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394 lines
12 KiB
394 lines
12 KiB
/*
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Copyright The Helm Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"fmt"
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"net/http"
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"net/http/httptest"
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"os"
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"path/filepath"
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"testing"
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"helm.sh/helm/v3/pkg/repo/repotest"
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)
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func TestPullCmd(t *testing.T) {
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srv, err := repotest.NewTempServerWithCleanup(t, "testdata/testcharts/*.tgz*")
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if err != nil {
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t.Fatal(err)
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}
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defer srv.Stop()
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os.Setenv("HELM_EXPERIMENTAL_OCI", "1")
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ociSrv, err := repotest.NewOCIServer(t, srv.Root())
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if err != nil {
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t.Fatal(err)
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}
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ociSrv.Run(t)
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if err := srv.LinkIndices(); err != nil {
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t.Fatal(err)
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}
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helmTestKeyOut := "Signed by: Helm Testing (This key should only be used for testing. DO NOT TRUST.) <helm-testing@helm.sh>\n" +
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"Using Key With Fingerprint: 5E615389B53CA37F0EE60BD3843BBF981FC18762\n" +
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"Chart Hash Verified: "
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// all flags will get "-d outdir" appended.
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tests := []struct {
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name string
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args string
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existFile string
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existDir string
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wantError bool
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wantErrorMsg string
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failExpect string
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expectFile string
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expectDir bool
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expectVerify bool
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expectSha string
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}{
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{
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name: "Basic chart fetch",
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args: "test/signtest",
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expectFile: "./signtest-0.1.0.tgz",
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},
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{
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name: "Chart fetch with version",
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args: "test/signtest --version=0.1.0",
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expectFile: "./signtest-0.1.0.tgz",
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},
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{
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name: "Fail chart fetch with non-existent version",
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args: "test/signtest --version=99.1.0",
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wantError: true,
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failExpect: "no such chart",
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},
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{
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name: "Fail fetching non-existent chart",
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args: "test/nosuchthing",
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failExpect: "Failed to fetch",
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wantError: true,
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},
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{
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name: "Fetch and verify",
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args: "test/signtest --verify --keyring testdata/helm-test-key.pub",
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expectFile: "./signtest-0.1.0.tgz",
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expectVerify: true,
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expectSha: "sha256:e5ef611620fb97704d8751c16bab17fedb68883bfb0edc76f78a70e9173f9b55",
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},
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{
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name: "Fetch and fail verify",
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args: "test/reqtest --verify --keyring testdata/helm-test-key.pub",
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failExpect: "Failed to fetch provenance",
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wantError: true,
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},
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{
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name: "Fetch and untar",
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args: "test/signtest --untar --untardir signtest",
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expectFile: "./signtest",
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expectDir: true,
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},
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{
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name: "Fetch untar when file with same name existed",
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args: "test/test1 --untar --untardir test1",
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existFile: "test1",
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wantError: true,
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wantErrorMsg: fmt.Sprintf("failed to untar: a file or directory with the name %s already exists", filepath.Join(srv.Root(), "test1")),
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},
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{
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name: "Fetch untar when dir with same name existed",
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args: "test/test2 --untar --untardir test2",
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existDir: "test2",
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wantError: true,
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wantErrorMsg: fmt.Sprintf("failed to untar: a file or directory with the name %s already exists", filepath.Join(srv.Root(), "test2")),
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},
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{
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name: "Fetch, verify, untar",
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args: "test/signtest --verify --keyring=testdata/helm-test-key.pub --untar --untardir signtest2",
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expectFile: "./signtest2",
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expectDir: true,
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expectVerify: true,
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expectSha: "sha256:e5ef611620fb97704d8751c16bab17fedb68883bfb0edc76f78a70e9173f9b55",
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},
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{
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name: "Chart fetch using repo URL",
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expectFile: "./signtest-0.1.0.tgz",
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args: "signtest --repo " + srv.URL(),
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},
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{
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name: "Fail fetching non-existent chart on repo URL",
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args: "someChart --repo " + srv.URL(),
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failExpect: "Failed to fetch chart",
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wantError: true,
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},
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{
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name: "Specific version chart fetch using repo URL",
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expectFile: "./signtest-0.1.0.tgz",
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args: "signtest --version=0.1.0 --repo " + srv.URL(),
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},
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{
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name: "Specific version chart fetch using repo URL",
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args: "signtest --version=0.2.0 --repo " + srv.URL(),
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failExpect: "Failed to fetch chart version",
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wantError: true,
