open-consul/command/acl/acl_helpers.go
R.B. Boyer 5a505c5b3a acl: adding support for kubernetes auth provider login (#5600)
* auth providers
* binding rules
* auth provider for kubernetes
* login/logout
2019-04-26 14:49:25 -05:00

457 lines
15 KiB
Go

package acl
import (
"encoding/json"
"fmt"
"strings"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/api"
"github.com/mitchellh/cli"
)
func PrintToken(token *api.ACLToken, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("AccessorID: %s", token.AccessorID))
ui.Info(fmt.Sprintf("SecretID: %s", token.SecretID))
ui.Info(fmt.Sprintf("Description: %s", token.Description))
ui.Info(fmt.Sprintf("Local: %t", token.Local))
ui.Info(fmt.Sprintf("Create Time: %v", token.CreateTime))
if token.ExpirationTime != nil && !token.ExpirationTime.IsZero() {
ui.Info(fmt.Sprintf("Expiration Time: %v", *token.ExpirationTime))
}
if showMeta {
ui.Info(fmt.Sprintf("Hash: %x", token.Hash))
ui.Info(fmt.Sprintf("Create Index: %d", token.CreateIndex))
ui.Info(fmt.Sprintf("Modify Index: %d", token.ModifyIndex))
}
if len(token.Policies) > 0 {
ui.Info(fmt.Sprintf("Policies:"))
for _, policy := range token.Policies {
ui.Info(fmt.Sprintf(" %s - %s", policy.ID, policy.Name))
}
}
if len(token.Roles) > 0 {
ui.Info(fmt.Sprintf("Roles:"))
for _, role := range token.Roles {
ui.Info(fmt.Sprintf(" %s - %s", role.ID, role.Name))
}
}
if len(token.ServiceIdentities) > 0 {
ui.Info(fmt.Sprintf("Service Identities:"))
for _, svcid := range token.ServiceIdentities {
if len(svcid.Datacenters) > 0 {
ui.Info(fmt.Sprintf(" %s (Datacenters: %s)", svcid.ServiceName, strings.Join(svcid.Datacenters, ", ")))
} else {
ui.Info(fmt.Sprintf(" %s (Datacenters: all)", svcid.ServiceName))
}
}
}
if token.Rules != "" {
ui.Info(fmt.Sprintf("Rules:"))
ui.Info(token.Rules)
}
}
func PrintTokenListEntry(token *api.ACLTokenListEntry, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("AccessorID: %s", token.AccessorID))
ui.Info(fmt.Sprintf("Description: %s", token.Description))
ui.Info(fmt.Sprintf("Local: %t", token.Local))
ui.Info(fmt.Sprintf("Create Time: %v", token.CreateTime))
if token.ExpirationTime != nil && !token.ExpirationTime.IsZero() {
ui.Info(fmt.Sprintf("Expiration Time: %v", *token.ExpirationTime))
}
ui.Info(fmt.Sprintf("Legacy: %t", token.Legacy))
if showMeta {
ui.Info(fmt.Sprintf("Hash: %x", token.Hash))
ui.Info(fmt.Sprintf("Create Index: %d", token.CreateIndex))
ui.Info(fmt.Sprintf("Modify Index: %d", token.ModifyIndex))
}
if len(token.Policies) > 0 {
ui.Info(fmt.Sprintf("Policies:"))
for _, policy := range token.Policies {
ui.Info(fmt.Sprintf(" %s - %s", policy.ID, policy.Name))
}
}
if len(token.Roles) > 0 {
ui.Info(fmt.Sprintf("Roles:"))
for _, role := range token.Roles {
ui.Info(fmt.Sprintf(" %s - %s", role.ID, role.Name))
}
}
if len(token.ServiceIdentities) > 0 {
ui.Info(fmt.Sprintf("Service Identities:"))
for _, svcid := range token.ServiceIdentities {
if len(svcid.Datacenters) > 0 {
ui.Info(fmt.Sprintf(" %s (Datacenters: %s)", svcid.ServiceName, strings.Join(svcid.Datacenters, ", ")))
} else {
