std::string CouchWorkingMemory::get_prologue( std::string def ){
json_t *field = get_helper( "prologue" );
std::string str = field && json_is_string(field) ?
std::string( json_string_value(field) ) :
def;
json_decref( CouchWorkingMemory::S_Root );
return str;
}
std::string CouchServerWorkingMemory::get_assembly( std::string def ){
json_t *field = get_helper( "assembly" );
std::string str = field && json_is_string(field) ?
std::string( json_string_value(field) ) :
def;
json_decref( CouchServerWorkingMemory::S_Root );
return str;
}
static int get_importer(struct transport *transport, struct child_process *fastimport)
{
struct child_process *helper = get_helper(transport);
memset(fastimport, 0, sizeof(*fastimport));
fastimport->in = helper->out;
fastimport->argv = xcalloc(5, sizeof(*fastimport->argv));
fastimport->argv[0] = "fast-import";
fastimport->argv[1] = "--quiet";
fastimport->git_cmd = 1;
return start_command(fastimport);
}
void get_if_present(const string_t& key, T& dest)
{
try
{
dest = get_helper(key, type<T>());
}
catch (const std::logic_error&)
{
}
catch (const xml_key_error&)
{
}
}
static int set_helper_option(struct transport *transport,
const char *name, const char *value)
{
struct helper_data *data = transport->data;
struct child_process *helper = get_helper(transport);
struct strbuf buf = STRBUF_INIT;
int i, ret, is_bool = 0;
if (!data->option)
return 1;
for (i = 0; i < ARRAY_SIZE(unsupported_options); i++) {
if (!strcmp(name, unsupported_options[i]))
return 1;
}
for (i = 0; i < ARRAY_SIZE(boolean_options); i++) {
if (!strcmp(name, boolean_options[i])) {
is_bool = 1;
break;
}
}
strbuf_addf(&buf, "option %s ", name);
if (is_bool)
strbuf_addstr(&buf, value ? "true" : "false");
else
quote_c_style(value, &buf, NULL, 0);
strbuf_addch(&buf, '\n');
if (write_in_full(helper->in, buf.buf, buf.len) != buf.len)
die_errno("cannot send option to %s", data->name);
strbuf_reset(&buf);
if (strbuf_getline(&buf, data->out, '\n') == EOF)
exit(128); /* child died, message supplied already */
if (!strcmp(buf.buf, "ok"))
ret = 0;
else if (!prefixcmp(buf.buf, "error")) {
ret = -1;
} else if (!strcmp(buf.buf, "unsupported"))
ret = 1;
else {
warning("%s unexpectedly said: '%s'", data->name, buf.buf);
ret = 1;
}
strbuf_release(&buf);
return ret;
}
static int set_helper_option(struct transport *transport,
const char *name, const char *value)
{
struct helper_data *data = transport->data;
struct strbuf buf = STRBUF_INIT;
int i, ret, is_bool = 0;
get_helper(transport);
if (!data->option)
return 1;
for (i = 0; i < ARRAY_SIZE(unsupported_options); i++) {
if (!strcmp(name, unsupported_options[i]))
return 1;
}
for (i = 0; i < ARRAY_SIZE(boolean_options); i++) {
if (!strcmp(name, boolean_options[i])) {
is_bool = 1;
break;
}
}
strbuf_addf(&buf, "option %s ", name);
if (is_bool)
strbuf_addstr(&buf, value ? "true" : "false");
else
quote_c_style(value, &buf, NULL, 0);
strbuf_addch(&buf, '\n');
xchgline(data, &buf);
if (!strcmp(buf.buf, "ok"))
ret = 0;
else if (!prefixcmp(buf.buf, "error")) {
ret = -1;
} else if (!strcmp(buf.buf, "unsupported"))
ret = 1;
else {
warning("%s unexpectedly said: '%s'", data->name, buf.buf);
ret = 1;
}
strbuf_release(&buf);
return ret;
}
static struct ref *get_refs_list(struct transport *transport, int for_push)
{
struct helper_data *data = transport->data;
struct child_process *helper;
struct ref *ret = NULL;
struct ref **tail = &ret;
struct ref *posn;
struct strbuf buf = STRBUF_INIT;
helper = get_helper(transport);
if (data->push && for_push)
write_str_in_full(helper->in, "list for-push\n");
else
write_str_in_full(helper->in, "list\n");
while (1) {
char *eov, *eon;
if (strbuf_getline(&buf, data->out, '\n') == EOF)
exit(128); /* child died, message supplied already */
if (!*buf.buf)
break;
eov = strchr(buf.buf, ' ');
if (!eov)
die("Malformed response in ref list: %s", buf.buf);
eon = strchr(eov + 1, ' ');
*eov = '\0';
if (eon)
*eon = '\0';
*tail = alloc_ref(eov + 1);
if (buf.buf[0] == '@')
(*tail)->symref = xstrdup(buf.buf + 1);
else if (buf.buf[0] != '?')
