handle errors when working with rancher

This commit is contained in:
apsifly 2019-01-30 19:10:03 +03:00 committed by Traefiker Bot
parent 6ea9c4dd3f
commit 06905cb14a

View file

@ -71,9 +71,18 @@ func (p *Provider) apiProvide(configurationChan chan<- types.ConfigMessage, pool
}
ctx := context.Background()
var stacks = listRancherStacks(rancherClient)
var services = listRancherServices(rancherClient)
var container = listRancherContainer(rancherClient)
stacks, err := listRancherStacks(rancherClient)
if err != nil {
return err
}
services, err := listRancherServices(rancherClient)
if err != nil {
return err
}
container, err := listRancherContainer(rancherClient)
if err != nil {
return err
}
var rancherData = parseAPISourcedRancherData(stacks, services, container)
@ -94,11 +103,21 @@ func (p *Provider) apiProvide(configurationChan chan<- types.ConfigMessage, pool
if errAPI != nil {
log.Errorf("Cannot establish connection: %+v, Rancher API return: %+v; Skipping refresh Data from Rancher API.", errAPI, checkAPI)
} else {
continue
}
log.Debugf("Refreshing new Data from Rancher API")
stacks := listRancherStacks(rancherClient)
services := listRancherServices(rancherClient)
container := listRancherContainer(rancherClient)
stacks, err = listRancherStacks(rancherClient)
if err != nil {
continue
}
services, err = listRancherServices(rancherClient)
if err != nil {
continue
}
container, err = listRancherContainer(rancherClient)
if err != nil {
continue
}
rancherData := parseAPISourcedRancherData(stacks, services, container)
@ -109,7 +128,6 @@ func (p *Provider) apiProvide(configurationChan chan<- types.ConfigMessage, pool
Configuration: configuration,
}
}
}
case <-stop:
ticker.Stop()
cancel()
@ -133,7 +151,7 @@ func (p *Provider) apiProvide(configurationChan chan<- types.ConfigMessage, pool
return nil
}
func listRancherStacks(client *rancher.RancherClient) []*rancher.Stack {
func listRancherStacks(client *rancher.RancherClient) ([]*rancher.Stack, error) {
var stackList []*rancher.Stack
@ -147,10 +165,10 @@ func listRancherStacks(client *rancher.RancherClient) []*rancher.Stack {
stackList = append(stackList, &stacks.Data[k])
}
return stackList
return stackList, err
}
func listRancherServices(client *rancher.RancherClient) []*rancher.Service {
func listRancherServices(client *rancher.RancherClient) ([]*rancher.Service, error) {
var servicesList []*rancher.Service
@ -164,10 +182,10 @@ func listRancherServices(client *rancher.RancherClient) []*rancher.Service {
servicesList = append(servicesList, &services.Data[k])
}
return servicesList
return servicesList, err
}
func listRancherContainer(client *rancher.RancherClient) []*rancher.Container {
func listRancherContainer(client *rancher.RancherClient) ([]*rancher.Container, error) {
var containerList []*rancher.Container
@ -175,6 +193,7 @@ func listRancherContainer(client *rancher.RancherClient) []*rancher.Container {
if err != nil {
log.Errorf("Cannot get Provider Services %+v", err)
return containerList, err
}
valid := true
@ -195,7 +214,7 @@ func listRancherContainer(client *rancher.RancherClient) []*rancher.Container {
}
}
return containerList
return containerList, err
}
func parseAPISourcedRancherData(stacks []*rancher.Stack, services []*rancher.Service, containers []*rancher.Container) []rancherData {