Imported Upstream version 2.24.0
[platform/upstream/git.git] / builtin / push.c
index 12f5e69..843f5b2 100644 (file)
@@ -2,37 +2,64 @@
  * "git push"
  */
 #include "cache.h"
+#include "config.h"
 #include "refs.h"
+#include "refspec.h"
 #include "run-command.h"
 #include "builtin.h"
 #include "remote.h"
 #include "transport.h"
 #include "parse-options.h"
 #include "submodule.h"
+#include "submodule-config.h"
+#include "send-pack.h"
+#include "color.h"
 
 static const char * const push_usage[] = {
        N_("git push [<options>] [<repository> [<refspec>...]]"),
        NULL,
 };
 
+static int push_use_color = -1;
+static char push_colors[][COLOR_MAXLEN] = {
+       GIT_COLOR_RESET,
+       GIT_COLOR_RED,  /* ERROR */
+};
+
+enum color_push {
+       PUSH_COLOR_RESET = 0,
+       PUSH_COLOR_ERROR = 1
+};
+
+static int parse_push_color_slot(const char *slot)
+{
+       if (!strcasecmp(slot, "reset"))
+               return PUSH_COLOR_RESET;
+       if (!strcasecmp(slot, "error"))
+               return PUSH_COLOR_ERROR;
+       return -1;
+}
+
+static const char *push_get_color(enum color_push ix)
+{
+       if (want_color_stderr(push_use_color))
+               return push_colors[ix];
+       return "";
+}
+
 static int thin = 1;
 static int deleterefs;
 static const char *receivepack;
 static int verbosity;
 static int progress = -1;
+static int recurse_submodules = RECURSE_SUBMODULES_DEFAULT;
+static enum transport_family family;
 
 static struct push_cas_option cas;
 
-static const char **refspec;
-static int refspec_nr;
-static int refspec_alloc;
+static struct refspec rs = REFSPEC_INIT_PUSH;
 
-static void add_refspec(const char *ref)
-{
-       refspec_nr++;
-       ALLOC_GROW(refspec, refspec_nr, refspec_alloc);
-       refspec[refspec_nr-1] = ref;
-}
+static struct string_list push_options_config = STRING_LIST_INIT_DUP;
 
 static const char *map_refspec(const char *ref,
                               struct remote *remote, struct ref *local_refs)
@@ -43,12 +70,11 @@ static const char *map_refspec(const char *ref,
        if (count_refspec_match(ref, local_refs, &matched) != 1)
                return ref;
 
-       if (remote->push) {
-               struct refspec query;
-               memset(&query, 0, sizeof(struct refspec));
+       if (remote->push.nr) {
+               struct refspec_item query;
+               memset(&query, 0, sizeof(struct refspec_item));
                query.src = matched->name;
-               if (!query_refspecs(remote->push, remote->push_refspec_nr, &query) &&
-                   query.dst) {
+               if (!query_refspecs(&remote->push, &query) && query.dst) {
                        struct strbuf buf = STRBUF_INIT;
                        strbuf_addf(&buf, "%s%s:%s",
                                    query.force ? "+" : "",
@@ -103,7 +129,7 @@ static void set_refspecs(const char **refs, int nr, const char *repo)
                        }
                        ref = map_refspec(ref, remote, local_refs);
                }
-               add_refspec(ref);
+               refspec_append(&rs, ref);
        }
 }
 
@@ -117,7 +143,9 @@ static int push_url_of_remote(struct remote *remote, const char ***url_p)
        return remote->url_nr;
 }
 
-static NORETURN int die_push_simple(struct branch *branch, struct remote *remote) {
+static NORETURN void die_push_simple(struct branch *branch,
+                                    struct remote *remote)
+{
        /*
         * There's no point in using shorten_unambiguous_ref here,
         * as the ambiguity would be on the remote side, not what
@@ -147,10 +175,10 @@ static NORETURN int die_push_simple(struct branch *branch, struct remote *remote
              "\n"
              "To push to the branch of the same name on the remote, use\n"
              "\n"
-             "    git push %s %s\n"
+             "    git push %s HEAD\n"
              "%s"),
            remote->name, short_upstream,
-           remote->name, branch->name, advice_maybe);
+           remote->name, advice_maybe);
 }
 
 static const char message_detached_head_die[] =
@@ -190,46 +218,18 @@ static void setup_push_upstream(struct remote *remote, struct branch *branch,
                        die_push_simple(branch, remote);
        }
 
