pesign/0013-Don-t-set-up-digests-in-cms_context_init.patch
Peter Jones b58922c480 setfacl u:kojibuilder:rw /var/run/pesign/socket
- Fix command line checking in client
- Add client stdin pin reading.
2012-10-19 10:24:10 -04:00

120 lines
3.2 KiB
Diff

From 186b6d5d39a1feeaa5f9493d28dc4f53015d551d Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Wed, 17 Oct 2012 14:33:35 -0400
Subject: [PATCH 13/41] Don't set up digests in cms_context_init.
Move digest setup out of cms_context_init, so we can avoid leaking the
reference to the digests by not having them in ctx->backup_cms in the
daemon.
Signed-off-by: Peter Jones <pjones@redhat.com>
---
src/cms_common.c | 9 ++-------
src/cms_common.h | 3 +++
src/daemon.c | 27 +++++++++++++++++++++++++++
3 files changed, 32 insertions(+), 7 deletions(-)
diff --git a/src/cms_common.c b/src/cms_common.c
index 6219a2a..a8e34dd 100644
--- a/src/cms_common.c
+++ b/src/cms_common.c
@@ -97,7 +97,7 @@ digest_get_digest_size(cms_context *cms)
}
-static int
+int
setup_digests(cms_context *cms)
{
struct digest *digests = NULL;
@@ -133,7 +133,7 @@ err:
return -1;
}
-static void
+void
teardown_digests(cms_context *ctx)
{
struct digest *digests = ctx->digests;
@@ -199,11 +199,6 @@ cms_context_init(cms_context *cms)
return -1;
}
- int rc = setup_digests(cms);
- if (rc < 0) {
- PORT_FreeArena(cms->arena, PR_TRUE);
- return -1;
- }
cms->selected_digest = -1;
return 0;
diff --git a/src/cms_common.h b/src/cms_common.h
index fc80fa3..830427e 100644
--- a/src/cms_common.h
+++ b/src/cms_common.h
@@ -86,6 +86,9 @@ extern int cms_context_alloc(cms_context **ctxp);
extern int cms_context_init(cms_context *ctx);
extern void cms_context_fini(cms_context *ctx);
+extern int setup_digests(cms_context *cms);
+extern void teardown_digests(cms_context *ctx);
+
extern int generate_octet_string(cms_context *ctx, SECItem *encoded,
SECItem *original);
extern int generate_object_id(cms_context *ctx, SECItem *encoded,
diff --git a/src/daemon.c b/src/daemon.c
index a31c063..f44f069 100644
--- a/src/daemon.c
+++ b/src/daemon.c
@@ -143,6 +143,15 @@ handle_unlock_token(context *ctx, struct pollfd *pollfd, socklen_t size)
return;
}
+ rc = setup_digests(ctx->cms);
+ if (rc < 0) {
+ ctx->backup_cms->log(ctx->backup_cms, ctx->priority|LOG_NOTICE,
+ "Could not initialize digests: %s\n",
+ PORT_ErrorToString(PORT_GetError()));
+ send_response(ctx, ctx->backup_cms, pollfd, rc);
+ return;
+ }
+
steal_from_cms(ctx->backup_cms, ctx->cms);
if (!buffer) {
@@ -491,6 +500,15 @@ handle_sign_attached(context *ctx, struct pollfd *pollfd, socklen_t size)
if (rc < 0)
return;
+ rc = setup_digests(ctx->cms);
+ if (rc < 0) {
+ ctx->backup_cms->log(ctx->backup_cms, ctx->priority|LOG_NOTICE,
+ "Could not initialize digests: %s\n",
+ PORT_ErrorToString(PORT_GetError()));
+ send_response(ctx, ctx->backup_cms, pollfd, rc);
+ return;
+ }
+
steal_from_cms(ctx->backup_cms, ctx->cms);
handle_signing(ctx, pollfd, size, 1);
@@ -506,6 +524,15 @@ handle_sign_detached(context *ctx, struct pollfd *pollfd, socklen_t size)
if (rc < 0)
return;
+ rc = setup_digests(ctx->cms);
+ if (rc < 0) {
+ ctx->backup_cms->log(ctx->backup_cms, ctx->priority|LOG_NOTICE,
+ "Could not initialize digests: %s\n",
+ PORT_ErrorToString(PORT_GetError()));
+ send_response(ctx, ctx->backup_cms, pollfd, rc);
+ return;
+ }
+
steal_from_cms(ctx->backup_cms, ctx->cms);
handle_signing(ctx, pollfd, size, 0);
--
1.7.12.1