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fix(rotate-secret): 修复 tr/head 管道 SIGPIPE 导致 rotate-secret.sh 静默退出 #14

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fix(rotate-secret): 修复 tr/head 管道 SIGPIPE 导致 rotate-secret.sh 静默退出 #14

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10 changes: 8 additions & 2 deletions scripts/rotate-secret.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -43,8 +43,14 @@ if [[ "$LENGTH" -lt 16 ]]; then
exit 1
fi

# 生成 URL-safe 随机字符串：从 base64 中过滤出 [A-Za-z0-9]
RAND_RAW="$(LC_ALL=C tr -dc 'A-Za-z0-9' </dev/urandom | head -c "$LENGTH")"
# 生成 URL-safe 随机字符串：过滤出 [A-Za-z0-9]
# 注意：先用 head 从 /dev/urandom 取有限字节再喂给 tr，避免 tr 写入已关闭的管道被
# SIGPIPE 杀掉（退出码 141），在 set -o pipefail 下会导致脚本静默退出。
RAND_RAW=""
while [[ ${#RAND_RAW} -lt "$LENGTH" ]]; do
RAND_RAW+="$(head -c 256 /dev/urandom | LC_ALL=C tr -dc 'A-Za-z0-9')"
done
RAND_RAW="${RAND_RAW:0:LENGTH}"
PATH_VALUE="/${RAND_RAW}"

echo "[rotate-secret] 已生成新密码，长度 ${#PATH_VALUE} 位（含 /）"
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