diff --git a/Documentation/config.txt b/Documentation/config.txt
index 8cbabe801..be0b8caca 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1515,6 +1515,19 @@ url.<base>.insteadOf::
never-before-seen repository on the site. When more than one
insteadOf strings match a given URL, the longest match is used.
+url.<base>.pushInsteadOf::
+ Any URL that starts with this value will not be pushed to;
+ instead, it will be rewritten to start with <base>, and the
+ resulting URL will be pushed to. In cases where some site serves
+ a large number of repositories, and serves them with multiple
+ access methods, some of which do not allow push, this feature
+ allows people to specify a pull-only URL and have git
+ automatically use an appropriate URL to push, even for a
+ never-before-seen repository on the site. When more than one
+ pushInsteadOf strings match a given URL, the longest match is
+ used. If a remote has an explicit pushurl, git will ignore this
+ setting for that remote.
+
user.email::
Your email address to be recorded in any newly created commits.
Can be overridden by the 'GIT_AUTHOR_EMAIL', 'GIT_COMMITTER_EMAIL', and
diff --git a/Documentation/urls.txt b/Documentation/urls.txt
index 5355ebc0f..d813ceb72 100644
--- a/Documentation/urls.txt
+++ b/Documentation/urls.txt
@@ -67,3 +67,21 @@ For example, with this:
a URL like "work:repo.git" or like "host.xz:/path/to/repo.git" will be
rewritten in any context that takes a URL to be "git://git.host.xz/repo.git".
+If you want to rewrite URLs for push only, you can create a
+configuration section of the form:
+
+------------
+ [url "<actual url base>"]
+ pushInsteadOf = <other url base>
+------------
+
+For example, with this:
+
+------------
+ [url "ssh://example.org/"]
+ pushInsteadOf = git://example.org/
+------------
+
+a URL like "git://example.org/path/to/repo.git" will be rewritten to
+"ssh://example.org/path/to/repo.git" for pushes, but pulls will still
+use the original URL.
diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index bf688e12e..98592040d 100755
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -1532,7 +1532,7 @@ _git_config ()
url.*.*)
local pfx="${cur%.*}."
cur="${cur##*.}"
- __gitcomp "insteadof" "$pfx" "$cur"
+ __gitcomp "insteadOf pushInsteadOf" "$pfx" "$cur"
return
;;
esac
diff --git a/remote.c b/remote.c
index 4b5b90597..73d33f258 100644
--- a/remote.c
+++ b/remote.c
@@ -28,6 +28,11 @@ struct rewrite {
int instead_of_nr;
int instead_of_alloc;
};
+struct rewrites {
+ struct rewrite **rewrite;
+ int rewrite_alloc;
+ int rewrite_nr;
+};
static struct remote **remotes;
static int remotes_alloc;
@@ -41,14 +46,13 @@ static struct branch *current_branch;
static const char *default_remote_name;
static int explicit_default_remote_name;
-static struct rewrite **rewrite;
-static int rewrite_alloc;
-static int rewrite_nr;
+static struct rewrites rewrites;
+static struct rewrites rewrites_push;
#define BUF_SIZE (2048)
static char buffer[BUF_SIZE];
-static const char *alias_url(const char *url)
+static const char *alias_url(const char *url, struct rewrites *r)
{
int i, j;
char *ret;
@@ -57,14 +61,14 @@ static const char *alias_url(const char *url)
longest = NULL;
longest_i = -1;
- for (i = 0; i < rewrite_nr; i++) {
- if (!rewrite[i])
+ for (i = 0; i < r->rewrite_nr; i++) {
+ if (!r->rewrite[i])
continue;
- for (j = 0; j < rewrite[i]->instead_of_nr; j++) {
- if (!prefixcmp(url, rewrite[i]->instead_of[j].s) &&
+ for (j = 0; j < r->rewrite[i]->instead_of_nr; j++) {
+ if (!prefixcmp(url, r->rewrite[i]->instead_of[j].s) &&
(!longest ||
- longest->len < rewrite[i]->instead_of[j].len)) {
- longest = &(rewrite[i]->instead_of[j]);
+ longest->len < r->rewrite[i]->instead_of[j].len)) {
+ longest = &(r->rewrite[i]->instead_of[j]);
longest_i = i;
}
}
@@ -72,10 +76,10 @@ static const char *alias_url(const char *url)
if (!longest)
return url;
- ret = xmalloc(rewrite[longest_i]->baselen +
+ ret = xmalloc(r->rewrite[longest_i]->baselen +
(strlen(url) - longest->len) + 1);
- strcpy(ret, rewrite[longest_i]->base);
- strcpy(ret + rewrite[longest_i]->baselen, url + longest->len);
+ strcpy(ret, r->rewrite[longest_i]->base);
+ strcpy(ret + r->rewrite[longest_i]->baselen, url + longest->len);
return ret;
}
@@ -101,17 +105,25 @@ static void add_url(struct remote *remote, const char *url)
remote->url[remote->url_nr++] = url;
}
-static void add_url_alias(struct remote *remote, const char *url)
-{
- add_url(remote, alias_url(url));
-}
-
static void add_pushurl(struct remote *remote, const char *pushurl)
{
