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openportal
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Added docker functionality

master
blallo 2020-11-18 23:46:31 +01:00
parent bed22ab0b1
commit bf3428277f
Signed by: blallo
GPG Key ID: 0CBE577C9B72DC3F
3 changed files with 186 additions and 14 deletions
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11
go.mod
View File

@ -2,4 +2,13 @@ module git.abbiamoundominio.org/blallo/openportal
go 1.15
require github.com/docker/docker v1.13.1 // indirect
require (
github.com/Microsoft/go-winio v0.4.15 // indirect
github.com/docker/distribution v2.7.1+incompatible // indirect
github.com/docker/docker v1.13.1 // indirect
github.com/docker/go-connections v0.4.0 // indirect
github.com/docker/go-units v0.4.0 // indirect
github.com/opencontainers/go-digest v1.0.0 // indirect
github.com/pkg/errors v0.9.1 // indirect
golang.org/x/net v0.0.0-20201110031124-69a78807bb2b // indirect
)

33
go.sum
View File

@ -1,2 +1,35 @@
github.com/Microsoft/go-winio v0.4.15 h1:qkLXKzb1QoVatRyd/YlXZ/Kg0m5K3SPuoD82jjSOaBc=
github.com/Microsoft/go-winio v0.4.15/go.mod h1:tTuCMEN+UleMWgg9dVx4Hu52b1bJo+59jBh3ajtinzw=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/docker/distribution v2.7.1+incompatible h1:a5mlkVzth6W5A4fOsS3D2EO5BUmsJpcB+cRlLU7cSug=
github.com/docker/distribution v2.7.1+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
github.com/docker/docker v1.13.1 h1:IkZjBSIc8hBjLpqeAbeE5mca5mNgeatLHBy3GO78BWo=
github.com/docker/docker v1.13.1/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
github.com/docker/go-connections v0.4.0 h1:El9xVISelRB7BuFusrZozjnkIM5YnzCViNKohAFqRJQ=
github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw=
github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/sirupsen/logrus v1.4.1/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMBDgk/93Q=
github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20201110031124-69a78807bb2b h1:uwuIcX0g4Yl1NC5XAz37xsr2lTtcqevgzYNVt49waME=
golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f h1:+Nyd8tzPX9R7BWHguqsrbFdRx3WQ/1ib8I44HXV5yTA=
golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

156
main.go
View File

@ -1,23 +1,59 @@
package main
import (
"context"
"errors"
"fmt"
//"html/template"
"io"
"log"
"net/http"
"os"
"time"
"github.com/docker/go-connections/nat"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/container"
"github.com/docker/docker/client"
)
var (
Unauthorized = errors.New("unauthorized")
Unauthenticated = errors.New("unauthenticated")
UnknownAuth = errors.New("unknown authentication method")
USER = "DUMMY_USER"
PASSWORD = "DUMMY_PASSWORD"
//dockerClient =
Unauthorized = errors.New("unauthorized")
Unauthenticated = errors.New("unauthenticated")
UnknownAuth = errors.New("unknown authentication method")
ContainerNotFound = errors.New("openpod not found")
USER = "DUMMY_USER"
PASSWORD = "DUMMY_PASSWORD"
PORT = "8081"
dockerClient *client.Client
baseImage = "openpod/open-pod"
timeout = time.Minute
)
func init() {
var err error
dockerClient, err = client.NewEnvClient()
if err != nil {
log.Fatalln(err)
}
user, ok := os.LookupEnv("OPENPORTAL_USER")
if !ok {
log.Print("WARNING: DEFAULT USER")
} else {
USER = user
}
pass, ok := os.LookupEnv("OPENPORTAL_PASS")
if !ok {
log.Print("WARNING: DEFAULT PASSWORD")
} else {
PASSWORD = pass
}
port, ok := os.LookupEnv("OPENPORTAL_PORT")
if !ok {
log.Print("WARNING: DEFAULT PORT")
} else {
PORT = port
}
}
func verifyAuthentication(r *http.Request) error {
@ -84,23 +120,117 @@ func cmdHandler(w http.ResponseWriter, r *http.Request) {
newVersion = "latest"
}
err := updateOpenPODVersion(newVersion)
err := updateOpenPODVersion(newVersion, w)
if err != nil {
http.Error(w, fmt.Sprint(err), http.StatusInternalServerError)
return
}
fmt.Fprint(w, "Success")
fmt.Fprint(w, "\n\n\nSuccess")
}
func updateOpenPODVersion(newVersion string) error {
log.Println("New OpenPOD version:", newVersion)
func dockerPull(version string, out io.Writer) error {
ctx := context.Background()
image := fmt.Sprintf("docker.io/%s:%s", baseImage, version)
log.Println("Image to be pulled:", image)
reader, err := dockerClient.ImagePull(ctx, image, types.ImagePullOptions{})
if err != nil {
return err
}
io.Copy(out, reader)
return nil
}
func dockerStart(version string) error {
ctx := context.Background()
hostConfig := &container.HostConfig{
PortBindings: nat.PortMap{
"8080/tcp": []nat.PortBinding{
{
HostIP: "0.0.0.0",
HostPort: "8080",
},
},
},
}
config := &container.Config{
Image: fmt.Sprintf("docker.io/%s:%s", baseImage, version),
Env: []string{
"APP_HOST=localhost",
"APP_PORT=8080",
"APP_SCHEME=https",
"SECRET_KEY_BASE=\"SWl0xVj8AVXoc2G0eUk6VfeOd/lppjkaKbiHWs4ucxAUJ8+wzAEa4bMo0ZVjtVVk\"",
},
ExposedPorts: nat.PortSet{
"8080/tcp": struct{}{},
},
}
resp, err := dockerClient.ContainerCreate(ctx, config, hostConfig, nil, "openpod")
if err != nil {
return err
}
return dockerClient.ContainerStart(ctx, resp.ID, types.ContainerStartOptions{})
}
func dockerStop() error {
ctx := context.Background()
containers, err := dockerClient.ContainerList(ctx, types.ContainerListOptions{All: true})
if err != nil {
return err
}
for _, container := range containers {
if isIn("/openpod", container.Names) {
err = dockerClient.ContainerStop(ctx, container.ID, &timeout)
if err != nil {
return err
}
return dockerClient.ContainerRemove(ctx, container.ID, types.ContainerRemoveOptions{Force: true})
}
}
return ContainerNotFound
}
func isIn(t string, l []string) bool {
for _, el := range l {
if el == t {
return true
}
}
return false
}
func updateOpenPODVersion(newVersion string, out io.Writer) error {
var err error
log.Println("New OpenPOD version:", newVersion)
err = dockerPull(newVersion, out)
if err != nil {
log.Print("Pull failed")
return err
}
err = dockerStop()
switch err {
case nil:
case ContainerNotFound:
log.Println("WARNING: OpenPOD was not running")
default:
log.Println("Stop failed")
return err
}
err = dockerStart(newVersion)
if err != nil {
log.Println("Start failed:", err)
}
return err
}
func main() {
http.HandleFunc("/", manageHandler)
http.HandleFunc("/cmd", cmdHandler)
log.Println("Starting on :8080")
log.Fatal(http.ListenAndServe(":8080", nil))
bindAddr := fmt.Sprintf(":%s", PORT)
log.Println("Starting on", bindAddr)
log.Fatal(http.ListenAndServe(bindAddr, nil))
}