mirror of https://github.com/status-im/consul.git
374 lines
14 KiB
Go
374 lines
14 KiB
Go
package token
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"strings"
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"github.com/hashicorp/consul/acl"
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"github.com/hashicorp/consul/agent/structs"
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"github.com/hashicorp/consul/api"
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)
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const (
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PrettyFormat string = "pretty"
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JSONFormat string = "json"
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WHITESPACE_2 string = "\t"
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WHITESPACE_4 string = "\t\t"
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)
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// Formatter defines methods provided by token command output formatter
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type Formatter interface {
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FormatToken(token *api.ACLToken) (string, error)
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FormatTokenExpanded(token *api.ACLTokenExpanded) (string, error)
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FormatTokenList(tokens []*api.ACLTokenListEntry) (string, error)
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}
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// GetSupportedFormats returns supported formats
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func GetSupportedFormats() []string {
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return []string{PrettyFormat, JSONFormat}
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}
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// NewFormatter returns Formatter implementation
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func NewFormatter(format string, showMeta bool) (formatter Formatter, err error) {
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switch format {
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case PrettyFormat:
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formatter = newPrettyFormatter(showMeta)
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case JSONFormat:
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formatter = newJSONFormatter(showMeta)
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default:
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err = fmt.Errorf("Unknown format: %s", format)
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}
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return formatter, err
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}
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func newPrettyFormatter(showMeta bool) Formatter {
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return &prettyFormatter{showMeta}
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}
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type prettyFormatter struct {
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showMeta bool
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}
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func (f *prettyFormatter) FormatToken(token *api.ACLToken) (string, error) {
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var buffer bytes.Buffer
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buffer.WriteString(fmt.Sprintf("AccessorID: %s\n", token.AccessorID))
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buffer.WriteString(fmt.Sprintf("SecretID: %s\n", token.SecretID))
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if token.Partition != "" {
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buffer.WriteString(fmt.Sprintf("Partition: %s\n", token.Partition))
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}
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if token.Namespace != "" {
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buffer.WriteString(fmt.Sprintf("Namespace: %s\n", token.Namespace))
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}
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buffer.WriteString(fmt.Sprintf("Description: %s\n", token.Description))
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buffer.WriteString(fmt.Sprintf("Local: %t\n", token.Local))
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if token.AuthMethod != "" {
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buffer.WriteString(fmt.Sprintf("Auth Method: %s (Namespace: %s)\n", token.AuthMethod, token.AuthMethodNamespace))
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}
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buffer.WriteString(fmt.Sprintf("Create Time: %v\n", token.CreateTime))
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if token.ExpirationTime != nil && !token.ExpirationTime.IsZero() {
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buffer.WriteString(fmt.Sprintf("Expiration Time: %v\n", *token.ExpirationTime))
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}
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if f.showMeta {
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buffer.WriteString(fmt.Sprintf("Hash: %x\n", token.Hash))
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buffer.WriteString(fmt.Sprintf("Create Index: %d\n", token.CreateIndex))
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buffer.WriteString(fmt.Sprintf("Modify Index: %d\n", token.ModifyIndex))
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}
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if len(token.Policies) > 0 {
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buffer.WriteString(fmt.Sprintln("Policies:"))
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for _, policy := range token.Policies {
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buffer.WriteString(fmt.Sprintf(" %s - %s\n", policy.ID, policy.Name))
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}
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}
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if len(token.Roles) > 0 {
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buffer.WriteString(fmt.Sprintln("Roles:"))
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for _, role := range token.Roles {
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buffer.WriteString(fmt.Sprintf(" %s - %s\n", role.ID, role.Name))
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}
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}
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if len(token.ServiceIdentities) > 0 {
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buffer.WriteString(fmt.Sprintln("Service Identities:"))
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for _, svcid := range token.ServiceIdentities {
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if len(svcid.Datacenters) > 0 {
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buffer.WriteString(fmt.Sprintf(" %s (Datacenters: %s)\n", svcid.ServiceName, strings.Join(svcid.Datacenters, ", ")))
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} else {
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buffer.WriteString(fmt.Sprintf(" %s (Datacenters: all)\n", svcid.ServiceName))
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}
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}
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}
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if len(token.NodeIdentities) > 0 {
