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Check number of fields in IDENTIFY_SYSTEM response

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Jaime Casanova
This commit is contained in:
Magnus Hagander 2012-01-20 13:57:02 +01:00
parent 356fddfa0f
commit c14534957b
3 changed files with 15 additions and 7 deletions
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9
src/bin/pg_basebackup/pg_basebackup.c
View File

@ -918,10 +918,10 @@ BaseBackup(void)
progname, PQerrorMessage(conn));
disconnect_and_exit(1);
}
if (PQntuples(res) != 1)
if (PQntuples(res) != 1 || PQnfields(res) != 3)
{
fprintf(stderr, _("%s: could not identify system, got %i rows\n"),
progname, PQntuples(res));
fprintf(stderr, _("%s: could not identify system, got %i rows and %i fields\n"),
progname, PQntuples(res), PQnfields(res));
disconnect_and_exit(1);
}
sysidentifier = strdup(PQgetvalue(res, 0, 0));
@ -1130,7 +1130,7 @@ BaseBackup(void)
{
fprintf(stderr, _("%s: could not parse xlog end position \"%s\"\n"),
progname, xlogend);
exit(1);
disconnect_and_exit(1);
}
InterlockedIncrement(&has_xlogendptr);
@ -1162,6 +1162,7 @@ BaseBackup(void)
/*
* End of copy data. Final result is already checked inside the loop.
*/
PQclear(res);
PQfinish(conn);
if (verbose)

6
src/bin/pg_basebackup/pg_receivexlog.c
View File

@ -235,10 +235,10 @@ StreamLog(void)
progname, PQerrorMessage(conn));
disconnect_and_exit(1);
}
if (PQntuples(res) != 1)
if (PQntuples(res) != 1 || PQnfields(res) != 3)
{
fprintf(stderr, _("%s: could not identify system, got %i rows\n"),
progname, PQntuples(res));
fprintf(stderr, _("%s: could not identify system, got %i rows and %i fields\n"),
progname, PQntuples(res), PQnfields(res));
disconnect_and_exit(1);
}
timeline = atoi(PQgetvalue(res, 0, 1));

7
src/bin/pg_basebackup/receivelog.c
View File

@ -235,6 +235,13 @@ ReceiveXlogStream(PGconn *conn, XLogRecPtr startpos, uint32 timeline, char *sysi
PQclear(res);
return false;
}
if (PQnfields(res) != 3 || PQntuples(res) != 1)
{
fprintf(stderr, _("%s: could not identify system, got %i rows and %i fields\n"),
progname, PQntuples(res), PQnfields(res));
PQclear(res);
return false;
}
if (strcmp(sysidentifier, PQgetvalue(res, 0, 0)) != 0)
{
fprintf(stderr, _("%s: system identifier does not match between base backup and streaming connection\n"), progname);