Foundations of Python Network Programming 978-1-4302-3004-5

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■ INDEX front-end web servers, 179–83 FTP (File Transfer Protocol), 291–303. See also SFTP (SSH File Transfer Protocol) FTP_TLS class, 303 ftplib module, 293–303 ftplib.all_errors, 299 full duplex channels, 292 full-text e-mail searching, 260 fully qualified domain names. See FQDN (fully qualified domain names) func, 264 function introspection, 310 FunkLoad tool, 106–9 ■ G gaierror, 61, 82, 225, 276 gateway machines IP addresses and, 12 routing, 12 generators, 185 GET, 142 CGI and, 194 cross-site scripting and, 161 forms and, 148, 149 frameworks and, 189 REST and, 151 get(), 288 getaddrinfo() address resolution, 55–59 binding with, 56 canonical names, 57 code example, 60 vs. DNS, 65 errors, 82 filtering addresses with, 56 numeric flags, 58 getcwd(), 287 getfqdn(), 59 gethostbyaddress(), 59 gethostbyname(), 59 gethostname(), 59 getpeername(), 26, 41, 52 getprotobyname(), 59 getservbyname(), 59 getervbyport(), 59 getsockaddr(), 63 getsockname(), 21, 41, 52 getsockopt(), 31 geturl(), 140 Global Interpreter Lock, 40, 120, 180 GNU zlib, 81 Google Chrome, 171, 181 Google MapReduce, 135 Google Maps API example, 2–7 Google Online Security Blog, 88 Google Protocol Buffers, 80, 321 GPG, 230 Grok, 190, 193 gzip compression, 138, 154 ■ H Hadoop, 135 half-closed sockets, 48 handle_client(), 102 has_extn(), 230, 233 hash identifier, 155 hash(), 129 hashing key values, 128–29 HEAD, 156 header layout in HTTP, 137. See also specific headers headers, e-mail decoding, 215 MIME, 205–16 non-English, 210 parsing, 202 searching, 259 SMTP, 222 special characters, 210 structure, 198 traditional, 198–200 types, 199 viewing with IMAP, 252 viewing with POP, 239 Hellmann, Doug, 115 HELO, 227, 229 hex(), 73 330
■ INDEX hiding cookies, 159 “On Holy Wars and a Plea for Peace”, 74 hops, SMTP, 223, 228, 230 Host: header, 144 host keys, SSH, 280–82 hostnames address resolution, 55–70 alias, 67 canonical names, 57 confirming, 61–63, 95 defined, 51 DNS, 63–70 empty string when binding, 43 errors, 82 vs. IP addresses, 10 mail domains, 66, 67, 68 Message-ID and, 202 security, 91 sockets, 16, 29 ssl package, 95 TCP connections, 38 Unicode, 58 hosts.allow files, 88 hosts.deny files, 88 .htaccess configuration files, 182 HTML (Hypertext Markup Language) dynamic elements, 181 element trees, 167, 168–73 forms, 148 parsing, 163–77 screen scraping, 163–78 selectors, 173 static elements, 180 syntax, 167 templates, 190 theming, 186 tidy tools, 168, 173 HTML_Parser, 169 htons(), 74 HTTP (Hypertext Transfer Protocol), 137–62 authentication, 157 caching, 155 compression, 154 content types, 149, 151, 153 cookies, 158–61 encryption, 156 errors, 144–47 framing, 79 vs. FTP, 292 GET, 142 header layout, 137. See also specific headers libraries, 138, 141, 161 payloads, 147 persistent connections, 147 POST, 148–51 raw connections, 5 redirection, 144–47, 150 relative URLs, 141 response codes, 137, 144, 153, 185, 229 REST, 151 RFC, 137 security, 158–61 servers, 182, 192 URL anatomy and parsing, 138–41 user agents, 152 validating links with HEAD, 156 HTTPConnection class, 147 HTTPCookieProcessor, 158 HTTPDigestAuthHandler, 158 httplib, 163 httplib2, 156 HttpOnly flag, 159 HTTPS, 94, 156, 160 Hypertext Markup Language. See HTML Hypertext Transfer Protocol. See HTTP ■ I IANA (Internet Assigned Numbers Authority) port numbers, 18 icanon, 273 ICMP (Internet Control Message Protocol), DF flag and, 13 idna codec, 59 IMAP (Internet Message Access Protocol), 243–62 adding messages, 260 asynchronicity and, 261 authentication, 245 331
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Foundations of Python Network Progr
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To the Python community for creatin
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Contents ■Contents at a Glance ..