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buffer.WriteString(fmt.Sprintln("Node Identities:"))
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for _, nodeid := range token.NodeIdentities {
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buffer.WriteString(fmt.Sprintf(" %s (Datacenter: %s)\n", nodeid.NodeName, nodeid.Datacenter))
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}
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}
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if token.Rules != "" {
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buffer.WriteString(fmt.Sprintln("Rules:"))
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buffer.WriteString(fmt.Sprintln(token.Rules))
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}
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return buffer.String(), nil
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}
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func (f *prettyFormatter) FormatTokenExpanded(token *api.ACLTokenExpanded) (string, error) {
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var buffer bytes.Buffer
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buffer.WriteString(fmt.Sprintf("AccessorID: %s\n", token.AccessorID))
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buffer.WriteString(fmt.Sprintf("SecretID: %s\n", token.SecretID))
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if token.Partition != "" {
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buffer.WriteString(fmt.Sprintf("Partition: %s\n", token.Partition))
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}
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if token.Namespace != "" {
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buffer.WriteString(fmt.Sprintf("Namespace: %s\n", token.Namespace))
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}
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buffer.WriteString(fmt.Sprintf("Description: %s\n", token.Description))
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buffer.WriteString(fmt.Sprintf("Local: %t\n", token.Local))
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if token.AuthMethod != "" {
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buffer.WriteString(fmt.Sprintf("Auth Method: %s (Namespace: %s)\n", token.AuthMethod, token.AuthMethodNamespace))
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}
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buffer.WriteString(fmt.Sprintf("Create Time: %v\n", token.CreateTime))
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if token.ExpirationTime != nil && !token.ExpirationTime.IsZero() {
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buffer.WriteString(fmt.Sprintf("Expiration Time: %v\n", *token.ExpirationTime))
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}
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if f.showMeta {
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buffer.WriteString(fmt.Sprintf("Hash: %x\n", token.Hash))
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buffer.WriteString(fmt.Sprintf("Create Index: %d\n", token.CreateIndex))
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buffer.WriteString(fmt.Sprintf("Modify Index: %d\n", token.ModifyIndex))
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}
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policies := make(map[string]api.ACLPolicy)
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roles := make(map[string]api.ACLRole)
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for _, policy := range token.ExpandedPolicies {
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policies[policy.ID] = policy
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}
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for _, role := range token.ExpandedRoles {
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roles[role.ID] = role
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}
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formatPolicy := func(policy api.ACLPolicy, indent string) {
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buffer.WriteString(fmt.Sprintf(indent+"Policy Name: %s\n", policy.Name))
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buffer.WriteString(fmt.Sprintf(indent+WHITESPACE_2+"ID: %s\n", policy.ID))
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buffer.WriteString(fmt.Sprintf(indent+WHITESPACE_2+"Description: %s\n", policy.Description))
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buffer.WriteString(indent + WHITESPACE_2 + "Rules:\n")
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buffer.WriteString(indent + WHITESPACE_4)
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buffer.WriteString(strings.ReplaceAll(policy.Rules, "\n", "\n"+indent+WHITESPACE_4))
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buffer.WriteString("\n\n")
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}
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if len(token.ACLToken.Policies) > 0 {
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buffer.WriteString("Policies:\n")
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for _, policyLink := range token.ACLToken.Policies {
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formatPolicy(policies[policyLink.ID], WHITESPACE_2)
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}
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}
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entMeta := acl.NewEnterpriseMetaWithPartition(token.Partition, token.Namespace)
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formatServiceIdentity := func(svcIdentity *api.ACLServiceIdentity, indent string) {
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if len(svcIdentity.Datacenters) > 0 {
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buffer.WriteString(fmt.Sprintf(indent+"Name: %s (Datacenters: %s)\n", svcIdentity.ServiceName, strings.Join(svcIdentity.Datacenters, ", ")))
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} else {
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buffer.WriteString(fmt.Sprintf(indent+"Name: %s (Datacenters: all)\n", svcIdentity.ServiceName))
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}
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identity := structs.ACLServiceIdentity{ServiceName: svcIdentity.ServiceName, Datacenters: svcIdentity.Datacenters}
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policy := identity.SyntheticPolicy(&entMeta)
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buffer.WriteString(fmt.Sprintf(indent+WHITESPACE_2+"Description: %s\n", policy.Description))
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buffer.WriteString(indent + WHITESPACE_2 + "Rules:")
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buffer.WriteString(strings.ReplaceAll(policy.Rules, "\n", "\n"+indent+WHITESPACE_4))
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buffer.WriteString("\n\n")
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}
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if len(token.ACLToken.ServiceIdentities) > 0 {
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buffer.WriteString("Service Identities:\n")
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for _, svcIdentity := range token.ACLToken.ServiceIdentities {
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formatServiceIdentity(svcIdentity, WHITESPACE_2)
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}
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}
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formatNodeIdentity := func(nodeIdentity *api.ACLNodeIdentity, indent string) {
