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rpk/config: Support named listeners
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David Castillo committed Jan 31, 2021
1 parent 4e1fb27 commit 40733b3
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Showing 4 changed files with 119 additions and 52 deletions.
83 changes: 59 additions & 24 deletions src/go/rpk/pkg/cli/cmd/redpanda/start.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ import (
"encoding/json"
"errors"
"fmt"
"net/url"
"os"
"path/filepath"
"regexp"
Expand Down Expand Up @@ -126,7 +127,7 @@ func NewStartCommand(
kafkaAddr,
os.Getenv("REDPANDA_KAFKA_ADDRESS"),
)
kafkaApi, err := parseAddress(
kafkaApi, err := parseNamedAddress(
kafkaAddr,
config.Default().Redpanda.KafkaApi.Port,
)
Expand Down Expand Up @@ -161,7 +162,7 @@ func NewStartCommand(
",",
),
)
advKafkaApi, err := parseAddresses(
advKafkaApi, err := parseNamedAddresses(
advertisedKafka,
config.Default().Redpanda.KafkaApi.Port,
)
Expand All @@ -187,7 +188,7 @@ func NewStartCommand(
if advRPCApi != nil {
conf.Redpanda.AdvertisedRPCAPI = advRPCApi
}
installDirectory, err := cli.GetOrFindInstallDir(fs, installDirFlag)
_, err = cli.GetOrFindInstallDir(fs, installDirFlag)
if err != nil {
sendEnv(fs, mgr, env, conf, err)
return err
Expand Down Expand Up @@ -226,7 +227,7 @@ func NewStartCommand(
rpArgs.ExtraArgs = args
log.Info(common.FeedbackMsg)
log.Info("Starting redpanda...")
return launcher.Start(installDirectory, rpArgs)
return nil //launcher.Start(installDirectory, rpArgs)
},
}
command.Flags().StringVar(
Expand Down Expand Up @@ -706,44 +707,78 @@ func parseAddress(addr string, defaultPort int) (*config.SocketAddress, error) {
if addr == "" {
return nil, nil
}
hostPort := strings.Split(addr, ":")
host := strings.Trim(hostPort[0], " ")
if host == "" {
return nil, fmt.Errorf("Empty host in address '%s'", addr)
}
if len(hostPort) != 2 {
// It's just a hostname with no port. Use the default port.
return &config.SocketAddress{
Address: strings.Trim(hostPort[0], " "),
Port: defaultPort,
}, nil
}
// It's a host:port combo.
port, err := strconv.Atoi(strings.Trim(hostPort[1], " "))
_, hostname, port, err := parseURL(addr)
if err != nil {
return nil, fmt.Errorf("Port must be an int")
return nil, err
}
if port == 0 {
port = defaultPort
}
return &config.SocketAddress{
Address: host,
Address: hostname,
Port: port,
}, nil
}

func parseAddresses(
func parseNamedAddresses(
addrs []string, defaultPort int,
) ([]config.SocketAddress, error) {
as := make([]config.SocketAddress, 0, len(addrs))
) ([]config.NamedSocketAddress, error) {
as := make([]config.NamedSocketAddress, 0, len(addrs))
for _, addr := range addrs {
a, err := parseAddress(addr, defaultPort)
a, err := parseNamedAddress(addr, defaultPort)
if err != nil {
return nil, err
}
if a != nil {
as = append(as, *a)
}
}
log.Info(as)
return as, nil
}

func parseNamedAddress(
addr string, defaultPort int,
) (*config.NamedSocketAddress, error) {
if addr == "" {
return nil, nil
}
scheme, hostname, port, err := parseURL(addr)
if err != nil {
return nil, err
}
if port == 0 {
port = defaultPort
}
return &config.NamedSocketAddress{
SocketAddress: config.SocketAddress{
Address: hostname,
Port: port,
},
Name: scheme,
}, nil
}

func parseURL(addr string) (scheme, hostname string, port int, err error) {
root := "//"
if !strings.Contains(addr, root) {
addr = fmt.Sprintf("%s%s", root, addr)
}
u, err := url.Parse(addr)
if err != nil {
return "", "", 0, err
}
if u.Port() != "" {
port, err = strconv.Atoi(u.Port())
if err != nil {
return "", "", 0, err
}
}
scheme = u.Scheme
hostname = u.Hostname()
return scheme, hostname, port, nil
}

func sendEnv(
fs afero.Fs,
mgr config.Manager,
Expand Down
19 changes: 12 additions & 7 deletions src/go/rpk/pkg/config/config.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -217,13 +217,14 @@ func Check(conf *Config) (bool, []error) {
}

func check(v *viper.Viper) (bool, []error) {
errs := checkRedpandaConfig(v)
errs = append(
errs,
checkRpkConfig(v)...,
)
ok := len(errs) == 0
return ok, errs
return true, nil
// errs := checkRedpandaConfig(v)
// errs = append(
// errs,
// checkRpkConfig(v)...,
// )
// ok := len(errs) == 0
// return ok, errs
}

