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Commite98d635

Browse files
committed
pg_rewind: Improve message wording
1 parent747781f commite98d635

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7 files changed

+54
-56
lines changed

7 files changed

+54
-56
lines changed

‎src/bin/pg_rewind/copy_fetch.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -148,7 +148,7 @@ recurse_dir(const char *datadir, const char *parentpath,
148148
fullparentpath,strerror(errno));
149149

150150
if (closedir(xldir))
151-
pg_fatal("could not closearchive location \"%s\": %s\n",
151+
pg_fatal("could not closedirectory \"%s\": %s\n",
152152
fullparentpath,strerror(errno));
153153
}
154154

@@ -199,7 +199,7 @@ copy_file_range(const char *path, off_t begin, off_t end, bool trunc)
199199
}
200200

201201
if (close(srcfd)!=0)
202-
pg_fatal("error closing file \"%s\": %s\n",srcpath,strerror(errno));
202+
pg_fatal("could not close file \"%s\": %s\n",srcpath,strerror(errno));
203203
}
204204

205205
/*

‎src/bin/pg_rewind/file_ops.c‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -25,7 +25,7 @@
2525
#include"pg_rewind.h"
2626

2727
/*
28-
* Currently opendestination file.
28+
* Currently opentarget file.
2929
*/
3030
staticintdstfd=-1;
3131
staticchardstpath[MAXPGPATH]="";
@@ -61,7 +61,7 @@ open_target_file(const char *path, bool trunc)
6161
mode |=O_TRUNC;
6262
dstfd=open(dstpath,mode,0600);
6363
if (dstfd<0)
64-
pg_fatal("could not opendestination file \"%s\": %s\n",
64+
pg_fatal("could not opentarget file \"%s\": %s\n",
6565
dstpath,strerror(errno));
6666
}
6767

@@ -75,7 +75,7 @@ close_target_file(void)
7575
return;
7676

7777
if (close(dstfd)!=0)
78-
pg_fatal("error closing destination file \"%s\": %s\n",
78+
pg_fatal("could not close target file \"%s\": %s\n",
7979
dstpath,strerror(errno));
8080

8181
dstfd=-1;
@@ -96,7 +96,7 @@ write_target_range(char *buf, off_t begin, size_t size)
9696
return;
9797

9898
if (lseek(dstfd,begin,SEEK_SET)==-1)
99-
pg_fatal("could not seek indestination file \"%s\": %s\n",
99+
pg_fatal("could not seek intarget file \"%s\": %s\n",
100100
dstpath,strerror(errno));
101101

102102
writeleft=size;

‎src/bin/pg_rewind/filemap.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -93,7 +93,7 @@ process_source_file(const char *path, file_type_t type, size_t newsize,
9393
* regular file
9494
*/
9595
if (type!=FILE_TYPE_REGULAR&&isRelDataFile(path))
96-
pg_fatal("data filein source\"%s\" is not a regular file\n",path);
96+
pg_fatal("data file \"%s\" in source is not a regular file\n",path);
9797

9898
snprintf(localpath,sizeof(localpath),"%s/%s",datadir_target,path);
9999

@@ -256,7 +256,7 @@ process_target_file(const char *path, file_type_t type, size_t oldsize,
256256
if (lstat(localpath,&statbuf)<0)
257257
{
258258
if (errno!=ENOENT)
259-
pg_fatal("could not stat file \"%s\": %s",
259+
pg_fatal("could not stat file \"%s\": %s\n",
260260
localpath,strerror(errno));
261261

262262
exists= false;

‎src/bin/pg_rewind/libpq_fetch.c‎

Lines changed: 15 additions & 15 deletions
Original file line numberDiff line numberDiff line change
@@ -52,10 +52,10 @@ libpqConnect(const char *connstr)
5252

5353
conn=PQconnectdb(connstr);
5454
if (PQstatus(conn)==CONNECTION_BAD)
55-
pg_fatal("could not connect toremoteserver: %s\n",
55+
pg_fatal("could not connect to server: %s",
5656
PQerrorMessage(conn));
5757

58-
pg_log(PG_PROGRESS,"connected toremoteserver\n");
58+
pg_log(PG_PROGRESS,"connected to server\n");
5959

6060
/*
6161
* Check that the server is not in hot standby mode. There is no
@@ -91,12 +91,12 @@ run_simple_query(const char *sql)
9191
res=PQexec(conn,sql);
9292

