func StartServicesAndChains(do *definitions.Do) error {
// start the services and chains
doSrvs := definitions.NowDo()
if do.Action.Dependencies == nil || len(do.Action.Dependencies.Services) == 0 {
log.Debug("No services to start")
} else {
doSrvs.Operations.Args = do.Action.Dependencies.Services
log.WithField("args", doSrvs.Operations.Args).Debug("Starting services")
if err := services.StartService(doSrvs); err != nil {
return err
}
}
doChns := definitions.NowDo()
doChns.Name = do.Action.Chain
if doChns.Name == "" {
log.Debug("No chain to start")
} else {
log.WithField("=>", doChns.Name).Debug("Starting chain")
if err := chains.StartChain(do); err != nil {
return err
}
}
return nil
}
// Add a new entry (name) to the top of the HEAD file
// Expects the chain type and head (id) to be full (already resolved)
func ChangeHead(name string) error {
if !IsKnownChain(name) && name != "" {
log.Debug("Chain name not known. Not saving")
return nil
}
log.Debug("Chain name known (or blank). Saving to head file")
// read in the entire head file and clip
// if we have reached the max length
b, err := ioutil.ReadFile(common.HEAD)
if err != nil {
return err
}
bspl := strings.Split(string(b), "\n")
var bsp string
if len(bspl) >= MaxHead {
bsp = strings.Join(bspl[:MaxHead-1], "\n")
} else {
bsp = string(b)
}
// add the new head
var s string
// handle empty head
s = name + "\n" + bsp
err = ioutil.WriteFile(common.HEAD, []byte(s), 0666)
if err != nil {
return err
}
log.Debug("Head file saved")
return nil
}
//------- helpers --------
func checkIPFSnotRunning() {
//os.Setenv("ERIS_IPFS_HOST", "http://0.0.0.0") //conflicts with docker-machine
do := def.NowDo()
do.Known = false
do.Existing = false
do.Running = true
do.Quiet = true
log.Debug("Finding the running services")
if err := list.ListAll(do, "services"); err != nil {
IfExit(err)
}
res := strings.Split(do.Result, "\n")
for _, r := range res {
if r == "ipfs" {
IfExit(fmt.Errorf("IPFS service is running.\nPlease stop it with.\neris services stop -rx ipfs\n"))
}
}
// make sure ipfs container does not exist
do = def.NowDo()
do.Known = false
do.Existing = true
do.Running = false
do.Quiet = true
log.Debug("Finding the existing services")
if err := list.ListAll(do, "services"); err != nil {
IfExit(err)
}
res = strings.Split(do.Result, "\n")
for _, r := range res {
if r == "ipfs" {
IfExit(fmt.Errorf("IPFS service exists.\nPlease remove it with\neris services rm ipfs\n"))
}
}
}
// ----------------------------------------------------------------------------
// --------------------- Container Core ------------------------------------
// ----------------------------------------------------------------------------
func createContainer(opts docker.CreateContainerOptions) (*docker.Container, error) {
dockerContainer, err := util.DockerClient.CreateContainer(opts)
if err != nil {
if err == docker.ErrNoSuchImage {
if os.Getenv("ERIS_PULL_APPROVE") != "true" {
var input string
log.WithField("image", opts.Config.Image).Warn("The docker image not found locally")
fmt.Print("Would you like the marmots to pull it from the repository? (y/n): ")
fmt.Scanln(&input)
if input == "Y" || input == "y" || input == "YES" || input == "Yes" || input == "yes" {
log.Debug("User assented to pull")
} else {
log.Debug("User refused to pull")
return nil, fmt.Errorf("Cannot start a container based on an image you will not let me pull.\n")
}
} else {
log.WithField("image", opts.Config.Image).Warn("The Docker image is not found locally")
log.Warn("The marmots are approved to pull it from the repository on your behalf")
log.Warn("This could take a few minutes")
}
if err := pullImage(opts.Config.Image, nil); err != nil {
return nil, err
}
dockerContainer, err = util.DockerClient.CreateContainer(opts)
if err != nil {
return nil, err
}
} else {
return nil, err
}
}
return dockerContainer, nil
}
func StartService(do *definitions.Do) (err error) {
var services []*definitions.ServiceDefinition
do.Operations.Args = append(do.Operations.Args, do.ServicesSlice...)