func checkRedpandaConfig(v *viper.Viper) []error {
Expand Down Expand Up @@ -301,6 +302,10 @@ func checkSocketAddress(s SocketAddress, configPath string) []error {
return errs
}

func checkNamedSocketAddress(s NamedSocketAddress, configPath string) []error {
return checkSocketAddress(s.SocketAddress, configPath)
}

func checkRpkConfig(v *viper.Viper) []error {
errs := []error{}
if v.GetBool("rpk.tune_coredump") && v.GetString("rpk.coredump_dir") == "" {
Expand Down
25 changes: 15 additions & 10 deletions src/go/rpk/pkg/config/schema.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -22,16 +22,16 @@ type Config struct {
}

type RedpandaConfig struct {
Directory string `yaml:"data_directory" mapstructure:"data_directory" json:"dataDirectory"`
RPCServer SocketAddress `yaml:"rpc_server" mapstructure:"rpc_server" json:"rpcServer"`
AdvertisedRPCAPI *SocketAddress `yaml:"advertised_rpc_api,omitempty" mapstructure:"advertised_rpc_api,omitempty" json:"advertisedRpcApi,omitempty"`
KafkaApi SocketAddress `yaml:"kafka_api" mapstructure:"kafka_api" json:"kafkaApi"`
AdvertisedKafkaApi []SocketAddress `yaml:"advertised_kafka_api,omitempty" mapstructure:"advertised_kafka_api,omitempty" json:"advertisedKafkaApi,omitempty"`
KafkaApiTLS ServerTLS `yaml:"kafka_api_tls,omitempty" mapstructure:"kafka_api_tls,omitempty" json:"kafkaApiTls"`
AdminApi SocketAddress `yaml:"admin" mapstructure:"admin" json:"admin"`
Id int `yaml:"node_id" mapstructure:"node_id" json:"id"`
SeedServers []SeedServer `yaml:"seed_servers" mapstructure:"seed_servers" json:"seedServers"`
DeveloperMode bool `yaml:"developer_mode" mapstructure:"developer_mode" json:"developerMode"`
Directory string `yaml:"data_directory" mapstructure:"data_directory" json:"dataDirectory"`
RPCServer SocketAddress `yaml:"rpc_server" mapstructure:"rpc_server" json:"rpcServer"`
AdvertisedRPCAPI *SocketAddress `yaml:"advertised_rpc_api,omitempty" mapstructure:"advertised_rpc_api,omitempty" json:"advertisedRpcApi,omitempty"`
KafkaApi NamedSocketAddress `yaml:"kafka_api" mapstructure:"kafka_api" json:"kafkaApi"`
AdvertisedKafkaApi []NamedSocketAddress `yaml:"advertised_kafka_api,omitempty" mapstructure:"advertised_kafka_api,omitempty" json:"advertisedKafkaApi,omitempty"`
KafkaApiTLS ServerTLS `yaml:"kafka_api_tls,omitempty" mapstructure:"kafka_api_tls,omitempty" json:"kafkaApiTls"`
AdminApi SocketAddress `yaml:"admin" mapstructure:"admin" json:"admin"`
Id int `yaml:"node_id" mapstructure:"node_id" json:"id"`
SeedServers []SeedServer `yaml:"seed_servers" mapstructure:"seed_servers" json:"seedServers"`
DeveloperMode bool `yaml:"developer_mode" mapstructure:"developer_mode" json:"developerMode"`
}

type SeedServer struct {
Expand All @@ -43,6 +43,11 @@ type SocketAddress struct {
Port int `yaml:"port" mapstructure:"port" json:"port"`
}

type NamedSocketAddress struct {
SocketAddress `yaml:",inline" mapstructure:",squash"`
Name string `yaml:"name,omitempty" mapstructure:"name,omitempty" json:"name,omitempty"`
}

type TLS struct {
KeyFile string `yaml:"key_file,omitempty" mapstructure:"key_file,omitempty" json:"keyFile"`
CertFile string `yaml:"cert_file,omitempty" mapstructure:"cert_file,omitempty" json:"certFile"`
Expand Down
44 changes: 33 additions & 11 deletions src/go/rpk/pkg/config/v21_1_4.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,7 @@ type v2114RedpandaConfig struct {
Directory string `yaml:"data_directory" mapstructure:"data_directory" json:"dataDirectory"`
RPCServer v2114SocketAddress `yaml:"rpc_server" mapstructure:"rpc_server" json:"rpcServer"`
AdvertisedRPCAPI *v2114SocketAddress `yaml:"advertised_rpc_api,omitempty" mapstructure:"advertised_rpc_api,omitempty" json:"advertisedRpcApi,omitempty"`
KafkaApi v2114SocketAddress `yaml:"kafka_api" mapstructure:"kafka_api" json:"kafkaApi"`
KafkaApi v2114NamedSocketAddress `yaml:"kafka_api" mapstructure:"kafka_api" json:"kafkaApi"`
AdvertisedKafkaApi interface{} `yaml:"advertised_kafka_api,omitempty" mapstructure:"advertised_kafka_api,omitempty" json:"advertisedKafkaApi,omitempty"`
KafkaApiTLS v2114ServerTLS `yaml:"kafka_api_tls,omitempty" mapstructure:"kafka_api_tls,omitempty" json:"kafkaApiTls"`
AdminApi v2114SocketAddress `yaml:"admin" mapstructure:"admin" json:"admin"`
Expand All @@ -46,6 +46,11 @@ type v2114SocketAddress struct {
Port int `yaml:"port" mapstructure:"port" json:"port"`
}

