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-rw-r--r--src/k8splugin/csar/parser.go162
-rw-r--r--src/k8splugin/mock_files/mock_yamls/metadata.yaml4
2 files changed, 76 insertions, 90 deletions
diff --git a/src/k8splugin/csar/parser.go b/src/k8splugin/csar/parser.go
index abd6ad92..af4546c6 100644
--- a/src/k8splugin/csar/parser.go
+++ b/src/k8splugin/csar/parser.go
@@ -28,121 +28,104 @@ import (
"k8splugin/krd"
)
-func generateExternalVNFID(charLen int) string {
- b := make([]byte, charLen/2)
+func generateExternalVNFID() string {
+ b := make([]byte, 2)
rand.Read(b)
return hex.EncodeToString(b)
}
-// CreateVNF reads the CSAR files from the files system and creates them one by one
-var CreateVNF = func(csarID string, cloudRegionID string, namespace string, kubeclient *kubernetes.Clientset) (string, map[string][]string, error) {
+func ensuresNamespace(namespace string, kubeclient *kubernetes.Clientset) error {
namespacePlugin, ok := krd.LoadedPlugins["namespace"]
if !ok {
- return "", nil, pkgerrors.New("No plugin for namespace resource found")
+ return pkgerrors.New("No plugin for namespace resource found")
}
symGetNamespaceFunc, err := namespacePlugin.Lookup("GetResource")
if err != nil {
- return "", nil, pkgerrors.Wrap(err, "Error fetching namespace plugin")
+ return pkgerrors.Wrap(err, "Error fetching get namespace function")
}
- present, err := symGetNamespaceFunc.(func(string, *kubernetes.Clientset) (bool, error))(
+ exists, err := symGetNamespaceFunc.(func(string, *kubernetes.Clientset) (bool, error))(
namespace, kubeclient)
if err != nil {
- return "", nil, pkgerrors.Wrap(err, "Error in plugin namespace plugin")
+ return pkgerrors.Wrap(err, "An error ocurred during the get namespace execution")
}
- if present == false {
+ if !exists {
+ log.Println("Creating " + namespace + " namespace")
symGetNamespaceFunc, err := namespacePlugin.Lookup("CreateResource")
if err != nil {
- return "", nil, pkgerrors.Wrap(err, "Error fetching namespace plugin")
+ return pkgerrors.Wrap(err, "Error fetching create namespace plugin")
}
err = symGetNamespaceFunc.(func(string, *kubernetes.Clientset) error)(
namespace, kubeclient)
if err != nil {
- return "", nil, pkgerrors.Wrap(err, "Error creating "+namespace+" namespace")
+ return pkgerrors.Wrap(err, "Error creating "+namespace+" namespace")
}
}
+ return nil
+}
- var path string
-
- // uuid
- externalVNFID := generateExternalVNFID(8)
-
- // cloud1-default-uuid
+// CreateVNF reads the CSAR files from the files system and creates them one by one
+var CreateVNF = func(csarID string, cloudRegionID string, namespace string, kubeclient *kubernetes.Clientset) (string, map[string][]string, error) {
+ if err := ensuresNamespace(namespace, kubeclient); err != nil {
+ return "", nil, pkgerrors.Wrap(err, "Error while ensuring namespace: "+namespace)
+ }
+ externalVNFID := generateExternalVNFID()
internalVNFID := cloudRegionID + "-" + namespace + "-" + externalVNFID
csarDirPath := os.Getenv("CSAR_DIR") + "/" + csarID
metadataYAMLPath := csarDirPath + "/metadata.yaml"
- seqFile, err := ReadMetadataFile(metadataYAMLPath)
+ log.Println("Reading " + metadataYAMLPath + " file")
+ metadataFile, err := ReadMetadataFile(metadataYAMLPath)
if err != nil {
return "", nil, pkgerrors.Wrap(err, "Error while reading Metadata File: "+metadataYAMLPath)
}
+ var path string
resourceYAMLNameMap := make(map[string][]string)
+ // Iterates over the resources defined in the metadata file to create kubernetes resources
+ log.Println(string(len(metadataFile.ResourceTypePathMap)) + " resource(s) type(s) to be processed")
+ for resource, fileNames := range metadataFile.ResourceTypePathMap {
+ log.Println("Processing items of " + string(resource) + " resource")
+ var resourcesCreated []string
+ for _, filename := range fileNames {
+ path = csarDirPath + "/" + filename
+
+ if _, err := os.Stat(path); os.IsNotExist(err) {
+ return "", nil, pkgerrors.New("File " + path + "does not exists")
+ }
+ log.Println("Processing file: " + path)
+
+ genericKubeData := &krd.GenericKubeResourceData{
+ YamlFilePath: path,
+ Namespace: namespace,
+ InternalVNFID: internalVNFID,
+ }
+
+ typePlugin, ok := krd.LoadedPlugins[resource]
+ if !ok {
+ return "", nil, pkgerrors.New("No plugin for resource " + resource + " found")
+ }
+