ui.Info(fmt.Sprintf(" %s (Datacenters: all)", svcid.ServiceName))
}
}
}
}
func PrintPolicy(policy *api.ACLPolicy, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("ID: %s", policy.ID))
ui.Info(fmt.Sprintf("Name: %s", policy.Name))
ui.Info(fmt.Sprintf("Description: %s", policy.Description))
ui.Info(fmt.Sprintf("Datacenters: %s", strings.Join(policy.Datacenters, ", ")))
if showMeta {
ui.Info(fmt.Sprintf("Hash: %x", policy.Hash))
ui.Info(fmt.Sprintf("Create Index: %d", policy.CreateIndex))
ui.Info(fmt.Sprintf("Modify Index: %d", policy.ModifyIndex))
}
ui.Info(fmt.Sprintf("Rules:"))
ui.Info(policy.Rules)
}
func PrintPolicyListEntry(policy *api.ACLPolicyListEntry, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("%s:", policy.Name))
ui.Info(fmt.Sprintf(" ID: %s", policy.ID))
ui.Info(fmt.Sprintf(" Description: %s", policy.Description))
ui.Info(fmt.Sprintf(" Datacenters: %s", strings.Join(policy.Datacenters, ", ")))
if showMeta {
ui.Info(fmt.Sprintf(" Hash: %x", policy.Hash))
ui.Info(fmt.Sprintf(" Create Index: %d", policy.CreateIndex))
ui.Info(fmt.Sprintf(" Modify Index: %d", policy.ModifyIndex))
}
}
func PrintRole(role *api.ACLRole, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("ID: %s", role.ID))
ui.Info(fmt.Sprintf("Name: %s", role.Name))
ui.Info(fmt.Sprintf("Description: %s", role.Description))
if showMeta {
ui.Info(fmt.Sprintf("Hash: %x", role.Hash))
ui.Info(fmt.Sprintf("Create Index: %d", role.CreateIndex))
ui.Info(fmt.Sprintf("Modify Index: %d", role.ModifyIndex))
}
if len(role.Policies) > 0 {
ui.Info(fmt.Sprintf("Policies:"))
for _, policy := range role.Policies {
ui.Info(fmt.Sprintf(" %s - %s", policy.ID, policy.Name))
}
}
if len(role.ServiceIdentities) > 0 {
ui.Info(fmt.Sprintf("Service Identities:"))
for _, svcid := range role.ServiceIdentities {
if len(svcid.Datacenters) > 0 {
ui.Info(fmt.Sprintf(" %s (Datacenters: %s)", svcid.ServiceName, strings.Join(svcid.Datacenters, ", ")))
} else {
ui.Info(fmt.Sprintf(" %s (Datacenters: all)", svcid.ServiceName))
}
}
}
}
func PrintRoleListEntry(role *api.ACLRole, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("%s:", role.Name))
ui.Info(fmt.Sprintf(" ID: %s", role.ID))
ui.Info(fmt.Sprintf(" Description: %s", role.Description))
if showMeta {
ui.Info(fmt.Sprintf(" Hash: %x", role.Hash))
ui.Info(fmt.Sprintf(" Create Index: %d", role.CreateIndex))
ui.Info(fmt.Sprintf(" Modify Index: %d", role.ModifyIndex))
}
if len(role.Policies) > 0 {
ui.Info(fmt.Sprintf(" Policies:"))
for _, policy := range role.Policies {
ui.Info(fmt.Sprintf(" %s - %s", policy.ID, policy.Name))
}
}
if len(role.ServiceIdentities) > 0 {
ui.Info(fmt.Sprintf(" Service Identities:"))
for _, svcid := range role.ServiceIdentities {
if len(svcid.Datacenters) > 0 {
ui.Info(fmt.Sprintf(" %s (Datacenters: %s)", svcid.ServiceName, strings.Join(svcid.Datacenters, ", ")))
} else {
ui.Info(fmt.Sprintf(" %s (Datacenters: all)", svcid.ServiceName))
}
}
}
}
func PrintAuthMethod(method *api.ACLAuthMethod, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("Name: %s", method.Name))
ui.Info(fmt.Sprintf("Type: %s", method.Type))
