diff options
Diffstat (limited to 'data/datasource.go')
| -rw-r--r-- | data/datasource.go | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/data/datasource.go b/data/datasource.go index e4336fb5..6370bd5f 100644 --- a/data/datasource.go +++ b/data/datasource.go @@ -257,6 +257,17 @@ func (d *Data) Datasource(alias string, args ...string) (interface{}, error) { return nil, errors.Errorf("Datasources of type %s not yet supported", source.Type) } +// DatasourceReachable - Determines if the named datasource is reachable with +// the given arguments. Reads from the datasource, and discards the returned data. +func (d *Data) DatasourceReachable(alias string, args ...string) bool { + source, ok := d.Sources[alias] + if !ok { + return false + } + _, err := d.ReadSource(source, args...) + return err == nil +} + // Include - func (d *Data) Include(alias string, args ...string) (string, error) { source, ok := d.Sources[alias] |