+ symCreateResourceFunc, err := typePlugin.Lookup("CreateResource")
+ if err != nil {
+ return "", nil, pkgerrors.Wrap(err, "Error fetching "+resource+" plugin")
+ }
- for _, resource := range seqFile.ResourceTypePathMap {
- for resourceName, resourceFileNames := range resource {
- // Load/Use Deployment data/client
-
- var resourceNameList []string
-
- for _, filename := range resourceFileNames {
- path = csarDirPath + "/" + filename
-
- _, err = os.Stat(path)
- if os.IsNotExist(err) {
- return "", nil, pkgerrors.New("File " + path + "does not exists")
- }
-
- log.Println("Processing file: " + path)
-
- genericKubeData := &krd.GenericKubeResourceData{
- YamlFilePath: path,
- Namespace: namespace,
- InternalVNFID: internalVNFID,
- }
-
- typePlugin, ok := krd.LoadedPlugins[resourceName]
- if !ok {
- return "", nil, pkgerrors.New("No plugin for resource " + resourceName + " found")
- }
-
- symCreateResourceFunc, err := typePlugin.Lookup("CreateResource")
- if err != nil {
- return "", nil, pkgerrors.Wrap(err, "Error fetching "+resourceName+" plugin")
- }
-
- // cloud1-default-uuid-sisedeploy
- internalResourceName, err := symCreateResourceFunc.(func(*krd.GenericKubeResourceData, *kubernetes.Clientset) (string, error))(
- genericKubeData, kubeclient)
- if err != nil {
- return "", nil, pkgerrors.Wrap(err, "Error in plugin "+resourceName+" plugin")
- }
-
- // ["cloud1-default-uuid-sisedeploy1", "cloud1-default-uuid-sisedeploy2", ... ]
- resourceNameList = append(resourceNameList, internalResourceName)
-
- /*
- {
- "deployment": ["cloud1-default-uuid-sisedeploy1", "cloud1-default-uuid-sisedeploy2", ... ]
- }
- */
- resourceYAMLNameMap[resourceName] = resourceNameList
+ internalResourceName, err := symCreateResourceFunc.(func(*krd.GenericKubeResourceData, *kubernetes.Clientset) (string, error))(
+ genericKubeData, kubeclient)
+ if err != nil {
+ return "", nil, pkgerrors.Wrap(err, "Error in plugin "+resource+" plugin")
}
+ log.Print(internalResourceName + " succesful resource created")
+ resourcesCreated = append(resourcesCreated, internalResourceName)
}
+ resourceYAMLNameMap[resource] = resourcesCreated
}
- /*
- uuid,
- {
- "deployment": ["cloud1-default-uuid-sisedeploy1", "cloud1-default-uuid-sisedeploy2", ... ]
- "service": ["cloud1-default-uuid-sisesvc1", "cloud1-default-uuid-sisesvc2", ... ]
- },
- nil
- */
return externalVNFID, resourceYAMLNameMap, nil
}
@@ -183,25 +166,28 @@ var DestroyVNF = func(data map[string][]string, namespace string, kubeclient *ku
// MetadataFile stores the metadata of execution
type MetadataFile struct {
- ResourceTypePathMap []map[string][]string `yaml:"resources"`
+ ResourceTypePathMap map[string][]string `yaml:"resources"`
}
// ReadMetadataFile reads the metadata yaml to return the order or reads
-var ReadMetadataFile = func(yamlFilePath string) (MetadataFile, error) {
- var seqFile MetadataFile
+var ReadMetadataFile = func(path string) (MetadataFile, error) {
+ var metadataFile MetadataFile
- if _, err := os.Stat(yamlFilePath); err == nil {
- log.Println("Reading metadata YAML: " + yamlFilePath)
- rawBytes, err := ioutil.ReadFile(yamlFilePath)
- if err != nil {
- return seqFile, pkgerrors.Wrap(err, "Metadata YAML file read error")
- }
+ if _, err := os.Stat(path); os.IsNotExist(err) {
+ return metadataFile, pkgerrors.Wrap(err, "Metadata YAML file does not exist")
+ }
- err = yaml.Unmarshal(rawBytes, &seqFile)
- if err != nil {
- return seqFile, pkgerrors.Wrap(err, "Metadata YAML file read error")
- }
+ log.Println("Reading metadata YAML: " + path)
+ yamlFile, err := ioutil.ReadFile(path)
+ if err != nil {
+ return metadataFile, pkgerrors.Wrap(err, "Metadata YAML file read error")
+ }
+
+ err = yaml.Unmarshal(yamlFile, &metadataFile)
+ if err != nil {
+ return metadataFile, pkgerrors.Wrap(err, "Metadata YAML file unmarshal error")
}
+ log.Printf("metadata:\n%v", metadataFile)
- return seqFile, nil
+ return metadataFile, nil
}
diff --git a/src/k8splugin/mock_files/mock_yamls/metadata.yaml b/src/k8splugin/mock_files/mock_yamls/metadata.yaml
index dcc1c32e..0289214a 100644
--- a/src/k8splugin/mock_files/mock_yamls/metadata.yaml
+++ b/src/k8splugin/mock_files/mock_yamls/metadata.yaml
@@ -10,7 +10,7 @@
# limitations under the License.
resources:
- - deployment:
+ deployment:
- deployment.yaml
- - service:
+ service:
- service.yaml