[rrd-users] Re: this is wat I have done to work with rrdtool in PHP. can u help me

[D. Walsh]

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On Jun 8, 2006, at 03:25 , Thati Ravi wrote:

> I have tried these things  today morning *****  ( and in the  
> previous mail I
> have supplied my OS an d all the required details any way  
> specifying again
>  OS: Fedora Core2  Apache2.2.2 and  PHP 4/5 both with explanation  
> show here)
> 1.First I have installed rrdtool1.0.49 with source code downloaded frm
> rrdtool website again
> 2.Got the php4rrdtool1.03 and configured it php4/5 as shown in below
> explanation.
> 1.About RRDTool1.0.49:
>
> RRDTool-1.0.49:
>  ./configure --enable-shared
> make
> make install
>
> Then
> 2.php4rrdtool1.03
>  PHP4RRDTool1.03\
>
> 1.Untarred into a directory
> 2.rrdmodule$./configure --with-rrdtool=/path/to/rrdtool-1.0.49/
> --with-php-config=/path/to/php-config
> (Here I have two PHP versions php4 and php5.1.2)
>
> First with php5's php-config file:
>  OutPut of configure comand:
> ./configure --with-rrdtool=/usr/local/rrdtool-1.0.49/
> --with-php-config=/usr/local/bin/php-config
> loading cache ./config.cache

[ SNIP ... ]

> [ravit at SSDG17 php4-rrdtool-1.03]$ make
> make[1]: Entering directory `/home/ravit/RRDIns/PhpRRD/php4- 
> rrdtool-1.03'
> make[1]: Nothing to be done for `all-p'.
> make[1]: Leaving directory `/home/ravit/RRDIns/PhpRRD/php4- 
> rrdtool-1.03'
> Then Install:
> [root at SSDG17 php4-rrdtool-1.03]# make install
> make[1]: Entering directory `/home/ravit/RRDIns/PhpRRD/php4- 
> rrdtool-1.03'
> installing shared modules into
> /usr/local/lib/php/extensions/no-debug-non-zts-20050922
> make[1]: Leaving directory `/home/ravit/RRDIns/PhpRRD/php4- 
> rrdtool-1.03'
>
> After this I have tried to execute an example scripts from the  
> untarred
> files.
> [ravit at SSDG17 ~]$ ./rrd_create.php  ( You can see the code at the  
> bottom)
>
> Warning: dl(): Unable to load dynamic library './rrdtool.so' - ./ 
> rrdtool.so:
> cannot open shared object file: No such file or directory in
> /home/ravit/rrd_create.php on line 8
>  This is a php script to create an rrd databse file

First, the php4rrdtool module doesn't work properly and isn't  
supported by anyone.

What is the "extension_dir=" entry in your php.ini file?


> Fatal error: Call to undefined function rrd_create() in
> /home/ravit/rrd_create.php on line 22
>
>
> #! /usr/local/bin/php -q  ( this is php5.1.x)
> <?
>  dl("rrdtool.so");

The "dl(rrdtool.so)" only works if  php.ini is configured properly.

>
>      " echo " This is a php script to create an rrd databse file \n";
>   $_opts = array( "--step", "300", "--start", 0,
>                  "DS:input:COUNTER:900:0:U",
>                  "DS:output:COUNTER:900:0:U",
>                  "RRA:AVERAGE:0.5:1:1000",
>                  "RRA:MIN:0.5:1:1000",
>                  "RRA:MAX:0.5:1:1000"
>                );
>
>   $ret = rrd_create("/tmp/test.rrd", $_opts, count($_opts));
>
>   if ( $ret == 0 )
>   {
>       $err = rrd_error();
>       echo "Create error: $err\n";
>   }
>
>   ..........
>  ?>
>
>
> If I  replace the first line of the code with /usr/bin/php -q   
> which is php4
>  I am getting the following error :
>
> [ravit at SSDG17 ~]$ ./rrd_create.php
> This is a php script to create an rrd databse file
> Segmentation fault
> (not getting the same error as previous execution)
>
> My attempt  is to run php scripts in the command prompt as well as  
> on Apache
> Server with RRD funcrions
>
> I  ran phpinfo() function from my apache2.2.2 sever which gave a  
> the output
> as shown in the attachment to this mail.
>
> -- 
>
> Ravi.Thati
> Our Attempts may fail but we should not fail to attempt.





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