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Add rudimentary database watcher

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Adds a simple database watcher. At this point it's just one process, but
the plan is to allow different implementations that inform the local running
workers of changes that have occured on entities of interest in the database.

Signed-off-by: Gabriel Adrian Samfira <gsamfira@cloudbasesolutions.com>
This commit is contained in:
Gabriel Adrian Samfira 2024-04-03 14:46:32 +00:00
parent 214cb05072
commit 8d57fc8fa2
18 changed files with 514 additions and 41 deletions
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19
database/sql/sql.go
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@ -31,6 +31,7 @@ import (
"github.com/cloudbase/garm/auth"
"github.com/cloudbase/garm/config"
"github.com/cloudbase/garm/database/common"
"github.com/cloudbase/garm/database/watcher"
"github.com/cloudbase/garm/params"
"github.com/cloudbase/garm/util/appdefaults"
)
@ -68,10 +69,15 @@ func NewSQLDatabase(ctx context.Context, cfg config.Database) (common.Store, err
if err != nil {
return nil, errors.Wrap(err, "creating DB connection")
}
producer, err := watcher.RegisterProducer("sql")
if err != nil {
return nil, errors.Wrap(err, "registering producer")
}
db := &sqlDatabase{
conn: conn,
ctx: ctx,
cfg: cfg,
conn: conn,
ctx: ctx,
cfg: cfg,
producer: producer,
}
if err := db.migrateDB(); err != nil {
@ -81,9 +87,10 @@ func NewSQLDatabase(ctx context.Context, cfg config.Database) (common.Store, err
}
type sqlDatabase struct {
conn *gorm.DB
ctx context.Context
cfg config.Database
conn *gorm.DB
ctx context.Context
cfg config.Database
producer common.Producer
}
var renameTemplate = `