Class: SwiftClient

Inherits:
Object
  • Object
show all
Defined in:
lib/client.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(authurl, user, key, retries = 5, preauthurl = nil, preauthtoken = nil, snet = false, starting_backoff = 1) ⇒ SwiftClient

Returns a new instance of SwiftClient.



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# File 'lib/client.rb', line 95

def initialize(authurl, user, key, retries=5, preauthurl=nil, preauthtoken=nil, snet=false, starting_backoff=1)
  @authurl = authurl
  @user = user
  @key = key
  @retries = retries
  @http_conn = nil
  @url = preauthurl
  @token = preauthtoken
  @attempts = 0
  @snet = snet
  @starting_backoff = starting_backoff
end

Class Method Details

.delete_container(url, token, container, headers = {}, http_conn = nil) ⇒ Object 



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# File 'lib/client.rb', line 421

def self.delete_container(url, token, container, headers={}, http_conn=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  
  conn.start if !conn.started?
  parsed.path += "/#{quote(container)}"
  headers['x-auth-token'] = token
  resp = conn.delete(parsed.request_uri, headers)
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Container DELETE failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
end

.delete_object(url, token = nil, container = nil, name = nil, http_conn = nil, headers = {}, proxy = nil) ⇒ Object 



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# File 'lib/client.rb', line 597

def self.delete_object(url, token=nil, container=nil, name=nil, http_conn=nil, headers={}, proxy=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  
  conn.start if !conn.started?
  parsed.path += "/#{quote(container)}" if container
  parsed.path += "/#{quote(name)}" if name
  headers['x-auth-token'] = token if token
  resp = conn.delete(parsed.request_uri, headers)
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Object DELETE failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
end

.get_account(url, token, marker = nil, limit = nil, prefix = nil, http_conn = nil, full_listing = false) ⇒ Object 



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# File 'lib/client.rb', line 201

def self.(url, token, marker=nil, limit=nil, prefix=nil, 
    http_conn=nil, full_listing=false)
  #todo: add in rest of functionality
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  if full_listing
    rv = (url, token, marker, limit, prefix, http_conn)
    listing = rv[1]
    while listing.length > 0
      marker = listing[-1]['name']
      listing = (url, token, marker, limit, prefix, http_conn)[1]
      if listing.length > 0
        rv[1] += listing
      end
    end
    return rv
  end
  query = Query.new(parsed.query)
  query.add('format', 'json')
  query.add('marker', quote(marker.to_s)) if marker
  query.add('limit', quote(limit.to_s)) if limit
  query.add('prefix', quote(prefix.to_s)) if prefix
  parsed.query = query.to_url_params
  conn.start if !conn.started?
  resp = conn.get(parsed.request_uri, {'x-auth-token' => token})
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Account GET failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_query=>parsed.query, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
  resp_headers = {}
  resp.header.each do |k,v|
    resp_headers[k.downcase] = v
  end
  if resp.code.to_i == 204
    [resp_headers, []]
  else
    [resp_headers, JSON.parse(resp.body)]
  end
end

.get_auth(url, user, key, snet = false) ⇒ Object 



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# File 'lib/client.rb', line 180

def self.get_auth(url, user, key, snet=false)
  parsed, conn = http_connection(url)
  conn.start if not conn.started?
  resp = conn.get(URI.encode(parsed.request_uri), {"x-auth-user" => user, "x-auth-key" => key })
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Account GET failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_query=>parsed.query, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
  url = URI::parse(resp.header['x-storage-url'])
  if snet
    url.host = "snet-#{url.host}"
  end
  [url.to_s, resp.header['x-auth-token'], resp.header]
end

.get_container(url, token, container, marker = nil, limit = nil, prefix = nil, delimiter = nil, http_conn = nil, full_listing = nil) ⇒ Object 



