func extractVerNums(cbVersion string) (maj, min, patch int64, err util.Gerror) {
if _, err = util.ValidateAsVersion(cbVersion); err != nil {
return 0, 0, 0, err
}
nums := strings.Split(cbVersion, ".")
if len(nums) < 2 && len(nums) > 3 {
err = util.Errorf("incorrect number of numbers in version string '%s': %d", cbVersion, len(nums))
return 0, 0, 0, err
}
var vt int64
var nerr error
vt, nerr = strconv.ParseInt(nums[0], 0, 64)
if nerr != nil {
err = util.Errorf(nerr.Error())
return 0, 0, 0, err
}
maj = vt
vt, nerr = strconv.ParseInt(nums[1], 0, 64)
if nerr != nil {
err = util.Errorf(nerr.Error())
return 0, 0, 0, err
}
min = vt
if len(nums) == 3 {
vt, nerr = strconv.ParseInt(nums[2], 0, 64)
if nerr != nil {
err = util.Errorf(nerr.Error())
return 0, 0, 0, err
}
patch = vt
} else {
patch = 0
}
return maj, min, patch, nil
}
func cookbookHandler(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
pathArray := splitPath(r.URL.Path)
cookbookResponse := make(map[string]interface{})
opUser, oerr := actor.GetReqUser(r.Header.Get("X-OPS-USERID"))
if oerr != nil {
jsonErrorReport(w, r, oerr.Error(), oerr.Status())
return
}
var numResults string
r.ParseForm()
if nrs, found := r.Form["num_versions"]; found {
if len(nrs) < 0 {
jsonErrorReport(w, r, "invalid num_versions", http.StatusBadRequest)
return
}
numResults = nrs[0]
err := util.ValidateNumVersions(numResults)
if err != nil {
jsonErrorReport(w, r, err.Error(), err.Status())
return
}
}
force := ""
if f, fok := r.Form["force"]; fok {
if len(f) > 0 {
force = f[0]
}
}
pathArrayLen := len(pathArray)
/* 1 and 2 length path arrays only support GET */
if pathArrayLen < 3 && r.Method != "GET" {
jsonErrorReport(w, r, "Bad request.", http.StatusMethodNotAllowed)
return
} else if pathArrayLen < 3 && opUser.IsValidator() {
jsonErrorReport(w, r, "You are not allowed to perform this action", http.StatusForbidden)
return
}
/* chef-pedant is happier when checking if a validator can do something
* surprisingly late in the game. It wants the perm checks to be
* checked after the method for the end point is checked out as
* something it's going to handle, so, for instance, issuing a DELETE
* against an endpoint where that isn't allowed should respond with a
* 405, rather than a 403, which also makes sense in areas where
* validators shouldn't be able to do anything. *shrugs*
*/
if pathArrayLen == 1 || (pathArrayLen == 2 && pathArray[1] == "") {
/* list all cookbooks */
cookbookResponse = cookbook.CookbookLister(numResults)
} else if pathArrayLen == 2 {
/* info about a cookbook and all its versions */
cookbookName := pathArray[1]
/* Undocumented behavior - a cookbook name of _latest gets a
* list of the latest versions of all the cookbooks, and _recipe
* gets the recipes of the latest cookbooks. */
if cookbookName == "_latest" {
cookbookResponse = cookbook.CookbookLatest()
} else if cookbookName == "_recipes" {
rlist, nerr := cookbook.CookbookRecipes()
if nerr != nil {
jsonErrorReport(w, r, nerr.Error(), nerr.Status())
return
}
