package agent
import (
- "path/filepath"
+ "fmt"
+ "io/ioutil"
+ "os"
+ "strings"
+
+ "github.com/iotbzh/xds-agent/lib/apiv1"
+ common "github.com/iotbzh/xds-common/golib"
)
// IPROJECT interface implementation for native/path mapping projects
type PathMap struct {
*Context
server *XdsServer
- folder *FolderConfig
+ folder *XdsFolderConfig
}
// NewProjectPathMap Create a new instance of PathMap
p := PathMap{
Context: ctx,
server: svr,
- folder: &FolderConfig{},
+ folder: &XdsFolderConfig{},
}
return &p
}
// Add a new project
-func (p *PathMap) Add(cfg ProjectConfig) (*ProjectConfig, error) {
+func (p *PathMap) Add(cfg apiv1.ProjectConfig) (*apiv1.ProjectConfig, error) {
var err error
+ var file *os.File
+ errMsg := "ClientPath sanity check error (%d): %v"
+
+ // Sanity check to verify that we have RW permission and path-mapping is correct
+ dir := cfg.ClientPath
+ if !common.Exists(dir) {
+ // try to create if not existing
+ if err := os.MkdirAll(dir, 0755); err != nil {
+ return nil, fmt.Errorf("Cannot create ClientPath directory: %s", dir)
+ }
+ }
+ if !common.Exists(dir) {
+ return nil, fmt.Errorf("ClientPath directory is not accessible: %s", dir)
+ }
+ if file, err = ioutil.TempFile(dir, ".xds_pathmap_check"); err != nil {
+ return nil, fmt.Errorf(errMsg, 1, err)
+ }
+ // Write a specific message that will be check by server during folder add
+ msg := "Pathmap checked message written by xds-agent ID: " + p.Config.AgentUID + "\n"
+ if n, err := file.WriteString(msg); n != len(msg) || err != nil {
+ return nil, fmt.Errorf(errMsg, 2, err)
+ }
+ defer func() {
+ if file != nil {
+ os.Remove(file.Name())
+ file.Close()
+ }
+ }()
+
+ // Convert to Xds folder
+ fld := p.server.ProjectToFolder(cfg)
+ fld.DataPathMap.CheckFile = file.Name()
+ fld.DataPathMap.CheckContent = msg
- // SEB TODO: check local/server directory access
+ // Send request to create folder on XDS server side
+ err = p.server.FolderAdd(fld, p.folder)
+ if err != nil {
+ return nil, fmt.Errorf("Folders mapping verification failure.\n%v", err)
+ }
- err = p.server.FolderAdd(p.server.ProjectToFolder(cfg), p.folder)
+ // 2nd part of sanity checker
+ // check specific message added by XDS Server during folder add processing
+ content, err := ioutil.ReadFile(file.Name())
if err != nil {
- return nil, err
+ return nil, fmt.Errorf(errMsg, 3, err)
+ }
+ if !strings.Contains(string(content),
+ "Pathmap checked message written by xds-server ID") {
+ return nil, fmt.Errorf(errMsg, 4, "file content differ")
}
return p.GetProject(), nil
}
// GetProject Get public part of project config
-func (p *PathMap) GetProject() *ProjectConfig {
+func (p *PathMap) GetProject() *apiv1.ProjectConfig {
prj := p.server.FolderToProject(*p.folder)
prj.ServerID = p.server.ID
return &prj
}
-// SetProject Set project config
-func (p *PathMap) SetProject(prj ProjectConfig) *ProjectConfig {
+// UpdateProject Set project config
+func (p *PathMap) UpdateProject(prj apiv1.ProjectConfig) (*apiv1.ProjectConfig, error) {
p.folder = p.server.ProjectToFolder(prj)
- return p.GetProject()
+ np := p.GetProject()
+ if err := p.events.Emit(apiv1.EVTProjectChange, np); err != nil {
+ return np, err
+ }
+ return np, nil
}
// GetServer Get the XdsServer that holds this project
return p.server
}
-// GetFullPath returns the full path of a directory (from server POV)
-func (p *PathMap) GetFullPath(dir string) string {
- if &dir == nil {
- return p.folder.DataPathMap.ServerPath
- }
- return filepath.Join(p.folder.DataPathMap.ServerPath, dir)
-}
-
// Sync Force project files synchronization
func (p *PathMap) Sync() error {
return nil