-       strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src);
-       add_refspec(refspec.buf);
+       strbuf_addf(&refspec, "%s:%s", branch->refname, branch->merge[0]->src);
+       refspec_append(&rs, refspec.buf);
 }
 
 static void setup_push_current(struct remote *remote, struct branch *branch)
 {
+       struct strbuf refspec = STRBUF_INIT;
+
        if (!branch)
                die(_(message_detached_head_die), remote->name);
-       add_refspec(branch->name);
-}
-
-static char warn_unspecified_push_default_msg[] =
-N_("push.default is unset; its implicit value has changed in\n"
-   "Git 2.0 from 'matching' to 'simple'. To squelch this message\n"
-   "and maintain the traditional behavior, use:\n"
-   "\n"
-   "  git config --global push.default matching\n"
-   "\n"
-   "To squelch this message and adopt the new behavior now, use:\n"
-   "\n"
-   "  git config --global push.default simple\n"
-   "\n"
-   "When push.default is set to 'matching', git will push local branches\n"
-   "to the remote branches that already exist with the same name.\n"
-   "\n"
-   "Since Git 2.0, Git defaults to the more conservative 'simple'\n"
-   "behavior, which only pushes the current branch to the corresponding\n"
-   "remote branch that 'git pull' uses to update the current branch.\n"
-   "\n"
-   "See 'git help config' and search for 'push.default' for further information.\n"
-   "(the 'simple' mode was introduced in Git 1.7.11. Use the similar mode\n"
-   "'current' instead of 'simple' if you sometimes use older versions of Git)");
-
-static void warn_unspecified_push_default_configuration(void)
-{
-       static int warn_once;
-
-       if (warn_once++)
-               return;
-       warning("%s\n", _(warn_unspecified_push_default_msg));
+       strbuf_addf(&refspec, "%s:%s", branch->refname, branch->refname);
+       refspec_append(&rs, refspec.buf);
 }
 
 static int is_workflow_triangular(struct remote *remote)
@@ -246,13 +246,10 @@ static void setup_default_push_refspecs(struct remote *remote)
        switch (push_default) {
        default:
        case PUSH_DEFAULT_MATCHING:
-               add_refspec(":");
+               refspec_append(&rs, ":");
                break;
 
        case PUSH_DEFAULT_UNSPECIFIED:
-               warn_unspecified_push_default_configuration();
-               /* fallthru */
-
        case PUSH_DEFAULT_SIMPLE:
                if (triangular)
                        setup_push_current(remote, branch);
@@ -337,12 +334,14 @@ static void advise_ref_needs_force(void)
        advise(_(message_advice_ref_needs_force));
 }
 
-static int push_with_options(struct transport *transport, int flags)
+static int push_with_options(struct transport *transport, struct refspec *rs,
+                            int flags)
 {
        int err;
        unsigned int reject_reasons;
 
        transport_set_verbosity(transport, verbosity, progress);
+       transport->family = family;
 
        if (receivepack)
                transport_set_option(transport,
@@ -358,10 +357,15 @@ static int push_with_options(struct transport *transport, int flags)
 
        if (verbosity > 0)
                fprintf(stderr, _("Pushing to %s\n"), transport->url);
-       err = transport_push(transport, refspec_nr, refspec, flags,
-                            &reject_reasons);
-       if (err != 0)
+       trace2_region_enter("push", "transport_push", the_repository);
+       err = transport_push(the_repository, transport,
+                            rs, flags, &reject_reasons);
+       trace2_region_leave("push", "transport_push", the_repository);
+       if (err != 0) {
+               fprintf(stderr, "%s", push_get_color(PUSH_COLOR_ERROR));
                error(_("failed to push some refs to '%s'"), transport->url);
+               fprintf(stderr, "%s", push_get_color(PUSH_COLOR_RESET));
+       }
 
        err |= transport_disconnect(transport);
        if (!err)
@@ -382,50 +386,21 @@ static int push_with_options(struct transport *transport, int flags)
        return 1;
 }
 
-static int do_push(const char *repo, int flags)
+static int do_push(const char *repo, int flags,
+                  const struct string_list *push_options,
+                  struct remote *remote)
 {
        int i, errs;
-       struct remote *remote = pushremote_get(repo);
        const char **url;
        int url_nr;
+       struct refspec *push_refspec = &rs;
 
-       if (!remote) {
-               if (repo)
-                       die(_("bad repository '%s'"), repo);
-               die(_("No configured push destination.\n"
-                   "Either specify the URL from the command-line or configure a remote repository using\n"
-                   "\n"
-                   "    git remote add <name> <url>\n"
-                   "\n"
-                   "and then push using the remote name\n"
-                   "\n"
-                   "    git push <name>\n"));
-       }
+       if (push_options->nr)
+               flags |= TRANSPORT_PUSH_OPTIONS;
 
