Commit7adb1b0

committed

Add blcksz to struct ControlFileData to check BLCKSZ is same

as BLCKSZ which the backend was compiled in.

1 parent433c213 commit7adb1b0Copy full SHA for 7adb1b0

File tree

-0

lines changed

-0

lines changed

Lines changed: 5 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -97,6 +97,7 @@ typedef struct ControlFileData`
`97`	`97`	`XLogRecPtrcheckPoint;/* last check point record ptr */`
`98`	`98`	`time_ttime;/* time stamp of last modification */`
`99`	`99`	`DBStatestate;/* */`
	`100`	`+uint32blcksz;/* block size for this DB */`
`100`	`101`	`/* MORE DATA FOLLOWS AT THE END OF THIS STRUCTURE`
`101`	`102`	`* - locations of data dirs`
`102`	`103`	`*/`
`@@ -1162,6 +1163,7 @@ BootStrapXLOG()`
`1162`	`1163`	`ControlFile->checkPoint=checkPoint.redo;`
`1163`	`1164`	`ControlFile->time=time(NULL);`
`1164`	`1165`	`ControlFile->state=DB_SHUTDOWNED;`
	`1166`	`+ControlFile->blcksz=BLCKSZ;`
`1165`	`1167`
`1166`	`1168`	`if (write(fd,buffer,BLCKSZ)!=BLCKSZ)`
`1167`	`1169`	`elog(STOP,"BootStrapXLOG failed to write control file: %d",errno);`
`@@ -1249,6 +1251,9 @@ StartupXLOG()`
`1249`	`1251`	`!XRecOffIsValid(ControlFile->checkPoint.xrecoff))`
`1250`	`1252`	`elog(STOP,"Control file context is broken");`
`1251`	`1253`
	`1254`	`+if (ControlFile->blcksz!=BLCKSZ)`
	`1255`	`+elog(STOP,"database was initialized in BLCKSZ(%d), but the backend was compiled in BLCKSZ(%d)",ControlFile->blcksz,BLCKSZ);`
	`1256`	`+`
`1252`	`1257`	`if (ControlFile->state==DB_SHUTDOWNED)`
`1253`	`1258`	`elog(LOG,"Data Base System was shutdowned at %s",`
`1254`	`1259`	`str_time(ControlFile->time));`

Comments

(0)