" ]]; then
((skipped++)) || true
echo " [$n/$total] skip (exists): $filename"
continue
fi
if curl -sf -o "$dest" \
-H "x-api-key: $api_key" \
"$IMMICH_URL/api/assets/$asset_id/original"; then
((downloaded++)) || true
echo " [$n/$total] downloaded: $filename"
else
echo " [$n/$total] ERROR: failed to download $asset_id ($filename)" >&2
rm -f "$dest" # Remove partial file on failure
fi
done < "$asset_list"
echo " Done: $downloaded downloaded, $skipped skipped (already exist)"
}
download_assets_for_account() {
local account="$1"
local api_key="$2"
local account_dir="$DEST_DIR/$account"
mkdir -p "$account_dir"
echo "==> Account: $account"
# Collect full asset list into a temp file so we know the total upfront
local asset_list
asset_list=$(mktemp)
trap "rm -f $asset_list" EXIT
echo " Phase 1: discovering assets..."
discover_assets "$api_key" > "$asset_list"
echo " Found $(wc -l < "$asset_list") images total"
echo " Phase 2: downloading..."
download_assets "$api_key" "$account_dir" "$asset_list"
rm -f "$asset_list"
trap - EXIT
}
for account in "${!ACCOUNTS[@]}"; do
download_assets_for_account "$account" "${ACCOUNTS[$account]}"
done
echo ""
echo "Export complete -> $DEST_DIR"
|