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■ CONTENTS Asking getaddrinfo() W
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■ CONTENTS Using Message Queues f
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■ CONTENTS Parsing Dates ........
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■ CONTENTS Telnet ...............
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About the Authors ■ Brandon Craig
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Acknowledgements This book owes its
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■ INTRODUCTION If you do know som
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C H A P T E R 1 ■ ■ ■ Introdu
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CHAPTER 1 ■ INTRODUCTION TO CLIEN
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C H A P T E R 2 ■ ■ ■ UDP The
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CHAPTER 2 ■ UDP server with SSH.
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CHAPTER 2 ■ UDP them anywhere in
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CHAPTER 2 ■ UDP command-line argu
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CHAPTER 2 ■ UDP » » » » raise
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CHAPTER 2 ■ UDP world itself give
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CHAPTER 2 ■ UDP socket that is no
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CHAPTER 2 ■ UDP So binding to an
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CHAPTER 2 ■ UDP s.connect((hostna
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CHAPTER 2 ■ UDP else: » print >>
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C H A P T E R 3 ■ ■ ■ TCP The
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CHAPTER 3 ■ TCP situation), and t
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CHAPTER 3 ■ TCP » reply = recv_a
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CHAPTER 3 ■ TCP guess when the in
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CHAPTER 3 ■ TCP the system has no
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CHAPTER 3 ■ TCP » » » print '\
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CHAPTER 3 ■ TCP $ python tcp_dead
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CHAPTER 3 ■ TCP Using TCP Streams
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CHAPTER 4 ■ SOCKET NAMES AND DNS
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CHAPTER 5 ■ NETWORK DATA AND NETW
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C H A P T E R 6 ■ ■ ■ TLS and
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CHAPTER 6 ■ TLS AND SSL systems a
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CHAPTER 6 ■ TLS AND SSL • He wi
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CHAPTER 6 ■ TLS AND SSL discussio
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CHAPTER 6 ■ TLS AND SSL • The s
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CHAPTER 6 ■ TLS AND SSL The Links
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C H A P T E R 7 ■ ■ ■ Server
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CHAPTER 7 ■ SERVER ARCHITECTURE P
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CHAPTER 7 ■ SERVER ARCHITECTURE
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CHAPTER 7 ■ SERVER ARCHITECTURE N
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CHAPTER 7 ■ SERVER ARCHITECTURE L
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CHAPTER 7 ■ SERVER ARCHITECTURE F
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CHAPTER 7 ■ SERVER ARCHITECTURE p
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CHAPTER 7 ■ SERVER ARCHITECTURE N
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CHAPTER 7 ■ SERVER ARCHITECTURE L
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CHAPTER 7 ■ SERVER ARCHITECTURE s
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CHAPTER 7 ■ SERVER ARCHITECTURE c
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C H A P T E R 8 ■ ■ ■ Caches,
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CHAPTER 8 ■ CACHES, MESSAGE QUEUE
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C H A P T E R 9 ■ ■ ■ HTTP Th
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CHAPTER 9 ■ HTTP Here, the URL sp
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CHAPTER 9 ■ HTTP Relative URLs Ve
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CHAPTER 9 ■ HTTP From now on, I a
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CHAPTER 9 ■ HTTP • 303 See Othe
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CHAPTER 9 ■ HTTP You cannot tell
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CHAPTER 9 ■ HTTP Instead of stuff
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CHAPTER 9 ■ HTTP POST And APIs Al
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CHAPTER 9 ■ HTTP Content Type Neg
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CHAPTER 9 ■ HTTP HTTP Caching Man
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CHAPTER 9 ■ HTTP If the connectio
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CHAPTER 9 ■ HTTP >>> import cooki
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CHAPTER 9 ■ HTTP So the technique
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C H A P T E R 10 ■ ■ ■ Screen
