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provision: Dynamically find components to provision

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This commit is contained in:
Tom Wiesing 2022-09-20 19:45:32 +02:00
parent 33cd18e9d9
commit a5d9b1a386
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5 changed files with 46 additions and 22 deletions
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14
internal/component/provision.go Normal file
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@ -0,0 +1,14 @@
package component
import (
"github.com/FAU-CDI/wisski-distillery/internal/models"
)
// Provisionable represents a component with a Provision method.
type Provisionable interface {
Component
// Provision provisions resources specific to the provided instance.
// Domain holds the full (unique) domain name of the given instance.
Provision(instance models.Instance, domain string) error
}

10
internal/component/sql/provision.go
View file

@ -3,17 +3,23 @@ package sql
import (
"errors"
"github.com/FAU-CDI/wisski-distillery/internal/models"
"github.com/FAU-CDI/wisski-distillery/pkg/sqle"
)
var errProvisionInvalidDatabaseParams = errors.New("Provision: Invalid parameters")
var errProvisionInvalidGrant = errors.New("Provision: Grant failed")
// Provision creates a new database with the given name.
// ProvisionInstance provisions sql-specific resource for the given instance
func (sql *SQL) Provision(instance models.Instance, domain string) error {
return sql.CreateDatabase(instance.SqlDatabase, instance.SqlUsername, instance.SqlPassword)
}
// CreateDatabase creates a new database with the given name.
// It then generates a new user, with the name 'user' and the password 'password', that is then granted access to this database.
//
// Provision internally waits for the database to become available.
func (sql *SQL) Provision(name, user, password string) error {
func (sql *SQL) CreateDatabase(name, user, password string) error {
// NOTE(twiesing): We shouldn't use string concat to build sql queries.
// But the driver doesn't support using query params for this particular query.

7
internal/component/triplestore/provision.go
View file

@ -6,6 +6,7 @@ import (
_ "embed"
"github.com/FAU-CDI/wisski-distillery/internal/models"
"github.com/FAU-CDI/wisski-distillery/pkg/unpack"
"github.com/tkw1536/goprogram/exit"
)
@ -18,7 +19,11 @@ var errTripleStoreFailedRepository = exit.Error{
//go:embed create-repo.ttl
var createRepoTTL []byte
func (ts Triplestore) Provision(name, domain, user, password string) error {
func (ts *Triplestore) Provision(instance models.Instance, domain string) error {
return ts.CreateRepository(instance.GraphDBRepository, domain, instance.GraphDBUsername, instance.GraphDBPassword)
}
func (ts *Triplestore) CreateRepository(name, domain, user, password string) error {
if err := ts.Wait(); err != nil {
return err
}