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Add rudimentary parse error processing

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This commit is contained in:
Sergey Dudoladov
2018-11-08 19:01:52 +01:00
parent c6df079d2b
commit 85aef0f30b
3 changed files with 26 additions and 9 deletions
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pkg/cluster/k8sres.go
+10 -2
View File
@@ -647,7 +647,11 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*v1beta1.State
if c.OpConfig.SetMemoryRequestToLimit {
if util.RequestIsSmallerThanLimit(spec.Resources.ResourceRequests.Memory, spec.Resources.ResourceLimits.Memory) {
isSmaller, err := util.RequestIsSmallerThanLimit(spec.Resources.ResourceRequests.Memory, spec.Resources.ResourceLimits.Memory)
if err != nil {
return nil, err
}
if isSmaller {
c.logger.Warningf("The memory request of %v for the Postgres container is increased to match the memory limit of %v.", spec.Resources.ResourceRequests.Memory, spec.Resources.ResourceLimits.Memory)
spec.Resources.ResourceRequests.Memory = spec.Resources.ResourceLimits.Memory
@@ -655,7 +659,11 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*v1beta1.State
// adjust sidecar containers defined for that particular cluster
for _, sidecar := range spec.Sidecars {
if util.RequestIsSmallerThanLimit(sidecar.Resources.ResourceRequests.Memory, sidecar.Resources.ResourceLimits.Memory) {
isSmaller, err := util.RequestIsSmallerThanLimit(sidecar.Resources.ResourceRequests.Memory, sidecar.Resources.ResourceLimits.Memory)
if err != nil {
return nil, err
}
if isSmaller {
c.logger.Warningf("The memory request of %v for the %v sidecar container is increased to match the memory limit of %v.", sidecar.Resources.ResourceRequests.Memory, sidecar.Name, sidecar.Resources.ResourceLimits.Memory)
sidecar.Resources.ResourceRequests.Memory = sidecar.Resources.ResourceLimits.Memory
}
pkg/controller/controller.go
+10 -2
View File
@@ -112,12 +112,20 @@ func (c *Controller) initOperatorConfig() {
if c.opConfig.SetMemoryRequestToLimit {
if util.RequestIsSmallerThanLimit(c.opConfig.DefaultMemoryRequest, c.opConfig.DefaultMemoryLimit) {
isSmaller, err := util.RequestIsSmallerThanLimit(c.opConfig.DefaultMemoryRequest, c.opConfig.DefaultMemoryLimit)
if err != nil {
panic(err)
}
if isSmaller {
c.logger.Warningf("The default memory request of %v for Postgres containers is increased to match the default memory limit of %v.", c.opConfig.DefaultMemoryRequest, c.opConfig.DefaultMemoryLimit)
c.opConfig.DefaultMemoryRequest = c.opConfig.DefaultMemoryLimit
}
if util.RequestIsSmallerThanLimit(c.opConfig.ScalyrMemoryRequest, c.opConfig.ScalyrMemoryLimit) {
isSmaller, err = util.RequestIsSmallerThanLimit(c.opConfig.ScalyrMemoryRequest, c.opConfig.ScalyrMemoryLimit)
if err != nil {
panic(err)
}
if isSmaller {
c.logger.Warningf("The memory request of %v for the Scalyr sidecar container is increased to match the memory limit of %v.", c.opConfig.ScalyrMemoryRequest, c.opConfig.ScalyrMemoryLimit)
c.opConfig.ScalyrMemoryRequest = c.opConfig.ScalyrMemoryLimit
}
pkg/util/util.go
+6 -5
View File
@@ -3,6 +3,7 @@ package util
import (
"crypto/md5" // #nosec we need it to for PostgreSQL md5 passwords
"encoding/hex"
"fmt"
"math/rand"
"regexp"
"strings"
@@ -130,17 +131,17 @@ func Coalesce(val, defaultVal string) string {
}
// RequestIsSmallerThanLimit
func RequestIsSmallerThanLimit(requestStr, limitStr string) bool {
func RequestIsSmallerThanLimit(requestStr, limitStr string) (bool, error) {
request, err := resource.ParseQuantity(requestStr)
if err != nil {
return false, fmt.Errorf("could not parse memory request %v : %v", requestStr, err)
}
limit, err2 := resource.ParseQuantity(requestStr)
limit, err2 := resource.ParseQuantity(limitStr)
if err2 != nil {
return false, fmt.Errorf("could not parse memory limit %v : %v", limitStr, err2)
}
return request.Cmp(limit) == -1
return request.Cmp(limit) == -1, nil
}