log.WithField("args", do.Operations.Args).Info("Building services group")
for _, srv := range do.Operations.Args {
s, e := BuildServicesGroup(srv, do.Operations.ContainerNumber)
if e != nil {
return e
}
services = append(services, s...)
}
// [csk]: controls for ops reconciliation, overwrite will, e.g., merge the maps and stuff
for _, s := range services {
util.Merge(s.Operations, do.Operations)
}
log.Debug("Preparing to build chain")
for _, s := range services {
log.WithFields(log.Fields{
"name": s.Name,
"dependencies": s.Dependencies,
"links": s.Service.Links,
"volumes from": s.Service.VolumesFrom,
}).Debug()
// Spacer.
log.Debug()
}
services, err = BuildChainGroup(do.ChainName, services)
if err != nil {
return err
}
log.Debug("Checking services after build chain")
for _, s := range services {
log.WithFields(log.Fields{
"name": s.Name,
"dependencies": s.Dependencies,
"links": s.Service.Links,
"volumes from": s.Service.VolumesFrom,
}).Debug()
// Spacer.
log.Debug()
}
// NOTE: the top level service should be at the end of the list
topService := services[len(services)-1]
topService.Service.Environment = append(topService.Service.Environment, do.Env...)
topService.Service.Links = append(topService.Service.Links, do.Links...)
services[len(services)-1] = topService
return StartGroup(services)
}
func getMachineDeets(machName string) (string, string, error) {
var out = new(bytes.Buffer)
var out2 = new(bytes.Buffer)
noConnectError := fmt.Errorf("Could not evaluate the env vars for the %s docker-machine.\n", machName)
dHost, dPath := popHostAndPath()
if (dHost != "" && dPath != "") && (machName == "eris" || machName == "default") {
return dHost, dPath, nil
}
// TODO: when go-dockerclient adds machine API endpoints use those instead.
log.WithField("machine", machName).Debug("Querying Docker Machine URL")
cmd := exec.Command("docker-machine", "url", machName)
cmd.Stdout = out
if err := cmd.Run(); err != nil {
return "", "", fmt.Errorf("%vError:\t%v\n", noConnectError, err)
}
dHost = strings.TrimSpace(out.String())
log.WithField("host", dHost).Debug()
// TODO: when go-dockerclient adds machine API endpoints use those instead.
log.WithField("machine", machName).Debug("Querying Docker Machine cert path")
cmd2 := exec.Command("docker-machine", "inspect", machName, "--format", "{{.HostOptions.AuthOptions.ServerCertPath}}")
cmd2.Stdout = out2
//cmd2.Stderr = os.Stderr
if err := cmd2.Run(); err != nil {
return "", "", fmt.Errorf("%vError:\t%v\n", noConnectError, err)
}
dPath = out2.String()
dPath = strings.Replace(dPath, "'", "", -1)
dPath = filepath.Dir(dPath)
log.WithField("cert path", dPath).Debug()
if dPath == "" || dHost == "" {
return "", "", noConnectError
}
log.Info("Querying host and user have access to the right files for TLS connection to Docker")
if err := checkKeysAndCerts(dPath); err != nil {
return "", "", err
}
log.Debug("Certificate files look good")
// technically, do not *have* to do this, but it will make repetitive tasks faster
log.Debug("Setting environment variables for quick future development")
os.Setenv("DOCKER_HOST", dHost)
os.Setenv("DOCKER_CERT_PATH", dPath)
os.Setenv("DOCKER_TLS_VERIFY", "1")
os.Setenv("DOCKER_MACHINE_NAME", machName)
log.WithField("machine", machName).Debug("Finished getting machine details")
return dHost, dPath, nil
}
func setupErisMachine(driver string) error {
cmd := "docker-machine"
args := []string{"status", "eris"}
if err := exec.Command(cmd, args...).Run(); err == nil {
// if err == nil this means the machine is created. if err != nil that means machine doesn't exist.
