diff --git a/Dockerfile b/Dockerfile index 418a223..e3918ba 100644 --- a/Dockerfile +++ b/Dockerfile @@ -7,7 +7,7 @@ ENV CGO_ENABLED=0 ENV GO111MODULE=on ENV GOBIN=/bin COPY . . -RUN go build -o /bin/disk-manager . +RUN go test ./... && go build -o /bin/disk-manager . FROM alpine:${ALPINE_VERSION} as runtime COPY --from=build /bin/disk-manager /bin/disk-manager diff --git a/README.md b/README.md index e19cd39..27795a3 100644 --- a/README.md +++ b/README.md @@ -49,6 +49,16 @@ When running the docker image locally the `-local` runtime flag must be used. Th using your local `.kube/config` otherwise in cluster authentication will be used. Your local `.kubconfig` and a GCP credential must be mounted to the container when running locally. +Unit tests can be run with `go test`: + +``` + # Run tests w/ coverage stats + go test -coverprofile=coverage.out + + # View line-by-line coverage report in browser + go tool cover -html=coverage.out +``` + ### Runtime flags ``` diff --git a/client/client.go b/client/client.go index 4013d01..e4711f1 100644 --- a/client/client.go +++ b/client/client.go @@ -4,7 +4,6 @@ import ( "fmt" "golang.org/x/net/context" - "golang.org/x/oauth2/google" "google.golang.org/api/compute/v1" "k8s.io/client-go/kubernetes" restclient "k8s.io/client-go/rest" @@ -32,7 +31,7 @@ func (c *Clients) GetK8s() *kubernetes.Clientset { // Build creates the GCP and k8s clients used by this tool // and returns both packaged in a single struct -func Build(local bool, kubeconfig *string) (*Clients, error) { +func Build(local bool, kubeconfig string) (*Clients, error) { conf, err := buildKubeConfig(local, kubeconfig) if err != nil { return nil, fmt.Errorf("Error building kube client: %v", err) @@ -52,9 +51,9 @@ func Build(local bool, kubeconfig *string) (*Clients, error) { }, nil } -func buildKubeConfig(local bool, kubeconfig *string) (*restclient.Config, error) { +func buildKubeConfig(local bool, kubeconfig string) (*restclient.Config, error) { if local { - config, err := clientcmd.BuildConfigFromFlags("", *kubeconfig) + config, err := clientcmd.BuildConfigFromFlags("", kubeconfig) if err != nil { return nil, fmt.Errorf("Error building local k8s config: %v", err) } @@ -73,12 +72,8 @@ func buildKubeClient(config *restclient.Config) (*kubernetes.Clientset, error) { func buildGCPClient() (*compute.Service, error) { ctx := context.Background() - gcpClient, err := google.DefaultClient(ctx, compute.CloudPlatformScope) - if err != nil { - return nil, fmt.Errorf("error authenticating to GCP: %v", err) - } - c, err := compute.New(gcpClient) + c, err := compute.NewService(ctx) if err != nil { return nil, fmt.Errorf("error creating compute api client: %v", err) } diff --git a/disk/disk.go b/disk/disk.go new file mode 100644 index 0000000..50defbb --- /dev/null +++ b/disk/disk.go @@ -0,0 +1,192 @@ +package disk + +import ( + "fmt" + "github.com/broadinstitute/disk-manager/client" + "github.com/broadinstitute/disk-manager/config" + "github.com/broadinstitute/disk-manager/logs" + "google.golang.org/api/compute/v1" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/client-go/kubernetes" +) + +type DiskManager struct { + config *config.Config // DiskManager config + gcp *compute.Service // GCP Compute API client + k8s kubernetes.Interface // K8s API client +} + +type diskInfo struct { + name string + policy string +} + +/* Construct a new DiskManager */ +func NewDiskManager(cfg *config.Config, clients *client.Clients) (*DiskManager, error) { + k8s := clients.GetK8s() + gcp := clients.GetGCP() + + return &DiskManager{cfg, gcp, k8s}, nil +} + +/* + * Main method for disk manager. + * Add snapshot policies to all persistent disks with the configured annotation. + */ +func (m *DiskManager) Run() error { + disks, err := m.searchForDisks() + if err != nil { + return fmt.Errorf("Error retrieving persistent disks: %v\n", err) + } + + return m.addPoliciesToDisks(disks) +} + +/* Search K8s for PersistentVolumeClaims with the snapshot policy annotation */ +func (m *DiskManager) searchForDisks() ([]diskInfo, error) { + disks := make([]diskInfo, 0) + + logs.Info.Println("Searching GKE for persistent disks...") + + // get persistent volume claims + pvcs, err := m.k8s.CoreV1().PersistentVolumeClaims("").List(metav1.ListOptions{}) + if