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This commit adds and passes context around to (almost) every function.
This allows cancelling (almost) every function call globally.
This commit is contained in:
Tom Wiesing 2022-11-28 13:30:08 +01:00
parent 996ecb9f80
commit 3455f491ca
No known key found for this signature in database
104 changed files with 836 additions and 511 deletions
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13
internal/dis/component/sql/snapshot.go
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@ -1,6 +1,7 @@
package sql
import (
"context"
"io"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
@ -12,19 +13,19 @@ func (*SQL) SnapshotNeedsRunning() bool { return false }
func (*SQL) SnapshotName() string { return "sql" }
func (sql *SQL) Snapshot(wisski models.Instance, context component.StagingContext) error {
return context.AddDirectory(".", func() error {
return context.AddFile(wisski.SqlDatabase+".sql", func(file io.Writer) error {
return sql.SnapshotDB(context.IO(), file, wisski.SqlDatabase)
func (sql *SQL) Snapshot(wisski models.Instance, scontext component.StagingContext) error {
return scontext.AddDirectory(".", func(ctx context.Context) error {
return scontext.AddFile(wisski.SqlDatabase+".sql", func(ctx context.Context, file io.Writer) error {
return sql.SnapshotDB(ctx, scontext.IO(), file, wisski.SqlDatabase)
})
})
}
// SnapshotDB makes a backup of the sql database into dest.
func (sql *SQL) SnapshotDB(io stream.IOStream, dest io.Writer, database string) error {
func (sql *SQL) SnapshotDB(ctx context.Context, io stream.IOStream, dest io.Writer, database string) error {
io = io.Streams(dest, nil, nil, 0).NonInteractive()
code, err := sql.Stack(sql.Environment).Exec(io, "sql", "mysqldump", "--databases", database)
code, err := sql.Stack(sql.Environment).Exec(ctx, io, "sql", "mysqldump", "--databases", database)
if err != nil {
return err
}