log.Debug("Eris Docker Machine exists. Starting")
return startErisMachine()
}
log.Debug("Eris Docker Machine doesn't exist")
return createErisMachine(driver)
}
func readActionDefinition(actionName []string, dropped map[string]string, varNum int) (*viper.Viper, map[string]string, error) {
if len(actionName) == 0 {
log.WithFields(log.Fields{
"action": actionName,
"drop": dropped,
"var#": varNum,
}).Debug("Failed to load action definition file")
return nil, dropped, fmt.Errorf("The marmots could not find the action definition file.\nPlease check your actions with [eris actions ls]")
}
log.WithField("file", strings.Join(actionName, "_")).Debug("Preparing to read action definition file")
log.WithField("drop", dropped).Debug()
var actionConf = viper.New()
actionConf.AddConfigPath(dir.ActionsPath)
actionConf.SetConfigName(strings.Join(actionName, "_"))
err := actionConf.ReadInConfig()
if err != nil {
log.WithField("action", actionName[len(actionName)-1]).Debug("Dropping and retrying")
dropped[fmt.Sprintf("$%d", varNum)] = actionName[len(actionName)-1]
actionName = actionName[:len(actionName)-1]
varNum++
return readActionDefinition(actionName, dropped, varNum)
} else {
log.Debug("Successfully read action definition file")
}
return actionConf, dropped, nil
}
func NewService(do *definitions.Do) error {
srv := definitions.BlankServiceDefinition()
srv.Name = do.Name
srv.Service.Name = do.Name
srv.Service.Image = do.Operations.Args[0]
srv.Service.AutoData = true
var err error
//get maintainer info
srv.Maintainer.Name, srv.Maintainer.Email, err = config.GitConfigUser()
if err != nil {
log.Debug(err.Error())
}
log.WithFields(log.Fields{
"service": srv.Service.Name,
"image": srv.Service.Image,
}).Debug("Creating a new service definition file")
err = WriteServiceDefinitionFile(srv, filepath.Join(ServicesPath, do.Name+".toml"))
if err != nil {
return err
}
do.Result = "success"
return nil
}
// this function is for parsing single variables
func printField(container interface{}, field string) error {
log.WithField("=>", field).Debug("Inspecting field")
var line string
// We allow fields to be passed using dot syntax, but
// we have to make sure all fields are Camelized
lineSplit := strings.Split(field, ".")
for n, f := range lineSplit {
lineSplit[n] = camelize(f)
}
FieldCamel := strings.Join(lineSplit, ".")
f, _ := reflections.GetFieldKind(container, FieldCamel)
log.Debug("Field type", f)
switch f.String() {
case "ptr":
//we don't recurse into to gain a bit more control... this function will be rarely used and doesn't have to be perfectly parseable.
case "map":
line = fmt.Sprintf("{{ range $key, $val := .%v }}{{ $key }}->{{ $val }}\n{{ end }}\n", FieldCamel)
case "slice":
line = fmt.Sprintf("{{ range .%v }}{{ . }}\n{{ end }}\n", FieldCamel)
default:
line = fmt.Sprintf("{{.%v}}\n", FieldCamel)
}
return writeTemplate(container, line)
}
//TODO test that this doesn't fmt things up, see note in #400
func moveOutOfDirAndRmDir(src, dest string) error {
log.WithFields(log.Fields{
"from": src,
"to": dest,
}).Info("Move all files/dirs out of a dir and `rm -rf` that dir")
toMove, err := filepath.Glob(filepath.Join(src, "*"))
if err != nil {
return err
}
if len(toMove) == 0 {
log.Debug("No files to move")
}
for _, f := range toMove {
// using a copy (read+write) strategy to get around swap partitions and other
// problems that cause a simple rename strategy to fail. it is more io overhead
// to do this, but for now that is preferable to alternative solutions.
