Testsuite: Add short help to server

[exim.git] / test / README

diff --git a/test/README b/test/README
index bca4def7d8abbf9052365cd2953009c9f30eecf5..7bf4ceea550febabfc546bf09cafb13d2c5526d0 100644 (file)
--- a/test/README
+++ b/test/README
@@ -79,6 +79,8 @@ In order to run this test suite, the following requirements must be met:
     and "xyz" and single letters that are used in the tests. The test suite
     expects the login to have a gecos name; I think it will now run if the
     gecos field is empty but there may be anomalies.
     and "xyz" and single letters that are used in the tests. The test suite
     expects the login to have a gecos name; I think it will now run if the
     gecos field is empty but there may be anomalies.

+    The login must not contain a dash or an equal sign. (Otherwise some tests
+    about local_from_{suffix,prefix} will fail.)

 
 (4) The directory into which you unpack the test suite must be accessible by
     the Exim user, so that code running as exim can access the files therein.
 
 (4) The directory into which you unpack the test suite must be accessible by
     the Exim user, so that code running as exim can access the files therein.


@@ -91,9 +93,10 @@ In order to run this test suite, the following requirements must be met:
 (5) Exim must be built with its user and group specified at build time, and
     with certain minimum facilities, namely:
 
 (5) Exim must be built with its user and group specified at build time, and
     with certain minimum facilities, namely:
 

-      Routers:    accept, dnslookup, manualroute, redirect
-      Transports: appendfile, autoreply, pipe, smtp
-      Lookups:    lsearch
+      Routers:        accept, dnslookup, manualroute, redirect
+      Transports:     appendfile, autoreply, pipe, smtp
+      Lookups:        lsearch
+      Authenticators: plaintext

 
     Most Exim binaries will have these included.
 
 
     Most Exim binaries will have these included.
 


@@ -111,10 +114,13 @@ In order to run this test suite, the following requirements must be met:
     is also an IPv6 address, additional tests are run when the Exim binary
     contains IPv6 support. There are checks in the scripts for a running IPv4
     interface; when one is not found, some tests are skipped (with a warning
     is also an IPv6 address, additional tests are run when the Exim binary
     contains IPv6 support. There are checks in the scripts for a running IPv4
     interface; when one is not found, some tests are skipped (with a warning

-    message).
+    message).  The local net may not be in 10.0/8 as that is used by the suite.

 
 (9) Exim must be built with TRUSTED_CONFIG_LIST support, so that the test
     configs can be placed into it.  A suitable file location is .../exim/test/trusted_configs
 
 (9) Exim must be built with TRUSTED_CONFIG_LIST support, so that the test
     configs can be placed into it.  A suitable file location is .../exim/test/trusted_configs

+    with content .../exim/test/test-config [fill out the ... to make full
+    paths].  This file should be owner/group matching CONFIGURE_OWNER/GROUP,
+    or root/root.  The config files in .../exim/test/confs/ should be owner/group the same.

     DISABLE_D_OPTION must not be used. If ALT_CONFIG_PREFIX is used, it
     must contain the directory of the test-suite.  WHITELIST_D_MACROS should contain:
     
     DISABLE_D_OPTION must not be used. If ALT_CONFIG_PREFIX is used, it
     must contain the directory of the test-suite.  WHITELIST_D_MACROS should contain:
     


@@ -237,6 +243,11 @@ is as follows:
 
 There are some options for the ./runtest script itself:
 
 
 There are some options for the ./runtest script itself:
 

+  -CONTINUE This will allow the script to move past some failing tests. It will
+            write a simple failure line with the test number in a temporary
+            logfile test/failed-summary.log. Unexpected exit codes will still
+            stall the test execution and require interaction.
+

   -DEBUG    This option is for debugging the test script. It causes some
             tracing information to be output.
 
   -DEBUG    This option is for debugging the test script. It causes some
             tracing information to be output.
 


@@ -421,6 +432,40 @@ OTHER ISSUES
 
 . Test 0142 tests open file descriptors; on some hosts the output may vary.
 
 
 . Test 0142 tests open file descriptors; on some hosts the output may vary.
 