err != nil { + return nil, fmt.Errorf("Error retrieving persistent volume claims: %v\n", err) + } + for _, pvc := range pvcs.Items { + if policy, ok := pvc.Annotations[m.config.TargetAnnotation]; ok { + // retrieve associated persistent volume for each claim + pv, err := m.k8s.CoreV1().PersistentVolumes().Get(pvc.Spec.VolumeName, metav1.GetOptions{}) + if err != nil { + return nil, fmt.Errorf("Error retrieving persistent volume: %s, %v\n", pvc.Spec.VolumeName, err) + } + diskName := pv.Spec.GCEPersistentDisk.PDName + logs.Info.Printf("found PersistentVolume: %q with disk: %q", pvc.GetName(), diskName) + disk := diskInfo{ + name: diskName, + policy: policy, + } + disks = append(disks, disk) + } + } + + return disks, nil +} + +/* Add snapshot policies to disks */ +func (m *DiskManager) addPoliciesToDisks(disks []diskInfo) error { + errs := 0 + for _, disk := range disks { + if err := m.addPolicy(disk); err != nil { + logs.Error.Printf("Error adding policy %s to disk %s: %v\n", disk.policy, disk.name, err) + errs++ + } + } + + if errs > 0 { + return fmt.Errorf("Encountered %d error(s) adding snapshot policies to disks\n", errs) + } + + logs.Info.Println("Finished updating snapshot policies") + + return nil +} + +/* Add the configured resource policy to the target disk */ +func (m *DiskManager) addPolicy(info diskInfo) error { + // TODO only perform this api call if policyName is different + policy, err := m.getPolicy(info.policy) + if err != nil { + return fmt.Errorf("Error retrieving snapshot policy %s for disk %s: %v\n", info.policy, info.name, err) + } + + disk, err := m.findDisk(info.name) + + if err != nil { + return err + } + + // Check to see if any policies are already attached + if len(disk.ResourcePolicies) > 1 { + return fmt.Errorf("Disk %s has more than one resource policy, did the GCP API change? %v\n", info.name, disk.ResourcePolicies) + } + if len(disk.ResourcePolicies) == 1 { + if disk.ResourcePolicies[0] == policy.SelfLink { + logs.Info.Printf("Policy %s is already attached to disk %s, nothing to do\n", info.policy, info.name) + return nil + } else { + return fmt.Errorf("Unexpected policy %s is already attached to disk %s, please detach it manually and re-run\n", disk.ResourcePolicies[0], info.name) + } + } + + // Attach policy + err = nil + + if disk.Zone != "" { // zonal disk + err = m.addPolicyToZonalDisk(info.name, policy) + } else { + err = m.addPolicyToRegionalDisk(info.name, policy) + } + if err != nil { + return fmt.Errorf("Error adding snapshot policy %s to disk %s: %v\n", info.policy, info.name, err) + } + + logs.Info.Printf("Added policy %s to disk %s\n", info.policy, info.name) + return nil +} + +/* Retrieve a regional or zonal disk object via the GCP API. + Returns the disk, and an error. Callers can determine whether the disk is regional or zonal by + checking the Zone attribute (empty for regional disk) or Region attribute (empty for zonal disk). +*/ +func (m *DiskManager) findDisk(name string) (*compute.Disk, error) { + disk, err1 := m.getZonalDisk(name) + if err1 == nil { + logs.Info.Printf("Found disk %s in zone %s\n", name, m.config.Zone) + return disk, nil + } + + disk, err2 := m.getRegionalDisk(name) + if err2 == nil { + logs.Info.Printf("Found disk %s in region %s", name, m.config.Region) + return disk, nil + } + + logs.Error.Printf("Could not find disk %s in zone %s: %v\n", name, m.config.Zone, err1) + logs.Error.Printf("Could not find disk %s in region %s: %v\n", name, m.config.Region, err2) + + return nil, fmt.Errorf("Could not find disk %s in configured region or zone\n", name) +} + +/* Retrieve a resource policy object via the GCP API */ +func (m *DiskManager) getPolicy(name string) (*compute.ResourcePolicy, error) { + return m.gcp.ResourcePolicies.Get(m.config.GoogleProject, m.config.Region, name).Do() +} + +/* Retrieve a zonal disk object via the GCP API */ +func (m *DiskManager) getZonalDisk(name string) (*compute.Disk, error) { + return m.gcp.Disks.Get(m.config.GoogleProject, m.config.Zone, name).Do() +} + +/* Retrieve a regional disk object via the GCP API */ +func (m *DiskManager) getRegionalDisk(name string) (*compute.Disk, error) { + return m.gcp.RegionDisks.Get(m.config.GoogleProject, m.config.Region, name).Do() +} + +/* Attach