Copy(f, filepath.Join(dest, filepath.Base(f)))
}
log.WithField("=>", src).Info("Removing directory")
err = os.RemoveAll(src)
if err != nil {
return err
}
return nil
}
func ManagePinned(do *definitions.Do) error {
ensureRunning()
if do.Rm && do.Hash != "" {
return fmt.Errorf("Either remove a file by hash or all of them\n")
}
if do.Rm {
log.Info("Removing all cached files")
hashes, err := rmAllPinned()
if err != nil {
return err
}
do.Result = hashes
} else if do.Hash != "" {
log.WithField("hash", do.Hash).Info("Removing from cache")
hashes, err := rmPinnedByHash(do.Hash)
if err != nil {
return err
}
do.Result = hashes
} else {
log.Debug("Listing files pinned locally")
hash, err := listPinned()
if err != nil {
return err
}
do.Result = hash
}
return nil
}
func InstallEris() {
goArgs := []string{"install", "./cmd/eris"}
stdOut, err := exec.Command("go", goArgs...).CombinedOutput()
if err != nil {
log.Fatalf("Error with go install ./cmd/eris: %v", string(stdOut))
}
log.Debug("Go install worked correctly")
}
func startErisMachine() error {
log.Info("Starting Eris Docker Machine")
cmd := "docker-machine"
args := []string{"start", "eris"}
if err := exec.Command(cmd, args...).Run(); err != nil {
return fmt.Errorf("There was an error starting the newly created docker-machine.\nError:\t%v\n", err)
}
log.Debug("Eris Docker Machine started")
return nil
}
func canWeMigrate() bool {
fmt.Print("Permission to migrate deprecated directories required: would you like to continue? (Y/y): ")
var input string
fmt.Scanln(&input)
if input == "Y" || input == "y" || input == "YES" || input == "Yes" || input == "yes" {
log.Debug("Confirmation verified. Proceeding")
return true
} else {
return false
}
}
func NewChain(do *definitions.Do) error {
//overwrites directory if --force
dir := filepath.Join(DataContainersPath, do.Name)
if _, err := os.Stat(dir); err == nil {
log.WithField("dir", dir).Debug("Chain data already exists in")
if do.Force {
log.Debug("Overwriting with new data")
if os.RemoveAll(dir); err != nil {
return err
}
} else {
log.Debug("Using existing data; `--force` flag not given")
}
}
// for now we just let setupChain force do.ChainID = do.Name
// and we overwrite using jq in the container
log.WithField("=>", do.Name).Debug("Setting up chain")
return setupChain(do, loaders.ErisChainNew)
}
func PortsService(do *definitions.Do) error {
service, err := loaders.LoadServiceDefinition(do.Name, false, do.Operations.ContainerNumber)
if err != nil {
return err
}
if IsServiceExisting(service.Service, service.Operations) {
log.Debug("Service exists, getting port mapping")
return util.PrintPortMappings(service.Operations.SrvContainerID, do.Operations.Args)
}
return nil
}
func createErisMachine(driver string) error {
log.Warn("Creating the Eris Docker Machine")
log.Warn("This will take some time, please feel free to go feed your marmot")
log.WithField("driver", driver).Debug()
cmd := "docker-machine"
args := []string{"create", "--driver", driver, "eris"}
if err := exec.Command(cmd, args...).Run(); err != nil {
log.Debugf("There was an error creating the Eris Docker Machine: %v", err)
return mustInstallError()
}
log.Debug("Eris Docker Machine created")
return startErisMachine()
}
func connectDockerTLS(dockerHost, dockerCertPath string) error {
var err error
log.WithFields(log.Fields{
"host": dockerHost,
"cert path": dockerCertPath,
}).Debug("Connecting to Docker via TLS")
DockerClient, err = docker.NewTLSClient(dockerHost, filepath.Join(dockerCertPath, "cert.pem"), filepath.Join(dockerCertPath, "key.pem"), filepath.Join(dockerCertPath, "ca.pem"))
if err != nil {
return err
}
log.Debug("Connected via TLS")
return nil
}
func fixSteps(action *def.Action, dropReversed map[string]string) {
log.Debug("Replacing $1, $2, $3 in steps with args from command line")
if len(dropReversed) == 0 {
return
} else {
log.WithField("replace", dropReversed).Debug()
}
// Because we pop from the end of the args list, the variables
// in the map $1, $2, etc. are actually the exact opposite of
// what they should be.
