[PATCH RSB 5] sb: Merge mailer changes from rtems-tools

Alex White alex.white at oarcorp.com
Wed Dec 15 21:38:00 UTC 2021


This adds the improved mailer.py script from rtems-tools.

Closes #4554
---
 source-builder/sb/mailer.py     | 194 +++++++++++++++++++++++++++++++++-------
 source-builder/sb/options.py    |  26 +++++-
 source-builder/sb/setbuilder.py |   2 +
 3 files changed, 189 insertions(+), 33 deletions(-)

diff --git a/source-builder/sb/mailer.py b/source-builder/sb/mailer.py
index 42b4fa6..1d3cbb5 100644
--- a/source-builder/sb/mailer.py
+++ b/source-builder/sb/mailer.py
@@ -1,21 +1,33 @@
 #
 # RTEMS Tools Project (http://www.rtems.org/)
-# Copyright 2013 Chris Johns (chrisj at rtems.org)
+# Copyright 2013-2016 Chris Johns (chrisj at rtems.org)
+# Copyright (C) 2021 On-Line Applications Research Corporation (OAR)
 # All rights reserved.
 #
 # This file is part of the RTEMS Tools package in 'rtems-tools'.
 #
-# Permission to use, copy, modify, and/or distribute this software for any
-# purpose with or without fee is hereby granted, provided that the above
-# copyright notice and this permission notice appear in all copies.
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright notice,
+# this list of conditions and the following disclaimer in the documentation
+# and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
 #
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 #
 # Manage emailing results or reports.
@@ -28,18 +40,72 @@ import smtplib
 import socket
 
 import error
+import execute
 import options
 import path
 
+_options = {
+    '--mail'         : 'Send email report or results.',
+    '--use-gitconfig': 'Use mail configuration from git config.',
+    '--mail-to'      : 'Email address to send the email to.',
+    '--mail-from'    : 'Email address the report is from.',
+    '--smtp-host'    : 'SMTP host to send via.',
+    '--smtp-port'    : 'SMTP port to send via.',
+    '--smtp-user'    : 'User for SMTP authentication.',
+    '--smtp-password': 'Password for SMTP authentication.'
+}
+
 def append_options(opts):
-    opts['--mail'] = 'Send email report or results.'
-    opts['--smtp-host'] = 'SMTP host to send via.'
-    opts['--mail-to'] = 'Email address to send the email too.'
-    opts['--mail-from'] = 'Email address the report is from.'
+    for o in _options:
+        opts[o] = _options[o]
+
+def add_arguments(argsp):
+    argsp.add_argument('--mail', help = _options['--mail'], action = 'store_true')
+    argsp.add_argument('--use-gitconfig', help = _options['--use-gitconfig'], action = 'store_true')
+    no_add = ['--mail', '--use-gitconfig']
+    for o in [opt for opt in list(_options) if opt not in no_add]:
+        argsp.add_argument(o, help = _options[o], type = str)
 
 class mail:
     def __init__(self, opts):
         self.opts = opts
+        self.gitconfig_lines = None
+        if opts.find_arg('--use-gitconfig') is not None:
+            # Read the output of `git config --list` instead of reading the
+            # .gitconfig file directly because Python 2 ConfigParser does not
+            # accept tabs at the beginning of lines.
+            e = execute.capture_execution()
+            exit_code, proc, output = e.open('git config --list', shell=True)
+            if exit_code == 0:
+                self.gitconfig_lines = output.split(os.linesep)
+
+    def _args_are_macros(self):
+        return isinstance(self.opts, options.command_line)
+
+    def _get_arg(self, arg):
+        if self._args_are_macros():
+            value = self.opts.find_arg(arg)
+            if value is not None:
+                value = self.opts.find_arg(arg)[1]
+        else:
+            if arg.startswith('--'):
+                arg = arg[2:]
+            arg = arg.replace('-', '_')
+            if arg in vars(self.opts):
+                value = vars(self.opts)[arg]
+            else:
+                value = None
+        return value
+
+    def _get_from_gitconfig(self, variable_name):
+        if self.gitconfig_lines is None:
+            return None
+
+        for line in self.gitconfig_lines:
+            if line.startswith(variable_name):
+                ls = line.split('=')
+                if len(ls) >= 2:
+                    return ls[1]
 
     def from_address(self):
 
@@ -52,9 +118,15 @@ class mail:
                 l = l[:l.index('\n')]
             return l.strip()
 
-        addr = self.opts.get_arg('--mail-from')
+        addr = self._get_arg('--mail-from')
         if addr is not None:
-            return addr[1]
+            return addr
+        addr = self._get_from_gitconfig('user.email')
+        if addr is not None:
+            name = self._get_from_gitconfig('user.name')
+            if name is not None:
+                addr = '%s <%s>' % (name, addr)
+            return addr
         mailrc = None
         if 'MAILRC' in os.environ:
             mailrc = os.environ['MAILRC']
@@ -63,9 +135,8 @@ class mail:
         if mailrc is not None and path.exists(mailrc):
             # set from="Joe Blow <joe at blow.org>"
             try:
-                mrc = open(mailrc, 'r')
-                lines = mrc.readlines()
-                mrc.close()
+                with open(mailrc, 'r') as mrc:
+                    lines = mrc.readlines()
             except IOError as err:
                 raise error.general('error reading: %s' % (mailrc))
             for l in lines:
@@ -76,40 +147,99 @@ class mail:
                         addr = fa[fa.index('=') + 1:].replace('"', ' ').strip()
             if addr is not None:
                 return addr
-        addr = self.opts.defaults.get_value('%{_sbgit_mail}')
+        if self._args_are_macros():
+            addr = self.opts.defaults.get_value('%{_sbgit_mail}')
+        else:
+            raise error.general('no valid from address for mail')
         return addr
 
     def smtp_host(self):
-        host = self.opts.get_arg('--smtp-host')
+        host = self._get_arg('--smtp-host')
         if host is not None:
-            return host[1]
-        host = self.opts.defaults.get_value('%{_mail_smtp_host}')
+            return host
+        host = self._get_from_gitconfig('sendemail.smtpserver')
+        if host is not None:
+            return host
+        if self._args_are_macros():
+            host = self.opts.defaults.get_value('%{_mail_smtp_host}')
         if host is not None:
             return host
         return 'localhost'
 
