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Fix issue with OK being split across multiple reads

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This commit is contained in:
Mark Riddoch
2014-06-27 09:27:43 +01:00
parent eb5912239a
commit 7cdef05710
1 changed files with 29 additions and 6 deletions
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33
client/maxadmin.c
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@ -25,6 +25,8 @@
* Date Who Description * Date Who Description
* 13/06/14 Mark Riddoch Initial implementation * 13/06/14 Mark Riddoch Initial implementation
* 15/06/14 Mark Riddoch Addition of source command * 15/06/14 Mark Riddoch Addition of source command
* 26/06/14 Mark Riddoch Fix issue with final OK split across
* multiple reads
* *
* @endverbatim * @endverbatim
*/ */
@ -440,7 +442,9 @@ char buf[20];
/** /**
* Send a comamnd using the MaxScaled protocol, display the return data * Send a comamnd using the MaxScaled protocol, display the return data
* on standard output * on standard output.
*
* Input terminates with a lien containing jsut the text OK
* *
* @param so The socket connect to MaxScale * @param so The socket connect to MaxScale
* @param cmd The command to send * @param cmd The command to send
@ -450,19 +454,38 @@ static int
sendCommand(int so, char *cmd) sendCommand(int so, char *cmd)
{ {
char buf[80]; char buf[80];
int i; int i, j, newline = 0;
write(so, cmd, strlen(cmd)); write(so, cmd, strlen(cmd));
while (1) while (1)
{ {
if ((i = read(so, buf, 80)) == -1) if ((i = read(so, buf, 80)) == -1)
return 0; return 0;
if (i > 1 && buf[i-1] == 'K' && buf[i-2] == 'O') for (j = 0; j < i; j++)
{
if (newline == 1 && buf[j] == 'O')
newline = 2;
else if (newline == 2 && buf[j] == 'K' && j == i - 1)
{ {
write(1, buf, i - 2);
return 1; return 1;
} }
write(1, buf, i); else if (newline == 2)
{
putchar('O');
putchar(buf[j]);
newline = 0;
}
else if (buf[j] == '\n' || buf[j] == '\r')
{
putchar(buf[j]);
newline = 1;
}
else
{
putchar(buf[j]);
newline = 0;
}
}
} }
return 1; return 1;
} }