a policy to a zonal disk object via the GCP API */ +func (m *DiskManager) addPolicyToZonalDisk(diskName string, policy *compute.ResourcePolicy) error { + addPolicyRequest := &compute.DisksAddResourcePoliciesRequest{ + ResourcePolicies: []string{policy.SelfLink}, + } + _, err := m.gcp.Disks.AddResourcePolicies(m.config.GoogleProject, m.config.Zone, diskName, addPolicyRequest).Do() + return err +} + +/* Attach a policy to a regional disk object via the GCP API */ +func (m *DiskManager) addPolicyToRegionalDisk(diskName string, policy *compute.ResourcePolicy) error { + addPolicyRequest := &compute.RegionDisksAddResourcePoliciesRequest{ + ResourcePolicies: []string{policy.SelfLink}, + } + _, err := m.gcp.RegionDisks.AddResourcePolicies(m.config.GoogleProject, m.config.Region, diskName, addPolicyRequest).Do() + return err +} diff --git a/disk/disk_test.go b/disk/disk_test.go new file mode 100644 index 0000000..54f3c36 --- /dev/null +++ b/disk/disk_test.go @@ -0,0 +1,324 @@ +package disk + +import ( + "context" + "encoding/json" + "fmt" + "github.com/broadinstitute/disk-manager/config" + "github.com/google/go-cmp/cmp" + "github.com/google/go-cmp/cmp/cmpopts" + "github.com/jarcoal/httpmock" + "google.golang.org/api/compute/v1" + "google.golang.org/api/option" + "io/ioutil" + v1 "k8s.io/api/core/v1" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/apimachinery/pkg/runtime" + k8sfake "k8s.io/client-go/kubernetes/fake" + "net/http" + "testing" +) + +/* + * Unit tests for Disk Manager. Sources: + * * https://matt-rickard.com/kubernetes-unit-testing/ (for faking K8s api calls) + * * https://github.com/jarcoal/httpmock (for faking GCP api calls) + * Considered but rejected: + * https://github.com/googleapis/google-api-go-client/blob/master/testing.md + * (httpmock offers a higher level of abstraction) + */ + +const gcpComputeURL = "https://compute.googleapis.com/compute/v1" + +/* Struct encapsulating a faked GCP API request & response */ +type gcpRequest struct { + method string + url string + responder httpmock.Responder + callCount int +} + +func TestRun(t *testing.T) { + cfg := defaultConfig() + + var tests = []struct { + description string + k8sObjects []runtime.Object + gcpRequests []gcpRequest + }{ + {description: "no disks"}, + { + description: "3 disks, 2 zonal, 1 regional; 1 with policy already attached", + k8sObjects: []runtime.Object{ + fakePVC("pvc-1", "pv-1", map[string]string{cfg.TargetAnnotation: "policy-a"}), + fakePV("pv-1", "disk-1"), + + fakePVC("pvc-2", "pv-2", map[string]string{cfg.TargetAnnotation: "policy-z"}), + fakePV("pv-2", "disk-2"), + + fakePVC("pvc-3", "pv-3", map[string]string{cfg.TargetAnnotation: "policy-a"}), + fakePV("pv-3", "disk-3"), + }, + gcpRequests: []gcpRequest{ + fakeGetPolicy(cfg, "policy-a", "https://policy-a", 2), // called for disk 1 and 3 + fakeGetPolicy(cfg, "policy-z", "https://policy-z", 1), // called for disk 2 + + fakeGetZonalDisk(cfg, "disk-1", []string{}, 1), + fakeAttachPolicyZonalDisk(cfg, "disk-1", "https://policy-a", 1), + + fakeGetRegionalDisk(cfg, "disk-2", []string{}, 1), + fakeAttachPolicyRegionalDisk(cfg, "disk-2", "https://policy-z", 1), + + fakeGetZonalDisk(cfg, "disk-3", []string{"https://policy-a"}, 1), + // no attach call -- policy is already attached ^ + }, + }, + } + + for _, test := range tests { + t.Run(test.description, func(t *testing.T) { + k8s := k8sfake.NewSimpleClientset(test.k8sObjects...) + gcp, err := fakeGcp() + if err != nil { + t.Errorf("Error constructing fake GCP client: %v", err) + return + } + registerResponders(test.gcpRequests) + m := DiskManager{config: cfg, gcp: gcp, k8s: k8s} + + // test + err = m.Run() + if err != nil { + t.Errorf("Unexpected error: %s", err) + return + } + + err = verifyCallCounts(test.gcpRequests) + if err != nil { + t.Error(err) + return + } + + // cleanup + httpmock.DeactivateAndReset() + }) + } +} + +func TestGetDisks(t *testing.T) { + cfg := defaultConfig() + + var tests = []struct { + description string + expected []diskInfo + k8sObjects []runtime.Object + }{ + {description: "no disks", expected: make([]diskInfo, 0), k8sObjects: nil}, + { + description: "2 disks", + expected: []diskInfo{ + {"disk-1", "policy-a"}, + {"disk-2", "policy-z"}, + }, + k8sObjects: []runtime.Object{ + fakePVC("pvc-1", "pv-1", map[string]string{cfg.TargetAnnotation: "policy-a"}), + fakePV("pv-1", "disk-1"), + fakePVC("pvc-2", "pv-2", map[string]string{cfg.TargetAnnotation: "policy-z"}), + fakePV("pv-2", "disk-2"), + }, + }, + { + description: "2 disks, 1 without annotation", + expected: []diskInfo{ + {"disk-2", "policy-a"}, + }, + k8sObjects: []runtime.Object{ + fakePVC("pvc-1", "pv-1", map[string]string{}), + fakePV("pv-1", "disk-1"), + fakePVC("pvc-2", "pv-2", map[string]string{cfg.TargetAnnotation: "policy-a"}), + fakePV("pv-2", "disk-2"), + }, + }, + } + + for _, test := range tests { + t.Run(test.description, func(t *testing.T) { + k8s := k8sfake.NewSimpleClientset(test.k8sObjects...) + m := DiskManager{config: cfg, gcp: nil, k8s: k8s} + actual, err := m.searchForDisks() + if err != nil { + t.Errorf("Unexpected error: %s", err) + return + } + if diff := cmp.Diff(actual, test.expected, cmpopts.IgnoreUnexported(diskInfo{})); diff != "" { + t.Errorf("%T differ (-got, +want): %s", test.expected, diff) + return + } + }) + } +} + +/* Default config for all tests */ +func defaultConfig() *config.Config { + return &config.Config{ + TargetAnnotation: "bio.terra.testing/snapshot-policy", + GoogleProject: "fake-project", + Zone: "us-central1-a", + Region: "us-central1", + } +} + +/* Return a GCP client with http requests set up to be intercepted by httpmock. + * Don't forget to call httpmock.DeactivateAndReset() when you're done! + */ +func fakeGcp() (*compute.Service, error) { + client := &http.Client{} + httpmock.ActivateNonDefault(client) + return compute.NewService(context.Background(), option.WithoutAuthentication(), option.WithHTTPClient(client)) +} + +/* Configure httpmock to respond to a pre-defined set of requests */ +func registerResponders(requests []gcpRequest) { + for _, request := range requests { + httpmock.RegisterResponder(request.method, request.url, request.responder) + } +} + +/* Verify all expected httpmock requests were made */ +func verifyCallCounts(requests []gcpRequest) error { + counts := httpmock.GetCallCountInfo() + for _, request := range requests { + key := fmt.Sprintf("%s %s", request.method, request.url) + if counts[key] != request.callCount { + return fmt.Errorf("%s: %d calls expected, %d received", key, request.callCount, counts[key]) + } + } + return nil +} + +/* Helper functions for generating fake GCP API responses */ +func fakeGetPolicy(cfg *config.Config, name string, selfLink string, callCount int) gcpRequest { + policy := &compute.ResourcePolicy{ + Name: name, + SelfLink: selfLink, + } + url := fmt.Sprintf("%s/projects/%s/regions/%s/resourcePolicies/%s", gcpComputeURL, cfg.GoogleProject, cfg.Region, policy.Name) + + return fakeGetRequest(url, 200, policy, callCount) +} + +func fakeGetZonalDisk(cfg *config.Config, name string, policyLinks []string, callCount int) gcpRequest { + disk := &compute.Disk{ + Name: name, + ResourcePolicies: policyLinks, + Zone: cfg.Zone, + } + url := fmt.Sprintf("%s/projects/%s/zones/%s/disks/%s", gcpComputeURL, cfg.GoogleProject, cfg.Zone, disk.Name) + + return fakeGetRequest(url, 200, disk, callCount) +} + +func fakeAttachPolicyZonalDisk(cfg *config.Config, diskName string, policyLink string, callCount int) gcpRequest { + url := fmt.Sprintf("%s/projects/%s/zones/%s/disks/%s/addResourcePolicies", gcpComputeURL, cfg.GoogleProject, cfg.Zone, diskName) + + expectedRequestBody := compute.DisksAddResourcePoliciesRequest{ + ResourcePolicies: []string{policyLink}, + } + responseBody := compute.DisksAddResourcePoliciesCall{} + + return fakePostRequest(url, expectedRequestBody, 201, responseBody, callCount) +} + +func fakeGetRegionalDisk(cfg *config.Config, name string, policyLinks []string, callCount int) gcpRequest { + disk := &compute.Disk{ + Name: name, + ResourcePolicies: policyLinks, + Region: cfg.Region, + } + url := fmt.Sprintf("%s/projects/%s/regions/%s/disks/%s", gcpComputeURL, cfg.GoogleProject, cfg.Region, disk.Name) + + return fakeGetRequest(url, 200, disk, callCount) +} + +func fakeAttachPolicyRegionalDisk(cfg *config.Config, diskName string, policyLink string, callCount int) gcpRequest { + url := fmt.Sprintf("%s/projects/%s/regions/%s/disks/%s/addResourcePolicies", gcpComputeURL, cfg.GoogleProject, cfg.Region, diskName) + + expectedRequestBody := compute.RegionDisksAddResourcePoliciesRequest{ + ResourcePolicies: []string{policyLink}, + } + responseBody := compute.RegionDisksAddResourcePoliciesCall{} + + return fakePostRequest(url, expectedRequestBody, 201, responseBody, callCount) +} + +func fakeGetRequest(url string, status int, responseBody interface{}, callCount int) gcpRequest { + responder := httpmock.NewJsonResponderOrPanic(status, responseBody) + return gcpRequest{"GET", url, responder, callCount} +} + +/* Prepare a fake post request with a responder that validates the request body matches the expectedRequestBody parameter */ +func fakePostRequest(url string, expectedRequestBody interface{}, status int, responseBody interface{}, callCount int) gcpRequest { + responder := func(req *http.Request) (*http.Response, error) { + // We need to compare the _expected_ request body with the _actual_ request body, + // to make sure we're sending the right API calls to GCP. + // + // Since the _actual_ request body is passed to us as a JSON string, but callers of this method + // should pass in the _expected_ request body as a GCP client struct like + // `compute.RegionDisksAddResourcePoliciesRequest`, we convert both to map[string]interface{} and compare + // then with cmp.diff(). To do this, we marshal the expected struct to JSON and then unmarshal it back to + // map[string]interface{}. + // + // A Go expert might be able to do something fancy with reflection, in the mean time this gets the job done :) + var expected, actual map[string]interface{} + + expectedBytes, err := json.Marshal(expectedRequestBody) + if err != nil { + return nil, err + } + if err := json.Unmarshal(expectedBytes, &expected); err != nil { + return nil, err + } + + actualBytes, err := ioutil.ReadAll(req.Body) + if err != nil { + return nil, err + } + if err := json.Unmarshal(actualBytes, &actual); err != nil { + return nil, err + } + + if diff := cmp.Diff(expected, actual); diff != "" { + return nil, fmt.Errorf("POST %s\n\t%T differ (-got, +want):\n%s", url, expectedRequestBody, diff) + } + + return httpmock.NewJsonResponse(status, responseBody) + } + + return gcpRequest{"POST", url, responder, callCount} +} + +/* Helper functions for generating fake K8s API objects */ +func fakePVC(name string, volumeName string, annotations map[string]string) *v1.PersistentVolumeClaim { + return &v1.PersistentVolumeClaim{ + ObjectMeta: metav1.ObjectMeta{ + Name: name, + Annotations: annotations, + }, + Spec: v1.PersistentVolumeClaimSpec{ + VolumeName: volumeName, + }, + } +} + +func fakePV(name string, gceDiskName string) *v1.PersistentVolume { + pv := v1.PersistentVolume{ + ObjectMeta: metav1.ObjectMeta{ + Name: name, + }, + Spec: v1.PersistentVolumeSpec{}, + } + pv.Spec.GCEPersistentDisk = &v1.GCEPersistentDiskVolumeSource{ + PDName: gceDiskName, + } + return &pv +} diff --git a/go.mod b/go.mod index 4676bcc..699a7ad 100644 --- a/go.mod +++ b/go.mod @@ -3,10 +3,13 @@ module github.com/broadinstitute/disk-manager go 1.15 require ( + github.com/google/go-cmp v0.5.4 + github.com/jarcoal/httpmock v1.0.8 golang.org/x/net v0.0.0-20201209123823-ac852fbbde11 golang.org/x/oauth2 v0.0.0-20210201163806-010130855d6c google.golang.org/api v0.38.0 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b + k8s.io/api v0.17.0 k8s.io/apimachinery v0.17.0 k8s.io/client-go v0.17.0 ) diff --git a/go.sum b/go.sum index a68bc07..bfbd577 100644 --- a/go.sum +++ b/go.sum @@ -36,36 +36,18 @@ cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohl cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs= cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0= dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU= -github.com/Azure/go-autorest v14.2.0+incompatible h1:V5VMDjClD3GiElqLWO7mz2MxNAK/vTfRHdAubSIPRgs= -github.com/Azure/go-autorest v14.2.