enc := json.NewEncoder(w)
if err := enc.Encode(&rlist); err != nil {
jsonErrorReport(w, r, err.Error(), http.StatusInternalServerError)
}
return
} else {
cb, err := cookbook.Get(cookbookName)
if err != nil {
jsonErrorReport(w, r, err.Error(), http.StatusNotFound)
return
}
/* Strange thing here. The API docs say if num_versions
* is not specified to return one cookbook, yet the
* spec indicates that if it's not set that all
* cookbooks should be returned. Most places *except
* here* that's the case, so it can't be changed in
* infoHashBase. Explicitly set numResults to all
* here. */
if numResults == "" {
numResults = "all"
}
cookbookResponse[cookbookName] = cb.InfoHash(numResults)
}
} else if pathArrayLen == 3 {
/* get information about or manipulate a specific cookbook
* version */
cookbookName := pathArray[1]
var cookbookVersion string
var vererr util.Gerror
opUser, oerr := actor.GetReqUser(r.Header.Get("X-OPS-USERID"))
if oerr != nil {
jsonErrorReport(w, r, oerr.Error(), oerr.Status())
return
}
if r.Method == "GET" && pathArray[2] == "_latest" { // might be other special vers
cookbookVersion = pathArray[2]
} else {
cookbookVersion, vererr = util.ValidateAsVersion(pathArray[2])
if vererr != nil {
vererr := util.Errorf("Invalid cookbook version '%s'.", pathArray[2])
jsonErrorReport(w, r, vererr.Error(), vererr.Status())
return
}
}
switch r.Method {
case "DELETE", "GET":
if opUser.IsValidator() {
jsonErrorReport(w, r, "You are not allowed to perform this action", http.StatusForbidden)
return
}
cb, err := cookbook.Get(cookbookName)
if err != nil {
if err.Status() == http.StatusNotFound {
msg := fmt.Sprintf("Cannot find a cookbook named %s with version %s", cookbookName, cookbookVersion)
jsonErrorReport(w, r, msg, err.Status())
} else {
jsonErrorReport(w, r, err.Error(), err.Status())
}
return
}
cbv, err := cb.GetVersion(cookbookVersion)
if err != nil {
jsonErrorReport(w, r, err.Error(), http.StatusNotFound)
return
}
if r.Method == "DELETE" {
if !opUser.IsAdmin() {
jsonErrorReport(w, r, "You are not allowed to take this action.", http.StatusForbidden)
return
}
err := cb.DeleteVersion(cookbookVersion)
if err != nil {
jsonErrorReport(w, r, err.Error(), err.Status())
return
}
if lerr := loginfo.LogEvent(opUser, cbv, "delete"); lerr != nil {
jsonErrorReport(w, r, lerr.Error(), http.StatusInternalServerError)
return
}
/* If all versions are gone, remove the
* cookbook - seems to be the desired
* behavior. */
if cb.NumVersions() == 0 {
if cerr := cb.Delete(); cerr != nil {
jsonErrorReport(w, r, cerr.Error(), http.StatusInternalServerError)
return
}
}
} else {
/* Special JSON rendition of the
* cookbook with some but not all of
* the fields. */
cookbookResponse = cbv.ToJSON(r.Method)
/* Sometimes, but not always, chef needs
* empty slices of maps for these
* values. Arrrgh. */
/* Doing it this way is absolutely
* insane. However, webui really wants
* this information, while chef-pedant
* absolutely does NOT want it there.
* knife seems happy without it as well.