-       if (remote->mirror)
-               flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE);
-
-       if ((flags & TRANSPORT_PUSH_ALL) && refspec) {
-               if (!strcmp(*refspec, "refs/tags/*"))
-                       return error(_("--all and --tags are incompatible"));
-               return error(_("--all can't be combined with refspecs"));
-       }
-
-       if ((flags & TRANSPORT_PUSH_MIRROR) && refspec) {
-               if (!strcmp(*refspec, "refs/tags/*"))
-                       return error(_("--mirror and --tags are incompatible"));
-               return error(_("--mirror can't be combined with refspecs"));
-       }
-
-       if ((flags & (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) ==
-                               (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) {
-               return error(_("--all and --mirror are incompatible"));
-       }
-
-       if (!refspec && !(flags & TRANSPORT_PUSH_ALL)) {
-               if (remote->push_refspec_nr) {
-                       refspec = remote->push_refspec;
-                       refspec_nr = remote->push_refspec_nr;
+       if (!push_refspec->nr && !(flags & TRANSPORT_PUSH_ALL)) {
+               if (remote->push.nr) {
+                       push_refspec = &remote->push;
                } else if (!(flags & TRANSPORT_PUSH_MIRROR))
                        setup_default_push_refspecs(remote);
        }
@@ -435,14 +410,17 @@ static int do_push(const char *repo, int flags)
                for (i = 0; i < url_nr; i++) {
                        struct transport *transport =
                                transport_get(remote, url[i]);
-                       if (push_with_options(transport, flags))
+                       if (flags & TRANSPORT_PUSH_OPTIONS)
+                               transport->push_options = push_options;
+                       if (push_with_options(transport, push_refspec, flags))
                                errs++;
                }
        } else {
                struct transport *transport =
                        transport_get(remote, NULL);
-
-               if (push_with_options(transport, flags))
+               if (flags & TRANSPORT_PUSH_OPTIONS)
+                       transport->push_options = push_options;
+               if (push_with_options(transport, push_refspec, flags))
                        errs++;
        }
        return !!errs;
@@ -451,62 +429,132 @@ static int do_push(const char *repo, int flags)
 static int option_parse_recurse_submodules(const struct option *opt,
                                   const char *arg, int unset)
 {
-       int *flags = opt->value;
-
-       if (*flags & (TRANSPORT_RECURSE_SUBMODULES_CHECK |
-                     TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND))
-               die("%s can only be used once.", opt->long_name);
+       int *recurse_submodules = opt->value;
 
-       if (arg) {
-               if (!strcmp(arg, "check"))
-                       *flags |= TRANSPORT_RECURSE_SUBMODULES_CHECK;
-               else if (!strcmp(arg, "on-demand"))
-                       *flags |= TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND;
-               else
-                       die("bad %s argument: %s", opt->long_name, arg);
-       } else
-               die("option %s needs an argument (check|on-demand)",
-                               opt->long_name);
+       if (unset)
+               *recurse_submodules = RECURSE_SUBMODULES_OFF;
+       else if (arg)
+               *recurse_submodules = parse_push_recurse_submodules_arg(opt->long_name, arg);
+       else
+               die("%s missing parameter", opt->long_name);
 
        return 0;
 }
 
+static void set_push_cert_flags(int *flags, int v)
+{
+       switch (v) {
+       case SEND_PACK_PUSH_CERT_NEVER:
+               *flags &= ~(TRANSPORT_PUSH_CERT_ALWAYS | TRANSPORT_PUSH_CERT_IF_ASKED);
+               break;
+       case SEND_PACK_PUSH_CERT_ALWAYS:
+               *flags |= TRANSPORT_PUSH_CERT_ALWAYS;
+               *flags &= ~TRANSPORT_PUSH_CERT_IF_ASKED;
+               break;
+       case SEND_PACK_PUSH_CERT_IF_ASKED:
+               *flags |= TRANSPORT_PUSH_CERT_IF_ASKED;
+               *flags &= ~TRANSPORT_PUSH_CERT_ALWAYS;
+               break;
+       }
+}
+
+
 static int git_push_config(const char *k, const char *v, void *cb)
 {
-       struct wt_status *s = cb;
+       const char *slot_name;
+       int *flags = cb;
        int status;
 