get_sha1_hex(buf.buf, (*tail)->old_sha1);
tail = &((*tail)->next);
}
strbuf_release(&buf);
for (posn = ret; posn; posn = posn->next)
resolve_remote_symref(posn, ret);
return ret;
}
T get(const string_t& key)
{
try
{
return get_helper(key, type<T>());
}
catch (const std::logic_error& ex)
{
if (!*noex_)
throw xml_general_error(std::string("Failed to convert value: ") + ex.what());
return T();
}
catch (const xml_key_error&)
{
if (!*noex_) throw;
return T();
}
}
static int fetch_with_import(struct transport *transport,
int nr_heads, struct ref **to_fetch)
{
struct child_process fastimport;
struct helper_data *data = transport->data;
int i;
struct ref *posn;
struct strbuf buf = STRBUF_INIT;
get_helper(transport);
if (get_importer(transport, &fastimport))
die("Couldn't run fast-import");
for (i = 0; i < nr_heads; i++) {
posn = to_fetch[i];
if (posn->status & REF_STATUS_UPTODATE)
continue;
strbuf_addf(&buf, "import %s\n", posn->name);
sendline(data, &buf);
strbuf_reset(&buf);
}
disconnect_helper(transport);
finish_command(&fastimport);
free(fastimport.argv);
fastimport.argv = NULL;
for (i = 0; i < nr_heads; i++) {
char *private;
posn = to_fetch[i];
if (posn->status & REF_STATUS_UPTODATE)
continue;
if (data->refspecs)
private = apply_refspecs(data->refspecs, data->refspec_nr, posn->name);
else
private = strdup(posn->name);
read_ref(private, posn->old_sha1);
free(private);
}
static int fetch_with_fetch(struct transport *transport,
int nr_heads, const struct ref **to_fetch)
{
struct child_process *helper = get_helper(transport);
FILE *file = xfdopen(helper->out, "r");
int i;
struct strbuf buf = STRBUF_INIT;
for (i = 0; i < nr_heads; i++) {
const struct ref *posn = to_fetch[i];
if (posn->status & REF_STATUS_UPTODATE)
continue;
strbuf_addf(&buf, "fetch %s %s\n",
sha1_to_hex(posn->old_sha1), posn->name);
write_in_full(helper->in, buf.buf, buf.len);
strbuf_reset(&buf);
if (strbuf_getline(&buf, file, '\n') == EOF)
exit(128); /* child died, message supplied already */
}
return 0;
}
size_t builder<bootp_frame>::write(
uint8_t operation,
uint8_t hardware_type,
size_t hardware_length,
uint8_t hops,
uint32_t xid,
uint16_t seconds,
uint16_t flags,
boost::asio::ip::address_v4 ciaddr,
boost::asio::ip::address_v4 yiaddr,
boost::asio::ip::address_v4 siaddr,
boost::asio::ip::address_v4 giaddr,
boost::asio::const_buffer chaddr,
boost::asio::const_buffer sname,
boost::asio::const_buffer file
) const
{
helper_type helper = get_helper();
helper.set_operation(operation);
helper.set_hardware_type(hardware_type);
helper.set_hardware_length(hardware_length);
helper.set_hops(hops);
helper.set_xid(xid);
helper.set_seconds(seconds);
helper.set_flags(flags);
helper.set_ciaddr(ciaddr);
helper.set_yiaddr(yiaddr);
helper.set_siaddr(siaddr);
helper.set_giaddr(giaddr);
boost_asio_buffer_memcpy(helper.chaddr(), chaddr);
