From: Timo Sirainen <tss@iki.fi>
Date: Fri, 20 Jan 2012 22:27:52 +0000 (+0200)
Subject: lmtp: Make core dumping work also after the first mail delivery.
X-Git-Tag: 2.1.rc4~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ffaa309c211897ab875bbe0b093bc7e709bb1e5d;p=thirdparty%2Fdovecot%2Fcore.git

lmtp: Make core dumping work also after the first mail delivery.
---

diff --git a/src/lmtp/commands.c b/src/lmtp/commands.c
index 9a22841b49..7d073d2f79 100644
--- a/src/lmtp/commands.c
+++ b/src/lmtp/commands.c
@@ -11,6 +11,7 @@
 #include "ostream.h"
 #include "istream-dot.h"
 #include "safe-mkstemp.h"
+#include "restrict-access.h"
 #include "master-service.h"
 #include "rfc822-parser.h"
 #include "message-date.h"
@@ -706,6 +707,10 @@ client_input_data_write_local(struct client *client, struct istream *input)
 		   lose e.g. config connection and need to reconnect to it. */
 		if (seteuid(0) < 0)
 			i_fatal("seteuid(0) failed: %m");
+		/* enable core dumping again. we need to chdir also to
+		   root-owned directory to get core dumps. */
+		restrict_access_allow_coredumps(TRUE);
+		(void)chdir(base_dir);
 	}
 }
 
diff --git a/src/lmtp/main.c b/src/lmtp/main.c
index b375a88711..305e90a6a5 100644
--- a/src/lmtp/main.c
+++ b/src/lmtp/main.c
@@ -25,7 +25,7 @@
 #define IS_STANDALONE() \
         (getenv(MASTER_IS_PARENT_ENV) == NULL)
 
-const char *dns_client_socket_path;
+const char *dns_client_socket_path, *base_dir;
 struct mail_storage_service_ctx *storage_service;
 
 static void client_connected(struct master_service_connection *conn)
@@ -107,6 +107,8 @@ int main(int argc, char *argv[])
 		}
 	}
 
+	if (t_get_current_dir(&base_dir) < 0)
+		i_fatal("getcwd() failed: %m");
 	drop_privileges();
 	master_service_init_finish(master_service);
 	master_service_init_log(master_service,
diff --git a/src/lmtp/main.h b/src/lmtp/main.h
index 9aae739ce9..8547032466 100644
--- a/src/lmtp/main.h
+++ b/src/lmtp/main.h
@@ -1,7 +1,7 @@
 #ifndef MAIN_H
 #define MAIN_H
 
-extern const char *dns_client_socket_path;
+extern const char *dns_client_socket_path, *base_dir;
 extern struct mail_storage_service_ctx *storage_service;
 
 void listener_client_destroyed(void);