PostgreSQL Source Code git master
Macros | Functions | Variables
isolation_main.c File Reference
#include "postgres_fe.h"
#include "lib/stringinfo.h"
#include "pg_regress.h"
Include dependency graph for isolation_main.c:

Go to the source code of this file.

Macros

#define  PG_ISOLATION_VERSIONSTR   "isolationtester (PostgreSQL) " PG_VERSION "\n"
 

Functions

static PID_TYPE  isolation_start_test (const char *testname, _stringlist **resultfiles, _stringlist **expectfiles, _stringlist **tags)
 
static void  isolation_init (int argc, char **argv)
 
int  main (int argc, char *argv[])
 

Variables

static char  saved_argv0 [MAXPGPATH]
 
static char  isolation_exec [MAXPGPATH]
 
static bool  looked_up_isolation_exec = false
 

Macro Definition Documentation

◆ PG_ISOLATION_VERSIONSTR

#define PG_ISOLATION_VERSIONSTR   "isolationtester (PostgreSQL) " PG_VERSION "\n"

Definition at line 22 of file isolation_main.c.

Function Documentation

◆ isolation_init()

static void isolation_init ( int  argc,
char **  argv 
)
static

Definition at line 111 of file isolation_main.c.

112{
113 size_t argv0_len;
114
115 /*
116 * We unfortunately cannot do the find_other_exec() lookup to find the
117 * "isolationtester" binary here. regression_main() calls the
118 * initialization functions before parsing the commandline arguments and
119 * thus hasn't changed the library search path at this point which in turn
120 * can cause the "isolationtester -V" invocation that find_other_exec()
121 * does to fail since it's linked to libpq. So we instead copy argv[0]
122 * and do the lookup the first time through isolation_start_test().
123 */
124 argv0_len = strlcpy(saved_argv0, argv[0], MAXPGPATH);
125 if (argv0_len >= MAXPGPATH)
126 {
127 fprintf(stderr, _("path for isolationtester executable is longer than %d bytes\n"),
128 (int) (MAXPGPATH - 1));
129 exit(2);
130 }
131
132 /* set default regression database name */
133 add_stringlist_item(&dblist, "isolation_regression");
134}
#define fprintf(file, fmt, msg)
Definition: cubescan.l:21
_
#define _(x)
Definition: elog.c:91
static void add_stringlist_item(_stringlist **listhead, const char *str)
Definition: initdb.c:445
static char saved_argv0[MAXPGPATH]
Definition: isolation_main.c:18
#define MAXPGPATH
_stringlist * dblist
Definition: pg_regress.c:97
size_t strlcpy(char *dst, const char *src, size_t siz)
Definition: strlcpy.c:45

References _, add_stringlist_item(), dblist, fprintf, MAXPGPATH, saved_argv0, and strlcpy().

Referenced by main().

◆ isolation_start_test()

static PID_TYPE isolation_start_test ( const char *  testname,
_stringlist **  resultfiles,
_stringlist **  expectfiles,
_stringlist **  tags 
)
static

Definition at line 29 of file isolation_main.c.