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CHAPTER 10 ■ SCREEN SCRAPING Figu
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CHAPTER 10 ■ SCREEN SCRAPING cont
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CHAPTER 10 ■ SCREEN SCRAPING Thir
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CHAPTER 10 ■ SCREEN SCRAPING Ther
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CHAPTER 10 ■ SCREEN SCRAPING Beau
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CHAPTER 10 ■ SCREEN SCRAPING If y
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CHAPTER 10 ■ SCREEN SCRAPING Cond
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C H A P T E R 11 ■ ■ ■ Web Ap
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CHAPTER 11 ■ WEB APPLICATIONS Thi
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CHAPTER 11 ■ WEB APPLICATIONS But
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CHAPTER 11 ■ WEB APPLICATIONS the
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CHAPTER 11 ■ WEB APPLICATIONS •
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CHAPTER 11 ■ WEB APPLICATIONS hig
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CHAPTER 11 ■ WEB APPLICATIONS The
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CHAPTER 11 ■ WEB APPLICATIONS the
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CHAPTER 11 ■ WEB APPLICATIONS The
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C H A P T E R 12 ■ ■ ■ E-mail
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CHAPTER 12 ■ E-MAIL COMPOSITION A
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C H A P T E R 13 ■ ■ ■ SMTP A
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CHAPTER 13 ■ SMTP anyway. Outgoin
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CHAPTER 13 ■ SMTP How SMTP Is Use
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CHAPTER 13 ■ SMTP This mechanism
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CHAPTER 13 ■ SMTP s = smtplib.SMT
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CHAPTER 13 ■ SMTP ETRN STARTTLS X
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CHAPTER 13 ■ SMTP » s = smtplib.
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CHAPTER 13 ■ SMTP exchange mail o
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CHAPTER 13 ■ SMTP username = sys.
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C H A P T E R 14 ■ ■ ■ POP PO
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CHAPTER 14 ■ POP ■ Caution! Whi
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CHAPTER 14 ■ POP finally: » p.qu
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CHAPTER 14 ■ POP Subject: Backup
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CHAPTER 15 ■ IMAP THE IMAP PROTOC
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CHAPTER 15 ■ IMAP '(\\HasNoChildr
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CHAPTER 15 ■ IMAP Examining Folde
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CHAPTER 15 ■ IMAP Listing 15-5. D
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CHAPTER 15 ■ IMAP key that IMAP h
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CHAPTER 15 ■ IMAP » » print def
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CHAPTER 15 ■ IMAP » From: Brando
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CHAPTER 15 ■ IMAP • \Flagged: T
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CHAPTER 15 ■ IMAP An IMAP message
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CHAPTER 15 ■ IMAP display or summ
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CHAPTER 16 ■ TELNET AND SSH cloud
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CHAPTER 16 ■ TELNET AND SSH Unix
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CHAPTER 16 ■ TELNET AND SSH Do yo
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CHAPTER 16 ■ TELNET AND SSH As we
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CHAPTER 16 ■ TELNET AND SSH tabif
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CHAPTER 16 ■ TELNET AND SSH repla
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CHAPTER 16 ■ TELNET AND SSH Listi
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Page 310 and 311: CHAPTER 17 ■ FTP The biggest prob
Page 312 and 313: CHAPTER 17 ■ FTP f.login() print
Page 314 and 315: CHAPTER 17 ■ FTP if os.path.exist
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Page 318 and 319: CHAPTER 17 ■ FTP Windows servers
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Page 322 and 323: C H A P T E R 18 ■ ■ ■ RPC Re
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Page 326 and 327: CHAPTER 18 ■ RPC The SimpleXMLRPC
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Page 338 and 339: CHAPTER 18 ■ RPC • Google Proto
Page 340 and 341: ■ INDEX mod_python, 194 Qpid, 131
Page 342 and 343: ■ INDEX Common Gateway Interface.
Page 344 and 345: ■ INDEX international characters
Page 348 and 349: ■ INDEX deleting folders, 260 del
Page 350 and 351: ■ INDEX mechanize, 138, 163 Memca
Page 352 and 353: ■ INDEX pausing terminal output,
Page 354 and 355: ■ INDEX resources. See also RFCs
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Page 358 and 359: ■ INDEX terminals, 270-74 bufferi
Page 360 and 361: ■ INDEX ■ V validating cached r
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