func (command *commandList) Execute(resource *handler.Resource) {
opts := resource.Params.(*paramsList).opts
allPages := resource.Params.(*paramsList).allPages
pager := subnets.List(command.Ctx.ServiceClient, opts)
if allPages {
pages, err := pager.AllPages()
if err != nil {
resource.Err = err
return
}
info, err := osSubnets.ExtractSubnets(pages)
if err != nil {
resource.Err = err
return
}
result := make([]map[string]interface{}, len(info))
for j, subnet := range info {
result[j] = subnetSingle(&subnet)
}
resource.Result = result
} else {
limit := opts.Limit
err := pager.EachPage(func(page pagination.Page) (bool, error) {
info, err := osSubnets.ExtractSubnets(page)
if err != nil {
return false, err
}
result := make([]map[string]interface{}, len(info))
for j, subnet := range info {
result[j] = subnetSingle(&subnet)
}
resource.Result = result
if len(info) >= limit {
return false, nil
}
limit -= len(info)
command.Ctx.WaitGroup.Add(1)
command.Ctx.Results <- resource
return true, nil
})
if err != nil {
resource.Err = err
return
}
}
}
func TestList(t *testing.T) {
th.SetupHTTP()
defer th.TeardownHTTP()
th.Mux.HandleFunc("/subnets", func(w http.ResponseWriter, r *http.Request) {
th.TestMethod(t, r, "GET")
th.TestHeader(t, r, "X-Auth-Token", fake.TokenID)
w.Header().Add("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
fmt.Fprintf(w, `
{
"subnets": [
{
"name": "private-subnet",
"enable_dhcp": true,
"network_id": "db193ab3-96e3-4cb3-8fc5-05f4296d0324",
"tenant_id": "26a7980765d0414dbc1fc1f88cdb7e6e",
"dns_nameservers": [],
"allocation_pools": [
{
"start": "10.0.0.2",
"end": "10.0.0.254"
}
],
"host_routes": [],
"ip_version": 4,
"gateway_ip": "10.0.0.1",
"cidr": "10.0.0.0/24",
"id": "08eae331-0402-425a-923c-34f7cfe39c1b"
},
{
"name": "my_subnet",
"enable_dhcp": true,
"network_id": "d32019d3-bc6e-4319-9c1d-6722fc136a22",
"tenant_id": "4fd44f30292945e481c7b8a0c8908869",
"dns_nameservers": [],
"allocation_pools": [
{
"start": "192.0.0.2",
"end": "192.255.255.254"
}
],
"host_routes": [],
"ip_version": 4,
"gateway_ip": "192.0.0.1",
"cidr": "192.0.0.0/8",
"id": "54d6f61d-db07-451c-9ab3-b9609b6b6f0b"
}
]
}
`)
})
count := 0
List(fake.ServiceClient(), os.ListOpts{}).EachPage(func(page pagination.Page) (bool, error) {
count++
actual, err := os.ExtractSubnets(page)
if err != nil {
t.Errorf("Failed to extract subnets: %v", err)
return false, nil
}
expected := []os.Subnet{
os.Subnet{
Name: "private-subnet",
EnableDHCP: true,
NetworkID: "db193ab3-96e3-4cb3-8fc5-05f4296d0324",
TenantID: "26a7980765d0414dbc1fc1f88cdb7e6e",
DNSNameservers: []string{},
AllocationPools: []os.AllocationPool{
os.AllocationPool{
Start: "10.0.0.2",
End: "10.0.0.254",
},
},
HostRoutes: []os.HostRoute{},
IPVersion: 4,
GatewayIP: "10.0.0.1",
CIDR: "10.0.0.0/24",
ID: "08eae331-0402-425a-923c-34f7cfe39c1b",
},
os.Subnet{
Name: "my_subnet",
EnableDHCP: true,
NetworkID: "d32019d3-bc6e-4319-9c1d-6722fc136a22",
TenantID: "4fd44f30292945e481c7b8a0c8908869",
DNSNameservers: []string{},
AllocationPools: []os.AllocationPool{
os.AllocationPool{
Start: "192.0.0.2",
End: "192.255.255.254",
},
},
HostRoutes: []os.HostRoute{},
IPVersion: 4,
GatewayIP: "192.0.0.1",
CIDR: "192.0.0.0/8",
ID: "54d6f61d-db07-451c-9ab3-b9609b6b6f0b",
},
}
th.CheckDeepEquals(t, expected, actual)
return true, nil
})
if count != 1 {
t.Errorf("Expected 1 page, got %d", count)
}
}