From: Johannes Schindelin <johannes.schindelin@xxxxxx>
This comes in handy during Scalar upgrades, or when config settings were
messed up by mistake.
Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx>
---
contrib/scalar/scalar.c | 79 +++++++++++++++++++++-----------
contrib/scalar/scalar.txt | 8 ++++
contrib/scalar/t/t9099-scalar.sh | 8 ++++
3 files changed, 67 insertions(+), 28 deletions(-)
diff --git a/contrib/scalar/scalar.c b/contrib/scalar/scalar.c
index fa900e4373f..d7306b43cae 100644
--- a/contrib/scalar/scalar.c
+++ b/contrib/scalar/scalar.c
@@ -108,18 +108,20 @@ static int run_git(const char *arg, ...)
return res;
}
-static int set_recommended_config(void)
+static int set_recommended_config(int reconfigure)
{
struct {
const char *key;
const char *value;
+ int overwrite_on_reconfigure;
} config[] = {
- { "am.keepCR", "true" },
- { "core.FSCache", "true" },
- { "core.multiPackIndex", "true" },
- { "core.preloadIndex", "true" },
+ /* Required */
+ { "am.keepCR", "true", 1 },
+ { "core.FSCache", "true", 1 },
+ { "core.multiPackIndex", "true", 1 },
+ { "core.preloadIndex", "true", 1 },
#ifndef WIN32
- { "core.untrackedCache", "true" },
+ { "core.untrackedCache", "true", 1 },
#else
/*
* Unfortunately, Scalar's Functional Tests demonstrated
@@ -133,28 +135,29 @@ static int set_recommended_config(void)
* Therefore, with a sad heart, we disable this very useful
* feature on Windows.
*/
- { "core.untrackedCache", "false" },
+ { "core.untrackedCache", "false", 1 },
#endif
- { "core.logAllRefUpdates", "true" },
- { "credential.https://dev.azure.com.useHttpPath";, "true" },
- { "credential.validate", "false" }, /* GCM4W-only */
- { "gc.auto", "0" },
- { "gui.GCWarning", "false" },
- { "index.threads", "true" },
- { "index.version", "4" },
- { "merge.stat", "false" },
- { "merge.renames", "true" },
- { "pack.useBitmaps", "false" },
- { "pack.useSparse", "true" },
- { "receive.autoGC", "false" },
- { "reset.quiet", "true" },
- { "feature.manyFiles", "false" },
- { "feature.experimental", "false" },
- { "fetch.unpackLimit", "1" },
- { "fetch.writeCommitGraph", "false" },
+ { "core.logAllRefUpdates", "true", 1 },
+ { "credential.https://dev.azure.com.useHttpPath";, "true", 1 },
+ { "credential.validate", "false", 1 }, /* GCM4W-only */
+ { "gc.auto", "0", 1 },
+ { "gui.GCWarning", "false", 1 },
+ { "index.threads", "true", 1 },
+ { "index.version", "4", 1 },
+ { "merge.stat", "false", 1 },
+ { "merge.renames", "true", 1 },
+ { "pack.useBitmaps", "false", 1 },
+ { "pack.useSparse", "true", 1 },
+ { "receive.autoGC", "false", 1 },
+ { "reset.quiet", "true", 1 },
+ { "feature.manyFiles", "false", 1 },
+ { "feature.experimental", "false", 1 },
+ { "fetch.unpackLimit", "1", 1 },
+ { "fetch.writeCommitGraph", "false", 1 },
#ifdef WIN32
- { "http.sslBackend", "schannel" },
+ { "http.sslBackend", "schannel", 1 },
#endif
+ /* Optional */
{ "status.aheadBehind", "false" },
{ "commitGraph.generationVersion", "1" },
{ "core.autoCRLF", "false" },
@@ -166,7 +169,8 @@ static int set_recommended_config(void)
char *value;
for (i = 0; config[i].key; i++) {
- if (git_config_get_string(config[i].key, &value)) {
+ if ((reconfigure && config[i].overwrite_on_reconfigure) ||
+ git_config_get_string(config[i].key, &value)) {
trace2_data_string("scalar", the_repository, config[i].key, "created");
if (git_config_set_gently(config[i].key,
config[i].value) < 0)
@@ -231,7 +235,7 @@ static int register_dir(void)
int res = add_or_remove_enlistment(1);
if (!res)
- res = set_recommended_config();
+ res = set_recommended_config(0);
if (!res)
res = toggle_maintenance(1);
@@ -419,7 +423,7 @@ static int cmd_clone(int argc, const char **argv)
(res = run_git("sparse-checkout", "init", "--cone", NULL)))
goto cleanup;
- if (set_recommended_config())
+ if (set_recommended_config(0))
return error(_("could not configure '%s'"), dir);
if ((res = run_git("fetch", "--quiet", "origin", NULL))) {
@@ -484,6 +488,24 @@ static int cmd_register(int argc, const char **argv)
return register_dir();
}
+static int cmd_reconfigure(int argc, const char **argv)
+{
+ struct option options[] = {
+ OPT_END(),
+ };
+ const char * const usage[] = {
+ N_("scalar reconfigure [<enlistment>]"),
+ NULL
+ };
+
+ argc = parse_options(argc, argv, NULL, options,
+ usage, 0);
+
+ setup_enlistment_directory(argc, argv, usage, options, NULL);
+
+ return set_recommended_config(1);
+}
+
static int cmd_run(int argc, const char **argv)
{
struct option options[] = {
@@ -620,6 +642,7 @@ static struct {
{ "register", cmd_register },
{ "unregister", cmd_unregister },
{ "run", cmd_run },
+ { "reconfigure", cmd_reconfigure },
{ NULL, NULL},
};
diff --git a/contrib/scalar/scalar.txt b/contrib/scalar/scalar.txt
index 39143b08324..89fd7901585 100644
--- a/contrib/scalar/scalar.txt
+++ b/contrib/scalar/scalar.txt
@@ -13,6 +13,7 @@ scalar list
scalar register [<enlistment>]
scalar unregister [<enlistment>]
scalar run ( all | config | commit-graph | fetch | loose-objects | pack-files ) [<enlistment>]
+scalar reconfigure <enlistment>
DESCRIPTION
-----------
@@ -117,6 +118,13 @@ opinionated default settings that make Git work more efficiently with
large repositories. As this task is run as part of `scalar clone`
automatically, explicit invocations of this task are rarely needed.
+Reconfigure
+~~~~~~~~~~~
+
+After a Scalar upgrade, or when the configuration of a Scalar enlistment
+was somehow corrupted or changed by mistake, this subcommand allows to
+reconfigure the enlistment.
+
SEE ALSO
--------
linkgit:git-clone[1], linkgit:git-maintenance[1].
diff --git a/contrib/scalar/t/t9099-scalar.sh b/contrib/scalar/t/t9099-scalar.sh
index f60e086d6f9..fb5e2efee0a 100755
--- a/contrib/scalar/t/t9099-scalar.sh
+++ b/contrib/scalar/t/t9099-scalar.sh
@@ -65,4 +65,12 @@ test_expect_success 'scalar clone' '
)
'
+test_expect_success 'scalar reconfigure' '
+ git init one/src &&
+ scalar register one &&
+ git -C one/src config core.preloadIndex false &&
+ scalar reconfigure one &&
+ test true = "$(git -C one/src config core.preloadIndex)"
+'
+
test_done
--
gitgitgadget