        status = git_gpg_config(k, v, NULL);
        if (status)
                return status;
-       return git_default_config(k, v, s);
+
+       if (!strcmp(k, "push.followtags")) {
+               if (git_config_bool(k, v))
+                       *flags |= TRANSPORT_PUSH_FOLLOW_TAGS;
+               else
+                       *flags &= ~TRANSPORT_PUSH_FOLLOW_TAGS;
+               return 0;
+       } else if (!strcmp(k, "push.gpgsign")) {
+               const char *value;
+               if (!git_config_get_value("push.gpgsign", &value)) {
+                       switch (git_parse_maybe_bool(value)) {
+                       case 0:
+                               set_push_cert_flags(flags, SEND_PACK_PUSH_CERT_NEVER);
+                               break;
+                       case 1:
+                               set_push_cert_flags(flags, SEND_PACK_PUSH_CERT_ALWAYS);
+                               break;
+                       default:
+                               if (value && !strcasecmp(value, "if-asked"))
+                                       set_push_cert_flags(flags, SEND_PACK_PUSH_CERT_IF_ASKED);
+                               else
+                                       return error("Invalid value for '%s'", k);
+                       }
+               }
+       } else if (!strcmp(k, "push.recursesubmodules")) {
+               const char *value;
+               if (!git_config_get_value("push.recursesubmodules", &value))
+                       recurse_submodules = parse_push_recurse_submodules_arg(k, value);
+       } else if (!strcmp(k, "submodule.recurse")) {
+               int val = git_config_bool(k, v) ?
+                       RECURSE_SUBMODULES_ON_DEMAND : RECURSE_SUBMODULES_OFF;
+               recurse_submodules = val;
+       } else if (!strcmp(k, "push.pushoption")) {
+               if (!v)
+                       return config_error_nonbool(k);
+               else
+                       if (!*v)
+                               string_list_clear(&push_options_config, 0);
+                       else
+                               string_list_append(&push_options_config, v);
+               return 0;
+       } else if (!strcmp(k, "color.push")) {
+               push_use_color = git_config_colorbool(k, v);
+               return 0;
+       } else if (skip_prefix(k, "color.push.", &slot_name)) {
+               int slot = parse_push_color_slot(slot_name);
+               if (slot < 0)
+                       return 0;
+               if (!v)
+                       return config_error_nonbool(k);
+               return color_parse(v, push_colors[slot]);
+       }
+
+       return git_default_config(k, v, NULL);
 }
 
 int cmd_push(int argc, const char **argv, const char *prefix)
 {
        int flags = 0;
        int tags = 0;
+       int push_cert = -1;
        int rc;
        const char *repo = NULL;        /* default repository */
+       struct string_list push_options_cmdline = STRING_LIST_INIT_DUP;
+       struct string_list *push_options;
+       const struct string_list_item *item;
+       struct remote *remote;
+
        struct option options[] = {
                OPT__VERBOSITY(&verbosity),
                OPT_STRING( 0 , "repo", &repo, N_("repository"), N_("repository")),
                OPT_BIT( 0 , "all", &flags, N_("push all refs"), TRANSPORT_PUSH_ALL),
                OPT_BIT( 0 , "mirror", &flags, N_("mirror all refs"),
                            (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE)),
-               OPT_BOOL( 0, "delete", &deleterefs, N_("delete refs")),
+               OPT_BOOL('d', "delete", &deleterefs, N_("delete refs")),
                OPT_BOOL( 0 , "tags", &tags, N_("push tags (can't be used with --all or --mirror)")),
                OPT_BIT('n' , "dry-run", &flags, N_("dry run"), TRANSPORT_PUSH_DRY_RUN),
                OPT_BIT( 0,  "porcelain", &flags, N_("machine-readable output"), TRANSPORT_PUSH_PORCELAIN),
                OPT_BIT('f', "force", &flags, N_("force updates"), TRANSPORT_PUSH_FORCE),
                { OPTION_CALLBACK,
-                 0, CAS_OPT_NAME, &cas, N_("refname>:<expect"),
+                 0, CAS_OPT_NAME, &cas, N_("<refname>:<expect>"),
                  N_("require old value of ref to be at this value"),
-                 PARSE_OPT_OPTARG, parseopt_push_cas_option },
-               { OPTION_CALLBACK, 0, "recurse-submodules", &flags, "check|on-demand",
+                 PARSE_OPT_OPTARG | PARSE_OPT_LITERAL_ARGHELP, parseopt_push_cas_option },
+               { OPTION_CALLBACK, 0, "recurse-submodules", &recurse_submodules, "(check|on-demand|no)",
                        N_("control recursive pushing of submodules"),
                        PARSE_OPT_OPTARG, option_parse_recurse_submodules },
-               OPT_BOOL( 0 , "thin", &thin, N_("use thin pack")),
+               OPT_BOOL_F( 0 , "thin", &thin, N_("use thin pack"), PARSE_OPT_NOCOMPLETE),
                OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", N_("receive pack program")),
                OPT_STRING( 0 , "exec", &receivepack, "receive-pack", N_("receive pack program")),
                OPT_BIT('u', "set-upstream", &flags, N_("set upstream for git pull/status"),
@@ -517,28 +565,85 @@ int cmd_push(int argc, const char **argv, const char *prefix)
                OPT_BIT(0, "no-verify", &flags, N_("bypass pre-push hook"), TRANSPORT_PUSH_NO_HOOK),
                OPT_BIT(0, "follow-tags", &flags, N_("push missing but relevant tags"),
                        TRANSPORT_PUSH_FOLLOW_TAGS),
-               OPT_BIT(0, "signed", &flags, N_("GPG sign the push"), TRANSPORT_PUSH_CERT),
+               { OPTION_CALLBACK,
+                 0, "signed", &push_cert, "(yes|no|if-asked)", N_("GPG sign the push"),
+                 PARSE_OPT_OPTARG, option_parse_push_signed },
+               OPT_BIT(0, "atomic", &flags, N_("request atomic transaction on remote side"), TRANSPORT_PUSH_ATOMIC),
+               OPT_STRING_LIST('o', "push-option", &push_options_cmdline, N_("server-specific"), N_("option to transmit")),
+               OPT_SET_INT('4', "ipv4", &family, N_("use IPv4 addresses only"),
+                               TRANSPORT_FAMILY_IPV4),
+               OPT_SET_INT('6', "ipv6", &family, N_("use IPv6 addresses only"),
+                               TRANSPORT_FAMILY_IPV6),
                OPT_END()
        };
 