dropped := make(map[string]string)
j := 1
for i := len(dropReversed); i > 0; i-- {
log.WithField("=>", fmt.Sprintf("$%d:$%d", i, j)).Debug("Reversing")
dropped[fmt.Sprintf("$%d", j)] = dropReversed[fmt.Sprintf("$%d", i)]
j++
}
reg := regexp.MustCompile(`\$\d`)
for n, step := range action.Steps {
if reg.MatchString(step) {
log.WithField("matched", step).Debug()
for _, m := range reg.FindAllString(step, -1) {
action.Steps[n] = strings.Replace(step, m, dropped[m], -1)
}
log.WithField("replaced", step).Debug()
}
}
log.Debug("Checking fixed steps")
for _, step := range action.Steps {
log.WithField("step", step).Debug()
}
}
func CleanUp(do *definitions.Do) error {
log.Info("Cleaning up")
do.Force = true
if do.Chain.ChainType == "throwaway" {
log.WithField("=>", do.Chain.Name).Debug("Destroying throwaway chain")
doRm := definitions.NowDo()
doRm.Operations = do.Operations
doRm.Name = do.Chain.Name
doRm.Rm = true
doRm.RmD = true
doRm.Volumes = true
KillChain(doRm)
latentDir := filepath.Join(DataContainersPath, do.Chain.Name)
latentFile := filepath.Join(ChainsPath, do.Chain.Name+".toml")
if doRm.Name == "default" {
log.WithField("dir", latentDir).Debug("Removing latent dir")
os.RemoveAll(latentDir)
} else {
log.WithFields(log.Fields{
"dir": latentDir,
"file": latentFile,
}).Debug("Removing latent dir and file")
os.RemoveAll(latentDir)
os.Remove(latentFile)
}
} else {
log.Debug("No throwaway chain to destroy")
}
if do.RmD {
log.WithField("dir", filepath.Join(DataContainersPath, do.Service.Name)).Debug("Removing data dir on host")
os.RemoveAll(filepath.Join(DataContainersPath, do.Service.Name))
}
if do.Rm {
log.WithField("=>", do.Operations.SrvContainerName).Debug("Removing tmp service container")
perform.DockerRemove(do.Service, do.Operations, true, true, false)
}
return nil
}
func RunPackage(do *definitions.Do) error {
log.Debug("Welcome! Say the marmots. Running app package")
var err error
pwd, err = os.Getwd()
if err != nil {
return fmt.Errorf("Could not get the present working directory. Are you on Mars?\nError: %v\n", err)
}
log.WithFields(log.Fields{
"host path": do.Path,
"pwd": pwd,
}).Debug()
app, err := loaders.LoadContractPackage(do.Path, do.ChainName, do.Name, do.Type)
if err != nil {
do.Result = "could not load package"
return err
}
if err := BootServicesAndChain(do, app); err != nil {
do.Result = "could not boot chain or services"
CleanUp(do, app)
return err
}
do.Path = pwd
if err := DefineAppActionService(do, app); err != nil {
do.Result = "could not define app action service"
CleanUp(do, app)
return err
}
if err := PerformAppActionService(do, app); err != nil {
do.Result = "could not perform app action service"
CleanUp(do, app)
return err
}
do.Result = "success"
return CleanUp(do, app)
}
func cullCLIVariables(act []string) ([]string, []string) {
var actionVars []string
var action []string
log.Debug("Pulling out named variables")
for _, a := range act {
if strings.Contains(a, ":") {
r := strings.Replace(a, ":", "=", 1)
actionVars = append(actionVars, r)
log.WithField("=>", r).Debug("Culling from variable list")
} else {
action = append(action, a)
}
}
log.Info("Successfully parsed named variables")