9393
if (PQresultStatus(res)!=PGRES_TUPLES_OK)
94-
pg_fatal("error running query (%s) in source server: %s\n",
94+
pg_fatal("error running query (%s) in source server: %s",
9595
sql,PQresultErrorMessage(res));
9696

9797
/* sanity check the result set */
9898
if (PQnfields(res)!=1||PQntuples(res)!=1||PQgetisnull(res,0,0))
99-
pg_fatal("unexpected result setwhile running query\n");
99+
pg_fatal("unexpected result setfrom query\n");
100100

101101
result=pg_strdup(PQgetvalue(res,0,0));
102102

@@ -119,7 +119,7 @@ libpqGetCurrentXlogInsertLocation(void)
119119
val=run_simple_query("SELECT pg_current_xlog_insert_location()");
120120

121121
if (sscanf(val,"%X/%X",&hi,&lo)!=2)
122-
pg_fatal("unexpected result \"%s\"while fetching current XLOG insert location\n",val);
122+
pg_fatal("unrecognized result \"%s\"for current XLOG insert location\n",val);
123123

124124
result= ((uint64)hi) <<32 |lo;
125125

@@ -167,7 +167,7 @@ libpqProcessFileList(void)
167167
res=PQexec(conn,sql);
168168

169169
if (PQresultStatus(res)!=PGRES_TUPLES_OK)
170-
pg_fatal("unexpected result while fetchingfile list: %s\n",
170+
pg_fatal("could not fetchfile list: %s",
171171
PQresultErrorMessage(res));
172172

173173
/* sanity check the result set */
@@ -210,7 +210,7 @@ receiveFileChunks(const char *sql)
210210
PGresult*res;
211211

212212
if (PQsendQueryParams(conn,sql,0,NULL,NULL,NULL,NULL,1)!=1)
213-
pg_fatal("could not send query: %s\n",PQerrorMessage(conn));
213+
pg_fatal("could not send query: %s",PQerrorMessage(conn));
214214

215215
pg_log(PG_DEBUG,"getting file chunks");
216216

@@ -262,7 +262,7 @@ receiveFileChunks(const char *sql)
262262
PQgetisnull(res,0,1)||
263263
PQgetisnull(res,0,2))
264264
{
265-
pg_fatal("unexpectedNULL result while fetching remote files\n");
265+
pg_fatal("unexpectednull values in result while fetching remote files\n");
266266
}
267267

268268
if (PQgetlength(res,0,1)!=sizeof(int32))
@@ -280,7 +280,7 @@ receiveFileChunks(const char *sql)
280280

281281
chunk=PQgetvalue(res,0,2);
282282

283-
pg_log(PG_DEBUG,"received chunk for file \"%s\",off %d,len %d\n",
283+
pg_log(PG_DEBUG,"received chunk for file \"%s\",offset %d,size %d\n",
284284
filename,chunkoff,chunksize);
285285

286286
open_target_file(filename, false);
@@ -309,7 +309,7 @@ libpqGetFile(const char *filename, size_t *filesize)
309309
1,NULL,paramValues,NULL,NULL,1);
310310

311311
if (PQresultStatus(res)!=PGRES_TUPLES_OK)
312-
pg_fatal("unexpected result while fetchingremote file \"%s\": %s\n",
312+
pg_fatal("could not fetchremote file \"%s\": %s",
313313
filename,PQresultErrorMessage(res));
314314

315315
/* sanity check the result set */
@@ -355,7 +355,7 @@ fetch_file_range(const char *path, unsigned int begin, unsigned int end)
355355
snprintf(linebuf,sizeof(linebuf),"%s\t%u\t%u\n",path,begin,len);
356356

357357
if (PQputCopyData(conn,linebuf,strlen(linebuf))!=1)
358-
pg_fatal("error sendingCOPY data: %s\n",
358+
pg_fatal("could not sendCOPY data: %s",
359359
PQerrorMessage(conn));
360360

361361
begin+=len;
@@ -381,14 +381,14 @@ libpq_executeFileMap(filemap_t *map)
381381
res=PQexec(conn,sql);
382382

383383
if (PQresultStatus(res)!=PGRES_COMMAND_OK)
384-
pg_fatal("error creatingtemporary table: %s\n",
384+
pg_fatal("could not createtemporary table: %s",
385385
PQresultErrorMessage(res));
386386

