| // Copyright 2020 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package switches |
| |
| import ( |
| "fmt" |
| "strconv" |
| "strings" |
| |
| "github.com/maruel/subcommands" |
| "go.chromium.org/luci/auth/client/authcli" |
| "go.chromium.org/luci/common/cli" |
| "go.chromium.org/luci/common/errors" |
| "go.chromium.org/luci/grpc/prpc" |
| |
| "infra/cmd/shivas/cmdhelp" |
| "infra/cmd/shivas/site" |
| "infra/cmd/shivas/utils" |
| "infra/cmdsupport/cmdlib" |
| ufspb "infra/unifiedfleet/api/v1/models" |
| ufsAPI "infra/unifiedfleet/api/v1/rpc" |
| ufsUtil "infra/unifiedfleet/app/util" |
| ) |
| |
| // AddSwitchCmd add Switch in the lab. |
| var AddSwitchCmd = &subcommands.Command{ |
| UsageLine: "switch [Options...]", |
| ShortDesc: "Add a switch to a rack", |
| LongDesc: cmdhelp.AddSwitchLongDesc, |
| CommandRun: func() subcommands.CommandRun { |
| c := &addSwitch{} |
| c.authFlags.Register(&c.Flags, site.DefaultAuthOptions) |
| c.envFlags.Register(&c.Flags) |
| c.commonFlags.Register(&c.Flags) |
| |
| c.Flags.StringVar(&c.newSpecsFile, "f", "", cmdhelp.SwitchFileText) |
| c.Flags.BoolVar(&c.interactive, "i", false, "enable interactive mode for input") |
| |
| c.Flags.StringVar(&c.rackName, "rack", "", "name of the rack to associate the switch") |
| c.Flags.StringVar(&c.switchName, "name", "", "the name of the switch to add") |
| c.Flags.StringVar(&c.description, "desc", "", "the description of the switch to add") |
| c.Flags.IntVar(&c.capacity, "capacity", 0, "indicate how many ports this switch support") |
| c.Flags.StringVar(&c.tags, "tags", "", "comma separated tags. You can only append/add new tags here.") |
| return c |
| }, |
| } |
| |
| type addSwitch struct { |
| subcommands.CommandRunBase |
| authFlags authcli.Flags |
| envFlags site.EnvFlags |
| commonFlags site.CommonFlags |
| |
| newSpecsFile string |
| interactive bool |
| |
| rackName string |
| switchName string |
| description string |
| capacity int |
| tags string |
| } |
| |
| var mcsvFields = []string{ |
| "name", |
| "rack", |
| "capacity", |
| "desc", |
| "tags", |
| } |
| |
| func (c *addSwitch) Run(a subcommands.Application, args []string, env subcommands.Env) int { |
| if err := c.innerRun(a, args, env); err != nil { |
| cmdlib.PrintError(a, err) |
| return 1 |
| } |
| return 0 |
| } |
| |
| func (c *addSwitch) innerRun(a subcommands.Application, args []string, env subcommands.Env) error { |
| if err := c.validateArgs(); err != nil { |
| return err |
| } |
| ctx := cli.GetContext(a, c, env) |
| ns, err := c.envFlags.Namespace() |
| if err != nil { |
| return err |
| } |
| ctx = utils.SetupContext(ctx, ns) |
| hc, err := cmdlib.NewHTTPClient(ctx, &c.authFlags) |
| if err != nil { |
| return err |
| } |
| e := c.envFlags.Env() |
| if c.commonFlags.Verbose() { |
| fmt.Printf("Using UFS service %s\n", e.UnifiedFleetService) |
| } |
| ic := ufsAPI.NewFleetPRPCClient(&prpc.Client{ |
| C: hc, |
| Host: e.UnifiedFleetService, |
| Options: site.DefaultPRPCOptions, |
| }) |
| |
| var s ufspb.Switch |
| var switches []*ufspb.Switch |
| if c.interactive { |
| utils.GetSwitchInteractiveInput(ctx, ic, &s) |
| } else if c.newSpecsFile != "" { |
| if utils.IsCSVFile(c.newSpecsFile) { |
| switches, err = c.parseMCSV() |
| if err != nil { |
| return err |
| } |
| } else { |
| if err = utils.ParseJSONFile(c.newSpecsFile, &s); err != nil { |
| return err |
| } |
| if s.GetRack() == "" { |
| return errors.New(fmt.Sprintf("rack field is empty in json. It is a required parameter for json input.")) |
| } |
| } |
| } else { |
| c.parseArgs(&s) |
| } |
| if len(switches) == 0 { |
| switches = append(switches, &s) |
| } |
| for _, r := range switches { |
