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authorJunio C Hamano <gitster@pobox.com>2010-04-03 19:28:39 (GMT)
committerJunio C Hamano <gitster@pobox.com>2010-04-03 19:28:39 (GMT)
commit8479c68799877eddd93622346f63df8e641ed632 (patch)
treed76d0073b03a62898335d0a24b0117df6bc672ab /git-send-email.perl
parentdf9930c129d4cfe4d39e5e4688a6a55a2bca0050 (diff)
parent134550fe21f2c70519b32cada993bfd0c644925b (diff)
downloadgit-8479c68799877eddd93622346f63df8e641ed632.zip
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Merge branch 'ja/send-email-ehlo'
* ja/send-email-ehlo: git-send-email.perl - try to give real name of the calling host to HELO/EHLO git-send-email.perl: add option --smtp-debug git-send-email.perl: improve error message in send_message()
Diffstat (limited to 'git-send-email.perl')
-rwxr-xr-xgit-send-email.perl80
1 files changed, 77 insertions, 3 deletions
diff --git a/git-send-email.perl b/git-send-email.perl
index d612ae8..33bcfb4 100755
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -64,6 +64,8 @@ git send-email [options] <file | directory | rev-list options >
--smtp-pass <str> * Password for SMTP-AUTH; not necessary.
--smtp-encryption <str> * tls or ssl; anything else disables.
--smtp-ssl * Deprecated. Use '--smtp-encryption ssl'.
+ --smtp-domain <str> * The domain name sent to HELO/EHLO handshake
+ --smtp-debug <0|1> * Disable, enable Net::SMTP debug.
Automating:
--identity <str> * Use the sendemail.<id> options.
@@ -130,6 +132,8 @@ my $have_email_valid = eval { require Email::Valid; 1 };
my $have_mail_address = eval { require Mail::Address; 1 };
my $smtp;
my $auth;
+my $mail_domain_default = "localhost.localdomain";
+my $mail_domain;
sub unique_email_list(@);
sub cleanup_compose_files();
@@ -187,6 +191,8 @@ my ($identity, $aliasfiletype, @alias_files, @smtp_host_parts);
my ($validate, $confirm);
my (@suppress_cc);
+my ($debug_net_smtp) = 0; # Net::SMTP, see send_message()
+
my $not_set_by_user = "true but not set by the user";
my %config_bool_settings = (
@@ -273,6 +279,8 @@ my $rc = GetOptions("sender|from=s" => \$sender,
"smtp-pass:s" => \$smtp_authpass,
"smtp-ssl" => sub { $smtp_encryption = 'ssl' },
"smtp-encryption=s" => \$smtp_encryption,
+ "smtp-debug:i" => \$debug_net_smtp,
+ "smtp-domain:s" => \$mail_domain,
"identity=s" => \$identity,
"annotate" => \$annotate,
"compose" => \$compose,
@@ -836,6 +844,62 @@ sub sanitize_address
}
+# Returns the local Fully Qualified Domain Name (FQDN) if available.
+#
+# Tightly configured MTAa require that a caller sends a real DNS
+# domain name that corresponds the IP address in the HELO/EHLO
+# handshake. This is used to verify the connection and prevent
+# spammers from trying to hide their identity. If the DNS and IP don't
+# match, the receiveing MTA may deny the connection.
+#
+# Here is a deny example of Net::SMTP with the default "localhost.localdomain"
+#
+# Net::SMTP=GLOB(0x267ec28)>>> EHLO localhost.localdomain
+# Net::SMTP=GLOB(0x267ec28)<<< 550 EHLO argument does not match calling host
+#
+# This maildomain*() code is based on ideas in Perl library Test::Reporter
+# /usr/share/perl5/Test/Reporter/Mail/Util.pm ==> sub _maildomain ()
+
+sub maildomain_net
+{
+ my $maildomain;
+
+ if (eval { require Net::Domain; 1 }) {
+ my $domain = Net::Domain::domainname();
+ $maildomain = $domain
+ unless $^O eq 'darwin' && $domain =~ /\.local$/;
+ }
+
+ return $maildomain;
+}
+
+sub maildomain_mta
+{
+ my $maildomain;
+
+ if (eval { require Net::SMTP; 1 }) {
+ for my $host (qw(mailhost localhost)) {
+ my $smtp = Net::SMTP->new($host);
+ if (defined $smtp) {
+ my $domain = $smtp->domain;
+ $smtp->quit;
+
+ $maildomain = $domain
+ unless $^O eq 'darwin' && $domain =~ /\.local$/;
+
+ last if $maildomain;
+ }
+ }
+ }
+
+ return $maildomain;
+}
+
+sub maildomain
+{
+ return maildomain_net() || maildomain_mta() || $mail_domain_default;
+}
+
# Returns 1 if the message was sent, and 0 otherwise.
# In actuality, the whole program dies when there
# is an error sending a message.
@@ -938,13 +1002,19 @@ X-Mailer: git-send-email $gitversion
if ($smtp_encryption eq 'ssl') {
$smtp_server_port ||= 465; # ssmtp
require Net::SMTP::SSL;
- $smtp ||= Net::SMTP::SSL->new($smtp_server, Port => $smtp_server_port);
+ $mail_domain ||= maildomain();
+ $smtp ||= Net::SMTP::SSL->new($smtp_server,
+ Hello => $mail_domain,
+ Port => $smtp_server_port);
}
else {
require Net::SMTP;
+ $mail_domain ||= maildomain();
$smtp ||= Net::SMTP->new((defined $smtp_server_port)
? "$smtp_server:$smtp_server_port"
- : $smtp_server);
+ : $smtp_server,
+ Hello => $mail_domain,
+ Debug => $debug_net_smtp);
if ($smtp_encryption eq 'tls' && $smtp) {
require Net::SMTP::SSL;
$smtp->command('STARTTLS');
@@ -963,7 +1033,11 @@ X-Mailer: git-send-email $gitversion
}
if (!$smtp) {
- die "Unable to initialize SMTP properly. Is there something wrong with your config?";
+ die "Unable to initialize SMTP properly. Check config and use --smtp-debug. ",
+ "VALUES: server=$smtp_server ",
+ "encryption=$smtp_encryption ",
+ "maildomain=$mail_domain",
+ defined $smtp_server_port ? "port=$smtp_server_port" : "";
}
if (defined $smtp_authuser) {