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},
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{
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name: "Fetch OCI Chart",
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args: fmt.Sprintf("oci://%s/u/ocitestuser/oci-dependent-chart --version 0.1.0", ociSrv.RegistryURL),
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expectFile: "./oci-dependent-chart-0.1.0.tgz",
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},
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{
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name: "Fetch OCI Chart with untar",
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args: fmt.Sprintf("oci://%s/u/ocitestuser/oci-dependent-chart --version 0.1.0 --untar", ociSrv.RegistryURL),
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expectFile: "./oci-dependent-chart",
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expectDir: true,
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},
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{
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name: "Fetch OCI Chart with untar and untardir",
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args: fmt.Sprintf("oci://%s/u/ocitestuser/oci-dependent-chart --version 0.1.0 --untar --untardir ocitest2", ociSrv.RegistryURL),
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expectFile: "./ocitest2",
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expectDir: true,
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},
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{
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name: "OCI Fetch untar when dir with same name existed",
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args: fmt.Sprintf("oci-test-chart oci://%s/u/ocitestuser/oci-dependent-chart --version 0.1.0 --untar --untardir ocitest2 --untar --untardir ocitest2", ociSrv.RegistryURL),
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wantError: true,
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wantErrorMsg: fmt.Sprintf("failed to untar: a file or directory with the name %s already exists", filepath.Join(srv.Root(), "ocitest2")),
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},
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{
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name: "Fail fetching non-existent OCI chart",
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args: fmt.Sprintf("oci://%s/u/ocitestuser/nosuchthing --version 0.1.0", ociSrv.RegistryURL),
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failExpect: "Failed to fetch",
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wantError: true,
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},
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{
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name: "Fail fetching OCI chart without version specified",
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args: fmt.Sprintf("oci://%s/u/ocitestuser/nosuchthing", ociSrv.RegistryURL),
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wantErrorMsg: "Error: --version flag is explicitly required for OCI registries",
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wantError: true,
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},
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{
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name: "Fail fetching OCI chart without version specified",
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args: fmt.Sprintf("oci://%s/u/ocitestuser/oci-dependent-chart:0.1.0", ociSrv.RegistryURL),
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wantErrorMsg: "Error: --version flag is explicitly required for OCI registries",
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wantError: true,
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},
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{
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name: "Fail fetching OCI chart without version specified",
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args: fmt.Sprintf("oci://%s/u/ocitestuser/oci-dependent-chart:0.1.0 --version 0.1.0", ociSrv.RegistryURL),
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wantError: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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outdir := srv.Root()
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cmd := fmt.Sprintf("fetch %s -d '%s' --repository-config %s --repository-cache %s --registry-config %s",
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tt.args,
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outdir,
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filepath.Join(outdir, "repositories.yaml"),
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outdir,
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filepath.Join(outdir, "config.json"),
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)
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// Create file or Dir before helm pull --untar, see: https://github.com/helm/helm/issues/7182
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if tt.existFile != "" {
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file := filepath.Join(outdir, tt.existFile)
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_, err := os.Create(file)
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if err != nil {
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t.Fatal(err)
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}
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}
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if tt.existDir != "" {
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file := filepath.Join(outdir, tt.existDir)
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err := os.Mkdir(file, 0755)
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if err != nil {
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t.Fatal(err)
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}
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}
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_, out, err := executeActionCommand(cmd)
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if err != nil {
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if tt.wantError {
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if tt.wantErrorMsg != "" && tt.wantErrorMsg == err.Error() {
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t.Fatalf("Actual error %s, not equal to expected error %s", err, tt.wantErrorMsg)
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}
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return
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}
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t.Fatalf("%q reported error: %s", tt.name, err)
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}
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if tt.expectVerify {
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outString := helmTestKeyOut + tt.expectSha + "\n"
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if out != outString {
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t.Errorf("%q: expected verification output %q, got %q", tt.name, outString, out)
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}
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}
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ef := filepath.Join(outdir, tt.expectFile)
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fi, err := os.Stat(ef)
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if err != nil {
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t.Errorf("%q: expected a file at %s. %s", tt.name, ef, err)
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}
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if fi.IsDir() != tt.expectDir {
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t.Errorf("%q: expected directory=%t, but it's not.", tt.name, tt.expectDir)
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}
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})
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}
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}
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func TestPullWithCredentialsCmd(t *testing.T) {
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srv, err := repotest.NewTempServerWithCleanup(t, "testdata/testcharts/*.tgz*")
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if err != nil {
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t.Fatal(err)
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}
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defer srv.Stop()
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srv.WithMiddleware(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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username, password, ok := r.BasicAuth()
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if !ok || username != "username" || password != "password" {
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t.Errorf("Expected request to use basic auth and for username == 'username' and password == 'password', got '%v', '%s', '%s'", ok, username, password)
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}
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}))
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srv2 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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http.FileServer(http.Dir(srv.Root())).ServeHTTP(w, r)
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}))
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defer srv2.Close()
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if err := srv.LinkIndices(); err != nil {
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t.Fatal(err)
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}
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// all flags will get "-d outdir" appended.
