+ authusername[k]='@';
+ }
+ }
+ else {
+ strcpy(authusername, smtpauthlogin);
+ }
+ return !strcasecmp(from, authusername);
+}
+
+
+void auth_smtplog(authlogin, authresult)
+char * authlogin;
+int authresult;
+{
+ char * x = env_get("LOG_AUTH");
+
+ if (!x || (*x != '1')) return;
+
+ if (authresult == SMTP_AUTH_SUCCESS) {
+ syslog(LOG_MAIL | LOG_INFO, "smtp auth: user name is %s, success!", authlogin);
+ } else {
+ syslog(LOG_MAIL | LOG_INFO, "smtp auth: user name is %s, failed!", authlogin);
+ }
+}
+
static int smtpauth_getl(void) {
int i;
if (!stralloc_copys(&smtpauth, "")) return -1;
@@ -611,11 +691,14 @@
wait_pid(&st, pid);
if (wait_exitcode(st) == 0) {
out("235 go ahead\r\n");
+ authd = 1;
+ auth_smtplog(smtpauthlogin, SMTP_AUTH_SUCCESS);
flush();
relayclient="";
return;
}
sleep(2);
+ auth_smtplog(smtpauthlogin, SMTP_AUTH_FAILED);
out("535 auth failure\r\n"); flush(); _exit(0);
/* done */
}
[/quote:d38fd091a9]
呵呵,正式用之前,各位多测试测试。
几种情况需要测测看:
1. 其它服务器发到本域,smtp过程是否正常,本域能否收到
2. from和auth user 不一样会出现什么情况, 一样的话,能否发信。
3. LOG_AUTH是否起作用。
呵呵,qmail的对齐用空格,实在不习惯,没办法,为保持一致,我也用了。
[b:d38fd091a9]更新版本[/b:d38fd091a9]
应一些朋友的要求,加了本地发信人发给本地,也需要auth的功能。
另外而且还加了一些注释,版本号。方法和前面一样。
代码如下:
[code:1:d38fd091a9]
--- qmail-smtpd.c 2003-06-02 18:;34:;51.000000000 -0400
+++ qmail-smtpd.c.new 2003-06-02 18:;42:;31.000000000 -0400
@@ -268,6 +268,7 @@
int r;
r = rcpthosts(addr.s,str_len(addr.s));
if (r == -1) die_control();
+ if (!localauthd()) return 0;
return r;
}
@@ -304,7 +305,11 @@
if (!stralloc_copys(&rcptto,"")) die_nomem();
if (!stralloc_copys(&mailfrom,addr.s)) die_nomem();
if (!stralloc_0(&mailfrom)) die_nomem();
- out("250 ok\r\n");
+ if (smtp_auth_validfrom(mailfrom.s)) {
+ out("250 ok\r\n");
+ } else {
+ out("must use username as From authenticated! (#5.7.1)\r\n");
+ }
}
void smtp_rcpt(arg) char *arg; {
if (!seenmail) { err_wantmail(); return; }
@@ -527,6 +532,89 @@
static stralloc smtpauth = {0};
static char smtpauthlogin[65];
static char smtpauthpass[65];
+static int authd = 0;
+
+/* Author:; gadfly@163.com. Version:; 1.2.
+ * 1. Check consistent between auth user and 'From' user.
+ * 2. Read the LOG_AUTH enviroment variable to determine whether logging the auth info.
+ * LOG_AUTH=1, write the auth smtp info into syslog.
+ * 3. If mail from local, rcpt to local domain, user must auth before send data.
+ */
+#include <syslog.h>
+