| /* |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| |
| package digest |
| |
| import ( |
| // nolint: gosec |
| "crypto/sha1" |
| "crypto/sha256" |
| "encoding/base64" |
| "io" |
| "os" |
| "path" |
| "sort" |
| "strconv" |
| |
| v1 "github.com/apache/camel-k/pkg/apis/camel/v1" |
| "github.com/apache/camel-k/pkg/util" |
| "github.com/apache/camel-k/pkg/util/defaults" |
| "github.com/apache/camel-k/pkg/util/flow" |
| ) |
| |
| // ComputeForIntegration a digest of the fields that are relevant for the deployment |
| // Produces a digest that can be used as docker image tag |
| func ComputeForIntegration(integration *v1.Integration) (string, error) { |
| hash := sha256.New() |
| // Operator version is relevant |
| if _, err := hash.Write([]byte(defaults.Version)); err != nil { |
| return "", err |
| } |
| // Integration Kit is relevant |
| if _, err := hash.Write([]byte(integration.Spec.Kit)); err != nil { |
| return "", err |
| } |
| // Profile is relevant |
| if _, err := hash.Write([]byte(integration.Spec.Profile)); err != nil { |
| return "", err |
| } |
| |
| // Integration code |
| for _, s := range integration.Spec.Sources { |
| if s.Content != "" { |
| if _, err := hash.Write([]byte(s.Content)); err != nil { |
| return "", err |
| } |
| } |
| } |
| |
| // Integration resources |
| for _, item := range integration.Spec.Resources { |
| if _, err := hash.Write([]byte(item.Content)); err != nil { |
| return "", err |
| } |
| } |
| |
| // Integration flows |
| if len(integration.Spec.Flows) > 0 { |
| flows, err := flow.Marshal(integration.Spec.Flows) |
| if err != nil { |
| return "", err |
| } |
| if _, err := hash.Write(flows); err != nil { |
| return "", err |
| } |
| } |
| |
| // Integration dependencies |
| for _, item := range integration.Spec.Dependencies { |
| if _, err := hash.Write([]byte(item)); err != nil { |
| return "", err |
| } |
| } |
| |
| // Integration configuration |
| for _, item := range integration.Spec.Configuration { |
| if _, err := hash.Write([]byte(item.String())); err != nil { |
| return "", err |
| } |
| } |
| |
| // Integration traits |
| for _, name := range sortedTraitSpecMapKeys(integration.Spec.Traits) { |
| if _, err := hash.Write([]byte(name + "[")); err != nil { |
| return "", err |
| } |
| spec := integration.Spec.Traits[name] |
| for _, prop := range util.SortedStringMapKeys(spec.Configuration) { |
| val := spec.Configuration[prop] |
| if _, err := hash.Write([]byte(prop + "=" + val + ",")); err != nil { |
| return "", err |
| } |
| } |
| if _, err := hash.Write([]byte("]")); err != nil { |
| return "", err |
| } |
| } |
| |
| // Add a letter at the beginning and use URL safe encoding |
| digest := "v" + base64.RawURLEncoding.EncodeToString(hash.Sum(nil)) |
| return digest, nil |
| } |
| |
| // ComputeForIntegrationKit a digest of the fields that are relevant for the deployment |
| // Produces a digest that can be used as docker image tag |
| func ComputeForIntegrationKit(kit *v1.IntegrationKit) (string, error) { |
| hash := sha256.New() |
| // Operator version is relevant |
| if _, err := hash.Write([]byte(defaults.Version)); err != nil { |
| return "", err |
| } |
| |
| for _, item := range kit.Spec.Dependencies { |
| if _, err := hash.Write([]byte(item)); err != nil { |
| return "", err |
| } |
| } |
| for _, item := range kit.Spec.Configuration { |
| if _, err := hash.Write([]byte(item.String())); err != nil { |
| return "", err |
| } |
| } |
| |
| // Add a letter at the beginning and use URL safe encoding |
| digest := "v" + base64.RawURLEncoding.EncodeToString(hash.Sum(nil)) |
| return digest, nil |
| } |
| |
| // ComputeForResource returns a digest for the specific resource |
| func ComputeForResource(res v1.ResourceSpec) (string, error) { |
| hash := sha256.New() |
| // Operator version is relevant |
| if _, err := hash.Write([]byte(defaults.Version)); err != nil { |
| return "", err |
| } |
| |
| if _, err := hash.Write([]byte(res.Content)); err != nil { |
| return "", err |
| } |
| if _, err := hash.Write([]byte(res.Name)); err != nil { |
| return "", err |
| } |
| if _, err := hash.Write([]byte(res.Type)); err != nil { |
| return "", err |
| } |
| if _, err := hash.Write([]byte(res.ContentKey)); err != nil { |
| return "", err |
| } |
| if _, err := hash.Write([]byte(res.ContentRef)); err != nil { |
| return "", err |
| } |
| if _, err := hash.Write([]byte(res.MountPath)); err != nil { |
| return "", err |
| } |
| if _, err := hash.Write([]byte(strconv.FormatBool(res.Compression))); err != nil { |
| return "", err |
| } |
| |
| // Add a letter at the beginning and use URL safe encoding |
| digest := "v" + base64.RawURLEncoding.EncodeToString(hash.Sum(nil)) |
| return digest, nil |
| } |
| |
| func sortedTraitSpecMapKeys(m map[string]v1.TraitSpec) []string { |
| res := make([]string, len(m)) |
| i := 0 |
| for k := range m { |
| res[i] = k |
| i++ |
| } |
| sort.Strings(res) |
| return res |
| } |
| |
| // ComputeSHA1 --- |
| func ComputeSHA1(elem ...string) (string, error) { |
| file := path.Join(elem...) |
| |
| f, err := os.Open(file) |
| if err != nil { |
| return "", err |
| } |
| defer f.Close() |
| |
| // nolint: gosec |
| h := sha1.New() |
| if _, err := io.Copy(h, f); err != nil { |
| return "", err |
| } |
| |
| return base64.StdEncoding.EncodeToString(h.Sum(nil)), nil |
| } |