[Perfparse-cvs] _perfparse/db_tools convert.c, 1.10, 1.11 convert.h, 1.3, 1.4

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Update of /cvsroot/perfparse/_perfparse/db_tools
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv26324/db_tools

Modified Files:
	convert.c convert.h 
Log Message:
some db conversion work


Index: convert.c
===================================================================
RCS file: /cvsroot/perfparse/_perfparse/db_tools/convert.c,v
retrieving revision 1.10
retrieving revision 1.11
diff -C2 -d -r1.10 -r1.11
*** convert.c	11 Dec 2006 23:44:48 -0000	1.10
--- convert.c	12 Dec 2006 23:44:18 -0000	1.11
***************
*** 141,157 ****
  	if (version < 0.20)
  	{
!     int steps=5;
! 		printf (_("Warning, this stage may take some time:\n"));
! 		printf (_("[Step 1/%d] Creating new group table:\n"),steps);
! 		query ("create table perfdata_groups \
             (group_id INT AUTO_INCREMENT PRIMARY KEY, \
              group_name VARCHAR(75) UNIQUE) type=InnoDB \
                select group_name from perfdata_host_group");
! 		printf (_("[Step 2/%d] Dropping foreign key from perfdata_host to perfdata_host_group table.\n"),steps);
! 		DropForeignKey ("perfdata_host", "perfdata_host_group");
! 		printf (_("[Step 3/%d] Dropping table perfdata_host_group\n"),steps);
! 		query ("drop table perfdata_host_group");
!     printf(_("[Step 4/%d] Creating group mapping table perfdata_host_groups\n"),steps);
!     query ("CREATE TABLE IF NOT EXISTS perfdata_host_groups ( \
              group_id INT, \
              FOREIGN KEY perfdata_host_groups_ibfk_1 (group_id) \
--- 141,186 ----
  	if (version < 0.20)
  	{
!     int i_steps=20;
!     int i=0;
!     char *s_cont_step=getRegistry("dummy","pp/database/conversion_step",NULL);
!     int i_cont_step=0;
!     if(s_cont_step != NULL) {
!       i_cont_step=atoi(s_cont_step);
!       printf(_("Previous database conversion not complete. Continuing with step %d.\n"),
!         i_cont_step);
!     }
!     
!     if(i_cont_step < i_steps) {
!       printf (_("Warning, this stage may take some time:\n"));
!     }
!     
!     if(i_cont_step < i++) {
! 		  
! 		  printf (_("[Step %d/%d] Creating new group table:\n"),i,i_steps);
! 		  query ("create table perfdata_groups \
             (group_id INT AUTO_INCREMENT PRIMARY KEY, \
              group_name VARCHAR(75) UNIQUE) type=InnoDB \
                select group_name from perfdata_host_group");
!       setConversionStep(i);
!     }
!     
!     if(i_cont_step < i++) {
! 		  printf (_("[Step %d/%d] Dropping foreign key from perfdata_host to perfdata_host_group table.\n"),i,i_steps);
! 		  if(!DropForeignKey ("perfdata_host", "perfdata_host_group")) {
!         printf("Foreign Key not found!\nExiting.\n");
!         exit(1);
!       }
! 		  setConversionStep(i);
!     }
!     
!     if(i_cont_step < i++) {   
!       printf (_("[Step %d/%d] Dropping table perfdata_host_group\n"),i,i_steps);
! 		  query ("drop table perfdata_host_group");
!       setConversionStep(i);
!     }
!      
!     if(i_cont_step < i++) { 
!       printf(_("[Step %d/%d] Creating group mapping table perfdata_host_groups\n"),i,i_steps);
!       query ("CREATE TABLE IF NOT EXISTS perfdata_host_groups ( \
              group_id INT, \
              FOREIGN KEY perfdata_host_groups_ibfk_1 (group_id) \
***************
*** 161,170 ****
                REFERENCES perfdata_host(host_id) ON DELETE CASCADE \
              ) type=InnoDB;");
!     printf(_("[Step 5/%d] Filling table perfdata_host_groups\n"),steps);
!     query ("insert into perfdata_host_groups(group_id,host_id) \
                select g.group_id, h.host_id from perfdata_groups g,\
                  perfdata_host h where g.group_name=h.group_name");
  
! 
  	}
  
--- 190,266 ----
                REFERENCES perfdata_host(host_id) ON DELETE CASCADE \
              ) type=InnoDB;");
!       setConversionStep(i);
!     }
!      
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Filling table perfdata_host_groups\n"),i,i_steps);
!       query ("insert into perfdata_host_groups(group_id,host_id) \
                select g.group_id, h.host_id from perfdata_groups g,\
                  perfdata_host h where g.group_name=h.group_name");
+       setConversionStep(i);
+     }
  