log.WithFields(log.Fields{
"culled": actionVars,
"not culled": action,
}).Debug()
return action, actionVars
}
func fixChain(action *def.Action, chainName string) {
// Steps can include a $chain variable which will be populated *solely*
// the --chain flag which has been passed via the command line
if chainName == "" {
return
}
reg := regexp.MustCompile(`\$chain`)
for n, step := range action.Steps {
if reg.MatchString(step) {
log.WithField("matched", step).Debug()
for _, m := range reg.FindAllString(step, -1) {
action.Steps[n] = strings.Replace(step, m, chainName, -1)
}
log.WithField("replaced", step).Debug()
}
}
log.Debug("Checking fixed chain")
for _, step := range action.Steps {
log.WithField("step", step).Debug()
}
}
// marshal from viper to definitions struct
func MarshalChainDefinition(chainConf *viper.Viper, chain *definitions.Chain) error {
log.Debug("Marshalling chain")
chnTemp := definitions.BlankChain()
err := chainConf.Unmarshal(chnTemp)
if err != nil {
return fmt.Errorf("The marmots coult not marshal from viper to chain def: %v", err)
}
util.Merge(chain.Service, chnTemp.Service)
chain.ChainID = chnTemp.ChainID
// toml bools don't really marshal well
// data_container can be in the chain or
// in the service layer. this is very
// opinionated. we know.
for _, s := range []string{"", "service."} {
if chainConf.GetBool(s + "data_container") {
chain.Service.AutoData = true
log.WithField("autodata", chain.Service.AutoData).Debug()
}
}
return nil
}
func PutFiles(do *definitions.Do) error {
ensureRunning()
if do.Gateway != "" {
_, err := url.Parse(do.Gateway)
if err != nil {
return fmt.Errorf("Invalid gateway URL provided %v\n", err)
}
log.WithField("gateway", do.Gateway).Debug("Posting to")
} else {
log.Debug("Posting to gateway.ipfs.io")
}
if do.AddDir {
log.WithFields(log.Fields{
"dir": do.Name,
"gateway": do.Gateway,
}).Debug("Adding contents of a directory")
hashes, err := exportDir(do.Name, do.Gateway)
if err != nil {
return err
}
do.Result = hashes
} else {
log.WithFields(log.Fields{
"file": do.Name,
"gateway": do.Gateway,
}).Debug("Adding a file")
hash, err := exportFile(do.Name, do.Gateway)
if err != nil {
return err
}
do.Result = hash
}
return nil
}
//func askToPull removed since it's basically a duplicate of this
func checkIfCanOverwrite(doYes bool) error {
if doYes {
return nil
}
var input string
log.WithField("path", common.ErisRoot).Warn("Eris root directory already exists")
log.WithFields(log.Fields{
"services path": common.ServicesPath,
"actions path": common.ActionsPath,
"chains path": common.ChainsPath,
}).Warn("Continuing may overwrite files in:")
fmt.Print("Do you wish to continue? (y/n): ")
if _, err := fmt.Scanln(&input); err != nil {
return fmt.Errorf("Error reading from stdin: %v\n", err)
}
if input == "Y" || input == "y" || input == "YES" || input == "Yes" || input == "yes" {
log.Debug("Confirmation verified. Proceeding")
} else {
log.Warn("The marmots will not proceed without your permission to overwrite")
log.Warn("Please backup your files and try again")
return fmt.Errorf("Error:\tno permission given to overwrite services and actions\n")
}
return nil
}