* Until such time that this gets
* resolved in a non-crazy manner, for
* this only send that info back if it's
* a webui request. */
if rs := r.Header.Get("X-Ops-Request-Source"); rs == "web" {
chkDiv := []string{"definitions", "libraries", "attributes", "providers", "resources", "templates", "root_files", "files"}
for _, cd := range chkDiv {
if cookbookResponse[cd] == nil {
cookbookResponse[cd] = make([]map[string]interface{}, 0)
}
}
}
}
case "PUT":
if !opUser.IsAdmin() {
jsonErrorReport(w, r, "You are not allowed to perform this action", http.StatusForbidden)
return
}
cbvData, jerr := parseObjJSON(r.Body)
if jerr != nil {
jsonErrorReport(w, r, jerr.Error(), http.StatusBadRequest)
return
}
/* First, see if the cookbook already exists, &
* if not create it. Second, see if this
* specific version of the cookbook exists. If
* so, update it, otherwise, create it and set
* the latest version as needed. */
cb, err := cookbook.Get(cookbookName)
if err != nil {
cb, err = cookbook.New(cookbookName)
if err != nil {
jsonErrorReport(w, r, err.Error(), err.Status())
return
}
/* save it so we get the id with mysql
* for creating versions & such */
serr := cb.Save()
if serr != nil {
jsonErrorReport(w, r, serr.Error(), http.StatusInternalServerError)
return
}
if lerr := loginfo.LogEvent(opUser, cb, "create"); lerr != nil {
jsonErrorReport(w, r, lerr.Error(), http.StatusInternalServerError)
return
}
}
cbv, err := cb.GetVersion(cookbookVersion)
/* Does the cookbook_name in the URL and what's
* in the body match? */
switch t := cbvData["cookbook_name"].(type) {
case string:
/* Only send this particular
* error if the cookbook version
* hasn't been created yet.
* Instead we want a slightly
* different version later. */
if t != cookbookName && cbv == nil {
terr := util.Errorf("Field 'name' invalid")
jsonErrorReport(w, r, terr.Error(), terr.Status())
return
}
default:
// rather unlikely, I think, to
// be able to get here past the
// cookbook get. Punk out and
// don't do anything
}
if err != nil {
var nerr util.Gerror
cbv, nerr = cb.NewVersion(cookbookVersion, cbvData)
if nerr != nil {
// If the new version failed to
// take, and there aren't any
// other versions of the cookbook
// it needs to be deleted.
if cb.NumVersions() == 0 {
cb.Delete()
}
jsonErrorReport(w, r, nerr.Error(), nerr.Status())
return
}
if lerr := loginfo.LogEvent(opUser, cbv, "create"); lerr != nil {
jsonErrorReport(w, r, lerr.Error(), http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusCreated)
} else {
err := cbv.UpdateVersion(cbvData, force)
if err != nil {
jsonErrorReport(w, r, err.Error(), err.Status())
return
}
gerr := cb.Save()
if gerr != nil {
jsonErrorReport(w, r, gerr.Error(), http.StatusInternalServerError)
return
}
if lerr := loginfo.LogEvent(opUser, cbv, "modify"); lerr != nil {
jsonErrorReport(w, r, lerr.Error(), http.StatusInternalServerError)
return
}
}
/* API docs are wrong. The docs claim that this
* should have no response body, but in fact it
* wants some (not all) of the cookbook version
* data. */
cookbookResponse = cbv.ToJSON(r.Method)
default:
jsonErrorReport(w, r, "Unrecognized method", http.StatusMethodNotAllowed)
return
}
} else {
/* Say what? Bad request. */
jsonErrorReport(w, r, "Bad request", http.StatusBadRequest)
return
}
enc := json.NewEncoder(w)
if err := enc.Encode(&cookbookResponse); err != nil {
jsonErrorReport(w, r, err.Error(), http.StatusInternalServerError)
}
}
// UpdateFromJSON updates an existing environment from JSON uploaded to the
// server.
func (e *ChefEnvironment) UpdateFromJSON(jsonEnv map[string]interface{}) util.Gerror {
if e.Name != jsonEnv["name"].(string) {
err := util.Errorf("Environment name %s and %s from JSON do not match", e.Name, jsonEnv["name"].(string))
return err
} else if e.Name == "_default" {
err := util.Errorf("The '_default' environment cannot be modified.")
