「Not signed in to the Cloud gateway」で全リクエストが止まる朝に、設定より先に版を見ます

#!/usr/bin/env bash
# authsurface.sh — Claude Code の認証入力面を一枚に並べる
set -u
 
mask() {
  local v="${1:-}"
  [ -z "$v" ] && { echo "(unset)"; return; }
  local n=${#v}
  if [ "$n" -le 8 ]; then echo "set(len=$n)"; else echo "set(len=$n, tail=${v: -4})"; fi
}
 
# 版は必ず先頭に置く（あとで差分を取るときの軸になります）
echo "version=$( { claude --version 2>/dev/null || echo 'claude-not-found'; } | head -1 )"
 
# 値を出してはいけないもの＝存在と長さだけ
for k in ANTHROPIC_API_KEY ANTHROPIC_AUTH_TOKEN; do
  echo "$k=$(mask "${!k:-}")"
done
 
# 値を見ないと判断できないもの＝そのまま出す
for k in ANTHROPIC_BASE_URL ANTHROPIC_CUSTOM_HEADERS CLAUDE_CODE_USE_GATEWAY \
         CLAUDE_CODE_USE_BEDROCK CLAUDE_CODE_USE_VERTEX; do
  echo "$k=${!k:-(unset)}"
done
 
# settings.json は「あるか」ではなく「何が書かれているか」を見る
for f in "$HOME/.claude/settings.json" "./.claude/settings.json" "./.claude/settings.local.json"; do
  if [ -f "$f" ]; then
    helper=$(python3 -c "import json,sys;print(json.load(open(sys.argv[1])).get('apiKeyHelper','(none)'))" "$f" 2>/dev/null || echo "(parse-error)")
    force=$(python3 -c "import json,sys;print(json.load(open(sys.argv[1])).get('forceLoginMethod','(none)'))" "$f" 2>/dev/null || echo "(parse-error)")
    echo "settings:$f apiKeyHelper=$helper forceLoginMethod=$force"
  else
    echo "settings:$f (absent)"
  fi
done

version=2.1.260 (Claude Code)
ANTHROPIC_API_KEY=set(len=23, tail=1234)
ANTHROPIC_AUTH_TOKEN=(unset)
ANTHROPIC_BASE_URL=https://llm-gw.internal.example/v1
ANTHROPIC_CUSTOM_HEADERS=(unset)
CLAUDE_CODE_USE_GATEWAY=1
CLAUDE_CODE_USE_BEDROCK=(unset)
CLAUDE_CODE_USE_VERTEX=(unset)
settings:/home/you/.claude/settings.json (absent)
settings:./.claude/settings.json (absent)
settings:./.claude/settings.local.json (absent)

#!/usr/bin/env bash
# authsnap.sh — 認証入力面を保存し、直前の記録と比べる
set -u
DIR="${AUTHSNAP_DIR:-$HOME/.claude-authsnap}"
mkdir -p "$DIR"
NOW="$DIR/$(date +%Y%m%d-%H%M%S).txt"
"$(dirname "$0")/authsurface.sh" > "$NOW"
 
PREV=$(ls -1 "$DIR"/*.txt 2>/dev/null | grep -v "$(basename "$NOW")" | tail -1)
[ -z "${PREV:-}" ] && { echo "（比較対象なし。次回から差分が出ます）"; exit 0; }
 
if diff -u "$PREV" "$NOW" > /tmp/authsnap.diff; then
  echo "RESULT: 入力面に変化なし"
else
  CHANGED=$(grep -cE '^[+-][A-Za-z]' /tmp/authsnap.diff)
  VERONLY=$(grep -E '^[+-][A-Za-z]' /tmp/authsnap.diff | grep -cv '^[+-]version=')
  if [ "$VERONLY" -eq 0 ]; then
    echo "RESULT: 変わったのは version だけです（設定は同じ）"
  else
    echo "RESULT: 設定側にも差分があります（${CHANGED} 行）"
  fi
  sed -n '4,40p' /tmp/authsnap.diff
fi

compare: 20260910-150742.txt -> 20260910-150744.txt
RESULT: 変わったのは version だけです（設定は同じ）
-version=2.1.260 (Claude Code)
+version=2.1.265 (Claude Code)
 ANTHROPIC_API_KEY=set(len=23, tail=1234)
 ANTHROPIC_AUTH_TOKEN=(unset)
 ANTHROPIC_BASE_URL=https://llm-gw.internal.example/v1