ui.Info(fmt.Sprintf("Description: %s", method.Description))
if showMeta {
ui.Info(fmt.Sprintf("Create Index: %d", method.CreateIndex))
ui.Info(fmt.Sprintf("Modify Index: %d", method.ModifyIndex))
}
ui.Info(fmt.Sprintf("Config:"))
output, err := json.MarshalIndent(method.Config, "", " ")
if err != nil {
ui.Error(fmt.Sprintf("Error formatting auth method configuration: %s", err))
}
ui.Output(string(output))
}
func PrintAuthMethodListEntry(method *api.ACLAuthMethodListEntry, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("%s:", method.Name))
ui.Info(fmt.Sprintf(" Type: %s", method.Type))
ui.Info(fmt.Sprintf(" Description: %s", method.Description))
if showMeta {
ui.Info(fmt.Sprintf(" Create Index: %d", method.CreateIndex))
ui.Info(fmt.Sprintf(" Modify Index: %d", method.ModifyIndex))
}
}
func PrintBindingRule(rule *api.ACLBindingRule, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("ID: %s", rule.ID))
ui.Info(fmt.Sprintf("AuthMethod: %s", rule.AuthMethod))
ui.Info(fmt.Sprintf("Description: %s", rule.Description))
ui.Info(fmt.Sprintf("BindType: %s", rule.BindType))
ui.Info(fmt.Sprintf("BindName: %s", rule.BindName))
ui.Info(fmt.Sprintf("Selector: %s", rule.Selector))
if showMeta {
ui.Info(fmt.Sprintf("Create Index: %d", rule.CreateIndex))
ui.Info(fmt.Sprintf("Modify Index: %d", rule.ModifyIndex))
}
}
func PrintBindingRuleListEntry(rule *api.ACLBindingRule, ui cli.Ui, showMeta bool) {
ui.Info(fmt.Sprintf("%s:", rule.ID))
ui.Info(fmt.Sprintf(" AuthMethod: %s", rule.AuthMethod))
ui.Info(fmt.Sprintf(" Description: %s", rule.Description))
ui.Info(fmt.Sprintf(" BindType: %s", rule.BindType))
ui.Info(fmt.Sprintf(" BindName: %s", rule.BindName))
ui.Info(fmt.Sprintf(" Selector: %s", rule.Selector))
if showMeta {
ui.Info(fmt.Sprintf(" Create Index: %d", rule.CreateIndex))
ui.Info(fmt.Sprintf(" Modify Index: %d", rule.ModifyIndex))
}
}
func GetTokenIDFromPartial(client *api.Client, partialID string) (string, error) {
if partialID == "anonymous" {
return structs.ACLTokenAnonymousID, nil
}
// the full UUID string was given
if len(partialID) == 36 {
return partialID, nil
}
tokens, _, err := client.ACL().TokenList(nil)
if err != nil {
return "", err
}
tokenID := ""
for _, token := range tokens {
if strings.HasPrefix(token.AccessorID, partialID) {
if tokenID != "" {
return "", fmt.Errorf("Partial token ID is not unique")
}
tokenID = token.AccessorID
}
}
if tokenID == "" {
return "", fmt.Errorf("No such token ID with prefix: %s", partialID)
}
return tokenID, nil
}
func GetPolicyIDFromPartial(client *api.Client, partialID string) (string, error) {
if partialID == "global-management" {
return structs.ACLPolicyGlobalManagementID, nil
}
// The full UUID string was given
if len(partialID) == 36 {
return partialID, nil
}
policies, _, err := client.ACL().PolicyList(nil)
if err != nil {
return "", err
}
policyID := ""
for _, policy := range policies {
if strings.HasPrefix(policy.ID, partialID) {
if policyID != "" {
return "", fmt.Errorf("Partial policy ID is not unique")
}
policyID = policy.ID
}
}
if policyID == "" {
return "", fmt.Errorf("No such policy ID with prefix: %s", partialID)