ALLOC_GROW(remote->pushurl, remote->pushurl_nr + 1, remote->pushurl_alloc);
remote->pushurl[remote->pushurl_nr++] = pushurl;
}
+static void add_pushurl_alias(struct remote *remote, const char *url)
+{
+ const char *pushurl = alias_url(url, &rewrites_push);
+ if (pushurl != url)
+ add_pushurl(remote, pushurl);
+}
+
+static void add_url_alias(struct remote *remote, const char *url)
+{
+ add_url(remote, alias_url(url, &rewrites));
+ add_pushurl_alias(remote, url);
+}
+
static struct remote *make_remote(const char *name, int len)
{
struct remote *ret;
@@ -169,22 +181,22 @@ static struct branch *make_branch(const char *name, int len)
return ret;
}
-static struct rewrite *make_rewrite(const char *base, int len)
+static struct rewrite *make_rewrite(struct rewrites *r, const char *base, int len)
{
struct rewrite *ret;
int i;
- for (i = 0; i < rewrite_nr; i++) {
+ for (i = 0; i < r->rewrite_nr; i++) {
if (len
- ? (len == rewrite[i]->baselen &&
- !strncmp(base, rewrite[i]->base, len))
- : !strcmp(base, rewrite[i]->base))
- return rewrite[i];
+ ? (len == r->rewrite[i]->baselen &&
+ !strncmp(base, r->rewrite[i]->base, len))
+ : !strcmp(base, r->rewrite[i]->base))
+ return r->rewrite[i];
}
- ALLOC_GROW(rewrite, rewrite_nr + 1, rewrite_alloc);
+ ALLOC_GROW(r->rewrite, r->rewrite_nr + 1, r->rewrite_alloc);
ret = xcalloc(1, sizeof(struct rewrite));
- rewrite[rewrite_nr++] = ret;
+ r->rewrite[r->rewrite_nr++] = ret;
if (len) {
ret->base = xstrndup(base, len);
ret->baselen = len;
@@ -355,8 +367,13 @@ static int handle_config(const char *key, const char *value, void *cb)
subkey = strrchr(name, '.');
if (!subkey)
return 0;
- rewrite = make_rewrite(name, subkey - name);
if (!strcmp(subkey, ".insteadof")) {
+ rewrite = make_rewrite(&rewrites, name, subkey - name);
+ if (!value)
+ return config_error_nonbool(key);
+ add_instead_of(rewrite, xstrdup(value));
+ } else if (!strcmp(subkey, ".pushinsteadof")) {
+ rewrite = make_rewrite(&rewrites_push, name, subkey - name);
if (!value)
return config_error_nonbool(key);
add_instead_of(rewrite, xstrdup(value));
@@ -430,13 +447,17 @@ static void alias_all_urls(void)
{
int i, j;
for (i = 0; i < remotes_nr; i++) {
+ int add_pushurl_aliases;
if (!remotes[i])
continue;
- for (j = 0; j < remotes[i]->url_nr; j++) {
- remotes[i]->url[j] = alias_url(remotes[i]->url[j]);
- }
for (j = 0; j < remotes[i]->pushurl_nr; j++) {
- remotes[i]->pushurl[j] = alias_url(remotes[i]->pushurl[j]);
+ remotes[i]->pushurl[j] = alias_url(remotes[i]->pushurl[j], &rewrites);
+ }
+ add_pushurl_aliases = remotes[i]->pushurl_nr == 0;
+ for (j = 0; j < remotes[i]->url_nr; j++) {
+ if (add_pushurl_aliases)
+ add_pushurl_alias(remotes[i], remotes[i]->url[j]);
+ remotes[i]->url[j] = alias_url(remotes[i]->url[j], &rewrites);
}
}
}
diff --git a/t/t5516-fetch-push.sh b/t/t5516-fetch-push.sh
index 2d2633f3f..6889a53cf 100755
--- a/t/t5516-fetch-push.sh
+++ b/t/t5516-fetch-push.sh
@@ -122,6 +122,23 @@ test_expect_success 'fetch with insteadOf' '
)
'
+test_expect_success 'fetch with pushInsteadOf (should not rewrite)' '
+ mk_empty &&
+ (
+ TRASH=$(pwd)/ &&
+ cd testrepo &&
+ git config "url.trash/.pushInsteadOf" "$TRASH" &&
+ git config remote.up.url "$TRASH." &&
+ git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
+ git fetch up &&
+
+ r=$(git show-ref -s --verify refs/remotes/origin/master) &&
+ test "z$r" = "z$the_commit" &&
+
+ test 1 = $(git for-each-ref refs/remotes/origin | wc -l)
+ )
+'
+
test_expect_success 'push without wildcard' '
mk_empty &&
@@ -162,6 +179,36 @@ test_expect_success 'push with insteadOf' '
)
'
+test_expect_success 'push with pushInsteadOf' '
+ mk_empty &&
+ TRASH="$(pwd)/" &&
+ git config "url.$TRASH.pushInsteadOf" trash/ &&
+ git push trash/testrepo refs/heads/master:refs/remotes/origin/master &&
+ (
+ cd testrepo &&
+ r=$(git show-ref -s --verify refs/remotes/origin/master) &&
+ test "z$r" = "z$the_commit" &&
+
+ test 1 = $(git for-each-ref refs/remotes/origin | wc -l)
+ )
+'
+
+test_expect_success 'push with pushInsteadOf and explicit pushurl (pushInsteadOf should not rewrite)' '
+ mk_empty &&
+ TRASH="$(pwd)/" &&
+ git config "url.trash2/.pushInsteadOf" trash/ &&
+ git config remote.r.url trash/wrong &&
+ git config remote.r.pushurl "$TRASH/testrepo" &&
+ git push r refs/heads/master:refs/remotes/origin/master &&
+ (
+ cd testrepo &&
+ r=$(git show-ref -s --verify refs/remotes/origin/master) &&
+ test "z$r" = "z$the_commit" &&
+
+ test 1 = $(git for-each-ref refs/remotes/origin | wc -l)
+ )
+'
+
test_expect_success 'push with matching heads' '
mk_test heads/master &&