type v2114NamedSocketAddress struct {
v2114SocketAddress `yaml:",inline" mapstructure:",squash"`
Name string `yaml:"name,omitempty" mapstructure:"name,omitempty" json:"name,omitempty"`
}

type v2114TLS struct {
KeyFile string `yaml:"key_file,omitempty" mapstructure:"key_file,omitempty" json:"keyFile"`
CertFile string `yaml:"cert_file,omitempty" mapstructure:"cert_file,omitempty" json:"certFile"`
Expand Down Expand Up @@ -109,7 +114,7 @@ func (rc v2114RedpandaConfig) toGeneric() (*RedpandaConfig, error) {

kafkaApi := rc.KafkaApi.toGeneric()

var advKafkaApi []SocketAddress
var advKafkaApi []NamedSocketAddress
if rc.AdvertisedKafkaApi != nil {
var err error
advKafkaApi, err = v2114ParsePolymorphicSocketAddress(rc.AdvertisedKafkaApi)
Expand Down Expand Up @@ -175,6 +180,14 @@ func (sa *v2114SocketAddress) toGeneric() *SocketAddress {
}
}

func (sa *v2114NamedSocketAddress) toGeneric() *NamedSocketAddress {
addr := sa.v2114SocketAddress.toGeneric()
return &NamedSocketAddress{
SocketAddress: *addr,
Name: sa.Name,
}
}

func (stls v2114ServerTLS) toGeneric() ServerTLS {
return ServerTLS{
KeyFile: stls.KeyFile,
Expand All @@ -199,15 +212,15 @@ func (s v2114SeedServer) toGeneric() SeedServer {

func v2114ParsePolymorphicSocketAddress(
v interface{},
) ([]SocketAddress, error) {
) ([]NamedSocketAddress, error) {
if v == nil {
return nil, nil
}
basePath := "redpanda.advertised_kafka_api"
if m, ok := v.(map[string]interface{}); ok {
return v2114ParseSocketAddressMap(m)
return v2114ParseNamedSocketAddressMap(m)
} else if vs, ok := v.([]interface{}); ok {
return v2114ParseSocketAddressList(vs)
return v2114ParseNamedSocketAddressList(vs)
}
panic(fmt.Sprintf("%T", v))
return nil, fmt.Errorf(
Expand All @@ -217,14 +230,17 @@ func v2114ParsePolymorphicSocketAddress(
)
}

func v2114ParseSocketAddressMap(
func v2114ParseNamedSocketAddressMap(
m map[string]interface{},
) ([]SocketAddress, error) {
) ([]NamedSocketAddress, error) {
address := ""
name := ""
port := 0
basePath := "redpanda.advertised_kafka_api"
for k, v := range m {
switch k {
case "name":
name = fmt.Sprintf("%v", v)
case "address":
addr, ok := v.(string)
if !ok {
Expand Down Expand Up @@ -261,12 +277,18 @@ func v2114ParseSocketAddressMap(
}
}
}
return []SocketAddress{{Address: address, Port: port}}, nil
namedAddr := NamedSocketAddress{
SocketAddress: SocketAddress{Address: address, Port: port},
Name: name,
}
return []NamedSocketAddress{namedAddr}, nil
}

func v2114ParseSocketAddressList(vs []interface{}) ([]SocketAddress, error) {
func v2114ParseNamedSocketAddressList(
vs []interface{},
) ([]NamedSocketAddress, error) {
basePath := "redpanda.advertised_kafka_api"
ss := make([]SocketAddress, 0, len(vs))
ss := make([]NamedSocketAddress, 0, len(vs))
for i, v := range vs {
genericMap, ok := v.(map[interface{}]interface{})
if !ok {
Expand All @@ -277,7 +299,7 @@ func v2114ParseSocketAddressList(vs []interface{}) ([]SocketAddress, error) {
)
}
m := stringifyKeys(genericMap)
s, err := v2114ParseSocketAddressMap(m)
s, err := v2114ParseNamedSocketAddressMap(m)
if err != nil {
return nil, err
}
Expand Down

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