[PATCH 10/10] receive-pack: use strict mode for unpacking objects
Signed-off-by: Martin Koegler <mkoegler@auto.tuwien.ac.at>
---
Documentation/config.txt | 6 ++++++
receive-pack.c | 36 +++++++++++++++++++++++-------------
2 files changed, 29 insertions(+), 13 deletions(-)
diff --git a/Documentation/config.txt b/Documentation/config.txt
index fb6dae0..f319e27 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -922,6 +922,12 @@ imap::
The configuration variables in the 'imap' section are described
in linkgit:git-imap-send[1].
+receive.fsckObjects::
+ If it is set to true, git-receive-pack will check all received
+ objects. It will abort in the case of a malformed object or a
+ broken link. The result of an abort are only dangling objects.
+ The default value is true.
+
receive.unpackLimit::
If the number of objects received in a push is below this
limit then the objects will be unpacked into loose object
diff --git a/receive-pack.c b/receive-pack.c
index 3267495..f5440ff 100644
--- a/receive-pack.c
+++ b/receive-pack.c
@@ -10,6 +10,7 @@
static const char receive_pack_usage[] = "git-receive-pack <git-dir>";
static int deny_non_fast_forwards = 0;
+static int receive_fsck_objects = 1;
static int receive_unpack_limit = -1;
static int transfer_unpack_limit = -1;
static int unpack_limit = 100;
@@ -35,6 +36,11 @@ static int receive_pack_config(const char *var, const char *value)
return 0;
}
+ if (strcmp(var, "receive.fsckobjects") == 0) {
+ receive_fsck_objects = git_config_bool(var, value);
+ return 0;
+ }
+
return git_default_config(var, value);
}
@@ -367,11 +373,13 @@ static const char *unpack(void)
ntohl(hdr.hdr_version), ntohl(hdr.hdr_entries));
if (ntohl(hdr.hdr_entries) < unpack_limit) {
- int code;
- const char *unpacker[3];
- unpacker[0] = "unpack-objects";
- unpacker[1] = hdr_arg;
- unpacker[2] = NULL;
+ int code, i = 0;
+ const char *unpacker[4];
+ unpacker[i++] = "unpack-objects";
+ if (receive_fsck_objects)
+ unpacker[i++] = "--strict";
+ unpacker[i++] = hdr_arg;
+ unpacker[i++] = NULL;
code = run_command_v_opt(unpacker, RUN_GIT_CMD);
switch (code) {
case 0:
@@ -392,8 +400,8 @@ static const char *unpack(void)
return "unpacker exited with error code";
}
} else {
- const char *keeper[6];
- int s, status;
+ const char *keeper[7];
+ int s, status, i = 0;
char keep_arg[256];
struct child_process ip;
@@ -401,12 +409,14 @@ static const char *unpack(void)
if (gethostname(keep_arg + s, sizeof(keep_arg) - s))
strcpy(keep_arg + s, "localhost");
- keeper[0] = "index-pack";
- keeper[1] = "--stdin";
- keeper[2] = "--fix-thin";
- keeper[3] = hdr_arg;
- keeper[4] = keep_arg;
- keeper[5] = NULL;
+ keeper[i++] = "index-pack";
+ keeper[i++] = "--stdin";
+ if (receive_fsck_objects)
+ keeper[i++] = "--strict";
+ keeper[i++] = "--fix-thin";
+ keeper[i++] = hdr_arg;
+ keeper[i++] = keep_arg;
+ keeper[i++] = NULL;
memset(&ip, 0, sizeof(ip));
ip.argv = keeper;
ip.out = -1;
--
1.5.4.3.g3c5f