boost_asio_buffer_memcpy(helper.sname(), sname);
boost_asio_buffer_memcpy(helper.file(), file);
return sizeof(frame_type) + boost::asio::buffer_size(payload());
}
static int push_refs(struct transport *transport,
struct ref *remote_refs, int flags)
{
int force_all = flags & TRANSPORT_PUSH_FORCE;
int mirror = flags & TRANSPORT_PUSH_MIRROR;
struct helper_data *data = transport->data;
struct strbuf buf = STRBUF_INIT;
struct child_process *helper;
struct ref *ref;
if (!remote_refs)
return 0;
helper = get_helper(transport);
if (!data->push)
return 1;
for (ref = remote_refs; ref; ref = ref->next) {
if (ref->peer_ref)
hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
else if (!mirror)
continue;
ref->deletion = is_null_sha1(ref->new_sha1);
if (!ref->deletion &&
!hashcmp(ref->old_sha1, ref->new_sha1)) {
ref->status = REF_STATUS_UPTODATE;
continue;
}
if (force_all)
ref->force = 1;
strbuf_addstr(&buf, "push ");
if (!ref->deletion) {
if (ref->force)
strbuf_addch(&buf, '+');
if (ref->peer_ref)
strbuf_addstr(&buf, ref->peer_ref->name);
else
strbuf_addstr(&buf, sha1_to_hex(ref->new_sha1));
}
strbuf_addch(&buf, ':');
strbuf_addstr(&buf, ref->name);
strbuf_addch(&buf, '\n');
}
if (buf.len == 0)
return 0;
transport->verbose = flags & TRANSPORT_PUSH_VERBOSE ? 1 : 0;
standard_options(transport);
if (flags & TRANSPORT_PUSH_DRY_RUN) {
if (set_helper_option(transport, "dry-run", "true") != 0)
die("helper %s does not support dry-run", data->name);
}
strbuf_addch(&buf, '\n');
if (write_in_full(helper->in, buf.buf, buf.len) != buf.len)
exit(128);
ref = remote_refs;
while (1) {
char *refname, *msg;
int status;
strbuf_reset(&buf);
if (strbuf_getline(&buf, data->out, '\n') == EOF)
exit(128); /* child died, message supplied already */
if (!buf.len)
break;
if (!prefixcmp(buf.buf, "ok ")) {
status = REF_STATUS_OK;
refname = buf.buf + 3;
} else if (!prefixcmp(buf.buf, "error ")) {
status = REF_STATUS_REMOTE_REJECT;
refname = buf.buf + 6;
} else
die("expected ok/error, helper said '%s'\n", buf.buf);
msg = strchr(refname, ' ');
if (msg) {
struct strbuf msg_buf = STRBUF_INIT;
const char *end;
*msg++ = '\0';
if (!unquote_c_style(&msg_buf, msg, &end))
msg = strbuf_detach(&msg_buf, NULL);
else
msg = xstrdup(msg);
strbuf_release(&msg_buf);
if (!strcmp(msg, "no match")) {
status = REF_STATUS_NONE;
free(msg);
msg = NULL;
}
else if (!strcmp(msg, "up to date")) {
status = REF_STATUS_UPTODATE;
free(msg);
msg = NULL;
}
else if (!strcmp(msg, "non-fast forward")) {
status = REF_STATUS_REJECT_NONFASTFORWARD;
free(msg);
msg = NULL;
}
}
if (ref)
ref = find_ref_by_name(ref, refname);
if (!ref)
ref = find_ref_by_name(remote_refs, refname);
if (!ref) {
warning("helper reported unexpected status of %s", refname);
continue;
}
ref->status = status;
ref->remote_status = msg;
}
strbuf_release(&buf);
return 0;
}
