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rmilter: use libmilter with patch to socket activation

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This commit is contained in:
Alexander V. Nikolaev 2016-02-12 09:48:15 +02:00
parent 1c9234fd6c
commit 40f82550d8
2 changed files with 86 additions and 1 deletions
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7
pkgs/servers/mail/rmilter/default.nix
View File

@ -1,5 +1,10 @@
{ stdenv, fetchFromGitHub, cmake, bison, flex, openssl, pcre, libmilter, opendkim }:
let patchedLibmilter = stdenv.lib.overrideDerivation libmilter (_ : {
patches = libmilter.patches ++ [ ./fd-passing-libmilter.patch ];
});
in
stdenv.mkDerivation rec {
name = "rmilter-${version}";
version = "1.7.3";
@ -12,7 +17,7 @@ stdenv.mkDerivation rec {
};
nativeBuildInputs = [ bison cmake flex ];
buildInputs = [ libmilter openssl pcre opendkim ];
buildInputs = [ patchedLibmilter openssl pcre opendkim];
meta = with stdenv.lib; {
homepage = "https://github.com/vstakhov/rmilter";

80
pkgs/servers/mail/rmilter/fd-passing-libmilter.patch Normal file
View File

@ -0,0 +1,80 @@
Description: systemd-like socket activation support for libmilter
Author: Mikhail Gusarov <dottedmag@debian.org
diff --git a/libmilter/docs/smfi_setconn.html b/libmilter/docs/smfi_setconn.html
index 70a510e..013f04e 100644
--- a/libmilter/docs/smfi_setconn.html
+++ b/libmilter/docs/smfi_setconn.html
@@ -43,6 +43,7 @@ Set the socket through which this filter should communicate with sendmail.
<LI><CODE>{unix|local}:/path/to/file</CODE> -- A named pipe.
<LI><CODE>inet:port@{hostname|ip-address}</CODE> -- An IPV4 socket.
<LI><CODE>inet6:port@{hostname|ip-address}</CODE> -- An IPV6 socket.
+ <LI><CODE>fd:number</CODE> -- Pre-opened file descriptor.
</UL>
</TD></TR>
</TABLE>
diff --git a/libmilter/listener.c b/libmilter/listener.c
index 48c552f..2249a1f 100644
--- a/libmilter/listener.c
+++ b/libmilter/listener.c
@@ -197,6 +197,11 @@ mi_milteropen(conn, backlog, rmsocket, name)
L_socksize = sizeof addr.sin6;
}
#endif /* NETINET6 */
+ else if (strcasecmp(p, "fd") == 0)
+ {
+ addr.sa.sa_family = AF_UNSPEC;
+ L_socksize = sizeof (_SOCK_ADDR);
+ }
else
{
smi_log(SMI_LOG_ERR, "%s: unknown socket type %s",
@@ -443,7 +448,21 @@ mi_milteropen(conn, backlog, rmsocket, name)
}
#endif /* NETINET || NETINET6 */
- sock = socket(addr.sa.sa_family, SOCK_STREAM, 0);
+ if (addr.sa.sa_family == AF_UNSPEC)
+ {
+ char *end;
+ sock = strtol(colon, &end, 10);
+ if (*end != '\0' || sock < 0)
+ {
+ smi_log(SMI_LOG_ERR, "%s: expected positive integer as fd, got %s", name, colon);
+ return INVALID_SOCKET;
+ }
+ }
+ else
+ {
+ sock = socket(addr.sa.sa_family, SOCK_STREAM, 0);
+ }
+
if (!ValidSocket(sock))
{
smi_log(SMI_LOG_ERR,
@@ -466,6 +485,7 @@ mi_milteropen(conn, backlog, rmsocket, name)
#if NETUNIX
addr.sa.sa_family != AF_UNIX &&
#endif /* NETUNIX */
+ addr.sa.sa_family != AF_UNSPEC &&
setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (void *) &sockopt,
sizeof(sockopt)) == -1)
{
@@ -511,7 +531,8 @@ mi_milteropen(conn, backlog, rmsocket, name)
}
#endif /* NETUNIX */
- if (bind(sock, &addr.sa, L_socksize) < 0)
+ if (addr.sa.sa_family != AF_UNSPEC &&
+ bind(sock, &addr.sa, L_socksize) < 0)
{
smi_log(SMI_LOG_ERR,
"%s: Unable to bind to port %s: %s",
@@ -817,7 +838,7 @@ mi_listener(conn, dbg, smfi, timeout, backlog)
# ifdef BSD4_4_SOCKADDR
cliaddr.sa.sa_len == 0 ||
# endif /* BSD4_4_SOCKADDR */
- cliaddr.sa.sa_family != L_family))
+ (L_family != AF_UNSPEC && cliaddr.sa.sa_family != L_family)))
{
(void) closesocket(connfd);
connfd = INVALID_SOCKET;