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kube.go
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kube.go
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package libpod
import (
"fmt"
"net"
"net/http"
"github.com/containers/image/v5/types"
"github.com/containers/podman/v5/libpod"
"github.com/containers/podman/v5/pkg/api/handlers/utils"
api "github.com/containers/podman/v5/pkg/api/types"
"github.com/containers/podman/v5/pkg/auth"
"github.com/containers/podman/v5/pkg/domain/entities"
"github.com/containers/podman/v5/pkg/domain/infra/abi"
"github.com/gorilla/schema"
)
func KubePlay(w http.ResponseWriter, r *http.Request) {
runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime)
decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder)
query := struct {
Annotations map[string]string `schema:"annotations"`
LogDriver string `schema:"logDriver"`
LogOptions []string `schema:"logOptions"`
Network []string `schema:"network"`
NoHosts bool `schema:"noHosts"`
NoTrunc bool `schema:"noTrunc"`
Replace bool `schema:"replace"`
PublishPorts []string `schema:"publishPorts"`
PublishAllPorts bool `schema:"publishAllPorts"`
ServiceContainer bool `schema:"serviceContainer"`
Start bool `schema:"start"`
StaticIPs []string `schema:"staticIPs"`
StaticMACs []string `schema:"staticMACs"`
TLSVerify bool `schema:"tlsVerify"`
Userns string `schema:"userns"`
Wait bool `schema:"wait"`
}{
TLSVerify: true,
Start: true,
}
if err := decoder.Decode(&query, r.URL.Query()); err != nil {
utils.Error(w, http.StatusBadRequest, fmt.Errorf("failed to parse parameters for %s: %w", r.URL.String(), err))
return
}
staticIPs := make([]net.IP, 0, len(query.StaticIPs))
for _, ipString := range query.StaticIPs {
ip := net.ParseIP(ipString)
if ip == nil {
utils.Error(w, http.StatusBadRequest, fmt.Errorf("invalid IP address %s", ipString))
return
}
staticIPs = append(staticIPs, ip)
}
staticMACs := make([]net.HardwareAddr, 0, len(query.StaticMACs))
for _, macString := range query.StaticMACs {
mac, err := net.ParseMAC(macString)
if err != nil {
utils.Error(w, http.StatusBadRequest, err)
return
}
staticMACs = append(staticMACs, mac)
}
authConf, authfile, err := auth.GetCredentials(r)
if err != nil {
utils.Error(w, http.StatusBadRequest, err)
return
}
defer auth.RemoveAuthfile(authfile)
var username, password string
if authConf != nil {
username = authConf.Username
password = authConf.Password
}
logDriver := query.LogDriver
if logDriver == "" {
config, err := runtime.GetConfig()
if err != nil {
utils.Error(w, http.StatusInternalServerError, err)
return
}
logDriver = config.Containers.LogDriver
}
containerEngine := abi.ContainerEngine{Libpod: runtime}
options := entities.PlayKubeOptions{
Annotations: query.Annotations,
Authfile: authfile,
IsRemote: true,
LogDriver: logDriver,
LogOptions: query.LogOptions,
Networks: query.Network,
NoHosts: query.NoHosts,
Password: password,
PublishPorts: query.PublishPorts,
PublishAllPorts: query.PublishAllPorts,
Quiet: true,
Replace: query.Replace,
ServiceContainer: query.ServiceContainer,
StaticIPs: staticIPs,
StaticMACs: staticMACs,
UseLongAnnotations: query.NoTrunc,
Username: username,
Userns: query.Userns,
Wait: query.Wait,
}
if _, found := r.URL.Query()["tlsVerify"]; found {
options.SkipTLSVerify = types.NewOptionalBool(!query.TLSVerify)
}
if _, found := r.URL.Query()["start"]; found {
options.Start = types.NewOptionalBool(query.Start)
}
report, err := containerEngine.PlayKube(r.Context(), r.Body, options)
if err != nil {
utils.Error(w, http.StatusInternalServerError, fmt.Errorf("playing YAML file: %w", err))
return
}
utils.WriteResponse(w, http.StatusOK, report)
}
func KubePlayDown(w http.ResponseWriter, r *http.Request) {
runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime)
decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder)
query := struct {
Force bool `schema:"force"`
}{
Force: false,
}
if err := decoder.Decode(&query, r.URL.Query()); err != nil {
utils.Error(w, http.StatusBadRequest, fmt.Errorf("failed to parse parameters for %s: %w", r.URL.String(), err))
return
}
containerEngine := abi.ContainerEngine{Libpod: runtime}
report, err := containerEngine.PlayKubeDown(r.Context(), r.Body, entities.PlayKubeDownOptions{Force: query.Force})
if err != nil {
utils.Error(w, http.StatusInternalServerError, fmt.Errorf("tearing down YAML file: %w", err))
return
}
utils.WriteResponse(w, http.StatusOK, report)
}
func KubeGenerate(w http.ResponseWriter, r *http.Request) {
GenerateKube(w, r)
}
func KubeApply(w http.ResponseWriter, r *http.Request) {
runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime)
decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder)
query := struct {
CACertFile string `schema:"caCertFile"`
Kubeconfig string `schema:"kubeconfig"`
Namespace string `schema:"namespace"`
}{
// Defaults would go here.
}
if err := decoder.Decode(&query, r.URL.Query()); err != nil {
utils.Error(w, http.StatusBadRequest, fmt.Errorf("failed to parse parameters for %s: %w", r.URL.String(), err))
return
}
containerEngine := abi.ContainerEngine{Libpod: runtime}
options := entities.ApplyOptions{CACertFile: query.CACertFile, Kubeconfig: query.Kubeconfig, Namespace: query.Namespace}
if err := containerEngine.KubeApply(r.Context(), r.Body, options); err != nil {
utils.Error(w, http.StatusInternalServerError, fmt.Errorf("error applying YAML to k8s cluster: %w", err))
return
}
utils.WriteResponse(w, http.StatusOK, "Deployed!")
}