109 lines
2.5 KiB
Go
109 lines
2.5 KiB
Go
package ssh
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import (
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"fmt"
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"time"
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"github.com/hashicorp/vault/logical"
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"github.com/hashicorp/vault/logical/framework"
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)
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type configLease struct {
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Lease time.Duration
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LeaseMax time.Duration
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}
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func pathConfigLease(b *backend) *framework.Path {
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return &framework.Path{
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Pattern: "config/lease",
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Fields: map[string]*framework.FieldSchema{
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"lease": &framework.FieldSchema{
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Type: framework.TypeString,
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Description: "[Required] Default lease for roles.",
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},
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"lease_max": &framework.FieldSchema{
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Type: framework.TypeString,
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Description: "[Required] Maximum time a credential is valid for.",
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},
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},
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Callbacks: map[logical.Operation]framework.OperationFunc{
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logical.WriteOperation: b.pathConfigLeaseWrite,
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},
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HelpSynopsis: pathConfigLeaseHelpSyn,
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HelpDescription: pathConfigLeaseHelpDesc,
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}
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}
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func (b *backend) pathConfigLeaseWrite(req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
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leaseRaw := d.Get("lease").(string)
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if leaseRaw == "" {
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return logical.ErrorResponse("Missing lease"), nil
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}
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leaseMaxRaw := d.Get("lease_max").(string)
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if leaseMaxRaw == "" {
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return logical.ErrorResponse("Missing lease_max"), nil
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}
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lease, err := time.ParseDuration(leaseRaw)
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if err != nil {
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return logical.ErrorResponse(fmt.Sprintf(
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"Invalid 'lease': %s", err)), nil
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}
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leaseMax, err := time.ParseDuration(leaseMaxRaw)
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if err != nil {
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return logical.ErrorResponse(fmt.Sprintf(
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"Invalid 'lease_max': %s", err)), nil
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}
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entry, err := logical.StorageEntryJSON("config/lease", &configLease{
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Lease: lease,
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LeaseMax: leaseMax,
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})
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if err != nil {
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return nil, fmt.Errorf("could not create storage entry JSON: %s", err)
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}
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if err := req.Storage.Put(entry); err != nil {
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return nil, fmt.Errorf("could not store JSON: %s", err)
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}
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return nil, nil
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}
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func (b *backend) Lease(s logical.Storage) (*configLease, error) {
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entry, err := s.Get("config/lease")
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if err != nil {
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return nil, err
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}
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if entry == nil {
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return nil, nil
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}
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var result configLease
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if err := entry.DecodeJSON(&result); err != nil {
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return nil, err
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}
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return &result, nil
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}
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const pathConfigLeaseHelpSyn = `
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Configure the default lease information for SSH dynamic keys.
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`
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const pathConfigLeaseHelpDesc = `
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This configures the default lease information used for SSH keys generated by
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this backend. The lease specifies the duration that a credential will be valid
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for, as well as the maximum session for a set of credentials.
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The format for the lease is "1h" or integer and then unit. The longest
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unit is hour.
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`
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