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tests := []struct {
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name string
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args string
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existFile string
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existDir string
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wantError bool
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wantErrorMsg string
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expectFile string
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expectDir bool
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}{
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{
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name: "Chart fetch using repo URL",
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expectFile: "./signtest-0.1.0.tgz",
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args: "signtest --repo " + srv.URL() + " --username username --password password",
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},
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{
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name: "Fail fetching non-existent chart on repo URL",
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args: "someChart --repo " + srv.URL() + " --username username --password password",
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wantError: true,
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},
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{
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name: "Specific version chart fetch using repo URL",
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expectFile: "./signtest-0.1.0.tgz",
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args: "signtest --version=0.1.0 --repo " + srv.URL() + " --username username --password password",
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},
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{
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name: "Specific version chart fetch using repo URL",
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args: "signtest --version=0.2.0 --repo " + srv.URL() + " --username username --password password",
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wantError: true,
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},
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{
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name: "Chart located on different domain with credentials passed",
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args: "reqtest --repo " + srv2.URL + " --username username --password password --pass-credentials",
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expectFile: "./reqtest-0.1.0.tgz",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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outdir := srv.Root()
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cmd := fmt.Sprintf("pull %s -d '%s' --repository-config %s --repository-cache %s --registry-config %s",
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tt.args,
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outdir,
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filepath.Join(outdir, "repositories.yaml"),
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outdir,
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filepath.Join(outdir, "config.json"),
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)
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// Create file or Dir before helm pull --untar, see: https://github.com/helm/helm/issues/7182
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if tt.existFile != "" {
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file := filepath.Join(outdir, tt.existFile)
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_, err := os.Create(file)
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if err != nil {
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t.Fatal(err)
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}
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}
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if tt.existDir != "" {
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file := filepath.Join(outdir, tt.existDir)
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err := os.Mkdir(file, 0755)
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if err != nil {
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t.Fatal(err)
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}
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}
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_, _, err := executeActionCommand(cmd)
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if err != nil {
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if tt.wantError {
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if tt.wantErrorMsg != "" && tt.wantErrorMsg == err.Error() {
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t.Fatalf("Actual error %s, not equal to expected error %s", err, tt.wantErrorMsg)
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}
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return
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}
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t.Fatalf("%q reported error: %s", tt.name, err)
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}
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ef := filepath.Join(outdir, tt.expectFile)
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fi, err := os.Stat(ef)
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if err != nil {
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t.Errorf("%q: expected a file at %s. %s", tt.name, ef, err)
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}
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if fi.IsDir() != tt.expectDir {
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t.Errorf("%q: expected directory=%t, but it's not.", tt.name, tt.expectDir)
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}
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})
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}
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}
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func TestPullVersionCompletion(t *testing.T) {
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repoFile := "testdata/helmhome/helm/repositories.yaml"
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repoCache := "testdata/helmhome/helm/repository"
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repoSetup := fmt.Sprintf("--repository-config %s --repository-cache %s", repoFile, repoCache)
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tests := []cmdTestCase{{
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name: "completion for pull version flag",
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cmd: fmt.Sprintf("%s __complete pull testing/alpine --version ''", repoSetup),
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golden: "output/version-comp.txt",
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}, {
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name: "completion for pull version flag too few args",
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cmd: fmt.Sprintf("%s __complete pull --version ''", repoSetup),
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golden: "output/version-invalid-comp.txt",
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}, {
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name: "completion for pull version flag too many args",
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cmd: fmt.Sprintf("%s __complete pull testing/alpine badarg --version ''", repoSetup),
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golden: "output/version-invalid-comp.txt",
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}, {
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name: "completion for pull version flag invalid chart",
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cmd: fmt.Sprintf("%s __complete pull invalid/invalid --version ''", repoSetup),
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golden: "output/version-invalid-comp.txt",
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}}
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runTestCmd(t, tests)
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}
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func TestPullFileCompletion(t *testing.T) {
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checkFileCompletion(t, "pull", false)
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checkFileCompletion(t, "pull repo/chart", false)
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}
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