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This commit is contained in:
Bel LaPointe
2026-03-09 13:24:54 -06:00
parent 82400ca0b2
commit 515feed98b
1 changed files with 33 additions and 21 deletions
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12
cmd/pg-pulse/main.go
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@@ -24,10 +24,22 @@ func run(ctx context.Context) error {
fs := flag.NewFlagSet(os.Args[0], flag.ContinueOnError) fs := flag.NewFlagSet(os.Args[0], flag.ContinueOnError)
c := fs.String("c", "postgresql://pulsegres:pulsegres@localhost:15432", "conn string") c := fs.String("c", "postgresql://pulsegres:pulsegres@localhost:15432", "conn string")
d := fs.Duration("d", time.Second, "interval") d := fs.Duration("d", time.Second, "interval")
p := fs.Int("p", 1, "concurrent goroutines")
if err := fs.Parse(os.Args[1:]); err != nil { if err := fs.Parse(os.Args[1:]); err != nil {
panic(err) panic(err)
} }
for i := 0; i < *p-1; i++ {
go with.PSQL(ctx, *c, func(pg *sql.DB) error {
with.GoEvery(ctx, *d, func() {
if _, err := pg.ExecContext(ctx, `SELECT 1`); err != nil {
log.Println("!", err)
}
})
return ctx.Err()
})
}
return with.PSQL(ctx, *c, func(pg *sql.DB) error { return with.PSQL(ctx, *c, func(pg *sql.DB) error {
log.Println("staging...") log.Println("staging...")
if _, err := pg.ExecContext(ctx, ` if _, err := pg.ExecContext(ctx, `