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# File 'lib/client.rb', line 296

def self.get_container(url, token, container, marker=nil, limit=nil, 
      prefix=nil, delimiter=nil, http_conn=nil, full_listing=nil)
  #todo: add in rest of functionality
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  
  if full_listing
    rv = (url, token, marker, limit, prefix, http_conn)
    listing = rv[1]
    while listing.length > 0
      marker = listing[-1]['name']
      listing = (url, token, marker, limit, prefix, http_conn)[1]
      if listing.length > 0
        rv[1] += listing
      end
    end
    return rv
  end
  query = Query.new(parsed.query)
  query.add('format', 'json')
  query.add('marker', quote(marker.to_s)) if marker
  query.add('limit', quote(limit.to_s)) if limit
  query.add('prefix', quote(prefix.to_s)) if prefix
  parsed.query = query.to_url_params
  conn.start if !conn.started?
  parsed.path += "/#{quote(container)}"
  resp = conn.get(parsed.request_uri, {'x-auth-token' => token})
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Container GET failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_query=>parsed.query, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
  resp_headers = {}
  resp.header.each do |k,v|
    resp_headers[k.downcase] = v
  end
  if resp.code.to_i == 204
    [resp_headers, []]
  else
    [resp_headers, JSON.parse(resp.body())]
  end
end

.get_object(url, token, container, name, http_conn = nil, resp_chunk_size = nil, &block) ⇒ Object 



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# File 'lib/client.rb', line 444

def self.get_object(url, token, container, name, http_conn=nil, resp_chunk_size=nil, &block)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  

  parsed.path += "/#{quote(container)}/#{quote(name)}"
  conn.start if not conn.started?
  headers = {'x-auth-token' => token}
  if block_given?
    resp = conn.request_get(parsed.request_uri, headers) do |r|
      r.read_body do |b|
        yield b
      end
    end
    object_body = nil
  else
    resp = conn.request_get(parsed.request_uri, headers)
    object_body = resp.body  
  end
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Object GET failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
  resp_headers = {}
  resp.header.each do |k,v|
    resp_headers[k.downcase] = v
  end
  [resp_headers, object_body]
end

.head_account(url, token, http_conn = nil) ⇒ Object 



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# File 'lib/client.rb', line 250

def self.(url, token, http_conn=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  conn.start if !conn.started?
  resp = conn.head(parsed.request_uri, {'x-auth-token' => token})
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Account HEAD failed', :http_scheme=>parsed.scheme,
            :http_host=>conn.address, :http_port=>conn.port,
            :http_path=>parsed.path, :http_status=>resp.code,
            :http_reason=>resp.message)
  end
  resp_headers = {}
  resp.header.each do |k,v|
    resp_headers[k.downcase] = v
  end
  resp_headers
end

.head_container(url, token, container, http_conn = nil) ⇒ Object 



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# File 'lib/client.rb', line 347

def self.head_container(url, token, container, http_conn=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  
  conn.start if !conn.started?
  parsed.path += "/#{quote(container)}"
  resp = conn.head(parsed.request_uri, {'x-auth-token' => token})
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Container HEAD failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
  resp_headers = {}
  resp.header.each do |k,v|
    resp_headers[k.downcase] = v
  end
  resp_headers
end

.head_object(url, token, container, name, http_conn = nil) ⇒ Object 



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# File 'lib/client.rb', line 483

def self.head_object(url, token, container, name, http_conn=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  

  parsed.path += "/#{quote(container)}/#{quote(name)}"
  conn.start if not conn.started?
  resp = conn.head(parsed.request_uri, {'x-auth-token' => token})
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Object HEAD failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
  resp_headers = {}
  resp.header.each do |k,v|
    resp_headers[k.downcase] = v
  end
  resp_headers
end

.http_connection(url, proxy_host = nil, proxy_port = nil) ⇒ Object 



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# File 'lib/client.rb', line 153

def self.http_connection(url, proxy_host=nil, proxy_port=nil)
  parsed = URI::parse(url)
  
  if parsed.scheme == 'http'
    require 'net/http'
    conn = Net::HTTP::Proxy(proxy_host, proxy_port).new(parsed.host, parsed.port)
    [parsed, conn]
  elsif parsed.scheme == 'https'
    require 'net/https'
    conn = Net::HTTP::Proxy(proxy_host, proxy_port).new(parsed.host, parsed.port)
    conn.use_ssl = true
    conn.verify_mode = OpenSSL::SSL::VERIFY_NONE
    [parsed, conn]
  else
    raise ClientException.new(
      "Cannot handle protocol scheme #{parsed.scheme} for #{url} %s")
  end
end