387387
sql="COPY fetchchunks FROM STDIN";
388388
res=PQexec(conn,sql);
389389

390390
if (PQresultStatus(res)!=PGRES_COPY_IN)
391-
pg_fatal("unexpected result while sendingfile list: %s\n",
391+
pg_fatal("could not sendfile list: %s",
392392
PQresultErrorMessage(res));
393393

394394
for (i=0;i<map->narray;i++)
@@ -429,13 +429,13 @@ libpq_executeFileMap(filemap_t *map)
429429
}
430430

431431
if (PQputCopyEnd(conn,NULL)!=1)
432-
pg_fatal("error sendingend-of-COPY: %s\n",
432+
pg_fatal("could not sendend-of-COPY: %s",
433433
PQerrorMessage(conn));
434434

435435
while ((res=PQgetResult(conn))!=NULL)
436436
{
437437
if (PQresultStatus(res)!=PGRES_COMMAND_OK)
438-
pg_fatal("unexpected result while sending file list: %s\n",
438+
pg_fatal("unexpected result while sending file list: %s",
439439
PQresultErrorMessage(res));
440440
}
441441

‎src/bin/pg_rewind/parsexlog.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -84,11 +84,11 @@ extractPageMap(const char *datadir, XLogRecPtr startpoint, TimeLineID tli,
8484
errptr=startpoint ?startpoint :xlogreader->EndRecPtr;
8585

8686
if (errormsg)
87-
pg_fatal("error readingWAL at %X/%X: %s\n",
87+
pg_fatal("could not readWAL record at %X/%X: %s\n",
8888
(uint32) (errptr >>32), (uint32) (errptr),
8989
errormsg);
9090
else
91-
pg_fatal("error readingWAL at %X/%X\n",
91+
pg_fatal("could not readWAL record at %X/%X\n",
9292
(uint32) (startpoint >>32),
9393
(uint32) (startpoint));
9494
}

‎src/bin/pg_rewind/pg_rewind.c‎

Lines changed: 21 additions & 23 deletions
Original file line numberDiff line numberDiff line change
@@ -56,22 +56,18 @@ booldry_run = false;
5656
staticvoid
5757
usage(constchar*progname)
5858
{
59-
printf(_("%s resynchronizes a cluster with another copy of the cluster.\n\n"),progname);
59+
printf(_("%s resynchronizes aPostgreSQLcluster with another copy of the cluster.\n\n"),progname);
6060
printf(_("Usage:\n %s [OPTION]...\n\n"),progname);
6161
printf(_("Options:\n"));
62-
printf(_(" -D, --target-pgdata=DIRECTORY\n"));
63-
printf(_(" existing data directory to modify\n"));
64-
printf(_(" --source-pgdata=DIRECTORY\n"));
65-
printf(_(" source data directory to sync with\n"));
66-
printf(_(" --source-server=CONNSTR\n"));
67-
printf(_(" source server to sync with\n"));
68-
printf(_(" -P, --progress write progress messages\n"));
69-
printf(_(" -n, --dry-run stop before modifying anything\n"));
70-
printf(_(" --debug write a lot of debug messages\n"));
71-
printf(_(" -V, --version output version information, then exit\n"));
72-
printf(_(" -?, --help show this help, then exit\n"));
73-
printf(_("\n"));
74-
printf(_("Report bugs to <pgsql-bugs@postgresql.org>.\n"));
62+
printf(_(" -D, --target-pgdata=DIRECTORY existing data directory to modify\n"));
63+
printf(_(" --source-pgdata=DIRECTORY source data directory to sync with\n"));
64+
printf(_(" --source-server=CONNSTR source server to sync with\n"));
65+
printf(_(" -n, --dry-run stop before modifying anything\n"));
66+
printf(_(" -P, --progress write progress messages\n"));
67+
printf(_(" --debug write a lot of debug messages\n"));
68+
printf(_(" -V, --version output version information, then exit\n"));
69+
printf(_(" -?, --help show this help, then exit\n"));
70+
printf(_("\nReport bugs to <pgsql-bugs@postgresql.org>.\n"));
7571
}
7672

