该错误通常是因为使用不正确的文件路径或文件不存在导致的。以下是可能的解决方案:
puts
方法,输出您的文件路径并确保它是正确的。require 'aws-sdk-s3'
s3 = Aws::S3::Resource.new(region: 'us-west-2')
# 错误的文件路径
file_path = '/my-bucket/missing_file.txt'
# 正确的文件路径
file_path = '/my-bucket/existing_file.txt'
puts file_path
# 打开文件
file = File.open(file_path, 'rb')
exist?
方法来检查文件是否存在。require 'aws-sdk-s3'
s3 = Aws::S3::Resource.new(region: 'us-west-2')
bucket_name = 'my-bucket'
file_name = 'existing_file.txt'
# 检查文件是否存在
obj = s3.bucket(bucket_name).object(file_name)
if obj.exists?
puts "File exist in S3: #{file_name}"
# 打开文件
file = File.open(file_path, 'rb')
else
puts "File does not exist in S3: #{file_name}"
end
require 'aws-sdk-s3'
s3 = Aws::S3::Resource.new(
region: 'us-west-2',
access_key_id: 'access-key',
secret_access_key: '