.post_account(url, token, headers, http_conn = nil) ⇒ Object 



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# File 'lib/client.rb', line 275

def self.(url, token, headers, http_conn=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  headers['x-auth-token'] = token
  conn.start if !conn.started?
  resp = conn.post(parsed.request_uri, nil, headers)
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Account POST failed', :http_scheme=>parsed.scheme,
            :http_host=>conn.address, :http_port=>conn.port,
            :http_path=>parsed.path, :http_status=>resp.code,
            :http_reason=>resp.message)
  end
  resp.body
end

.post_container(url, token, container, headers = {}, http_conn = nil) ⇒ Object 



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# File 'lib/client.rb', line 398

def self.post_container(url, token, container, headers={}, http_conn=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  
  conn.start if !conn.started?
  parsed.path += "/#{quote(container)}"
  headers['x-auth-token'] = token
  resp = conn.post(parsed.request_uri, nil, headers)
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Container POST failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
end

.post_object(url, token = nil, container = nil, name = nil, headers = {}, http_conn = nil) ⇒ Object 



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# File 'lib/client.rb', line 574

def self.post_object(url, token=nil, container=nil, name=nil, headers={}, http_conn=nil)
  if not http_conn
     http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  
  parsed.path += "/#{quote(container)}" if container
  parsed.path += "/#{quote(name)}" if name
  headers['x-auth-token'] = token if token
  resp = conn.post(parsed.request_uri, nil, headers)
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Object POST failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
end

.put_container(url, token, container, headers = {}, http_conn = nil) ⇒ Object 



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# File 'lib/client.rb', line 374

def self.put_container(url, token, container, headers={}, http_conn=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
  
  conn.start if !conn.started?
  parsed.path += "/#{quote(container)}"
  headers['x-auth-token'] = token
  # headers['content-length'] = 0
  resp = conn.put(parsed.request_uri, nil, headers)
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Container PUT failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)  
  end
end

.put_object(url, token = nil, container = nil, name = nil, contents = nil, content_length = nil, etag = nil, chunk_size = 65536, content_type = nil, headers = {}, http_conn = nil, proxy = nil) ⇒ Object 



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# File 'lib/client.rb', line 511

def self.put_object(url, token=nil, container=nil, name=nil, contents=nil,
               content_length=nil, etag=nil, chunk_size=65536,
               content_type=nil, headers={}, http_conn=nil, proxy=nil)
  if not http_conn
    http_conn = http_connection(url)
  end
  parsed = http_conn[0].clone
  conn = http_conn[1]
                
  parsed.path += "/#{quote(container)}" if container
  parsed.path += "/#{quote(name)}" if name
  headers['x-auth-token'] = token if token
  headers['etag'] = etag if etag
  if content_length != nil
    headers['content-length'] = content_length.to_s
  else
    headers.each do |k,v|
      if k.downcase == 'content-length'
        content_length = v.to_i
      end
    end
  end
  headers['content-type'] = content_type if content_type
  headers['content-length'] = '0' if not contents  
  if contents.respond_to? :read
    request = Net::HTTP::Put.new(parsed.request_uri, headers)
    chunked = ChunkedConnectionWrapper.new(contents, chunk_size)
    if content_length == nil
      request['Transfer-Encoding'] = 'chunked'
      request.delete('content-length')
    end
    request.body_stream = chunked
    resp = conn.start do |http|
      http.request(request)
    end
  else
    conn.start if not conn.started?
    resp = conn.put(parsed.request_uri, contents, headers)
  end
  if resp.code.to_i < 200 or resp.code.to_i > 300
    raise ClientException.new('Object PUT failed', :http_scheme=>parsed.scheme,
                :http_host=>conn.address, :http_port=>conn.port,
                :http_path=>parsed.path, :http_status=>resp.code,
                :http_reason=>resp.message)
  end
  resp.header['etag']
end