+. Some tests may fail, for example 0022, because it says it uses cached data
+  when the expected output thinks it should not be in cache.  Item #5 in the
+  Requirements section has:
+    "Exim must be built with its user and group specified at build time"
+  This means that you cannot use the "ref:username" in your Local/Makefile
+  when building the exim binary, in any of the following fields:
+    EXIM_USER  EXIM_GROUP  CONFIGURE_OWNER  CONFIGURE_GROUP
+
+. If the runtest script warns that the hostname is not a Fully Qualified
+  Domain Name (FQDN), expect that some tests will fail, for example 0036,
+  with an extra log line saying the hostname doesn't resolve.  You must use a
+  FQDN for the hostname for proper test functionality.
+
+. If you change your hostname to a FQDN, you must delete the test/dnszones
+  subdirectory.  When you next run the runtest script, it will rebuild the
+  content to use the new hostname.
+
+. If your hostname has an uppercase characters in it, expect that some tests
+  will fail, for example, 0036, because some log lines will have the hostname
+  in all lowercase.  The regex which extracts the hostname from the log lines
+  will not match the lowercased version.
+
+. Some tests may fail, for example 0015, with a cryptic error message:
+    Server return code 99
+  Due to security concerns, some specific files MUST have the group write bit
+  off.  For the purposes of the test suite, some test/aux-fixed/* files MUST
+  have the group write bit off, so it's easier to just remove the group write
+  bit for all of them.  If your umask is set to 002, the group write bit will
+  be on by default and you'll see this problem, so make sure your umask is
+  022 and re-checkout the test/ subdirectory.
+
+. Some tests will fail if the username and group name are different. It does
+  not have to be the primary group, a secondary group is sufficient.
+

 
 OTHER SCRIPTS AND PROGRAMS
 --------------------------
 
 OTHER SCRIPTS AND PROGRAMS
 --------------------------


@@ -637,7 +682,7 @@ only when DBM support is available in Exim, and typically follows the use of a
 "write" command (see below) that creates the input file.
 
 
 "write" command (see below) that creates the input file.
 
 

-  dumpdb <dbname>
+  dump <dbname>

 
 This command runs the exim_dumpdb utility on the testing spool directory, using
 the database name given, for example: "dumpdb retry".
 
 This command runs the exim_dumpdb utility on the testing spool directory, using
 the database name given, for example: "dumpdb retry".


@@ -688,6 +733,12 @@ This command causes the script to sleep for m milliseconds. Nothing is output
 to the screen.
 
 
 to the screen.
 
 

+  munge <name>
+
+This command requests custom munging of the test outputs.  The munge names
+used are coded in the runtest script (look for 'name of munge').
+
+

   need_ipv4
 
 This command must be at the head of a script. If no IPv4 interface has been
   need_ipv4
 
 This command must be at the head of a script. If no IPv4 interface has been


@@ -790,7 +841,7 @@ This command runs the auxiliary "client" program that simulates an SMTP client.
 It is controlled by a script read from its standard input, details of which are
 given below. There are two options. One is -t, which must be followed directly
 by a number, to specify the command timeout in seconds (e.g. -t5). The default
 It is controlled by a script read from its standard input, details of which are
 given below. There are two options. One is -t, which must be followed directly
 by a number, to specify the command timeout in seconds (e.g. -t5). The default

-timeout is 1 second. The other option is -tls-on-connect, which causes the
+timeout is 5 seconds. The other option is -tls-on-connect, which causes the

 client to try to start up a TLS session as soon as it has connected, without
 using the STARTTLS command. The client program connects to the given IP address
 and port, using the specified interface, if one is given.
 client to try to start up a TLS session as soon as it has connected, without
 using the STARTTLS command. The client program connects to the given IP address
 and port, using the specified interface, if one is given.


@@ -801,9 +852,11 @@ and port, using the specified interface, if one is given.
 
 When OpenSSL is available on the host, an alternative version of the client
 program is compiled, one that supports TLS using OpenSSL. The additional
 
 When OpenSSL is available on the host, an alternative version of the client
 program is compiled, one that supports TLS using OpenSSL. The additional

-arguments specify a certificate and key file when required. There is one
-additional option, -tls-on-connect, that causes the client to initiate TLS
-negotiation immediately on connection.
+arguments specify a certificate and key file when required for the connection.
+There are two additional options: -tls-on-connect, that causes the client to
+initiate TLS negociation immediately on connection; -ocsp that causes the TLS
+negotiation to include a certificate-status request.  The latter takes a
+filename argument, the CA info for verifying the stapled response.

 
 
   client-gnutls [<options>] <ip address> <port> [<outgoing interface>] \
 
 
   client-gnutls [<options>] <ip address> <port> [<outgoing interface>] \


@@ -834,6 +887,11 @@ example:
 Finally, "exim" can be preceded by "sudo", to run Exim as root. If more than
 one of these prefixes is present, they must be in the above order.
 
 Finally, "exim" can be preceded by "sudo", to run Exim as root. If more than
 one of these prefixes is present, they must be in the above order.
 

