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#include "test-tool.h"
#include "connect.h"
#include "hex.h"
#include "parse-options.h"
#include "pkt-line.h"
#include "sigchain.h"
#include "string-list.h"
static const char *const proc_receive_usage[] = {
"test-tool proc-receive [<options>]",
NULL
};
static int die_read_version;
static int die_write_version;
static int die_read_commands;
static int die_read_push_options;
static int die_write_report;
static int no_push_options;
static int use_atomic;
static int use_push_options;
static int verbose;
static int version = 1;
static struct string_list returns = STRING_LIST_INIT_NODUP;
struct command {
struct command *next;
const char *error_string;
unsigned int skip_update:1,
did_not_exist:1;
int index;
struct object_id old_oid;
struct object_id new_oid;
char ref_name[FLEX_ARRAY]; /* more */
};
static void proc_receive_verison(struct packet_reader *reader) {
int server_version = 0;
if (die_read_version)
die("die with the --die-read-version option");
for (;;) {
int linelen;
if (packet_reader_read(reader) != PACKET_READ_NORMAL)
break;
/* Ignore version negotiation for version 0 */
if (version == 0)
continue;
if (reader->pktlen > 8 && starts_with(reader->line, "version=")) {
server_version = atoi(reader->line+8);
if (server_version != 1)
die("bad protocol version: %d", server_version);
linelen = strlen(reader->line);
if (linelen < reader->pktlen) {
const char *feature_list = reader->line + linelen + 1;
if (parse_feature_request(feature_list, "atomic"))
use_atomic= 1;
if (parse_feature_request(feature_list, "push-options"))
use_push_options = 1;
}
}
}
if (die_write_version)
die("die with the --die-write-version option");
if (version != 0)
packet_write_fmt(1, "version=%d%c%s\n",
version, '\0',
use_push_options && !no_push_options ? "push-options": "");
packet_flush(1);
}
static void proc_receive_read_commands(struct packet_reader *reader,
struct command **commands)
{
struct command **tail = commands;
for (;;) {
struct object_id old_oid, new_oid;
struct command *cmd;
const char *refname;
const char *p;
if (packet_reader_read(reader) != PACKET_READ_NORMAL)
break;
if (die_read_commands)
die("die with the --die-read-commands option");
if (parse_oid_hex_any(reader->line, &old_oid, &p) == GIT_HASH_UNKNOWN ||
*p++ != ' ' ||
parse_oid_hex_any(p, &new_oid, &p) == GIT_HASH_UNKNOWN ||
*p++ != ' ')
die("protocol error: expected 'old new ref', got '%s'",
reader->line);
refname = p;
FLEX_ALLOC_STR(cmd, ref_name, refname);
oidcpy(&cmd->old_oid, &old_oid);
oidcpy(&cmd->new_oid, &new_oid);
*tail = cmd;
tail = &cmd->next;
}
}
static void proc_receive_read_push_options(struct packet_reader *reader,
struct string_list *options)
{
if (no_push_options || !use_push_options)
return;
if (die_read_push_options)
die("die with the --die-read-push-options option");
while (1) {
if (packet_reader_read(reader) != PACKET_READ_NORMAL)
break;
string_list_append(options, reader->line);
}
}
int cmd__proc_receive(int argc, const char **argv)
{
struct packet_reader reader;
struct command *commands = NULL;
struct string_list push_options = STRING_LIST_INIT_DUP;
struct string_list_item *item;
struct option options[] = {
OPT_BOOL(0, "no-push-options", &no_push_options,
"disable push options"),
OPT_BOOL(0, "die-read-version", &die_read_version,
"die when reading version"),
OPT_BOOL(0, "die-write-version", &die_write_version,
"die when writing version"),
OPT_BOOL(0, "die-read-commands", &die_read_commands,
"die when reading commands"),
OPT_BOOL(0, "die-read-push-options", &die_read_push_options,
"die when reading push-options"),
OPT_BOOL(0, "die-write-report", &die_write_report,
"die when writing report"),
OPT_STRING_LIST('r', "return", &returns, "old/new/ref/status/msg",
"return of results"),
OPT__VERBOSE(&verbose, "be verbose"),
OPT_INTEGER('V', "version", &version,
"use this protocol version number"),
OPT_END()
};
argc = parse_options(argc, argv, "test-tools", options, proc_receive_usage, 0);
if (argc > 0)
usage_msg_opt("Too many arguments.", proc_receive_usage, options);
packet_reader_init(&reader, 0, NULL, 0,
PACKET_READ_CHOMP_NEWLINE |
PACKET_READ_GENTLE_ON_EOF);
sigchain_push(SIGPIPE, SIG_IGN);
proc_receive_verison(&reader);
proc_receive_read_commands(&reader, &commands);
proc_receive_read_push_options(&reader, &push_options);
if (verbose) {
struct command *cmd;
if (use_push_options || use_atomic)
fprintf(stderr, "proc-receive:%s%s\n",
use_atomic? " atomic": "",
use_push_options ? " push_options": "");
for (cmd = commands; cmd; cmd = cmd->next)
fprintf(stderr, "proc-receive< %s %s %s\n",
oid_to_hex(&cmd->old_oid),
oid_to_hex(&cmd->new_oid),
cmd->ref_name);
if (push_options.nr > 0)
for_each_string_list_item(item, &push_options)
fprintf(stderr, "proc-receive< %s\n", item->string);
if (returns.nr)
for_each_string_list_item(item, &returns)
fprintf(stderr, "proc-receive> %s\n", item->string);
}
if (die_write_report)
die("die with the --die-write-report option");
if (returns.nr)
for_each_string_list_item(item, &returns)
packet_write_fmt(1, "%s\n", item->string);
packet_flush(1);
sigchain_pop(SIGPIPE);
while (commands) {
struct command *next = commands->next;
free(commands);
commands = next;
}
string_list_clear(&push_options, 0);
return 0;
}
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