Instance Method Details

#delete_container(container) ⇒ Object 



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# File 'lib/client.rb', line 440

def delete_container(container)
  _retry(nil, :delete_container, [container])
end

#delete_object(container, name, headers = {}) ⇒ Object 



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# File 'lib/client.rb', line 617

def delete_object(container, name, headers={})
  _retry(nil, :delete_object, [container, name, headers])
end

#get_account(marker = nil, limit = nil, prefix = nil, full_listing = false) ⇒ Object 



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# File 'lib/client.rb', line 246

def (marker=nil, limit=nil, prefix=nil, full_listing=false)
  _retry(nil, :get_account, [marker, limit, prefix, @http_conn, full_listing])
end

#get_auth ⇒ Object 



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# File 'lib/client.rb', line 197

def get_auth
  @url, @token = SwiftClient.get_auth(@authurl, @user, @key, @snet)
end

#get_container(container, marker = nil, limit = nil, prefix = nil, delimiter = nil, full_listing = nil) ⇒ Object 



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# File 'lib/client.rb', line 343

def get_container(container, marker=nil, limit=nil, prefix=nil, delimiter=nil, full_listing=nil)
  _retry(nil, :get_container, [container, marker, limit, prefix, delimiter, full_listing])
end

#get_object(container, name, resp_chunk_size = nil) ⇒ Object 



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# File 'lib/client.rb', line 479

def get_object(container, name, resp_chunk_size=nil)
  _retry(nil, :get_object, [container, name, resp_chunk_size])
end

#head_account ⇒ Object 



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# File 'lib/client.rb', line 271

def 
  _retry(nil, :head_account, [@http_conn])
end

#head_container(container) ⇒ Object 



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# File 'lib/client.rb', line 370

def head_container(container)
  _retry(nil, :head_container, [container, @http_conn])
end

#head_object(container, name) ⇒ Object 



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# File 'lib/client.rb', line 507

def head_object(container, name)
  _retry(nil, :head_object, [container, name])
end

#http_connection ⇒ Object 



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# File 'lib/client.rb', line 172

def http_connection
  if !@http_conn
    @http_conn = SwiftClient.http_connection(@url)
  else
    @http_conn
  end
end

#post_account(headers = nil) ⇒ Object 



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# File 'lib/client.rb', line 292

def (headers=nil)
  _retry(nil, :post_account, [headers, @http_conn])
end

#post_container(container, headers = {}) ⇒ Object 



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# File 'lib/client.rb', line 417

def post_container(container, headers={})
  _retry(nil, :post_container, [container, headers])
end

#post_object(container, name, headers = {}) ⇒ Object 



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# File 'lib/client.rb', line 593

def post_object(container, name, headers={})
  _retry(nil, :post_object, [container, name, headers])
end

#put_container(container, headers = {}) ⇒ Object 



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# File 'lib/client.rb', line 394

def put_container(container, headers={})
  _retry(nil, :put_container, [container, headers, @http_conn])
end

#put_object(container, obj, contents, content_length = nil, etag = nil, chunk_size = 65536, content_type = nil, headers = {}) ⇒ Object 



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# File 'lib/client.rb', line 559

def put_object(container, obj, contents, content_length=nil, etag=nil, chunk_size=65536, content_type=nil, headers={})
  
  _default_reset = Proc.new do |args|
    raise ClientException("put_object(#{container}, #{obj}, ...) failure and no ability to reset contents for reupload.")
  end
  reset_func = _default_reset
  if (contents.respond_to? :seek) and (contents.respond_to? :tell)
    orig_pos = contents.tell
    reset_func = Proc.new {|a| contents.seek(orig_pos)}
  elsif !contents
    reset_func = Proc.new {|a| nil }
  end
  _retry(reset_func, :put_object, [container, obj, contents, content_length, etag, chunk_size, content_type, headers])
end