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Enforce minimum resource granularity

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Enforce minimum resource granularity of milli-{core, bytes} for Storage,
Memory, and CPU resource types. For Storage and Memory, milli-bytes are
allowed for backwards compatability, but the behavior is
undefinied (depends on docker implementation).
This commit is contained in:
Tim St. Clair
2016-01-07 14:55:19 -08:00
parent 35e203b124
commit e50059de07
4 changed files with 117 additions and 159 deletions
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13
pkg/api/testing/fuzzer.go
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@@ -56,6 +56,9 @@ func FuzzerFor(t *testing.T, version unversioned.GroupVersion, src rand.Source)
*j = nil
}
},
func(q *resource.Quantity, c fuzz.Continue) {
*q = *resource.NewQuantity(c.Int63n(1000), resource.DecimalExponent)
},
func(j *runtime.PluginBase, c fuzz.Continue) {
// Do nothing; this struct has only a Kind field and it must stay blank in memory.
},
@@ -203,7 +206,9 @@ func FuzzerFor(t *testing.T, version unversioned.GroupVersion, src rand.Source)
},
func(q *api.ResourceRequirements, c fuzz.Continue) {
randomQuantity := func() resource.Quantity {
return *resource.NewQuantity(c.Int63n(1000), resource.DecimalExponent)
var q resource.Quantity
c.Fuzz(&q)
return q
}
q.Limits = make(api.ResourceList)
q.Requests = make(api.ResourceList)
@@ -218,10 +223,8 @@ func FuzzerFor(t *testing.T, version unversioned.GroupVersion, src rand.Source)
q.Requests[api.ResourceStorage] = *storageLimit.Copy()
},
func(q *api.LimitRangeItem, c fuzz.Continue) {
randomQuantity := func() resource.Quantity {
return *resource.NewQuantity(c.Int63n(1000), resource.DecimalExponent)
}
cpuLimit := randomQuantity()
var cpuLimit resource.Quantity
c.Fuzz(&cpuLimit)
q.Type = api.LimitTypeContainer
q.Default = make(api.ResourceList)