func CleanUp(do *definitions.Do, app *definitions.Contracts) error {
log.Info("Cleaning up")
if do.Chain.ChainType == "throwaway" {
log.WithField("=>", do.Chain.Name).Debug("Destroying throwaway chain")
doRm := definitions.NowDo()
doRm.Operations = do.Operations
doRm.Name = do.Chain.Name
doRm.Rm = true
doRm.RmD = true
chains.KillChain(doRm)
latentDir := filepath.Join(common.DataContainersPath, do.Chain.Name)
latentFile := filepath.Join(common.ChainsPath, do.Chain.Name+".toml")
log.WithFields(log.Fields{
"dir": latentDir,
"file": latentFile,
}).Debug("Removing latent dir and file")
os.RemoveAll(latentDir)
os.Remove(latentFile)
} else {
log.Debug("No throwaway chain to destroy")
}
doData := definitions.NowDo()
doData.Name = do.Service.Name
doData.Operations = do.Operations
doData.Source = common.ErisContainerRoot
if do.Path != pwd {
doData.Destination = do.Path
} else {
doData.Destination = filepath.Join(common.DataContainersPath, doData.Name)
}
var loca string
if do.Path != pwd {
loca = filepath.Join(common.DataContainersPath, doData.Name, do.Path)
} else {
loca = filepath.Join(common.DataContainersPath, doData.Name, "apps", app.Name)
}
log.WithFields(log.Fields{
"path": doData.Source,
"location": loca,
}).Debug("Exporting results")
data.ExportData(doData)
if app.AppType.Name == "epm" {
files, _ := filepath.Glob(filepath.Join(loca, "*"))
for _, f := range files {
dest := filepath.Join(do.Path, filepath.Base(f))
log.WithFields(log.Fields{
"from": f,
"to": dest,
}).Debug("Moving file")
common.Copy(f, dest)
}
}
if !do.RmD {
log.WithField("dir", filepath.Join(common.DataContainersPath, do.Service.Name)).Debug("Removing data dir on host")
os.RemoveAll(filepath.Join(common.DataContainersPath, do.Service.Name))
}
if !do.Rm {
doRemove := definitions.NowDo()
doRemove.Operations.SrvContainerName = do.Operations.DataContainerName
log.WithField("=>", doRemove.Operations.SrvContainerName).Debug("Removing data container")
if err := perform.DockerRemove(nil, doRemove.Operations, false, true); err != nil {
return err
}
}
return nil
}
func DefineAppActionService(do *definitions.Do, app *definitions.Contracts) error {
var cmd string
switch do.Name {
case "test":
cmd = app.AppType.TestCmd
case "deploy":
cmd = app.AppType.DeployCmd
default:
return fmt.Errorf("I do not know how to perform that task (%s)\nPlease check what you can do with contracts by typing [eris contracts].\n", do.Name)
}
// if manual, set task
if app.AppType.Name == "manual" {
switch do.Name {
case "test":
cmd = app.TestTask
case "deploy":
cmd = app.DeployTask
}
}
// task flag override
if do.Task != "" {
app.AppType = definitions.GulpApp()
cmd = do.Task
}
if cmd == "nil" {
return fmt.Errorf("I cannot perform that task against that app type.\n")
}
// build service that will run
do.Service.Name = app.Name + "_tmp_" + do.Name
do.Service.Image = app.AppType.BaseImage
do.Service.AutoData = true
do.Service.EntryPoint = app.AppType.EntryPoint
do.Service.Command = cmd
if do.Path != pwd {
do.Service.WorkDir = do.Path // do.Path is actually where the workdir inside the container goes
} else {
do.Service.WorkDir = filepath.Join(common.ErisContainerRoot, "apps", app.Name)
