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Commite1598a1

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pg_upgrade: check for large object size compatibility
1 parent36ad1a8 commite1598a1

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2 files changed

+28
-0
lines changed

2 files changed

+28
-0
lines changed

‎contrib/pg_upgrade/controldata.c‎

Lines changed: 21 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -54,6 +54,7 @@ get_control_data(ClusterInfo *cluster, bool live_check)
5454
boolgot_ident= false;
5555
boolgot_index= false;
5656
boolgot_toast= false;
57+
boolgot_large_object= false;
5758
boolgot_date_is_int= false;
5859
boolgot_float8_pass_by_value= false;
5960
boolgot_data_checksum_version= false;
@@ -357,6 +358,17 @@ get_control_data(ClusterInfo *cluster, bool live_check)
357358
cluster->controldata.toast=str2uint(p);
358359
got_toast= true;
359360
}
361+
elseif ((p=strstr(bufin,"Size of a large-object chunk:"))!=NULL)
362+
{
363+
p=strchr(p,':');
364+
365+
if (p==NULL||strlen(p) <=1)
366+
pg_fatal("%d: controldata retrieval problem\n",__LINE__);
367+
368+
p++;/* removing ':' char */
369+
cluster->controldata.large_object=str2uint(p);
370+
got_large_object= true;
371+
}
360372
elseif ((p=strstr(bufin,"Date/time type storage:"))!=NULL)
361373
{
362374
p=strchr(p,':');
@@ -475,6 +487,8 @@ get_control_data(ClusterInfo *cluster, bool live_check)
475487
!got_tli||
476488
!got_align|| !got_blocksz|| !got_largesz|| !got_walsz||
477489
!got_walseg|| !got_ident|| !got_index|| !got_toast||
490+
(!got_large_object&&
491+
cluster->controldata.cat_ver >=LARGE_OBJECT_SIZE_PG_CONTROL_VER)||
478492
!got_date_is_int|| !got_float8_pass_by_value|| !got_data_checksum_version)
479493
{
480494
pg_log(PG_REPORT,
@@ -527,6 +541,10 @@ get_control_data(ClusterInfo *cluster, bool live_check)
527541
if (!got_toast)
528542
pg_log(PG_REPORT," maximum TOAST chunk size\n");
529543

544+
if (!got_large_object&&
545+
cluster->controldata.cat_ver >=LARGE_OBJECT_SIZE_PG_CONTROL_VER)
546+
pg_log(PG_REPORT," large-object chunk size\n");
547+
530548
if (!got_date_is_int)
531549
pg_log(PG_REPORT," dates/times are integers?\n");
532550

@@ -576,6 +594,9 @@ check_control_data(ControlData *oldctrl,
576594
if (oldctrl->toast==0||oldctrl->toast!=newctrl->toast)
577595
pg_fatal("old and new pg_controldata maximum TOAST chunk sizes are invalid or do not match\n");
578596

597+
if (oldctrl->large_object==0||oldctrl->large_object!=newctrl->large_object)
598+
pg_fatal("old and new pg_controldata large-object chunk sizes are invalid or do not match\n");
599+
579600
if (oldctrl->date_is_int!=newctrl->date_is_int)
580601
pg_fatal("old and new pg_controldata date/time storage types do not match\n");
581602

‎contrib/pg_upgrade/pg_upgrade.h‎

Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -115,6 +115,12 @@ extern char *output_files[];
115115
*/
116116
#defineMULTIXACT_FORMATCHANGE_CAT_VER 201301231
117117

118+
/*
119+
* large object chunk size added to pg_controldata,
120+
* commit 5f93c37805e7485488480916b4585e098d3cc883
121+
*/
122+
#defineLARGE_OBJECT_SIZE_PG_CONTROL_VER 942
123+
118124
/*
119125
* Each relation is represented by a relinfo structure.
120126
*/
@@ -203,6 +209,7 @@ typedef struct
203209
uint32ident;
204210
uint32index;
205211
uint32toast;
212+
uint32large_object;
206213
booldate_is_int;
207214
boolfloat8_pass_by_value;
208215
booldata_checksum_version;

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