1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
| | #include "cache.h"
#include "connect.h"
#include "parse-options.h"
#include "pkt-line.h"
#include "sigchain.h"
#include "test-tool.h"
static const char *proc_receive_usage[] = {
"test-tool proc-receive [<options>...]",
NULL
};
static int die_version;
static int die_readline;
static int die_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;
for (;;) {
int linelen;
if (packet_reader_read(reader) != PACKET_READ_NORMAL)
break;
if (reader->pktlen > 8 && starts_with(reader->line, "version=")) {
server_version = atoi(reader->line+8);
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 (server_version != 1)
die("bad protocol version: %d", server_version);
if (die_version)
die("die with the --die-version option");
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_readline)
die("die with the --die-readline option");
if (parse_oid_hex(reader->line, &old_oid, &p) ||
*p++ != ' ' ||
parse_oid_hex(p, &new_oid, &p) ||
*p++ != ' ') {
while (packet_reader_read(reader) != PACKET_READ_EOF)
; /* do nothing */
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;
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)
{
int nongit_ok = 0;
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-version", &die_version,
"die during version negotiation"),
OPT_BOOL(0, "die-readline", &die_readline,
"die when readline"),
OPT_BOOL(0, "die-report", &die_report,
"die when reporting"),
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()
};
setup_git_directory_gently(&nongit_ok);
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_report)
die("die with the --die-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);
return 0;
}
|