+    def smtp_port(self):
+        port = self._get_arg('--smtp-port')
+        if port is not None:
+            return port
+        port = self._get_from_gitconfig('sendemail.smtpserverport')
+        if port is not None:
+            return port
+        if self._args_are_macros():
+            port = self.opts.defaults.get_value('%{_mail_smtp_port}')
+        return port
+
+    def smtp_user(self):
+        user = self._get_arg('--smtp-user')
+        if user is not None:
+            return user
+        user = self._get_from_gitconfig('sendemail.smtpuser')
+        return user
+
+    def smtp_password(self):
+        password = self._get_arg('--smtp-password')
+        if password is not None:
+            return password
+        password = self._get_from_gitconfig('sendemail.smtppass')
+        return password
+
     def send(self, to_addr, subject, body):
         from_addr = self.from_address()
         msg = "From: %s\r\nTo: %s\r\nSubject: %s\r\n\r\n" % \
             (from_addr, to_addr, subject) + body
-        if type(to_addr) is str:
-            to_addr = to_addr.split(',')
-        if type(to_addr) is not list:
-            raise error.general('invalid to_addr type')
+        port = self.smtp_port()
+
         try:
-            s = smtplib.SMTP(self.smtp_host())
-            s.sendmail(from_addr, to_addr, msg)
+            s = smtplib.SMTP(self.smtp_host(), port, timeout=10)
+
+            password = self.smtp_password()
+            # If a password is provided, assume that authentication is required.
+            if password is not None:
+                user = self.smtp_user()
+                if user is None:
+                    user = from_addr
+                s.starttls()
+                s.login(user, password)
+
+            s.sendmail(from_addr, [to_addr], msg)
         except smtplib.SMTPException as se:
             raise error.general('sending mail: %s' % (str(se)))
         except socket.error as se:
             raise error.general('sending mail: %s' % (str(se)))
 
+    def send_file_as_body(self, to_addr, subject, name, intro = None):
+        try:
+            with open(name, 'r') as f:
+                body = f.readlines()
+        except IOError as err:
+            raise error.general('error reading mail body: %s' % (name))
+        if intro is not None:
+            body = intro + body
+        self.send(to_addr, from_addr, body)
+
 if __name__ == '__main__':
     import sys
+    import macros
     optargs = {}
+    rtdir = 'source-builder'
+    defaults = '%s/defaults.mc' % (rtdir)
     append_options(optargs)
-    opts = options.load(sys.argv, optargs = optargs, defaults = 'defaults.mc')
+    opts = options.command_line(base_path = '.',
+                                argv = sys.argv,
+                                optargs = optargs,
+                                defaults = macros.macros(name = defaults, rtdir = rtdir),
+                                command_path = '.')
+    options.load(opts)
     m = mail(opts)
     print('From: %s' % (m.from_address()))
     print('SMTP Host: %s' % (m.smtp_host()))
-    m.send(m.from_address(), 'Test mailer.py', 'This is a test')
+    if '--mail' in sys.argv:
+        m.send(m.from_address(), 'Test mailer.py', 'This is a test')
diff --git a/source-builder/sb/options.py b/source-builder/sb/options.py
index fe4182d..c2f7bb2 100644
--- a/source-builder/sb/options.py
+++ b/source-builder/sb/options.py
@@ -518,6 +518,15 @@ class command_line:
             return None
         return self.parse_args(arg)
 
+    def find_arg(self, arg):
+        if self.optargs is None or arg not in self.optargs:
+            raise error.internal('bad arg: %s' % (arg))
+        for a in self.args:
+            sa = a.split('=')
+            if sa[0].startswith(arg):
+                return sa
+        return None
+
     def with_arg(self, label, default = 'not-found'):
         # the default if there is no option for without.
         result = default
@@ -583,7 +592,22 @@ class command_line:
         self.opts['no-install'] = '1'
 
     def info(self):
-        s = ' Command Line: %s%s' % (' '.join(self.argv), os.linesep)
+        # Filter potentially sensitive mail options out.
+        filtered_args = [
+            arg for arg in self.argv
+            if all(
+                smtp_opt not in arg
+                for smtp_opt in [
+                    '--smtp-host',
+                    '--mail-to',
+                    '--mail-from',
+                    '--smtp-user',
+                    '--smtp-password',
+                    '--smtp-port'
+                ]
+            )
+        ]
+        s = ' Command Line: %s%s' % (' '.join(filtered_args), os.linesep)
         s += ' Python: %s' % (sys.version.replace('\n', ''))
         return s
 
diff --git a/source-builder/sb/setbuilder.py b/source-builder/sb/setbuilder.py
index a6efd75..be5a4c4 100644
--- a/source-builder/sb/setbuilder.py
+++ b/source-builder/sb/setbuilder.py
@@ -696,6 +696,8 @@ def run():
                      'log'    : '',
                      'reports': [],
                      'failure': None }
+            # Request this now to generate any errors.
+            smtp_host = mail['mail'].smtp_host()
             to_addr = opts.get_arg('--mail-to')
             if to_addr is not None:
                 mail['to'] = to_addr[1]
-- 
1.8.3.1



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