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| 1 // Copyright 2013 Canonical Ltd. | 1 // Copyright 2013 Canonical Ltd. |
| 2 // Licensed under the AGPLv3, see LICENCE file for details. | 2 // Licensed under the AGPLv3, see LICENCE file for details. |
| 3 | 3 |
| 4 package state | 4 package state |
| 5 | 5 |
| 6 import ( | 6 import ( |
| 7 "fmt" | 7 "fmt" |
| 8 "labix.org/v2/mgo" | 8 "labix.org/v2/mgo" |
| 9 "labix.org/v2/mgo/txn" | 9 "labix.org/v2/mgo/txn" |
| 10 "launchpad.net/juju-core/constraints" | 10 "launchpad.net/juju-core/constraints" |
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| 68 if err := st.constraints.FindId(id).One(&doc); err == mgo.ErrNotFound { | 68 if err := st.constraints.FindId(id).One(&doc); err == mgo.ErrNotFound { |
| 69 return constraints.Value{}, errors.NotFoundf("constraints") | 69 return constraints.Value{}, errors.NotFoundf("constraints") |
| 70 } else if err != nil { | 70 } else if err != nil { |
| 71 return constraints.Value{}, err | 71 return constraints.Value{}, err |
| 72 } | 72 } |
| 73 return doc.value(), nil | 73 return doc.value(), nil |
| 74 } | 74 } |
| 75 | 75 |
| 76 func writeConstraints(st *State, id string, cons constraints.Value) error { | 76 func writeConstraints(st *State, id string, cons constraints.Value) error { |
| 77 ops := []txn.Op{setConstraintsOp(st, id, cons)} | 77 ops := []txn.Op{setConstraintsOp(st, id, cons)} |
| 78 » if err := st.runner.Run(ops, "", nil); err != nil { | 78 » if err := st.runTransaction(ops); err != nil { |
| 79 return fmt.Errorf("cannot set constraints: %v", err) | 79 return fmt.Errorf("cannot set constraints: %v", err) |
| 80 } | 80 } |
| 81 return nil | 81 return nil |
| 82 } | 82 } |
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