Files
kubeshark/config/configStructs/tapConfig.go
2023-01-07 14:20:01 +03:00

106 lines
3.2 KiB
Go

package configStructs
import (
"fmt"
"regexp"
"github.com/kubeshark/kubeshark/kubernetes"
"github.com/kubeshark/kubeshark/utils"
"github.com/rs/zerolog/log"
)
const (
DockerRegistryLabel = "docker-registry"
DockerTagLabel = "docker-tag"
DockerImagePullPolicy = "docker-imagepullpolicy"
DockerImagePullSecrets = "docker-imagepullsecrets"
ProxyFrontPortLabel = "proxy-front-port"
ProxyHubPortLabel = "proxy-hub-port"
ProxyHostLabel = "proxy-host"
NamespacesLabel = "namespaces"
AllNamespacesLabel = "allnamespaces"
StorageLimitLabel = "storagelimit"
DryRunLabel = "dryrun"
PcapLabel = "pcap"
ServiceMeshLabel = "servicemesh"
TlsLabel = "tls"
DebugLabel = "debug"
)
type WorkerConfig struct {
SrcPort uint16 `yaml:"src-port" default:"8897"`
DstPort uint16 `yaml:"dst-port" default:"8897"`
}
type HubConfig struct {
SrcPort uint16 `yaml:"src-port" default:"8898"`
DstPort uint16 `yaml:"dst-port" default:"8898"`
}
type FrontConfig struct {
SrcPort uint16 `yaml:"src-port" default:"8899"`
DstPort uint16 `yaml:"dst-port" default:"80"`
}
type ProxyConfig struct {
Worker WorkerConfig `yaml:"worker"`
Hub HubConfig `yaml:"hub"`
Front FrontConfig `yaml:"front"`
Host string `yaml:"host" default:"127.0.0.1"`
}
type DockerConfig struct {
Registry string `yaml:"registry" default:"docker.io/kubeshark"`
Tag string `yaml:"tag" default:"latest"`
ImagePullPolicy string `yaml:"imagepullpolicy" default:"Always"`
ImagePullSecrets []string `yaml:"imagepullsecrets"`
}
type ResourcesConfig struct {
Worker kubernetes.Resources `yaml:"worker"`
Hub kubernetes.Resources `yaml:"hub"`
}
type TapConfig struct {
Docker DockerConfig `yaml:"docker"`
Proxy ProxyConfig `yaml:"proxy"`
PodRegexStr string `yaml:"regex" default:".*"`
Namespaces []string `yaml:"namespaces"`
AllNamespaces bool `yaml:"allnamespaces" default:"false"`
StorageLimit string `yaml:"storagelimit" default:"200MB"`
DryRun bool `yaml:"dryrun" default:"false"`
Pcap string `yaml:"pcap" default:""`
Resources ResourcesConfig `yaml:"resources"`
ServiceMesh bool `yaml:"servicemesh" default:"true"`
Tls bool `yaml:"tls" default:"true"`
PacketCapture string `yaml:"packetcapture" default:"libpcap"`
Debug bool `yaml:"debug" default:"false"`
}
func (config *TapConfig) PodRegex() *regexp.Regexp {
podRegex, _ := regexp.Compile(config.PodRegexStr)
return podRegex
}
func (config *TapConfig) StorageLimitBytes() int64 {
storageLimitBytes, err := utils.HumanReadableToBytes(config.StorageLimit)
if err != nil {
log.Fatal().Err(err).Send()
}
return storageLimitBytes
}
func (config *TapConfig) Validate() error {
_, compileErr := regexp.Compile(config.PodRegexStr)
if compileErr != nil {
return fmt.Errorf("%s is not a valid regex %s", config.PodRegexStr, compileErr)
}
_, parseHumanDataSizeErr := utils.HumanReadableToBytes(config.StorageLimit)
if parseHumanDataSizeErr != nil {
return fmt.Errorf("Could not parse --%s value %s", StorageLimitLabel, config.StorageLimit)
}
return nil
}