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85d4d3223c
FIX: support for dots in S3 bucket names
75 lines
2 KiB
Ruby
75 lines
2 KiB
Ruby
require "aws-sdk"
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class S3Helper
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def initialize(s3_bucket, tombstone_prefix=nil)
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raise Discourse::InvalidParameters.new("s3_bucket") if s3_bucket.blank?
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@s3_bucket = s3_bucket
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@tombstone_prefix = tombstone_prefix
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check_missing_site_settings
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end
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def upload(file, unique_filename, options={})
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obj = s3_bucket.object(unique_filename)
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obj.upload_file(file, options)
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end
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def remove(unique_filename, copy_to_tombstone=false)
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bucket = s3_bucket
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# copy the file in tombstone
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if copy_to_tombstone && @tombstone_prefix.present?
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bucket.object(@tombstone_prefix + unique_filename).copy_from(copy_source: "#{@s3_bucket}/#{unique_filename}")
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end
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# delete the file
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bucket.object(unique_filename).delete
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rescue Aws::S3::Errors::NoSuchKey
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end
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def update_tombstone_lifecycle(grace_period)
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return if @tombstone_prefix.blank?
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# cf. http://docs.aws.amazon.com/AmazonS3/latest/dev/object-lifecycle-mgmt.html
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s3_resource.client.put_bucket_lifecycle({
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bucket: @s3_bucket,
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lifecycle_configuration: {
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rules: [
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{
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id: "purge-tombstone",
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status: "Enabled",
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expiration: { days: grace_period },
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prefix: @tombstone_prefix
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}
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]
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}
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})
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end
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private
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def s3_resource
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opts = { region: SiteSetting.s3_region }
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unless SiteSetting.s3_use_iam_profile
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opts[:access_key_id] = SiteSetting.s3_access_key_id
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opts[:secret_access_key] = SiteSetting.s3_secret_access_key
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end
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Aws::S3::Resource.new(opts)
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end
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def s3_bucket
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bucket = s3_resource.bucket(@s3_bucket)
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bucket.create unless bucket.exists?
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bucket
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end
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def check_missing_site_settings
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unless SiteSetting.s3_use_iam_profile
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raise Discourse::SiteSettingMissing.new("s3_access_key_id") if SiteSetting.s3_access_key_id.blank?
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raise Discourse::SiteSettingMissing.new("s3_secret_access_key") if SiteSetting.s3_secret_access_key.blank?
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end
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end
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end
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