| if !ufsUtil.ValidateTags(r.Tags) { |
| fmt.Printf("Failed to add switch %s. Tags field contains invalidate characters.\n", r.GetName()) |
| continue |
| } |
| |
| res, err := ic.CreateSwitch(ctx, &ufsAPI.CreateSwitchRequest{ |
| Switch: r, |
| SwitchId: r.GetName(), |
| }) |
| if err != nil { |
| fmt.Printf("Failed to add switch %s to rack %s. %s\n", r.GetName(), r.GetRack(), err) |
| continue |
| } |
| if err != nil { |
| return err |
| } |
| res.Name = ufsUtil.RemovePrefix(res.Name) |
| utils.PrintProtoJSON(res, !utils.NoEmitMode(false)) |
| fmt.Printf("Successfully added the switch %s to rack %s\n", res.Name, res.GetRack()) |
| } |
| return nil |
| } |
| |
| func (c *addSwitch) parseArgs(s *ufspb.Switch) { |
| s.Name = c.switchName |
| s.Rack = c.rackName |
| s.Description = c.description |
| s.CapacityPort = int32(c.capacity) |
| s.Tags = utils.GetStringSlice(c.tags) |
| } |
| |
| func (c *addSwitch) validateArgs() error { |
| if c.newSpecsFile != "" && c.interactive { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\nThe interactive & file mode cannot be specified at the same time.") |
| } |
| if c.newSpecsFile != "" || c.interactive { |
| if c.switchName != "" { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\nThe interactive/file mode is specified. '-name' cannot be specified at the same time.") |
| } |
| if c.capacity != 0 { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\nThe interactive/file mode is specified. '-capacity' cannot be specified at the same time.") |
| } |
| if c.description != "" { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\nThe interactive/file mode is specified. '-desc' cannot be specified at the same time.") |
| } |
| if c.tags != "" { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\nThe interactive/file mode is specified. '-tags' cannot be specified at the same time.") |
| } |
| if c.rackName != "" { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\nThe interactive/file mode is specified. '-rack' cannot be specified at the same time.") |
| } |
| } |
| if c.newSpecsFile == "" && !c.interactive { |
| if c.switchName == "" { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\n'-name' is required, no mode ('-f' or '-i') is specified.") |
| } |
| if c.capacity == 0 { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\n'-capacity' is required, no mode ('-f' or '-i') is specified.") |
| } |
| if c.rackName == "" { |
| return cmdlib.NewQuietUsageError(c.Flags, "Wrong usage!!\nRack name (-rack) is required.") |
| } |
| } |
| return nil |
| } |
| |
| // parseMCSV parses the MCSV file and returns switches |
| func (c *addSwitch) parseMCSV() ([]*ufspb.Switch, error) { |
| records, err := utils.ParseMCSVFile(c.newSpecsFile) |
| if err != nil { |
| return nil, err |
| } |
| var switches []*ufspb.Switch |
| for i, rec := range records { |
| // if i is 0, determine whether this is a header |
| if i == 0 && utils.LooksLikeHeader(rec) { |
| if err := utils.ValidateSameStringArray(mcsvFields, rec); err != nil { |
| return nil, err |
| } |
| continue |
| } |
| s := &ufspb.Switch{} |
| for i := range mcsvFields { |
| name := mcsvFields[i] |
| value := rec[i] |
| switch name { |
| case "name": |
| s.Name = value |
| case "rack": |
| s.Rack = value |
| case "desc": |
| s.Description = value |
| case "capacity": |
| capacityPort, err := strconv.ParseInt(value, 10, 32) |
| if err != nil { |
| return nil, fmt.Errorf("failed to parse capacity %s", value) |
| } |
| s.CapacityPort = int32(capacityPort) |
| case "tags": |
| s.Tags = strings.Fields(value) |
| default: |
| return nil, fmt.Errorf("unknown field: %s", name) |
| } |
| } |
| switches = append(switches, s) |
| } |
| return switches, nil |
| } |