}
return policyID, nil
}
func GetPolicyIDByName(client *api.Client, name string) (string, error) {
if name == "" {
return "", fmt.Errorf("No name specified")
}
policies, _, err := client.ACL().PolicyList(nil)
if err != nil {
return "", err
}
for _, policy := range policies {
if policy.Name == name {
return policy.ID, nil
}
}
return "", fmt.Errorf("No such policy with name %s", name)
}
func GetRulesFromLegacyToken(client *api.Client, tokenID string, isSecret bool) (string, error) {
tokenID, err := GetTokenIDFromPartial(client, tokenID)
if err != nil {
return "", err
}
var token *api.ACLToken
if isSecret {
qopts := api.QueryOptions{
Token: tokenID,
}
token, _, err = client.ACL().TokenReadSelf(&qopts)
} else {
token, _, err = client.ACL().TokenRead(tokenID, nil)
}
if err != nil {
return "", fmt.Errorf("Error reading token: %v", err)
}
if token == nil {
return "", fmt.Errorf("Token not found for ID")
}
if token.Rules == "" {
return "", fmt.Errorf("Token is not a legacy token with rules")
}
return token.Rules, nil
}
func GetRoleIDFromPartial(client *api.Client, partialID string) (string, error) {
// the full UUID string was given
if len(partialID) == 36 {
return partialID, nil
}
roles, _, err := client.ACL().RoleList(nil)
if err != nil {
return "", err
}
roleID := ""
for _, role := range roles {
if strings.HasPrefix(role.ID, partialID) {
if roleID != "" {
return "", fmt.Errorf("Partial role ID is not unique")
}
roleID = role.ID
}
}
if roleID == "" {
return "", fmt.Errorf("No such role ID with prefix: %s", partialID)
}
return roleID, nil
}
func GetRoleIDByName(client *api.Client, name string) (string, error) {
if name == "" {
return "", fmt.Errorf("No name specified")
}
roles, _, err := client.ACL().RoleList(nil)
if err != nil {
return "", err
}
for _, role := range roles {
if role.Name == name {
return role.ID, nil
}
}
return "", fmt.Errorf("No such role with name %s", name)
}
func GetBindingRuleIDFromPartial(client *api.Client, partialID string) (string, error) {
// the full UUID string was given
if len(partialID) == 36 {
return partialID, nil
}
rules, _, err := client.ACL().BindingRuleList("", nil)
if err != nil {
return "", err
}
ruleID := ""
for _, rule := range rules {
if strings.HasPrefix(rule.ID, partialID) {
if ruleID != "" {
return "", fmt.Errorf("Partial rule ID is not unique")
}
ruleID = rule.ID
}
}
if ruleID == "" {
return "", fmt.Errorf("No such rule ID with prefix: %s", partialID)
}
return ruleID, nil
}
func ExtractServiceIdentities(serviceIdents []string) ([]*api.ACLServiceIdentity, error) {
var out []*api.ACLServiceIdentity
for _, svcidRaw := range serviceIdents {
parts := strings.Split(svcidRaw, ":")
switch len(parts) {
case 2:
out = append(out, &api.ACLServiceIdentity{
ServiceName: parts[0],
Datacenters: strings.Split(parts[1], ","),
})
case 1:
out = append(out, &api.ACLServiceIdentity{
ServiceName: parts[0],
})
default:
return nil, fmt.Errorf("Malformed -service-identity argument: %q", svcidRaw)
}
}
return out, nil
}
// TestKubernetesJWT_A is a valid service account jwt extracted from a minikube setup.