        packet_trace_identity("push");
-       git_config(git_push_config, NULL);
+       git_config(git_push_config, &flags);
        argc = parse_options(argc, argv, prefix, options, push_usage, 0);
+       push_options = (push_options_cmdline.nr
+               ? &push_options_cmdline
+               : &push_options_config);
+       set_push_cert_flags(&flags, push_cert);
 
        if (deleterefs && (tags || (flags & (TRANSPORT_PUSH_ALL | TRANSPORT_PUSH_MIRROR))))
                die(_("--delete is incompatible with --all, --mirror and --tags"));
        if (deleterefs && argc < 2)
                die(_("--delete doesn't make sense without any refs"));
 
+       if (recurse_submodules == RECURSE_SUBMODULES_CHECK)
+               flags |= TRANSPORT_RECURSE_SUBMODULES_CHECK;
+       else if (recurse_submodules == RECURSE_SUBMODULES_ON_DEMAND)
+               flags |= TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND;
+       else if (recurse_submodules == RECURSE_SUBMODULES_ONLY)
+               flags |= TRANSPORT_RECURSE_SUBMODULES_ONLY;
+
        if (tags)
-               add_refspec("refs/tags/*");
+               refspec_append(&rs, "refs/tags/*");
 
        if (argc > 0) {
                repo = argv[0];
                set_refspecs(argv + 1, argc - 1, repo);
        }
 
-       rc = do_push(repo, flags);
+       remote = pushremote_get(repo);
+       if (!remote) {
+               if (repo)
+                       die(_("bad repository '%s'"), repo);
+               die(_("No configured push destination.\n"
+                   "Either specify the URL from the command-line or configure a remote repository using\n"
+                   "\n"
+                   "    git remote add <name> <url>\n"
+                   "\n"
+                   "and then push using the remote name\n"
+                   "\n"
+                   "    git push <name>\n"));
+       }
+
+       if (remote->mirror)
+               flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE);
+
+       if (flags & TRANSPORT_PUSH_ALL) {
+               if (tags)
+                       die(_("--all and --tags are incompatible"));
+               if (argc >= 2)
+                       die(_("--all can't be combined with refspecs"));
+       }
+       if (flags & TRANSPORT_PUSH_MIRROR) {
+               if (tags)
+                       die(_("--mirror and --tags are incompatible"));
+               if (argc >= 2)
+                       die(_("--mirror can't be combined with refspecs"));
+       }
+       if ((flags & TRANSPORT_PUSH_ALL) && (flags & TRANSPORT_PUSH_MIRROR))
+               die(_("--all and --mirror are incompatible"));
+
+       for_each_string_list_item(item, push_options)
+               if (strchr(item->string, '\n'))
+                       die(_("push options must not have new line characters"));
+
+       rc = do_push(repo, flags, push_options, remote);
+       string_list_clear(&push_options_cmdline, 0);
+       string_list_clear(&push_options_config, 0);
        if (rc == -1)
                usage_with_options(push_usage, options);
        else