err.SetStatus(http.StatusMethodNotAllowed)
return err
}
/* Validations */
validElements := []string{"name", "chef_type", "json_class", "description", "default_attributes", "override_attributes", "cookbook_versions"}
ValidElem:
for k := range jsonEnv {
for _, i := range validElements {
if k == i {
continue ValidElem
}
}
err := util.Errorf("Invalid key %s in request body", k)
return err
}
var verr util.Gerror
attrs := []string{"default_attributes", "override_attributes"}
for _, a := range attrs {
jsonEnv[a], verr = util.ValidateAttributes(a, jsonEnv[a])
if verr != nil {
return verr
}
}
jsonEnv["json_class"], verr = util.ValidateAsFieldString(jsonEnv["json_class"])
if verr != nil {
if verr.Error() == "Field 'name' nil" {
jsonEnv["json_class"] = e.JSONClass
} else {
return verr
}
} else {
if jsonEnv["json_class"].(string) != "Chef::Environment" {
verr = util.Errorf("Field 'json_class' invalid")
return verr
}
}
jsonEnv["chef_type"], verr = util.ValidateAsFieldString(jsonEnv["chef_type"])
if verr != nil {
if verr.Error() == "Field 'name' nil" {
jsonEnv["chef_type"] = e.ChefType
} else {
return verr
}
} else {
if jsonEnv["chef_type"].(string) != "environment" {
verr = util.Errorf("Field 'chef_type' invalid")
return verr
}
}
jsonEnv["cookbook_versions"], verr = util.ValidateAttributes("cookbook_versions", jsonEnv["cookbook_versions"])
if verr != nil {
return verr
}
for k, v := range jsonEnv["cookbook_versions"].(map[string]interface{}) {
if !util.ValidateEnvName(k) || k == "" {
merr := util.Errorf("Cookbook name %s invalid", k)
merr.SetStatus(http.StatusBadRequest)
return merr
}
if v == nil {
verr = util.Errorf("Invalid version number")
return verr
}
_, verr = util.ValidateAsConstraint(v)
if verr != nil {
/* try validating as a version */
v, verr = util.ValidateAsVersion(v)
if verr != nil {
return verr
}
}
}
jsonEnv["description"], verr = util.ValidateAsString(jsonEnv["description"])
if verr != nil {
if verr.Error() == "Field 'name' missing" {
jsonEnv["description"] = ""
} else {
return verr
}
}
e.ChefType = jsonEnv["chef_type"].(string)
e.JSONClass = jsonEnv["json_class"].(string)
e.Description = jsonEnv["description"].(string)
e.Default = jsonEnv["default_attributes"].(map[string]interface{})
e.Override = jsonEnv["override_attributes"].(map[string]interface{})
/* clear out, then loop over the cookbook versions */
e.CookbookVersions = make(map[string]string, len(jsonEnv["cookbook_versions"].(map[string]interface{})))
for c, v := range jsonEnv["cookbook_versions"].(map[string]interface{}) {
e.CookbookVersions[c] = v.(string)
}
return nil
}
// UpdateVersion updates a specific version of a cookbook.
func (cbv *CookbookVersion) UpdateVersion(cbvData map[string]interface{}, force string) util.Gerror {
/* Allow force to update a frozen cookbook */
if cbv.IsFrozen == true && force != "true" {
err := util.Errorf("The cookbook %s at version %s is frozen. Use the 'force' option to override.", cbv.CookbookName, cbv.Version)
err.SetStatus(http.StatusConflict)
return err
}
fhashes := cbv.fileHashes()
_, nerr := util.ValidateAsString(cbvData["cookbook_name"])
if nerr != nil {
if nerr.Error() == "Field 'name' missing" {
nerr = util.Errorf("Field 'cookbook_name' missing")
} else {
nerr = util.Errorf("Field 'cookbook_name' invalid")
}
return nerr
}
/* Validation, validation, all is validation. */
validElements := []string{"cookbook_name", "name", "version", "json_class", "chef_type", "definitions", "libraries", "attributes", "recipes", "providers", "resources", "templates", "root_files", "files", "frozen?", "metadata", "force"}
ValidElem:
for k := range cbvData {
for _, i := range validElements {
if k == i {
continue ValidElem
}
}
err := util.Errorf("Invalid key %s in request body", k)
return err
}
var verr util.Gerror
cbvData["chef_type"], verr = util.ValidateAsFieldString(cbvData["chef_type"])
if verr != nil {
if verr.Error() == "Field 'name' nil" {
cbvData["chef_type"] = cbv.ChefType
} else {
verr = util.Errorf("Field 'chef_type' invalid")
return verr
}
} else {
// Wait, what was I doing here?