!     /*
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Fixing keys of perfdata_host table pt. 1\n"),i,i_steps);
!       if(!DropForeignKey ("perfdata_service_raw", "perfdata_host")) {
!         printf("Foreign Key not found!\nExiting.\n");
!         exit(1);
!       }
!       setConversionStep(i);
!     }   
!     
!     
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Fixing keys of perfdata_host table pt. 2\n"),i,i_steps);
!       if(!DropForeignKey ("perfdata_service_metric", "perfdata_host")) {
!         printf("Foreign Key not found!\nExiting.\n");
!         exit(1);
!       }
!       setConversionStep(i);
!     }
!     */
!     
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Fixing keys of perfdata_host table pt. 3\n"),i,i_steps);
!       if(!DropForeignKey ("perfdata_service", "perfdata_host")) {
!         printf("Foreign Key not found!\nExiting.\n");
!         exit(1);
!       }
!       setConversionStep(i);
!     } 
!     
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Fixing keys of perfdata_host table pt. 4\n"),i,i_steps);
!       if(!DropKey ("perfdata_host", "host_id")) {
!         printf("Key not found!\nExiting.\n");
!         exit(1);
!       }
!       setConversionStep(i);
!     }  
!     
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Fixing keys of perfdata_host table pt. 5\n"),i,i_steps);
!       query("alter table perfdata_host drop primary key");
!       setConversionStep(i);
!     }
!     
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Fixing keys of perfdata_host table pt. 6\n"),i,i_steps);
!       query("alter table perfdata_host add constraint unique key perfdata_host_ix0 (host_name)");
!       setConversionStep(i);
!     }
!  
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Fixing keys of perfdata_host table pt. 7\n"),i,i_steps);
!       query("alter table perfdata_host modify column host_id INT AUTO_INCREMENT PRIMARY KEY");
!       setConversionStep(i);
!     }   
!     
!     if(i_cont_step < i++) {
!       printf(_("[Step %d/%d] Dropping group_name from perfdata_host table\n"),i,i_steps);
!       query("alter table perfdata_host drop column group_name");
!       setConversionStep(i);
!     }
  	}
  
***************
*** 197,200 ****
--- 293,352 ----
  
  
+ void setConversionStep(int i) {
+   char s_i[4];
+   snprintf(s_i,3,"%d",i);
+   setRegistry("dummy","pp/database/conversion_step",s_i,time(NULL));
+ }
+   
+ int DropKey(char *sTableName, char *sColumnName) {
+  	GString *querystr = g_string_new ("");
+ 	GString *resultstr = g_string_new ("");
+ 	char *tmpstr;
+ 	regex_t preg_struct;
+ 	regex_t *preg = &preg_struct;
+ 	GString *regex = g_string_new ("");
+ 	size_t nmatch = 10;
+ 	regmatch_t pmatch[10];
+ 	int i;
+ 
+ 
+ 	g_string_printf (querystr, "show create table %s", sTableName);
+ 	query (querystr->str);
+ 	if ((result_row = mysql_fetch_row (query_result)))
+ 	{
+ 		g_string_assign (resultstr, result_row[1]);
+ 		g_string_printf (regex,
+ 				 ".*KEY `(\\S+)` \\(`%s`\\).*", // todo: exclude foreign keys
+ 				 sColumnName);
+ 		i = regcomp (preg, regex->str, REG_EXTENDED | REG_ICASE);
+ 		i = regexec (preg, resultstr->str, nmatch, pmatch,
+ 			     REG_NOTEOL);
+ 		if (i == REG_NOMATCH)
+ 		{
+ 			return (FALSE);
+ 		}
+ 		else
+ 		{
+ 			for (i = 1; i < nmatch; i++)	// pmatch[0] contains the whole search
+ 			{
+ 				if (pmatch[i].rm_so != -1
+ 				    && pmatch[i].rm_eo != -1)
+ 				{
+ 					tmpstr = resultstr->str + pmatch[i].rm_eo;
+ 					*tmpstr = '\0';
+ 					printf ("Match %d so: %d, eo:%d String %s\n", i,
+ 					 pmatch[i].rm_so, pmatch[i].rm_eo,resultstr->str+pmatch[i].rm_so);
+ 					g_string_printf (querystr,
+ 							 "ALTER TABLE %s DROP KEY %s",
+ 							 sTableName, resultstr->str + pmatch[i].rm_so);
+ 					query (querystr->str);
+ 				}
+ 			}  
+ 		}
+ 	}
+   return(TRUE);
+ }
+ 
+ 
  int
  DropForeignKey (char *TableName, char *ForeignTableName)

Index: convert.h
===================================================================
RCS file: /cvsroot/perfparse/_perfparse/db_tools/convert.h,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** convert.h	7 Dec 2006 23:47:13 -0000	1.3
--- convert.h	12 Dec 2006 23:44:18 -0000	1.4
***************
*** 32,35 ****
--- 32,37 ----
  void install_database(void);
  int DropForeignKey(char *TableName, char *ForeignTableName);
+ int DropKey(char *sTableName, char *sColumnName);
+ void setConversionStep(int i);
  
  #endif