33{
34 PID_TYPE pid;
35 char infile[MAXPGPATH];
36 char outfile[MAXPGPATH];
37 char expectfile[MAXPGPATH];
38 StringInfoData psql_cmd;
39 char *appnameenv;
40
41 /* need to do the path lookup here, check isolation_init() for details */
43 {
44 /* look for isolationtester binary */
45 if (find_other_exec(saved_argv0, "isolationtester",
47 {
48 fprintf(stderr, _("could not find proper isolationtester binary\n"));
49 exit(2);
50 }
52 }
53
54 /*
55 * Look for files in the output dir first, consistent with a vpath search.
56 * This is mainly to create more reasonable error messages if the file is
57 * not found. It also allows local test overrides when running pg_regress
58 * outside of the source tree.
59 */
60 snprintf(infile, sizeof(infile), "%s/specs/%s.spec",
61 outputdir, testname);
62 if (!file_exists(infile))
63 snprintf(infile, sizeof(infile), "%s/specs/%s.spec",
64 inputdir, testname);
65
66 snprintf(outfile, sizeof(outfile), "%s/results/%s.out",
67 outputdir, testname);
68
69 snprintf(expectfile, sizeof(expectfile), "%s/expected/%s.out",
70 outputdir, testname);
71 if (!file_exists(expectfile))
72 snprintf(expectfile, sizeof(expectfile), "%s/expected/%s.out",
73 inputdir, testname);
74
75 add_stringlist_item(resultfiles, outfile);
76 add_stringlist_item(expectfiles, expectfile);
77
78 initStringInfo(&psql_cmd);
79
80 if (launcher)
81 appendStringInfo(&psql_cmd, "%s ", launcher);
82
83 appendStringInfo(&psql_cmd,
84 "\"%s\" \"dbname=%s\" < \"%s\" > \"%s\" 2>&1",
86 dblist->str,
87 infile,
88 outfile);
89
90 appnameenv = psprintf("isolation/%s", testname);
91 setenv("PGAPPNAME", appnameenv, 1);
92 free(appnameenv);
93
94 pid = spawn_process(psql_cmd.data);
95
96 if (pid == INVALID_PID)
97 {
98 fprintf(stderr, _("could not start process for test %s\n"),
99 testname);
100 exit(2);
101 }
102
103 unsetenv("PGAPPNAME");
104
105 pfree(psql_cmd.data);
106
107 return pid;
108}
int find_other_exec(const char *argv0, const char *target, const char *versionstr, char *retpath)
Definition: exec.c:311
#define free(a)
Definition: header.h:65
#define PG_ISOLATION_VERSIONSTR
Definition: isolation_main.c:22
static bool looked_up_isolation_exec
Definition: isolation_main.c:20
static char isolation_exec[MAXPGPATH]
Definition: isolation_main.c:19
void pfree(void *pointer)
Definition: mcxt.c:1594
static char * outfile
Definition: pg_recvlogical.c:43
bool file_exists(const char *file)
Definition: pg_regress.c:1307
char * outputdir
Definition: pg_regress.c:100
char * launcher
Definition: pg_regress.c:103
char * inputdir
Definition: pg_regress.c:99
PID_TYPE spawn_process(const char *cmdline)
Definition: pg_regress.c:1204
#define PID_TYPE
Definition: pg_regress.h:14
#define INVALID_PID
Definition: pg_regress.h:15
#define snprintf
Definition: port.h:239
char * psprintf(const char *fmt,...)
Definition: psprintf.c:43
void appendStringInfo(StringInfo str, const char *fmt,...)
Definition: stringinfo.c:145
void initStringInfo(StringInfo str)
Definition: stringinfo.c:97
char * data
Definition: stringinfo.h:48
char * str
Definition: initdb.c:92
#define unsetenv(x)
Definition: win32_port.h:546
#define setenv(x, y, z)
Definition: win32_port.h:545
static void infile(const char *name)
Definition: zic.c:1243

References _, add_stringlist_item(), appendStringInfo(), StringInfoData::data, dblist, file_exists(), find_other_exec(), fprintf, free, infile(), initStringInfo(), inputdir, INVALID_PID, isolation_exec, launcher, looked_up_isolation_exec, MAXPGPATH, outfile, outputdir, pfree(), PG_ISOLATION_VERSIONSTR, PID_TYPE, psprintf(), saved_argv0, setenv, snprintf, spawn_process(), _stringlist::str, and unsetenv.

Referenced by main().

◆ main()

int main ( int  argc,
char *  argv[] 
)

Definition at line 137 of file isolation_main.c.

138{
139 return regression_main(argc, argv,
142 NULL /* no postfunc needed */ );
143}
static PID_TYPE isolation_start_test(const char *testname, _stringlist **resultfiles, _stringlist **expectfiles, _stringlist **tags)
Definition: isolation_main.c:29
static void isolation_init(int argc, char **argv)
int regression_main(int argc, char *argv[], init_function ifunc, test_start_function startfunc, postprocess_result_function postfunc)
Definition: pg_regress.c:2069

References isolation_init(), isolation_start_test(), and regression_main().

Variable Documentation

◆ isolation_exec

char isolation_exec[MAXPGPATH]
static

Definition at line 19 of file isolation_main.c.

Referenced by isolation_start_test().

◆ looked_up_isolation_exec

bool looked_up_isolation_exec = false
static

Definition at line 20 of file isolation_main.c.

Referenced by isolation_start_test().

◆ saved_argv0

char saved_argv0[MAXPGPATH]
static

Definition at line 18 of file isolation_main.c.

Referenced by isolation_init(), and isolation_start_test().

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