// if !util.ValidateEnvName(cbvData["chef_type"].(string)) {
if cbvData["chef_type"].(string) != "cookbook_version" {
verr = util.Errorf("Field 'chef_type' invalid")
return verr
}
}
cbvData["json_class"], verr = util.ValidateAsFieldString(cbvData["json_class"])
if verr != nil {
if verr.Error() == "Field 'name' nil" {
cbvData["json_class"] = cbv.JSONClass
} else {
verr = util.Errorf("Field 'json_class' invalid")
return verr
}
} else {
if cbvData["json_class"].(string) != "Chef::CookbookVersion" {
verr = util.Errorf("Field 'json_class' invalid")
return verr
}
}
cbvData["version"], verr = util.ValidateAsVersion(cbvData["version"])
if verr != nil {
verr = util.Errorf("Field 'version' invalid")
return verr
}
if cbvData["version"].(string) == "0.0.0" && cbv.Version != "" {
cbvData["version"] = cbv.Version
}
divs := []string{"definitions", "libraries", "attributes", "recipes", "providers", "resources", "templates", "root_files", "files"}
for _, d := range divs {
cbvData[d], verr = util.ValidateCookbookDivision(d, cbvData[d])
if verr != nil {
return verr
}
}
cbvData["metadata"], verr = util.ValidateCookbookMetadata(cbvData["metadata"])
if verr != nil {
return verr
}
cbvData["frozen?"], verr = util.ValidateAsBool(cbvData["frozen?"])
if verr != nil {
return verr
}
/* Basic sanity checking */
if cbvData["cookbook_name"].(string) != cbv.CookbookName {
err := util.Errorf("Field 'cookbook_name' invalid")
return err
}
if cbvData["name"].(string) != cbv.Name {
err := util.Errorf("Field 'name' invalid")
return err
}
if cbvData["version"].(string) != cbv.Version && cbvData["version"] != "0.0.0" {
err := util.Errorf("Field 'version' invalid")
return err
}
/* Update the data */
/* With these next two, should we test for existence before setting? */
cbv.ChefType = cbvData["chef_type"].(string)
cbv.JSONClass = cbvData["json_class"].(string)
cbv.Definitions = convertToCookbookDiv(cbvData["definitions"])
cbv.Libraries = convertToCookbookDiv(cbvData["libraries"])
cbv.Attributes = convertToCookbookDiv(cbvData["attributes"])
cbv.Recipes = cbvData["recipes"].([]map[string]interface{})
cbv.Providers = convertToCookbookDiv(cbvData["providers"])
cbv.Resources = convertToCookbookDiv(cbvData["resources"])
cbv.Templates = convertToCookbookDiv(cbvData["templates"])
cbv.RootFiles = convertToCookbookDiv(cbvData["root_files"])
cbv.Files = convertToCookbookDiv(cbvData["files"])
if cbv.IsFrozen != true {
cbv.IsFrozen = cbvData["frozen?"].(bool)
}
cbv.Metadata = cbvData["metadata"].(map[string]interface{})
/* If we're using SQL, update this version in the DB. */
if config.UsingDB() {
if err := cbv.updateCookbookVersionSQL(); err != nil {
return err
}
}
/* Clean cookbook hashes */
if len(fhashes) > 0 {
// Get our parent. Bravely assuming that if it exists we exist.
cbook, _ := Get(cbv.CookbookName)
cbook.Versions[cbv.Version] = cbv
cbook.deleteHashes(fhashes)
}
return nil
}