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buffer.WriteString(fmt.Sprintf(indent+"Name: %s (Datacenter: %s)\n", nodeIdentity.NodeName, nodeIdentity.Datacenter))
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identity := structs.ACLNodeIdentity{NodeName: nodeIdentity.NodeName, Datacenter: nodeIdentity.Datacenter}
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policy := identity.SyntheticPolicy(&entMeta)
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buffer.WriteString(fmt.Sprintf(indent+WHITESPACE_2+"Description: %s\n", policy.Description))
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buffer.WriteString(indent + WHITESPACE_2 + "Rules:")
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buffer.WriteString(strings.ReplaceAll(policy.Rules, "\n", "\n"+indent+WHITESPACE_4))
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buffer.WriteString("\n\n")
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}
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if len(token.ACLToken.NodeIdentities) > 0 {
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buffer.WriteString("Node Identities:\n")
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for _, nodeIdentity := range token.ACLToken.NodeIdentities {
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formatNodeIdentity(nodeIdentity, WHITESPACE_2)
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}
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}
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formatRole := func(role api.ACLRole, indent string) {
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buffer.WriteString(fmt.Sprintf(indent+"Role Name: %s\n", role.Name))
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buffer.WriteString(fmt.Sprintf(indent+WHITESPACE_2+"ID: %s\n", role.ID))
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buffer.WriteString(fmt.Sprintf(indent+WHITESPACE_2+"Description: %s\n", role.Description))
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if len(role.Policies) > 0 {
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buffer.WriteString(indent + WHITESPACE_2 + "Policies:\n")
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for _, policyLink := range role.Policies {
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formatPolicy(policies[policyLink.ID], indent+WHITESPACE_4)
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}
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}
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if len(role.ServiceIdentities) > 0 {
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buffer.WriteString(indent + WHITESPACE_2 + "Service Identities:\n")
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for _, svcIdentity := range role.ServiceIdentities {
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formatServiceIdentity(svcIdentity, indent+WHITESPACE_4)
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}
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}
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if len(role.NodeIdentities) > 0 {
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buffer.WriteString(indent + WHITESPACE_2 + "Node Identities:\n")
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for _, nodeIdentity := range role.NodeIdentities {
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formatNodeIdentity(nodeIdentity, indent+WHITESPACE_4)
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}
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}
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}
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if len(token.ACLToken.Roles) > 0 {
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buffer.WriteString("Roles:\n")
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for _, roleLink := range token.ACLToken.Roles {
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role := roles[roleLink.ID]
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formatRole(role, WHITESPACE_2)
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}
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}
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buffer.WriteString("=== End of Authorizer Layer 0: Token ===\n")
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if len(token.NamespaceDefaultPolicyIDs) > 0 || len(token.NamespaceDefaultRoleIDs) > 0 {
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buffer.WriteString("=== Start of Authorizer Layer 1: Token Namespace’s Defaults (Inherited) ===\n")
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buffer.WriteString(fmt.Sprintf("Description: ACL Roles inherited by all Tokens in Namespace %q\n\n", token.Namespace))
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buffer.WriteString("Namespace Policy Defaults:\n")
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for _, policyID := range token.NamespaceDefaultPolicyIDs {
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formatPolicy(policies[policyID], WHITESPACE_2)
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}
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buffer.WriteString("Namespace Role Defaults:\n")
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for _, roleID := range token.NamespaceDefaultRoleIDs {
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formatRole(roles[roleID], WHITESPACE_2)
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}
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buffer.WriteString("=== End of Authorizer Layer 1: Token Namespace’s Defaults (Inherited) ===\n")
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}
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buffer.WriteString("=== Start of Authorizer Layer 2: Agent Configuration Defaults (Inherited) ===\n")
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buffer.WriteString("Description: Defined at request-time by the agent that resolves the ACL token; other agents may have different configuration defaults\n")
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buffer.WriteString(fmt.Sprintf("Resolved By Agent: %q\n\n", token.ResolvedByAgent))
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buffer.WriteString(fmt.Sprintf("Default Policy: %s\n", token.AgentACLDefaultPolicy))
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buffer.WriteString(WHITESPACE_2 + "Description: Backstop rule used if no preceding layer has a matching rule (refer to default_policy option in agent configuration)\n\n")
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buffer.WriteString(fmt.Sprintf("Down Policy: %s\n", token.AgentACLDownPolicy))
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buffer.WriteString(WHITESPACE_2 + "Description: Defines what to do if this Token's information cannot be read from the primary_datacenter (refer to down_policy option in agent configuration)\n\n")
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return buffer.String(), nil
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}
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func (f *prettyFormatter) FormatTokenList(tokens []*api.ACLTokenListEntry) (string, error) {
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var buffer bytes.Buffer
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first := true
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for _, token := range tokens {
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if first {
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first = false
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} else {
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buffer.WriteString("\n")
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}