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24= github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI= -github.com/Azure/go-autorest/autorest v0.11.1 h1:eVvIXUKiTgv++6YnWb42DUA1YL7qDugnKP0HljexdnQ= 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v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= -golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586 h1:7KByu05hhLed2MO29w7p1XfZvZ13m8mub3shuVftRs0= golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= -golang.org/x/crypto v0.0.0-20191202143827-86a70503ff7e/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 h1:psW17arqaxU48Z5kZ0CQnkZWQJsqcURM6tKiBApRjXI= golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= -golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0 h1:hb9wdF1z5waM+dSIICn1l0DkLVDT3hqhhQsDNUmHPRE= -golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8= @@ -316,11 +270,9 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn golang.org/x/net v0.0.0-20190501004415-9ce7a6920f09/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks= -golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190628185345-da137c7871d7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190724013045-ca1201d0de80/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= -golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20191004110552-13f9640d40b9 h1:rjwSpXsdiK0dV8/Naq3kAw9ymfAeJIyd0upUIElB+lI= golang.org/x/net v0.0.0-20191004110552-13f9640d40b9/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= @@ -339,8 +291,6 @@ golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81R golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA= golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= golang.org/x/net v0.0.0-20201031054903-ff519b6c9102/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= -golang.org/x/net v0.0.0-20201110031124-69a78807bb2b h1:uwuIcX0g4Yl1NC5XAz37xsr2lTtcqevgzYNVt49waME= -golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= golang.org/x/net v0.0.0-20201209123823-ac852fbbde11 h1:lwlPPsmjDKK0J6eG6xDWd5XPehI0R024zxjDnw3esPA= golang.org/x/net v0.0.0-20201209123823-ac852fbbde11/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg= golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U= @@ -376,14 +326,11 @@ golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190606165138-5da285871e9c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.0.0-20190616124812-15dcb6c0061f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190624142023-c5567b49c5d0/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190726091711-fc99dfbffb4e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456 h1:ng0gs1AKnRRuEMZoTLLlbOd+C17zUDepwGQBb/n+JVg= golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20191001151750-bb3f8db39f24/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200113162924-86b910548bc1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= @@ -401,8 +348,6 @@ golang.org/x/sys v0.0.0-20200523222454-059865788121/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200905004654-be1d3432aa8f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.0.0-20201112073958-5cba982894dd h1:5CtCZbICpIOFdgO940moixOPjc0178IU44m4EjOO5IY= -golang.org/x/sys v0.0.0-20201112073958-5cba982894dd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210104204734-6f8348627aad h1:MCsdmFSdEd4UEa5TKS5JztCRHK/WtvNei1edOj5RSRo= @@ -422,8 +367,6 @@ golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 h1:SvFZT6jyqRaOeXpc5h/JSfZe golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= golang.org/x/time v0.0.0-20191024005414-555d28b269f0 h1:/5xXl8Y5W96D+TtHSlonuFqGHIWVuyCkGJLwGh9JJFs= golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= -golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e h1:EHBhcS0mlXEAVwNyO2dLfjToGsyY4j24pTs2ScHnX7s= -golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20181011042414-1f849cf54d09/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20181030221726-6c7e314b6563/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= @@ -436,7 +379,6 @@ golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBn golang.org/x/tools v0.0.0-20190506145303-2d16b83fe98c/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q= golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q= golang.org/x/tools v0.0.0-20190606124116-d0a3d012864b/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= -golang.org/x/tools v0.0.0-20190614205625-5aca471b1d59/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= golang.org/x/tools v0.0.0-20190628153133-6cdbf07be9d0/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= golang.org/x/tools v0.0.0-20190816200558-6889da9d5479/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= @@ -475,6 +417,7 @@ golang.org/x/tools v0.0.0-20210105154028-b0ab187a4818/go.mod h1:emZCQorbCU4vsT4f golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE= golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= google.golang.org/api v0.4.0 h1:KKgc1aqhV8wDPbDzlDtpvyjZFY3vjz85FP7p4wcQUyI= google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE= @@ -572,22 +515,19 @@ google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGj google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c= google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY= gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= -gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI= +gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4= gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys= gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc= gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw= +gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ= gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw= gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I= gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= -gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10= -gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= -gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU= -gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= -gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo= gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= @@ -599,43 +539,22 @@ honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9 honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k= k8s.io/api v0.17.0 h1:H9d/lw+VkZKEVIUc8F3wgiQ+FUXTTr21M87jXLU7yqM= k8s.io/api v0.17.0/go.mod h1:npsyOePkeP0CPwyGfXDHxvypiYMJxBWAMpQxCaJ4ZxI= -k8s.io/api v0.20.0 h1:WwrYoZNM1W1aQEbyl8HNG+oWGzLpZQBlcerS9BQw9yI= -k8s.io/api v0.20.0/go.mod h1:HyLC5l5eoS/ygQYl1BXBgFzWNlkHiAuyNAbevIn+FKg= -k8s.io/api v0.20.2 h1:y/HR22XDZY3pniu9hIFDLpUCPq2w5eQ6aV/VFQ7uJMw= k8s.io/apimachinery v0.17.0 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h1:WOJ3KddDSol4tAGcJo0Tvi+dK12EcqSLqcWsryKMpfM= k8s.io/utils v0.0.0-20191114184206-e782cd3c129f h1:GiPwtSzdP43eI1hpPCbROQCCIgCuiMMNF8YUVLF3vJo= k8s.io/utils v0.0.0-20191114184206-e782cd3c129f/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew= -k8s.io/utils v0.0.0-20201110183641-67b214c5f920 h1:CbnUZsM497iRC5QMVkHwyl8s2tB3g7yaSHkYPkpgelw= -k8s.io/utils v0.0.0-20201110183641-67b214c5f920/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA= rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8= rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0= rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA= sigs.k8s.io/structured-merge-diff v0.0.0-20190525122527-15d366b2352e/go.mod h1:wWxsB5ozmmv/SG7nM11ayaAW51xMvak/t1r0CSlcokI= -sigs.k8s.io/structured-merge-diff/v4 v4.0.2 h1:YHQV7Dajm86OuqnIR6zAelnDWBRjo+YhYV9PmGrh1s8= -sigs.k8s.io/structured-merge-diff/v4 v4.0.2/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw= sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs= sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o= -sigs.k8s.io/yaml v1.2.0 h1:kr/MCeFWJWTwyaHoR9c8EjH9OumOmoF9YGiZd7lFm/Q= -sigs.k8s.io/yaml v1.2.0/go.mod h1:yfXDCHCao9+ENCvLSE62v9VSji2MKu5jeNfTrofGhJc= diff --git a/main.go b/main.go index 9c3450d..c3ec03c 100644 --- a/main.go +++ b/main.go @@ -2,132 +2,47 @@ package main import ( "flag" - "fmt" - "path/filepath" - "github.com/broadinstitute/disk-manager/client" "github.com/broadinstitute/disk-manager/config" + "github.com/broadinstitute/disk-manager/disk" "github.com/broadinstitute/disk-manager/logs" - "golang.org/x/net/context" - "google.golang.org/api/compute/v1" - metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/client-go/kubernetes" _ "k8s.io/client-go/plugin/pkg/client/auth/gcp" "k8s.io/client-go/util/homedir" + "path/filepath" ) +type args struct { + local bool + kubeconfig string + configFile string +} + func main() { - a := parseArgs() - config, err := config.Read(*a.configFile) + args := parseArgs() + + cfg, err := config.Read(args.configFile) if err != nil { - logs.Error.Fatalf("Error building config: %v", err) + logs.Error.Fatal(err) } logs.Info.Printf("Building clients...") - clients, err := client.Build(a.local, a.kubeconfig) + clients, err := client.Build(args.local, args.kubeconfig) if err != nil { logs.Error.Fatalf("Error building clients: %v, exiting\n", err) } - k8s := clients.GetK8s() - // TODO - pagination needed? - logs.Info.Println("Searching for persistent disks...") - disks, err := getDisks(k8s, config) + m, err := disk.NewDiskManager(cfg, clients) if err != nil { - logs.Error.Fatalf("Error retrieving persistent disks: %v\n", err) + logs.Error.Fatal(err) } - ctx := context.Background() - - gcp := clients.GetGCP() - - logs.Info.Println("Adding snapshot policy to disks...") - if err := addPolicy(ctx, gcp, disks, config); err != nil { - logs.Error.Fatalf("Error adding snapshot policy to disks: %v\n", err) - } - logs.Info.Println("Finished updating disks, exiting...") -} - -type diskInfo struct { - name string - policy string -} - -func getDisks(k8s *kubernetes.Clientset, config *config.Config) ([]diskInfo, error) { - var disks []diskInfo - - // get persistent volume claims - pvcs, err := k8s.CoreV1().PersistentVolumeClaims("").List(metav1.ListOptions{}) - if err != nil { - return nil, fmt.Errorf("Error retrieving persistent volume claims: %v", err) - } - for _, pvc := range pvcs.Items { - if policy, ok := pvc.Annotations[config.TargetAnnotation]; ok { - // retrive associated persistent volume for each claim - pv, err := k8s.CoreV1().PersistentVolumes().Get(pvc.Spec.VolumeName, metav1.GetOptions{}) - if err != nil { - return nil, fmt.Errorf("Error retrieving persistent volume: %s, %v", pvc.Spec.VolumeName, err) - } - diskName := pv.Spec.GCEPersistentDisk.PDName - logs.Info.Printf("found PersistentVolume: %q with disk: %q", pvc.GetName(), diskName) - disk := diskInfo{ - name: diskName, - policy: policy, - } - disks = append(disks, disk) - } - } - return disks, nil -} - -// todo this function is doing too many things, break it up -func addPolicy(ctx context.Context, gcp *compute.Service, disks []diskInfo, config *config.Config) error { - for _, disk := range disks { - policyName := disk.policy - // todo only perform this api call if policyName is different - policy, err := gcp.ResourcePolicies.Get(config.GoogleProject, config.Region, policyName).Context(ctx).Do() - if err != nil { - return fmt.Errorf("Error retrieving snapshot policy: %v", err) - } - policyURL := policy.SelfLink - // check to make sure disk doesn't already have a snapshot policy - hasPolicy, err := hasSnapshotPolicy(ctx, gcp, disk.name, config.GoogleProject, config.Zone) - if err != nil { - logs.Warn.Printf("unable to determine if disk %s has pre-existing resource policy, attempting to add %s", disk.name, policyName) - } - if hasPolicy { - logs.Info.Printf("disk: %s already has snapshot policy: %s ... skipping", disk.name, disk.policy) - continue - } - addPolicyRequest := &compute.DisksAddResourcePoliciesRequest{ - ResourcePolicies: []string{policyURL}, - } - _, err = gcp.Disks.AddResourcePolicies(config.GoogleProject, config.Zone, disk.name, addPolicyRequest).Context(ctx).Do() - if err != nil { - logs.Error.Printf("Error adding snapshot policy: %s to disk %s: %v\n", policyName, disk.name, err) - } - logs.Info.Printf("Added snapshot policy: %s to disk: %s", policyName, disk.name) - } - return nil -} - -func hasSnapshotPolicy(ctx context.Context, gcp *compute.Service, disk, project, zone string) (bool, error) { - resp, err := gcp.Disks.Get(project, zone, disk).Context(ctx).Do() + err = m.Run() if err != nil { - return false, fmt.Errorf("Error determining if disk %s has pre-existing resource policy: %v", disk, err) + logs.Error.Fatal(err) } - if len(resp.ResourcePolicies) > 0 { - return true, nil - } - return false, nil -} - -type args struct { - local bool - kubeconfig *string - configFile *string } +/* Parse command-line arguments */ func parseArgs() *args { var kubeconfig *string if home := homedir.HomeDir(); home != "" { @@ -138,5 +53,5 @@ func parseArgs() *args { local := flag.Bool("local", false, "use this flag when running locally (outside of cluster to use local kube config") configFile := flag.String("config-file", "/etc/disk-manager/config.yaml", "path to yaml file with disk-manager config") flag.Parse() - return &args{*local, kubeconfig, configFile} + return &args{*local, *kubeconfig, *configFile} }