remote: add get-url subcommand

Expanding `insteadOf` is a part of ls-remote --url and there is no way
to expand `pushInsteadOf` as well. Add a get-url subcommand to be able
to query both as well as a way to get all configured urls.

Signed-off-by: Ben Boeckel <mathstuf@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/git-remote.txt b/Documentation/git-remote.txt
index 4c6d6de7b77c2f1a70e2335fed0e65e956f99c6f..3c9bf45829e084a2309117b44520ad4275e9d4d7 100644 (file)
--- a/Documentation/git-remote.txt
+++ b/Documentation/git-remote.txt
@@ -15,6 +15,7 @@ SYNOPSIS
 'git remote remove' <name>
 'git remote set-head' <name> (-a | --auto | -d | --delete | <branch>)
 'git remote set-branches' [--add] <name> <branch>...
+'git remote get-url' [--push] [--all] <name>
 'git remote set-url' [--push] <name> <newurl> [<oldurl>]
 'git remote set-url --add' [--push] <name> <newurl>
 'git remote set-url --delete' [--push] <name> <url>
@@ -131,6 +132,15 @@ The named branches will be interpreted as if specified with the
 With `--add`, instead of replacing the list of currently tracked
 branches, adds to that list.
 
+'get-url'::
+
+Retrieves the URLs for a remote. Configurations for `insteadOf` and
+`pushInsteadOf` are expanded here. By default, only the first URL is listed.
++
+With '--push', push URLs are queried rather than fetch URLs.
++
+With '--all', all URLs for the remote will be listed.
+
 'set-url'::
 
 Changes URLs for the remote. Sets first URL for remote <name> that matches

diff --git a/builtin/remote.c b/builtin/remote.c
index f4a6ec9f138bcfe3b2519412fa70c289a0024fb5..ec9ec981a30e24ec85d4c0f54165f59b220d5052 100644 (file)
--- a/builtin/remote.c
+++ b/builtin/remote.c
@@ -18,6 +18,7 @@ static const char * const builtin_remote_usage[] = {
        N_("git remote prune [-n | --dry-run] <name>"),
        N_("git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]"),
        N_("git remote set-branches [--add] <name> <branch>..."),
+       N_("git remote get-url [--push] [--all] <name>"),
        N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
        N_("git remote set-url --add <name> <newurl>"),
        N_("git remote set-url --delete <name> <url>"),
@@ -65,6 +66,11 @@ static const char * const builtin_remote_update_usage[] = {
        NULL
 };
 
+static const char * const builtin_remote_geturl_usage[] = {
+       N_("git remote get-url [--push] [--all] <name>"),
+       NULL
+};
+
 static const char * const builtin_remote_seturl_usage[] = {
        N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
        N_("git remote set-url --add <name> <newurl>"),
@@ -1497,6 +1503,57 @@ static int set_branches(int argc, const char **argv)
        return set_remote_branches(argv[0], argv + 1, add_mode);
 }
 
