Signed-off-by: Christian Couder <[email protected]>
---
external-odb.c | 24 ++++++++++++++++++++++--
odb-helper.c | 30 ++++++++++++++++++++++++++++--
odb-helper.h | 8 +++++++-
t/t0400-external-odb.sh | 2 ++
t/t0410-transfer-e-odb.sh | 4 +++-
t/t0420-transfer-http-e-odb.sh | 6 +++---
6 files changed, 65 insertions(+), 9 deletions(-)
diff --git a/external-odb.c b/external-odb.c
index d11fc98719..0b6e443372 100644
--- a/external-odb.c
+++ b/external-odb.c
@@ -20,6 +20,19 @@ static struct odb_helper *find_or_create_helper(const char
*name, int len)
return o;
}
+static enum odb_helper_fetch_kind parse_fetch_kind(const char *key,
+ const char *value)
+{
+ if (!strcasecmp(value, "plainobject"))
+ return ODB_FETCH_KIND_PLAIN_OBJECT;
+ else if (!strcasecmp(value, "gitobject"))
+ return ODB_FETCH_KIND_GIT_OBJECT;
+ else if (!strcasecmp(value, "faultin"))
+ return ODB_FETCH_KIND_FAULT_IN;
+
+ die("unknown value for config '%s': %s", key, value);
+}
+
static int external_odb_config(const char *var, const char *value, void *data)
{
struct odb_helper *o;
@@ -36,8 +49,15 @@ static int external_odb_config(const char *var, const char
*value, void *data)
if (!strcmp(key, "command"))
return git_config_string(&o->cmd, var, value);
- if (!strcmp(key, "plainobjects"))
- o->store_plain_objects = git_config_bool(var, value);
+ if (!strcmp(key, "fetchkind")) {
+ const char *fetch_kind;
+ int ret = git_config_string(&fetch_kind, var, value);
+ if (!ret) {
+ o->fetch_kind = parse_fetch_kind(var, fetch_kind);
+ free((char *)fetch_kind);
+ }
+ return ret;
+ }
return 0;
}
diff --git a/odb-helper.c b/odb-helper.c
index b33ee81c97..24dc5375cb 100644
--- a/odb-helper.c
+++ b/odb-helper.c
@@ -347,14 +347,40 @@ static int odb_helper_fetch_git_object(struct odb_helper
*o,
return 0;
}
+static int odb_helper_fetch_fault_in(struct odb_helper *o,
+ const unsigned char *sha1,
+ int fd)
+{
+ struct odb_helper_object *obj;
+ struct odb_helper_cmd cmd;
+
+ obj = odb_helper_lookup(o, sha1);
+ if (!obj)
+ return -1;
+
+ if (odb_helper_start(o, &cmd, 0, "get %s", sha1_to_hex(sha1)) < 0)
+ return -1;
+
+ if (odb_helper_finish(o, &cmd))
+ return -1;
+
+ return 0;
+}
+
int odb_helper_fetch_object(struct odb_helper *o,
const unsigned char *sha1,
int fd)
{
- if (o->store_plain_objects)
+ switch(o->fetch_kind) {
+ case ODB_FETCH_KIND_PLAIN_OBJECT:
return odb_helper_fetch_plain_object(o, sha1, fd);
- else
+ case ODB_FETCH_KIND_GIT_OBJECT:
return odb_helper_fetch_git_object(o, sha1, fd);
+ case ODB_FETCH_KIND_FAULT_IN:
+ return odb_helper_fetch_fault_in(o, sha1, fd);
+ default:
+ BUG("invalid fetch kind '%d'", o->fetch_kind);
+ }
}
int odb_helper_for_each_object(struct odb_helper *o,
diff --git a/odb-helper.h b/odb-helper.h
index 3953b9bbaf..e3ad8e3316 100644
--- a/odb-helper.h
+++ b/odb-helper.h
@@ -3,10 +3,16 @@
#include "external-odb.h"
+enum odb_helper_fetch_kind {
+ ODB_FETCH_KIND_PLAIN_OBJECT = 0,
+ ODB_FETCH_KIND_GIT_OBJECT,
+ ODB_FETCH_KIND_FAULT_IN
+};
+
struct odb_helper {
const char *name;
const char *cmd;
- int store_plain_objects;
