1POSTCAT(1) General Commands Manual POSTCAT(1)
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6 postcat - show Postfix queue file contents
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9 postcat [-bdehnoqv] [-c config_dir] [files...]
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12 The postcat(1) command prints the contents of the named files in hu‐
13 man-readable form. The files are expected to be in Postfix queue file
14 format. If no files are specified on the command line, the program
15 reads from standard input.
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17 By default, postcat(1) shows the envelope and message content, as if
18 the options -beh were specified. To view message content only, specify
19 -bh (Postfix 2.7 and later).
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21 Options:
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23 -b Show body content. The -b option starts producing output at the
24 first non-header line, and stops when the end of the message is
25 reached.
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27 This feature is available in Postfix 2.7 and later.
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29 -c config_dir
30 The main.cf configuration file is in the named directory instead
31 of the default configuration directory.
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33 -d Print the decimal type of each record.
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35 -e Show message envelope content.
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37 This feature is available in Postfix 2.7 and later.
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39 -h Show message header content. The -h option produces output from
40 the beginning of the message up to, but not including, the first
41 non-header line.
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43 This feature is available in Postfix 2.7 and later.
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45 -o Print the queue file offset of each record.
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47 -q Search the Postfix queue for the named files instead of taking
48 the names literally.
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50 This feature is available in Postfix 2.0 and later.
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52 -r Print records in file order, don't follow pointer records.
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54 This feature is available in Postfix 3.7 and later.
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56 -s offset
57 Skip to the specified queue file offset.
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59 This feature is available in Postfix 3.7 and later.
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61 -v Enable verbose logging for debugging purposes. Multiple -v op‐
62 tions make the software increasingly verbose.
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65 Problems are reported to the standard error stream.
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68 MAIL_CONFIG
69 Directory with Postfix configuration files.
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72 The following main.cf parameters are especially relevant to this pro‐
73 gram.
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75 The text below provides only a parameter summary. See postconf(5) for
76 more details including examples.
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78 config_directory (see 'postconf -d' output)
79 The default location of the Postfix main.cf and master.cf con‐
80 figuration files.
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82 import_environment (see 'postconf -d' output)
83 The list of environment parameters that a privileged Postfix
84 process will import from a non-Postfix parent process, or
85 name=value environment overrides.
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87 queue_directory (see 'postconf -d' output)
88 The location of the Postfix top-level queue directory.
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91 /var/spool/postfix, Postfix queue directory
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94 postconf(5), Postfix configuration
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97 The Secure Mailer license must be distributed with this software.
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100 Wietse Venema
101 IBM T.J. Watson Research
102 P.O. Box 704
103 Yorktown Heights, NY 10598, USA
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105 Wietse Venema
106 Google, Inc.
107 111 8th Avenue
108 New York, NY 10011, USA
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112 POSTCAT(1)