+static int get_url(int argc, const char **argv)
+{
+       int i, push_mode = 0, all_mode = 0;
+       const char *remotename = NULL;
+       struct remote *remote;
+       const char **url;
+       int url_nr;
+       struct option options[] = {
+               OPT_BOOL('\0', "push", &push_mode,
+                        N_("query push URLs rather than fetch URLs")),
+               OPT_BOOL('\0', "all", &all_mode,
+                        N_("return all URLs")),
+               OPT_END()
+       };
+       argc = parse_options(argc, argv, NULL, options, builtin_remote_geturl_usage, 0);
+
+       if (argc != 1)
+               usage_with_options(builtin_remote_geturl_usage, options);
+
+       remotename = argv[0];
+
+       if (!remote_is_configured(remotename))
+               die(_("No such remote '%s'"), remotename);
+       remote = remote_get(remotename);
+
+       url_nr = 0;
+       if (push_mode) {
+               url = remote->pushurl;
+               url_nr = remote->pushurl_nr;
+       }
+       /* else fetch mode */
+
+       /* Use the fetch URL when no push URLs were found or requested. */
+       if (!url_nr) {
+               url = remote->url;
+               url_nr = remote->url_nr;
+       }
+
+       if (!url_nr)
+               die(_("no URLs configured for remote '%s'"), remotename);
+
+       if (all_mode) {
+               for (i = 0; i < url_nr; i++)
+                       printf_ln("%s", url[i]);
+       } else {
+               printf_ln("%s", *url);
+       }
+
+       return 0;
+}
+
 static int set_url(int argc, const char **argv)
 {
        int i, push_mode = 0, add_mode = 0, delete_mode = 0;
@@ -1606,6 +1663,8 @@ int cmd_remote(int argc, const char **argv, const char *prefix)
                result = set_head(argc, argv);
        else if (!strcmp(argv[0], "set-branches"))
                result = set_branches(argc, argv);
+       else if (!strcmp(argv[0], "get-url"))
+               result = get_url(argc, argv);
        else if (!strcmp(argv[0], "set-url"))
                result = set_url(argc, argv);
        else if (!strcmp(argv[0], "show"))

diff --git a/t/t5505-remote.sh b/t/t5505-remote.sh
index 7a8499ce665c74961fdbf6713c0b70c37f95f5e3..dfaf9d9f68939f0c39a512c478265b4aa227c973 100755 (executable)
--- a/t/t5505-remote.sh
+++ b/t/t5505-remote.sh
@@ -919,6 +919,19 @@ test_expect_success 'new remote' '
        cmp expect actual
 '
 
+get_url_test () {
+       cat >expect &&
+       git remote get-url "$@" >actual &&
+       test_cmp expect actual
+}
+
+test_expect_success 'get-url on new remote' '
+       echo foo | get_url_test someremote &&
+       echo foo | get_url_test --all someremote &&
+       echo foo | get_url_test --push someremote &&
+       echo foo | get_url_test --push --all someremote
+'
+
 test_expect_success 'remote set-url bar' '
        git remote set-url someremote bar &&
        echo bar >expect &&
@@ -961,6 +974,13 @@ test_expect_success 'remote set-url --push zot' '
        cmp expect actual
 '
 
+test_expect_success 'get-url with different urls' '
+       echo baz | get_url_test someremote &&
+       echo baz | get_url_test --all someremote &&
+       echo zot | get_url_test --push someremote &&
+       echo zot | get_url_test --push --all someremote
+'
+
 test_expect_success 'remote set-url --push qux zot' '
        git remote set-url --push someremote qux zot &&
        echo qux >expect &&
@@ -995,6 +1015,14 @@ test_expect_success 'remote set-url --push --add aaa' '
        cmp expect actual
 '
 
+test_expect_success 'get-url on multi push remote' '
+       echo foo | get_url_test --push someremote &&
+       get_url_test --push --all someremote <<-\EOF
+       foo
+       aaa
+       EOF
+'
+
 test_expect_success 'remote set-url --push bar aaa' '
        git remote set-url --push someremote bar aaa &&
        echo foo >expect &&
@@ -1039,6 +1067,14 @@ test_expect_success 'remote set-url --add bbb' '
        cmp expect actual
 '
 
+test_expect_success 'get-url on multi fetch remote' '
+       echo baz | get_url_test someremote &&
+       get_url_test --all someremote <<-\EOF
+       baz
+       bbb
+       EOF
+'
+
 test_expect_success 'remote set-url --delete .*' '
        test_must_fail git remote set-url --delete someremote .\* &&
        echo "YYY" >expect &&
@@ -1108,6 +1144,7 @@ test_extra_arg rename origin newname
 test_extra_arg remove origin
 test_extra_arg set-head origin master
 # set-branches takes any number of args
+test_extra_arg get-url origin newurl
 test_extra_arg set-url origin newurl oldurl
 # show takes any number of args
 # prune takes any number of args