+ enum odb_helper_fetch_kind fetch_kind;
struct odb_helper_object {
unsigned char sha1[20];
diff --git a/t/t0400-external-odb.sh b/t/t0400-external-odb.sh
index 3c868cad4c..c3cb0fdc84 100755
--- a/t/t0400-external-odb.sh
+++ b/t/t0400-external-odb.sh
@@ -49,6 +49,7 @@ test_expect_success 'alt objects are missing' '
test_expect_success 'helper can retrieve alt objects' '
test_config odb.magic.command "$HELPER" &&
+ test_config odb.magic.fetchKind "gitObject" &&
cat >expect <<-\EOF &&
two
one
@@ -68,6 +69,7 @@ test_expect_success 'helper can add objects to alt repo' '
test_expect_success 'commit adds objects to alt repo' '
test_config odb.magic.command "$HELPER" &&
+ test_config odb.magic.fetchKind "gitObject" &&
test_commit three &&
hash3=$(git ls-tree HEAD | grep three.t | cut -f1 | cut -d\ -f3) &&
content=$(cd alt-repo && git show "$hash3") &&
diff --git a/t/t0410-transfer-e-odb.sh b/t/t0410-transfer-e-odb.sh
index 868b55db94..cba89866e2 100755
--- a/t/t0410-transfer-e-odb.sh
+++ b/t/t0410-transfer-e-odb.sh
@@ -89,7 +89,8 @@ HELPER2="\"$PWD\"/odb-helper2"
test_expect_success 'setup first alternate repo' '
git init alt-repo1 &&
test_commit zero &&
- git config odb.magic.command "$HELPER1"
+ git config odb.magic.command "$HELPER1" &&
+ git config odb.magic.fetchKind "gitObject"
'
test_expect_success 'setup other repo and its alternate repo' '
@@ -119,6 +120,7 @@ test_expect_success 'other repo gets the blobs from object
store' '
test_must_fail git cat-file blob "$hash1" &&
test_must_fail git cat-file blob "$hash2" &&
git config odb.magic.command "$HELPER2" &&
+ git config odb.magic.fetchKind "gitObject"
git cat-file blob "$hash1" &&
git cat-file blob "$hash2"
)
diff --git a/t/t0420-transfer-http-e-odb.sh b/t/t0420-transfer-http-e-odb.sh
index 716d722e97..8a5f3adaa7 100755
--- a/t/t0420-transfer-http-e-odb.sh
+++ b/t/t0420-transfer-http-e-odb.sh
@@ -53,7 +53,7 @@ HELPER="\"$PWD\"/odb-http-helper"
test_expect_success 'setup repo with a root commit and the helper' '
test_commit zero &&
git config odb.magic.command "$HELPER" &&
- git config odb.magic.plainObjects "true"
+ git config odb.magic.fetchKind "plainObject"
'
test_expect_success 'setup another repo from the first one' '
@@ -108,7 +108,7 @@ test_expect_success 'update other repo from the first one' '
git fetch origin "refs/odbs/magic/*:refs/odbs/magic/*" &&
test_must_fail git cat-file blob "$hash1" &&
git config odb.magic.command "$HELPER" &&
- git config odb.magic.plainObjects "true" &&
+ git config odb.magic.fetchKind "plainObject" &&
git cat-file blob "$hash1" &&
git pull origin master)
'
@@ -140,7 +140,7 @@ test_expect_success 'no-local initial-refspec clone
succeeds' '
mkdir my-other-clone &&
(cd my-other-clone &&
git config odb.magic.command "$HELPER" &&
- git config odb.magic.plainObjects "true" &&
+ git config odb.magic.fetchKind "plainObject" &&
git -c odb.magic.command="$HELPER" -c odb.magic.plainObjects="true" \
clone --no-local --initial-refspec
"refs/odbs/magic/*:refs/odbs/magic/*" .. .)
'
--
2.13.1.565.gbfcd7a9048