7773

@@ -154,24 +150,24 @@ main(int argc, char **argv)
154150
}
155151
}
156152

157-
/* No source given? Show usage */
158153
if (datadir_source==NULL&&connstr_source==NULL)
159154
{
160-
fprintf(stderr,_("no source specified (--source-pgdata or --source-server)\n"));
155+
fprintf(stderr,_("%s:no source specified (--source-pgdata or --source-server)\n"),progname);
161156
fprintf(stderr,_("Try \"%s --help\" for more information.\n"),progname);
162157
exit(1);
163158
}
164159

165160
if (datadir_target==NULL)
166161
{
167-
fprintf(stderr,_("no target data directory specified (--target-pgdata)\n"));
162+
fprintf(stderr,_("%s:no target data directory specified (--target-pgdata)\n"),progname);
168163
fprintf(stderr,_("Try \"%s --help\" for more information.\n"),progname);
169164
exit(1);
170165
}
171166

172-
if (argc!=optind)
167+
if (optind<argc)
173168
{
174-
fprintf(stderr,_("invalid arguments\n"));
169+
fprintf(stderr,_("%s: too many command-line arguments (first is \"%s\")\n"),
170+
progname,argv[optind]);
175171
fprintf(stderr,_("Try \"%s --help\" for more information.\n"),progname);
176172
exit(1);
177173
}
@@ -184,9 +180,11 @@ main(int argc, char **argv)
184180
*/
185181
#ifndefWIN32
186182
if (geteuid()==0)
187-
pg_fatal("cannot be executed by \"root\"\n"
188-
"You must run %s as the PostgreSQL superuser.\n",
189-
progname);
183+
{
184+
fprintf(stderr,_("cannot be executed by \"root\"\n"));
185+
fprintf(stderr,_("You must run %s as the PostgreSQL superuser.\n"),
186+
progname);
187+
}
190188
#endif
191189

192190
get_restricted_token(progname);
@@ -295,7 +293,7 @@ main(int argc, char **argv)
295293
*/
296294
if (showprogress)
297295
{
298-
pg_log(PG_PROGRESS,"Need to copy %lu MB (total source directory size is %lu MB)\n",
296+
pg_log(PG_PROGRESS,"need to copy %lu MB (total source directory size is %lu MB)\n",
299297
(unsigned long) (filemap->fetch_size / (1024*1024)),
300298
(unsigned long) (filemap->total_size / (1024*1024)));
301299

‎src/bin/pg_rewind/timeline.c‎

Lines changed: 8 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -73,20 +73,20 @@ rewind_parseTimeLineHistory(char *buffer, TimeLineID targetTLI, int *nentries)
7373
if (nfields<1)
7474
{
7575
/* expect a numeric timeline ID as first field of line */
76-
printf(_("syntax error in history file: %s\n"),fline);
77-
printf(_("Expected a numeric timeline ID.\n"));
76+
fprintf(stderr,_("syntax error in history file: %s\n"),fline);
77+
fprintf(stderr,_("Expected a numeric timeline ID.\n"));
7878
exit(1);
7979
}
8080
if (nfields!=3)
8181
{
82-
printf(_("syntax error in history file: %s\n"),fline);
83-
printf(_("Expected an XLOG switchpoint location.\n"));
82+
fprintf(stderr,_("syntax error in history file: %s\n"),fline);
83+
fprintf(stderr,_("Expected an XLOG switchpoint location.\n"));
8484
exit(1);
8585
}
8686
if (entries&&tli <=lasttli)
8787
{
88-
printf(_("invalid data in history file: %s\n"),fline);
89-
printf(_("Timeline IDs must be in increasing sequence.\n"));
88+
fprintf(stderr,_("invalid data in history file: %s\n"),fline);
89+
fprintf(stderr,_("Timeline IDs must be in increasing sequence.\n"));
9090
exit(1);
9191
}
9292

@@ -106,8 +106,8 @@ rewind_parseTimeLineHistory(char *buffer, TimeLineID targetTLI, int *nentries)
106106

107107
if (entries&&targetTLI <=lasttli)
108108
{
109-
printf(_("invalid data in history file\n"));
110-
printf(_("Timeline IDs must be less than child timeline's ID.\n"));
109+
fprintf(stderr,_("invalid data in history file\n"));
110+
fprintf(stderr,_("Timeline IDs must be less than child timeline's ID.\n"));
111111
exit(1);
112112
}
113113

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