commit 09e0151e21e222e17d21446e585b56dd8b728028 · dunkirk.sh/zera

+2 -1

.gitignore

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       public

     

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       node_modules

     

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       .env

     

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       .crush

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tools/rehost-cdn.sh

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       #!/usr/bin/env bash

     

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       set -euo pipefail

     

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       API_URL="https://cdn.hackclub.com/api/v3/new"

     

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       TOKEN="${HACKCLUB_CDN_TOKEN:-}"

     

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       if [[ -z "${TOKEN}" ]]; then

     

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         TOKEN="${1:-}"

     

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       fi

     

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       if [[ -z "${TOKEN}" ]]; then

     

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         echo "Usage: HACKCLUB_CDN_TOKEN=... $0 [token] [--dry-run] [paths...]" >&2

     

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         exit 1

     

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       fi

     

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       DRY_RUN=false

     

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       SKIP_CHECK=false

     

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       CACHED_URLS=()

     

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       ARGS=()

     

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       for a in "$@"; do

     

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         case "$a" in

     

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           --dry-run) DRY_RUN=true ;;

     

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           --skip-check) SKIP_CHECK=true ;;

     

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           *) ARGS+=("$a") ;;

     

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         esac

     

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       done

     

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       # remove token if passed as first arg

     

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       if [[ ${#ARGS[@]} -gt 0 && "${ARGS[0]}" != "--dry-run" ]]; then

     

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         ARGS=("${ARGS[@]:1}")

     

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       fi

     

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       PATHS=("content")

     

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       if [[ ${#ARGS[@]} -gt 0 ]]; then PATHS=("${ARGS[@]}"); fi

     

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       TMP_DIR=".crush/rehost-cdn"

     

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       MAP_FILE="$TMP_DIR/map.tsv"

     

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       mkdir -p "$TMP_DIR"

     

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       touch "$MAP_FILE"

     

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       collect_urls() {

     

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         # Markdown images: ![alt](URL)

     

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         rg -n --no-heading -e '!\[[^\]]*\]\((https?://[^)\s]+)\)' -g '!**/*.map' -g '!**/*.lock' "${PATHS[@]}" 2>/dev/null |

     

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         awk -F: '{file=$1; sub(/^[^:]*:/, "", $0); match($0, /!\[[^\]]*\]\((https?:\/\/[^)\s]+)\)/, m); if(m[1]!="") print file"\t"m[1]}' |

     

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         # Zola shortcode variants:

     

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         #  - {% img(id="URL", ...) %}

     

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         #  - {{ img(id="URL", ...) }}

     

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         cat <( rg -n --no-heading -e '\{[%{]\s*img[^}%]*[}%]\}' "${PATHS[@]}" 2>/dev/null | \

     

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           awk -F: '{file=$1; sub(/^[^:]*:/, "", $0); if (match($0, /(id|src)[[:space:]]*=[[:space:]]*"(https?:\/\/[^"[:space:]]+)"/, m)) print file"\t"m[2]}' ) |

     

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         awk -F'\t' '{print $1"\t"$2}' |

     

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         grep -E '\.(png|jpe?g|gif|webp|svg|bmp|tiff?|avif)(\?.*)?$' -i |

     

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         grep -vE 'hc-cdn\.|cdn\.hackclub\.com'

     

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       }

     

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       batch_upload() {

     

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         payload=$(jq -sR 'split("\n")|map(select(length>0))' <(printf "%s\n" "$@"))

     

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         for attempt in 1 2 3; do

     

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           resp=$(curl -sS -w "\n%{http_code}" -X POST "$API_URL" \

     

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             -H "Authorization: Bearer $TOKEN" \

     

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             -H 'Content-Type: application/json' \

     

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             --data-raw "$payload" 2>&1) || true

     

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           body=$(printf "%s" "$resp" | sed '$d')

     

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           code=$(printf "%s" "$resp" | tail -n1)

     

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           if [[ "$code" == "200" ]]; then

     

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             printf "%s" "$body" | jq -r '.files[] | .sourceUrl? as $s | .deployedUrl + "\t" + ( $s // "" )'

     

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             return 0

     

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           fi

     

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           echo "Upload attempt $attempt failed with $code" >&2

     

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           echo "Response body:" >&2

     

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           printf "%s\n" "$body" >&2

     

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           echo "Payload:" >&2

     

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           printf "%s\n" "$payload" >&2

     

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           sleep $((attempt*2))

     

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         done

     

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         echo "Upload failed after retries" >&2

     

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         return 1

     

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       }

     

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       mapfile -t LINES < <(collect_urls | sort -u)

     

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       URLS_TO_SEND=()

     

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       FILES=()

     

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       total=${#LINES[@]}

     

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       idx=0

     

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       for line in "${LINES[@]}"; do

     

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         idx=$((idx+1))

     

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         file="${line%%$'\t'*}"

     

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         url="${line#*$'\t'}"

     

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         if grep -Fq "${url}" "$MAP_FILE" 2>/dev/null; then

     

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           echo "[$idx/$total] cached: $url -> will rewrite only"

     

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           CACHED_URLS+=("$url")

