index 81f679233d969ccb203f5f938c07e6d5f98fd693..c7ca310a086230268272b46dcb7c268733b106b8 100644 (file)
#include <stdlib.h>
#include <string.h>
+static void
+ok_printer(sdb_strbuf_t *buf)
+{
+ const char *msg = sdb_strbuf_string(buf);
+ if (msg && *msg)
+ printf("%s\n", msg);
+ else
+ printf("OK\n");
+} /* ok_printer */
+
static void
log_printer(sdb_strbuf_t *buf)
{
- uint32_t prio = sdb_proto_get_int(buf, 0);
+ uint32_t prio = 0;
- if (prio == UINT32_MAX) {
- printf("ERROR: Received a LOG message with invalid "
- "or missing priority\n");
- return;
+ if (sdb_proto_unmarshal_int32(SDB_STRBUF_STR(buf), &prio) < 0) {
+ sdb_log(SDB_LOG_WARNING, "Received a LOG message with invalid "
+ "or missing priority");
+ prio = (uint32_t)SDB_LOG_ERR;
}
sdb_strbuf_skip(buf, 0, sizeof(prio));
- printf("%s: %s\n", SDB_LOG_PRIO_TO_STRING((int)prio),
- sdb_strbuf_string(buf));
+ sdb_log((int)prio, "%s", sdb_strbuf_string(buf));
} /* log_printer */
static void
return;
}
else if (len < sizeof(uint32_t)) {
- printf("ERROR: Received a DATA message with invalid "
- "or missing data-type\n");
+ sdb_log(SDB_LOG_ERR, "Received a DATA message with invalid "
+ "or missing data-type");
return;
}
int status;
void (*printer)(sdb_strbuf_t *);
} response_printers[] = {
- { CONNECTION_LOG, log_printer },
- { CONNECTION_DATA, data_printer },
+ { SDB_CONNECTION_OK, ok_printer },
+ { SDB_CONNECTION_LOG, log_printer },
+ { SDB_CONNECTION_DATA, data_printer },
};
+static void
+clear_query(sdb_input_t *input)
+{
+ sdb_strbuf_skip(input->input, 0, input->query_len);
+ input->tokenizer_pos -= input->query_len;
+ input->query_len = 0;
+ input->have_input = 0;
+} /* clear_query */
+
/*
* public API
*/
const char *result;
uint32_t rcode = 0;
- int status = 0;
+ int status = -1;
size_t i;
recv_buf = sdb_strbuf_create(1024);
return -1;
}
- if (rcode == UINT32_MAX) {
- printf("ERROR: ");
- status = -1;
- }
- else
+ if (rcode != UINT32_MAX)
status = (int)rcode;
for (i = 0; i < SDB_STATIC_ARRAY_LEN(response_printers); ++i) {
result = sdb_strbuf_string(recv_buf);
if (result && *result)
- printf("%s\n", result);
+ sdb_log(SDB_LOG_ERR, "%s", result);
else if (rcode == UINT32_MAX) {
char errbuf[1024];
- printf("%s\n", sdb_strerror(errno, errbuf, sizeof(errbuf)));
+ sdb_log(SDB_LOG_ERR, "%s",
+ sdb_strerror(errno, errbuf, sizeof(errbuf)));
}
sdb_strbuf_destroy(recv_buf);
if (query_len) {
data = strndup(query, query_len);
/* ignore errors; we'll only hide the command from the caller */
+ }
- sdb_client_send(input->client, CONNECTION_QUERY, query_len, query);
-
- /* The server will send back *something*, either error/log messages
- * and/or the reply to the query. Here, we don't care about what it
- * sends back. We'll wait for the first reply and then return to the
- * main loop which will handle any subsequent replies, including
- * eventually the reply to the query (if it's not the first reply). */
- if (sdb_command_print_reply(input->client) < 0) {
- if (data)
- free(data);
- return NULL;
+ if (sdb_client_eof(input->client)) {
+ if (sdb_input_reconnect()) {
+ clear_query(input);
+ return data;
}
}
+ else if (! query_len)
+ return NULL;
+
+ sdb_client_send(input->client, SDB_CONNECTION_QUERY, query_len, query);
+
+ /* The server may send back log messages but will eventually reply to the
+ * query, which is either DATA or ERROR. */
+ while (42) {
+ int status = sdb_command_print_reply(input->client);
+ if (status < 0) {
+ sdb_log(SDB_LOG_ERR, "Failed to read reply from server");
+ break;
+ }
- sdb_strbuf_skip(input->input, 0, input->query_len);
- input->tokenizer_pos -= input->query_len;
- input->query_len = 0;
+ if ((status == SDB_CONNECTION_OK)
+ || (status == SDB_CONNECTION_DATA)
+ || (status == SDB_CONNECTION_ERROR))
+ break;
+ }
+ clear_query(input);
return data;
} /* sdb_command_exec */
+void
+sdb_command_print_server_version(sdb_input_t *input)
+{
+ sdb_strbuf_t *buf = sdb_strbuf_create(32);
+ uint32_t code = 0, version = 0;
+ const char *extra;
+
+ if ((sdb_client_rpc(input->client, SDB_CONNECTION_SERVER_VERSION,
+ 0, NULL, &code, buf) < 0) || (code != SDB_CONNECTION_OK))
+ return;
+ if (sdb_strbuf_len(buf) < sizeof(version))
+ return;
+
+ sdb_proto_unmarshal_int32(SDB_STRBUF_STR(buf), &version);
+ extra = sdb_strbuf_string(buf) + sizeof(version);
+ sdb_log(SDB_LOG_INFO, "SysDB server %d.%d.%d%s",
+ SDB_VERSION_DECODE((int)version), extra);
+ sdb_strbuf_destroy(buf);
+} /* sdb_command_print_server_version */
+
/* vim: set tw=78 sw=4 ts=4 noexpandtab : */