}
do.Service.User = "******"
srv := definitions.BlankServiceDefinition()
srv.Service = do.Service
srv.Operations = do.Operations
loaders.ServiceFinalizeLoad(srv)
do.Service = srv.Service
do.Operations = srv.Operations
do.Operations.Follow = true
linkAppToChain(do, app)
if app.AppType.Name == "epm" {
prepareEpmAction(do, app)
}
// make data container and import do.Path to do.Path (if exists)
doData := definitions.NowDo()
doData.Name = do.Service.Name
doData.Operations = do.Operations
if do.Path != pwd {
doData.Destination = do.Path
} else {
doData.Destination = common.ErisContainerRoot
}
doData.Source = filepath.Join(common.DataContainersPath, doData.Name)
var loca string
if do.Path != pwd {
loca = filepath.Join(common.DataContainersPath, doData.Name, do.Path)
} else {
loca = filepath.Join(common.DataContainersPath, doData.Name, "apps", app.Name)
}
log.WithFields(log.Fields{
"path": do.Path,
"location": loca,
}).Debug("Creating app data container")
common.Copy(do.Path, loca)
if err := data.ImportData(doData); err != nil {
return err
}
do.Operations.DataContainerName = util.DataContainersName(doData.Name, doData.Operations.ContainerNumber)
log.Debug("App action built")
return nil
}
// XXX: What's going on here? => [csk]: magic
func RenameChain(do *definitions.Do) error {
if do.Name == do.NewName {
return fmt.Errorf("Cannot rename to same name")
}
newNameBase := strings.Replace(do.NewName, filepath.Ext(do.NewName), "", 1)
transformOnly := newNameBase == do.Name
if util.IsKnownChain(do.Name) {
log.WithFields(log.Fields{
"from": do.Name,
"to": do.NewName,
}).Info("Renaming chain")
log.WithField("=>", do.Name).Debug("Loading chain definition file")
chainDef, err := loaders.LoadChainDefinition(do.Name, false, 1) // TODO:CNUM
if err != nil {
return err
}
if !transformOnly {
log.Debug("Renaming chain container")
err = perform.DockerRename(chainDef.Operations, do.NewName)
if err != nil {
return err
}
}
oldFile := util.GetFileByNameAndType("chains", do.Name)
if err != nil {
return err
}
if filepath.Base(oldFile) == do.NewName {
log.Info("Those are the same file. Not renaming")
return nil
}
log.Debug("Renaming chain definition file")
var newFile string
if filepath.Ext(do.NewName) == "" {
newFile = strings.Replace(oldFile, do.Name, do.NewName, 1)
} else {
newFile = filepath.Join(ChainsPath, do.NewName)
}
chainDef.Name = newNameBase
// Generally we won't want to use Service.Name
// as it will be confused with the Name.
chainDef.Service.Name = ""
// Service.Image should be taken from the default.toml.
chainDef.Service.Image = ""
err = WriteChainDefinitionFile(chainDef, newFile)
if err != nil {
return err
}
if !transformOnly {
log.WithFields(log.Fields{
"from": fmt.Sprintf("%s:%d", do.Name, chainDef.Operations.ContainerNumber),
"to": fmt.Sprintf("%s:%d", do.NewName, chainDef.Operations.ContainerNumber),
}).Info("Renaming chain data container")
do.Operations.ContainerNumber = chainDef.Operations.ContainerNumber
err = data.RenameData(do)
if err != nil {
return err
}
}
os.Remove(oldFile)
} else {
return fmt.Errorf("I cannot find that chain. Please check the chain name you sent me.")
}
return nil
}