+If the options include "-DSERVER" but not "-DNOTDAEMON", the script waits for
+Exim to start but then continues without waiting for it to terminate. Typically
+this will be for a daemon-mode "-bd" operation.  The daemon should be later
+terminated using "killdaemon".
+

 
   exim_exim [<options>] [<arguments>]
 
 
   exim_exim [<options>] [<arguments>]
 


@@ -849,13 +907,15 @@ input, details of which are given below. A number of options are implemented:
 
   -d       causes the server to output debugging information
 
 
   -d       causes the server to output debugging information
 

-  -t       sets a timeout in seconds (default 5) for when the server is
+  -t <sec> sets a timeout (default 5) for when the server is

            awaiting an incoming connection
 
   -noipv4  causes the server not to set up an IPv4 socket
 
   -noipv6  causes the server not to set up an IPv6 socket
 
            awaiting an incoming connection
 
   -noipv4  causes the server not to set up an IPv4 socket
 
   -noipv6  causes the server not to set up an IPv6 socket
 

+  -i <sec> sets an initial pause, to delay before creating the listen sockets
+

 By default, in an IPv6 environment, both kinds of socket are set up. However,
 the test script knows which interfaces actually exist on the host, and it adds
 -noipv4 or -noipv6 to the server command as required. An error occurs if both
 By default, in an IPv6 environment, both kinds of socket are set up. However,
 the test script knows which interfaces actually exist on the host, and it adds
 -noipv4 or -noipv6 to the server command as required. An error occurs if both


@@ -971,7 +1031,10 @@ are of the following kinds:
     (d) If the line starts with ">*eof", nothing is sent and the connection
           is closed.
 
     (d) If the line starts with ">*eof", nothing is sent and the connection
           is closed.
 

-    The data that is sent starts after the initial '>' sequence.
+    The data that is sent starts after the initial '>' sequence.  Within
+    each line the sequence '\x' followed by two hex digits can be used
+    to specify an arbitrary byte value.  The sequence '\\' specifies a
+    single backslash.

 
 (2) A line that starts with "*sleep" specifies a number of seconds to wait
     before proceeding.
 
 (2) A line that starts with "*sleep" specifies a number of seconds to wait
     before proceeding.


@@ -985,7 +1048,10 @@ are of the following kinds:
 (5) Otherwise, the line defines the start of an input line that the client
     is expected to send. To allow for lines that start with digits, the line
     may start with '<', which is not taken as part of the input data. If the
 (5) Otherwise, the line defines the start of an input line that the client
     is expected to send. To allow for lines that start with digits, the line
     may start with '<', which is not taken as part of the input data. If the

-    input does not match, the server bombs out with an error message.
+    lines starts with '<<' then only the characters are expected; no return-
+    linefeed terminator. If the input does not match, the server bombs out
+    with an error message.  Backslash-escape sequences may be used in the
+    line content as for output lines.

 
 Here is a simple example of server use in a test script:
 
 
 Here is a simple example of server use in a test script:
 


@@ -1068,8 +1134,15 @@ directory by applying the standard substitutions. The test suite also builds
 dynamic zone files for the name of the current host and its IP address(es). The
 idea is that there should not be any need to rely on an external DNS.
 
 dynamic zone files for the name of the current host and its IP address(es). The
 idea is that there should not be any need to rely on an external DNS.
 

-The domain names that are handled directly by Exim, without being passed to
-fakens, are:
+The fakens program handles some names programmatically rather than using the
+fake zone files.  These are:
+
+  manyhome.test.ex  This name is used for testing hosts with ridiculously large
+                    numbers of IP addresses; 2048 IP addresses are generated
+                    and returned. Doing it this way saves having to make the
+                    interface to fakens handle more records that can fit in the
+                    data block. The addresses that are generated are in the
+                    10.250.0.0/16 network.

 
   test.again.dns    This always provokes a TRY_AGAIN response, for testing the
                     handling of temporary DNS error. If the full domain name
 
   test.again.dns    This always provokes a TRY_AGAIN response, for testing the
                     handling of temporary DNS error. If the full domain name


@@ -1078,23 +1151,12 @@ fakens, are:
   test.fail.dns     This always provokes a NO_RECOVERY response, for testing
                     DNS server failures.
 
   test.fail.dns     This always provokes a NO_RECOVERY response, for testing
                     DNS server failures.
 

-This special handling could now be done in the fakens program, but while the
-old test suite is still being used it has to be done in Exim itself, so for the
-moment it remains there.
-

 The use of gethostbyname() and its IPv6 friends is also subverted when Exim is
 running in the test harness. The test code handles a few special names
 directly; for all the others it uses DNS lookups, which are then handled as
 just described. Thus, the use of /etc/hosts is completely bypassed. The names
 that are specially handled are:
 
 The use of gethostbyname() and its IPv6 friends is also subverted when Exim is
 running in the test harness. The test code handles a few special names
 directly; for all the others it uses DNS lookups, which are then handled as
 just described. Thus, the use of /etc/hosts is completely bypassed. The names
 that are specially handled are:
 

-  manyhome.test.ex  This name is used for testing hosts with ridiculously large
-                    numbers of IP addresses; 2048 IP addresses are generated
-                    and returned. Doing it this way saves having to make the
-                    interface to fakens handle more records that can fit in the
-                    data block. The addresses that are generated are in the
-                    10.250.0.0/16 network.
-

   localhost         Always returns 127.0.0.1 or ::1, for IPv4 and IPv6 lookups,
                     respectively.
 
   localhost         Always returns 127.0.0.1 or ::1, for IPv4 and IPv6 lookups,
                     respectively.