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buffer.WriteString(f.formatTokenListEntry(token))
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}
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return buffer.String(), nil
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}
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func (f *prettyFormatter) formatTokenListEntry(token *api.ACLTokenListEntry) string {
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var buffer bytes.Buffer
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buffer.WriteString(fmt.Sprintf("AccessorID: %s\n", token.AccessorID))
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buffer.WriteString(fmt.Sprintf("SecretID: %s\n", token.SecretID))
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if token.Partition != "" {
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buffer.WriteString(fmt.Sprintf("Partition: %s\n", token.Partition))
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}
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if token.Namespace != "" {
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buffer.WriteString(fmt.Sprintf("Namespace: %s\n", token.Namespace))
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}
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buffer.WriteString(fmt.Sprintf("Description: %s\n", token.Description))
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buffer.WriteString(fmt.Sprintf("Local: %t\n", token.Local))
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if token.AuthMethod != "" {
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buffer.WriteString(fmt.Sprintf("Auth Method: %s (Namespace: %s)\n", token.AuthMethod, token.AuthMethodNamespace))
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}
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buffer.WriteString(fmt.Sprintf("Create Time: %v\n", token.CreateTime))
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if token.ExpirationTime != nil && !token.ExpirationTime.IsZero() {
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buffer.WriteString(fmt.Sprintf("Expiration Time: %v\n", *token.ExpirationTime))
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}
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buffer.WriteString(fmt.Sprintf("Legacy: %t\n", token.Legacy))
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if f.showMeta {
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buffer.WriteString(fmt.Sprintf("Hash: %x\n", token.Hash))
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buffer.WriteString(fmt.Sprintf("Create Index: %d\n", token.CreateIndex))
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buffer.WriteString(fmt.Sprintf("Modify Index: %d\n", token.ModifyIndex))
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}
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if len(token.Policies) > 0 {
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buffer.WriteString(fmt.Sprintln("Policies:"))
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for _, policy := range token.Policies {
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buffer.WriteString(fmt.Sprintf(" %s - %s\n", policy.ID, policy.Name))
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}
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}
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if len(token.Roles) > 0 {
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buffer.WriteString(fmt.Sprintln("Roles:"))
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for _, role := range token.Roles {
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buffer.WriteString(fmt.Sprintf(" %s - %s\n", role.ID, role.Name))
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}
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}
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if len(token.ServiceIdentities) > 0 {
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buffer.WriteString(fmt.Sprintln("Service Identities:"))
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for _, svcid := range token.ServiceIdentities {
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if len(svcid.Datacenters) > 0 {
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buffer.WriteString(fmt.Sprintf(" %s (Datacenters: %s)\n", svcid.ServiceName, strings.Join(svcid.Datacenters, ", ")))
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} else {
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buffer.WriteString(fmt.Sprintf(" %s (Datacenters: all)\n", svcid.ServiceName))
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}
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}
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}
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if len(token.NodeIdentities) > 0 {
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buffer.WriteString(fmt.Sprintln("Node Identities:"))
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for _, nodeid := range token.NodeIdentities {
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buffer.WriteString(fmt.Sprintf(" %s (Datacenter: %s)\n", nodeid.NodeName, nodeid.Datacenter))
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}
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}
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return buffer.String()
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}
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func newJSONFormatter(showMeta bool) Formatter {
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return &jsonFormatter{showMeta}
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}
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type jsonFormatter struct {
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showMeta bool
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}
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func (f *jsonFormatter) FormatTokenList(tokens []*api.ACLTokenListEntry) (string, error) {
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b, err := json.MarshalIndent(tokens, "", " ")
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if err != nil {
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return "", fmt.Errorf("Failed to marshal tokens: %v", err)
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}
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return string(b), nil
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}
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func (f *jsonFormatter) FormatToken(token *api.ACLToken) (string, error) {
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b, err := json.MarshalIndent(token, "", " ")
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if err != nil {
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return "", fmt.Errorf("Failed to marshal token: %v", err)
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}
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return string(b), nil
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}
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func (f *jsonFormatter) FormatTokenExpanded(token *api.ACLTokenExpanded) (string, error) {
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b, err := json.MarshalIndent(token, "", " ")
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if err != nil {
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return "", fmt.Errorf("Failed to marshal token: %v", err)
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}
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return string(b), nil
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}
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