     

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           continue

     

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         fi

     

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         if $DRY_RUN; then

     

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           echo "[$idx/$total] queued: $url"

     

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           URLS_TO_SEND+=("$url")

     

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           FILES+=("$file")

     

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         else

     

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           if $SKIP_CHECK; then

     

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             echo "[$idx/$total] no-check: $url"

     

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             URLS_TO_SEND+=("$url")

     

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             FILES+=("$file")

     

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           else

     

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             echo -n "[$idx/$total] checking: $url ... "

     

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             code=$(curl -sS -o /dev/null -w '%{http_code}' -L "$url" || echo 000)

     

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             if [[ "$code" =~ ^2|3 ]]; then

     

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               echo "ok ($code)"

     

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               URLS_TO_SEND+=("$url")

     

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               FILES+=("$file")

     

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             else

     

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               echo "fail ($code)"; echo "Skipping: $url" >&2

     

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             fi

     

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           fi

     

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         fi

     

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       done

     

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       if [[ ${#URLS_TO_SEND[@]} -eq 0 ]]; then

     

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         echo "No new image URLs to process"; exit 0

     

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       fi

     

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       BATCH=50

     

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       start=0

     

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       # Rewrites for cached URLs from map without uploading

     

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       if [ "${#CACHED_URLS[@]}" -gt 0 ] 2>/dev/null; then

     

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         echo "Rewriting cached URLs from map without upload..."

     

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         for src in "${CACHED_URLS[@]}"; do

     

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           dst=$(awk -F'\t' -v s="$src" '$1==s{print $2}' "$MAP_FILE" | head -n1)

     

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           [[ -z "$dst" ]] && continue

     

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           rg -l --fixed-strings -- "$src" "${PATHS[@]}" 2>/dev/null | while read -r f; do

     

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             mkdir -p "$TMP_DIR/backup"

     

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             if [[ ! -e "$TMP_DIR/backup/$f" ]]; then

     

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               mkdir -p "$TMP_DIR/backup/$(dirname "$f")"

     

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               cp "$f" "$TMP_DIR/backup/$f"

     

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             fi

     

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             sed -i "s#$(printf '%s' "$src" | sed -e 's/[.[\*^$]/\\&/g' -e 's#/#\\/#g')#$(printf '%s' "$dst" | sed -e 's/[&]/\\&/g' -e 's#/#\\/#g')#g" "$f"

     

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             echo "Rewrote (cached): $f"

     

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           done

     

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         done

     

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       fi

     

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       while [[ $start -lt ${#URLS_TO_SEND[@]} ]]; do

     

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         end=$(( start + BATCH ))

     

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         if [[ $end -gt ${#URLS_TO_SEND[@]} ]]; then end=${#URLS_TO_SEND[@]}; fi

     

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         chunk=("${URLS_TO_SEND[@]:start:end-start}")

     

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         if $DRY_RUN; then

     

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           for u in "${chunk[@]}"; do echo "DRY: would upload $u"; done

     

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         else

     

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           echo "Uploading ${#chunk[@]} URLs..."

     

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           resp=$(batch_upload "${chunk[@]}") || { echo "Upload failed" >&2; exit 1; }

     

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           echo "Upload response:"; printf "%s\n" "$resp"

     

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           mapfile -t deployed_arr < <(printf "%s\n" "$resp" | awk '{print $0}')

     

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           for i in "${!chunk[@]}"; do

     

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             src="${chunk[$i]}"

     

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             dst="${deployed_arr[$i]:-}"

     

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             if [[ -n "$dst" ]]; then

     

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               printf "%s\t%s\n" "$src" "$dst" | tee -a "$MAP_FILE"

     

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             fi

     

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           done

     

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         fi

     

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         start=$end

     

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       done

     

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       if $DRY_RUN; then echo "DRY: skipping replacements"; exit 0; fi

     

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       # Replace in-place using map

     

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       if [[ -s "$MAP_FILE" ]]; then

     

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         cp "$MAP_FILE" "$TMP_DIR/map-$(date +%s).tsv"

     

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         while IFS=$'\t' read -r src dst; do

     

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           [[ -z "$src" || -z "$dst" ]] && continue

     

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           rg -l --fixed-strings -- "$src" "${PATHS[@]}" 2>/dev/null | while read -r f; do

     

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             mkdir -p "$TMP_DIR/backup"

     

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             if [[ ! -e "$TMP_DIR/backup/$f" ]]; then

     

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               mkdir -p "$TMP_DIR/backup/$(dirname "$f")"

     

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               cp "$f" "$TMP_DIR/backup/$f"

     

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             fi

     

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             sed -i "s#$(printf '%s' "$src" | sed -e 's/[.[\*^$]/\\&/g' -e 's#/#\\/#g')#$(printf '%s' "$dst" | sed -e 's/[&]/\\&/g' -e 's#/#\\/#g')#g" "$f"

     

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             echo "Rewrote: $f"

     

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           done

     

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         done < "$MAP_FILE"

     

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         echo "Backups in $TMP_DIR/backup"

     

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       fi

     

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       echo "Done"