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#include "builtin.h"
#include "abspath.h"
#include "gettext.h"
#include "setup.h"
#include "strvec.h"
#include "parse-options.h"
#include "pkt-line.h"
#include "repository.h"
#include "bundle.h"
/*
* Basic handler for bundle files to connect repositories via sneakernet.
* Invocation must include action.
* This function can create a bundle or provide information on an existing
* bundle supporting "fetch", "pull", and "ls-remote".
*/
#define BUILTIN_BUNDLE_CREATE_USAGE \
N_("git bundle create [-q | --quiet | --progress]\n" \
" [--version=<version>] <file> <git-rev-list-args>")
#define BUILTIN_BUNDLE_VERIFY_USAGE \
N_("git bundle verify [-q | --quiet] <file>")
#define BUILTIN_BUNDLE_LIST_HEADS_USAGE \
N_("git bundle list-heads <file> [<refname>...]")
#define BUILTIN_BUNDLE_UNBUNDLE_USAGE \
N_("git bundle unbundle [--progress] <file> [<refname>...]")
static char const * const builtin_bundle_usage[] = {
BUILTIN_BUNDLE_CREATE_USAGE,
BUILTIN_BUNDLE_VERIFY_USAGE,
BUILTIN_BUNDLE_LIST_HEADS_USAGE,
BUILTIN_BUNDLE_UNBUNDLE_USAGE,
NULL,
};
static const char * const builtin_bundle_create_usage[] = {
BUILTIN_BUNDLE_CREATE_USAGE,
NULL
};
static const char * const builtin_bundle_verify_usage[] = {
BUILTIN_BUNDLE_VERIFY_USAGE,
NULL
};
static const char * const builtin_bundle_list_heads_usage[] = {
BUILTIN_BUNDLE_LIST_HEADS_USAGE,
NULL
};
static const char * const builtin_bundle_unbundle_usage[] = {
BUILTIN_BUNDLE_UNBUNDLE_USAGE,
NULL
};
static int parse_options_cmd_bundle(int argc,
const char **argv,
const char* prefix,
const char * const usagestr[],
const struct option options[],
char **bundle_file) {
argc = parse_options(argc, argv, NULL, options, usagestr,
PARSE_OPT_STOP_AT_NON_OPTION);
if (!argc)
usage_msg_opt(_("need a <file> argument"), usagestr, options);
*bundle_file = prefix_filename_except_for_dash(prefix, argv[0]);
return argc;
}
static int cmd_bundle_create(int argc, const char **argv, const char *prefix) {
struct strvec pack_opts = STRVEC_INIT;
int version = -1;
int ret;
struct option options[] = {
OPT_PASSTHRU_ARGV('q', "quiet", &pack_opts, NULL,
N_("do not show progress meter"),
PARSE_OPT_NOARG),
OPT_PASSTHRU_ARGV(0, "progress", &pack_opts, NULL,
N_("show progress meter"),
PARSE_OPT_NOARG),
OPT_PASSTHRU_ARGV(0, "all-progress", &pack_opts, NULL,
N_("historical; same as --progress"),
PARSE_OPT_NOARG | PARSE_OPT_HIDDEN),
OPT_PASSTHRU_ARGV(0, "all-progress-implied", &pack_opts, NULL,
N_("historical; does nothing"),
PARSE_OPT_NOARG | PARSE_OPT_HIDDEN),
OPT_INTEGER(0, "version", &version,
N_("specify bundle format version")),
OPT_END()
};
char *bundle_file;
if (isatty(STDERR_FILENO))
strvec_push(&pack_opts, "--progress");
strvec_push(&pack_opts, "--all-progress-implied");
argc = parse_options_cmd_bundle(argc, argv, prefix,
builtin_bundle_create_usage, options, &bundle_file);
/* bundle internals use argv[1] as further parameters */
if (!startup_info->have_repository)
die(_("Need a repository to create a bundle."));
ret = !!create_bundle(the_repository, bundle_file, argc, argv, &pack_opts, version);
strvec_clear(&pack_opts);
free(bundle_file);
return ret;
}
/*
* Similar to read_bundle_header(), but handle "-" as stdin.
