Allow e-mails to be sent with the Unix sendmail tool

If the stgit.smtpserver configuration option has an absolute file path
format, it is assumed to be an external tool. For example, to use
sendmail just set this variable to "/usr/sbin/sendmail -t -i" (see the
examples/gitconfig file).

Signed-off-by: Catalin Marinas <catalin.marinas@gmail.com>

diff --git a/examples/gitconfig b/examples/gitconfig
index c16f786..28d94af 100644 (file)
--- a/examples/gitconfig
+++ b/examples/gitconfig
@@ -19,6 +19,7 @@
        #autoresolved = no
 
        # SMTP server for sending patches
+       #smtpserver = /usr/sbin/sendmail -t -i
        #smtpserver = localhost:25
 
        # Set to 'yes' to use SMTP over TLS

diff --git a/stgit/commands/mail.py b/stgit/commands/mail.py
index 031444d..c11db99 100644 (file)
--- a/stgit/commands/mail.py
+++ b/stgit/commands/mail.py
@@ -24,6 +24,7 @@ from stgit.utils import *
 from stgit.out import *
 from stgit import stack, git, version, templates
 from stgit.config import config
+from stgit.run import Run
 
 
 help = 'send a patch or series of patches by e-mail'
@@ -31,13 +32,15 @@ usage = r"""%prog [options] [<patch1>] [<patch2>] [<patch3>..<patch4>]
 
 Send a patch or a range of patches by e-mail using the SMTP server
 specified by the 'stgit.smtpserver' configuration option, or the
-'--smtp-server' command line option. The From address and the e-mail
-format are generated from the template file passed as argument to
-'--template' (defaulting to '.git/patchmail.tmpl' or
-'~/.stgit/templates/patchmail.tmpl' or
+'--smtp-server' command line option. This option can also be an
+absolute path to 'sendmail' followed by command line arguments.
+
+The From address and the e-mail format are generated from the template
+file passed as argument to '--template' (defaulting to
+'.git/patchmail.tmpl' or '~/.stgit/templates/patchmail.tmpl' or
 '/usr/share/stgit/templates/patchmail.tmpl'). A patch can be sent as
-attachment using the --attach option in which case the 'mailattch.tmpl'
-template will be used instead of 'patchmail.tmpl'.
+attachment using the --attach option in which case the
+'mailattch.tmpl' template will be used instead of 'patchmail.tmpl'.
 
 The To/Cc/Bcc addresses can either be added to the template file or
 passed via the corresponding command line options. They can be e-mail
@@ -133,8 +136,9 @@ options = [make_option('-a', '--all',
                        help = 'sleep for SECONDS between e-mails sending'),
            make_option('--refid',
                        help = 'use REFID as the reference id'),
-           make_option('--smtp-server', metavar = 'HOST[:PORT]',
-                       help = 'SMTP server to use for sending mail'),
+           make_option('--smtp-server',
+                       metavar = 'HOST[:PORT] or "/path/to/sendmail -t -i"',
+                       help = 'SMTP server or command to use for sending mail'),
            make_option('-u', '--smtp-user', metavar = 'USER',
                        help = 'username for SMTP authentication'),
            make_option('-p', '--smtp-password', metavar = 'PASSWORD',
@@ -184,8 +188,14 @@ def __parse_addresses(msg):
 
     return (from_addr_list[0], to_addr_list)
 
-def __send_message(smtpserver, from_addr, to_addr_list, msg, sleep,
-                   smtpuser, smtppassword, use_tls):
+def __send_message_sendmail(sendmail, msg):
+    """Send the message using the sendmail command.
+    """
+    cmd = sendmail.split()
+    Run(*cmd).raw_input(msg).discard_output()
+
+def __send_message_smtp(smtpserver, from_addr, to_addr_list, msg,
+                        smtpuser, smtppassword, use_tls):
     """Send the message using the given SMTP server
     """
     try:
@@ -207,13 +217,25 @@ def __send_message(smtpserver, from_addr, to_addr_list, msg, sleep,
         result = s.sendmail(from_addr, to_addr_list, msg)
         if len(result):
             print "mail server refused delivery for the following recipients: %s" % result
-        # give recipients a chance of receiving patches in the correct order
-        time.sleep(sleep)
     except Exception, err:
         raise CmdException, str(err)
 
     s.quit()
 
+def __send_message(smtpserver, from_addr, to_addr_list, msg,
+                   sleep, smtpuser, smtppassword, use_tls):
+    """Message sending dispatcher.
+    """
+    if smtpserver.startswith('/'):
+        # Use the sendmail tool
+        __send_message_sendmail(smtpserver, msg)
+    else:
+        # Use the SMTP server (we have host and port information)
+        __send_message_smtp(smtpserver, from_addr, to_addr_list, msg,
+                            smtpuser, smtppassword, use_tls)
+    # give recipients a chance of receiving patches in the correct order
+    time.sleep(sleep)
+
 def __build_address_headers(msg, options, extra_cc = []):
     """Build the address headers and check existing headers in the
     template.