//
// {
// "iss": "kubernetes/serviceaccount",
// "kubernetes.io/serviceaccount/namespace": "default",
// "kubernetes.io/serviceaccount/secret.name": "admin-token-qlz42",
// "kubernetes.io/serviceaccount/service-account.name": "admin",
// "kubernetes.io/serviceaccount/service-account.uid": "738bc251-6532-11e9-b67f-48e6c8b8ecb5",
// "sub": "system:serviceaccount:default:admin"
// }
const TestKubernetesJWT_A = "eyJhbGciOiJSUzI1NiIsImtpZCI6IiJ9.eyJpc3MiOiJrdWJlcm5ldGVzL3NlcnZpY2VhY2NvdW50Iiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9uYW1lc3BhY2UiOiJkZWZhdWx0Iiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9zZWNyZXQubmFtZSI6ImFkbWluLXRva2VuLXFsejQyIiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9zZXJ2aWNlLWFjY291bnQubmFtZSI6ImFkbWluIiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9zZXJ2aWNlLWFjY291bnQudWlkIjoiNzM4YmMyNTEtNjUzMi0xMWU5LWI2N2YtNDhlNmM4YjhlY2I1Iiwic3ViIjoic3lzdGVtOnNlcnZpY2VhY2NvdW50OmRlZmF1bHQ6YWRtaW4ifQ.ixMlnWrAG7NVuTTKu8cdcYfM7gweS3jlKaEsIBNGOVEjPE7rtXtgMkAwjQTdYR08_0QBjkgzy5fQC5ZNyglSwONJ-bPaXGvhoH1cTnRi1dz9H_63CfqOCvQP1sbdkMeRxNTGVAyWZT76rXoCUIfHP4LY2I8aab0KN9FTIcgZRF0XPTtT70UwGIrSmRpxW38zjiy2ymWL01cc5VWGhJqVysmWmYk3wNp0h5N57H_MOrz4apQR4pKaamzskzjLxO55gpbmZFC76qWuUdexAR7DT2fpbHLOw90atN_NlLMY-VrXyW3-Ei5EhYaVreMB9PSpKwkrA4jULITohV-sxpa1LA"
// TestKubernetesJWT_B is a valid service account jwt extracted from a minikube setup.
//
// {
// "iss": "kubernetes/serviceaccount",
// "kubernetes.io/serviceaccount/namespace": "default",
// "kubernetes.io/serviceaccount/secret.name": "demo-token-kmb9n",
// "kubernetes.io/serviceaccount/service-account.name": "demo",
// "kubernetes.io/serviceaccount/service-account.uid": "76091af4-4b56-11e9-ac4b-708b11801cbe",
// "sub": "system:serviceaccount:default:demo"
// }
const TestKubernetesJWT_B = "eyJhbGciOiJSUzI1NiIsImtpZCI6IiJ9.eyJpc3MiOiJrdWJlcm5ldGVzL3NlcnZpY2VhY2NvdW50Iiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9uYW1lc3BhY2UiOiJkZWZhdWx0Iiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9zZWNyZXQubmFtZSI6ImRlbW8tdG9rZW4ta21iOW4iLCJrdWJlcm5ldGVzLmlvL3NlcnZpY2VhY2NvdW50L3NlcnZpY2UtYWNjb3VudC5uYW1lIjoiZGVtbyIsImt1YmVybmV0ZXMuaW8vc2VydmljZWFjY291bnQvc2VydmljZS1hY2NvdW50LnVpZCI6Ijc2MDkxYWY0LTRiNTYtMTFlOS1hYzRiLTcwOGIxMTgwMWNiZSIsInN1YiI6InN5c3RlbTpzZXJ2aWNlYWNjb3VudDpkZWZhdWx0OmRlbW8ifQ.ZiAHjijBAOsKdum0Aix6lgtkLkGo9_Tu87dWQ5Zfwnn3r2FejEWDAnftTft1MqqnMzivZ9Wyyki5ZjQRmTAtnMPJuHC-iivqY4Wh4S6QWCJ1SivBv5tMZR79t5t8mE7R1-OHwst46spru1pps9wt9jsA04d3LpV0eeKYgdPTVaQKklxTm397kIMUugA6yINIBQ3Rh8eQqBgNwEmL4iqyYubzHLVkGkoP9MJikFI05vfRiHtYr-piXz6JFDzXMQj9rW6xtMmrBSn79ChbyvC5nz-Nj2rJPnHsb_0rDUbmXY5PpnMhBpdSH-CbZ4j8jsiib6DtaGJhVZeEQ1GjsFAZwQ"