*/
static int open_bundle(const char *path, struct bundle_header *header,
const char **name)
{
if (!strcmp(path, "-")) {
if (name)
*name = "<stdin>";
return read_bundle_header_fd(0, header, "<stdin>");
}
if (name)
*name = path;
return read_bundle_header(path, header);
}
static int cmd_bundle_verify(int argc, const char **argv, const char *prefix) {
struct bundle_header header = BUNDLE_HEADER_INIT;
int bundle_fd = -1;
int quiet = 0;
int ret;
struct option options[] = {
OPT_BOOL('q', "quiet", &quiet,
N_("do not show bundle details")),
OPT_END()
};
char *bundle_file;
const char *name;
argc = parse_options_cmd_bundle(argc, argv, prefix,
builtin_bundle_verify_usage, options, &bundle_file);
/* bundle internals use argv[1] as further parameters */
if ((bundle_fd = open_bundle(bundle_file, &header, &name)) < 0) {
ret = 1;
goto cleanup;
}
close(bundle_fd);
if (verify_bundle(the_repository, &header,
quiet ? VERIFY_BUNDLE_QUIET : VERIFY_BUNDLE_VERBOSE)) {
ret = 1;
goto cleanup;
}
fprintf(stderr, _("%s is okay\n"), name);
ret = 0;
cleanup:
free(bundle_file);
bundle_header_release(&header);
return ret;
}
static int cmd_bundle_list_heads(int argc, const char **argv, const char *prefix) {
struct bundle_header header = BUNDLE_HEADER_INIT;
int bundle_fd = -1;
int ret;
struct option options[] = {
OPT_END()
};
char *bundle_file;
argc = parse_options_cmd_bundle(argc, argv, prefix,
builtin_bundle_list_heads_usage, options, &bundle_file);
/* bundle internals use argv[1] as further parameters */
if ((bundle_fd = open_bundle(bundle_file, &header, NULL)) < 0) {
ret = 1;
goto cleanup;
}
close(bundle_fd);
ret = !!list_bundle_refs(&header, argc, argv);
cleanup:
free(bundle_file);
bundle_header_release(&header);
return ret;
}
static int cmd_bundle_unbundle(int argc, const char **argv, const char *prefix) {
struct bundle_header header = BUNDLE_HEADER_INIT;
int bundle_fd = -1;
int ret;
int progress = isatty(2);
struct option options[] = {
OPT_BOOL(0, "progress", &progress,
N_("show progress meter")),
OPT_END()
};
char *bundle_file;
struct strvec extra_index_pack_args = STRVEC_INIT;
argc = parse_options_cmd_bundle(argc, argv, prefix,
builtin_bundle_unbundle_usage, options, &bundle_file);
/* bundle internals use argv[1] as further parameters */
if ((bundle_fd = open_bundle(bundle_file, &header, NULL)) < 0) {
ret = 1;
goto cleanup;
}
if (!startup_info->have_repository)
die(_("Need a repository to unbundle."));
if (progress)
strvec_pushl(&extra_index_pack_args, "-v", "--progress-title",
_("Unbundling objects"), NULL);
ret = !!unbundle(the_repository, &header, bundle_fd,
&extra_index_pack_args, 0) ||
list_bundle_refs(&header, argc, argv);
bundle_header_release(&header);
cleanup:
free(bundle_file);
return ret;
}
int cmd_bundle(int argc, const char **argv, const char *prefix)
{
parse_opt_subcommand_fn *fn = NULL;
struct option options[] = {
OPT_SUBCOMMAND("create", &fn, cmd_bundle_create),
OPT_SUBCOMMAND("verify", &fn, cmd_bundle_verify),
OPT_SUBCOMMAND("list-heads", &fn, cmd_bundle_list_heads),
OPT_SUBCOMMAND("unbundle", &fn, cmd_bundle_unbundle),
OPT_END()
};
argc = parse_options(argc, argv, prefix, options, builtin_bundle_usage,
0);
packet_trace_identity("bundle");
return !!fn(argc, argv, prefix);
}
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