Files

95 lines
2.9 KiB
Go

// Port of ~/code/experiments/hpe/extractors/lldp_statistics.py
package provider
import (
"context"
"fmt"
"github.com/hashicorp/terraform-plugin-framework/datasource"
"github.com/hashicorp/terraform-plugin-framework/datasource/schema"
"github.com/hashicorp/terraform-plugin-framework/types"
"terraform-provider-hpe1810/internal/provider/client"
)
const lldpStatisticsPath = "/LLDPStats.html"
var (
_ datasource.DataSource = &lldpStatisticsDataSource{}
_ datasource.DataSourceWithConfigure = &lldpStatisticsDataSource{}
)
func NewLLDPStatisticsDataSource() datasource.DataSource {
return &lldpStatisticsDataSource{}
}
type lldpStatisticsDataSource struct {
client *client.Client
}
type lldpStatisticsModel struct {
Global types.Map `tfsdk:"global"`
Interfaces types.List `tfsdk:"interfaces"`
}
func (d *lldpStatisticsDataSource) Metadata(_ context.Context, req datasource.MetadataRequest, resp *datasource.MetadataResponse) {
resp.TypeName = req.ProviderTypeName + "_lldp_statistics"
}
func (d *lldpStatisticsDataSource) Schema(_ context.Context, _ datasource.SchemaRequest, resp *datasource.SchemaResponse) {
resp.Schema = schema.Schema{
Description: "Reads the switch's LLDP Statistics page: global counters plus one entry per interface.",
Attributes: map[string]schema.Attribute{
"global": schema.MapAttribute{
Computed: true,
ElementType: types.StringType,
},
"interfaces": schema.ListAttribute{
Computed: true,
ElementType: types.MapType{ElemType: types.StringType},
},
},
}
}
func (d *lldpStatisticsDataSource) Configure(_ context.Context, req datasource.ConfigureRequest, resp *datasource.ConfigureResponse) {
if req.ProviderData == nil {
return
}
c, ok := req.ProviderData.(*client.Client)
if !ok {
resp.Diagnostics.AddError("Unexpected data source configure type", fmt.Sprintf("expected *client.Client, got %T", req.ProviderData))
return
}
d.client = c
}
func (d *lldpStatisticsDataSource) Read(ctx context.Context, _ datasource.ReadRequest, resp *datasource.ReadResponse) {
tables, err := d.client.FetchTables(lldpStatisticsPath)
if err != nil {
resp.Diagnostics.AddError("Unable to fetch LLDP Statistics page", err.Error())
return
}
global, ok := tables["LLDP Global Statistics"]
if !ok {
resp.Diagnostics.AddError("Unexpected page layout", `table captioned "LLDP Global Statistics" not found`)
return
}
interfaces, ok := tables["LLDP Interface Statistics"]
if !ok {
resp.Diagnostics.AddError("Unexpected page layout", `table captioned "LLDP Interface Statistics" not found`)
return
}
globalValue, diags := stringMapToTF(ctx, global.Record)
resp.Diagnostics.Append(diags...)
interfacesValue, diags := rowsToTF(ctx, interfaces.Rows)
resp.Diagnostics.Append(diags...)
if resp.Diagnostics.HasError() {
return
}
state := lldpStatisticsModel{Global: globalValue, Interfaces: interfacesValue}
resp.Diagnostics.Append(resp.State.Set(ctx, &state)...)
}