Module: S3MetaSync

Defined in:
lib/s3_meta_sync.rb,
lib/s3_meta_sync/zip.rb,
lib/s3_meta_sync/syncer.rb,
lib/s3_meta_sync/version.rb

Defined Under Namespace

Modules: Zip Classes: Syncer

Constant Summary collapse

RemoteWithoutMeta =
Class.new(StandardError)
RemoteCorrupt =
Class.new(StandardError)
META_FILE =
".s3-meta-sync"
CORRUPT_FILES_LOG =
"s3-meta-sync-corrupted.log"
VERSION =
"0.15.2"

Class Method Summary collapse

Class Method Details

.parse_options(argv) ⇒ Object



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# File 'lib/s3_meta_sync.rb', line 20

def parse_options(argv)
  options = {
    key: ENV["AWS_ACCESS_KEY_ID"],
    secret: ENV["AWS_SECRET_ACCESS_KEY"],
    zip: false,
  }
  OptionParser.new do |opts|
    opts.banner = <<-BANNER.gsub(/^ {10}/, "")
      Sync folders with s3 using a metadata file with md5 sums.

      # upload local files and remove everything that is not local
      s3-meta-sync <local> <bucket:folder> --key <aws-access-key> --secret <aws-secret-key>

      # download files and remove everything that is not remote
      s3-meta-sync <bucket:folder> <local> # no credentials required

      Key and secret can also be supplied using AWS_ACCESS_KEY_ID + AWS_SECRET_ACCESS_KEY

      Options:
    BANNER
    opts.on("-k", "--key KEY", "AWS access key") { |c| options[:key] = c }
    opts.on("-s", "--secret SECRET", "AWS secret key") { |c| options[:secret] = c }
    opts.on("-r", "--region REGION", "AWS region if not us-standard") { |c| options[:region] = c }
    opts.on("-p", "--parallel COUNT", Integer, "Use COUNT threads for download/upload default: 10") { |c| options[:parallel] = c }
    opts.on("-o", "--open-timeout TIMEOUT", Integer, "Net::HTTP open timeout in seconds default: 5") { |c| options[:open_timeout] = c }
    opts.on("-t", "--read-timeout TIMEOUT", Integer, "Net::HTTP read timeout in seconds default: 10") { |c| options[:read_timeout] = c }
    opts.on("--ssl-none", "Do not verify ssl certs") { options[:ssl_none] = true }
    opts.on("-z", "--zip", "Zip when uploading to save bandwidth") { options[:zip] = true }
    opts.on("--no-local-changes", "Do not md5 all the local files, they did not change") { options[:no_local_changes] = true }
    opts.on("--retries MAX", Integer, "MAX number of times retrying failed http requests default: 2") { |c| options[:max_retries] = c }
    opts.on("-V", "--verbose", "Verbose mode"){ options[:verbose] = true }
    opts.on("-h", "--help", "Show this.") { puts opts; exit }
    opts.on("-v", "--version", "Show Version") { puts VERSION; exit}
  end.parse!(argv)

  raise "need source and destination" unless argv.size == 2
  raise "need 1 local and 1 remote" unless argv.select { |a| a.include?(":") }.size == 1
  raise "need credentials --key + --secret" if argv.last.include?(":") and (not options[:key] or not options[:secret])

  [*argv, options]
end

.run(argv) ⇒ Object



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# File 'lib/s3_meta_sync.rb', line 14

def run(argv)
  source, dest, options = parse_options(argv)
  Syncer.new(options).sync(source, dest)
  0
end