Merge pull request #65 from adamreese/feat/kube-client

feat(kube): add kubernetes client

Merge pull request #65 from adamreese/feat/kube-client
feat(kube): add kubernetes client
13fd777d · Adam Reese · 325d6b44 · 08d9b85f · 13fd777d · 13fd777d
Commit 13fd777d authored Apr 27, 2016 by Adam Reese
5 changed files
--- a/glide.lock
+++ b/glide.lock
-hash: 23af9670ae8c1600f0f3c70bd9191e0df9211fed1e57430160aed95d5c71c2d1
+hash: 78e69db1e2c08b4c326c61c47d602ccb5d0d4a782e5047a460e984d0c22f43a3
-updated: 2016-04-20T17:16:04.782839628-06:00
+updated: 2016-04-27T13:31:53.384640094-07:00
 imports:
+- name: bitbucket.org/ww/goautoneg
+  version: 75cd24fc2f2c
 - name: github.com/aokoli/goutils
  version: 9c37978a95bd5c709a15883b6242714ea6709e64
+- name: github.com/beorn7/perks
+  version: b965b613227fddccbfffe13eae360ed3fa822f8d
+  subpackages:
+  - quantile
+- name: github.com/blang/semver
+  version: 31b736133b98f26d5e078ec9eb591666edfd091f
 - name: github.com/BurntSushi/toml
  version: bbd5bb678321a0d6e58f1099321dfa73391c1b6f
+- name: github.com/davecgh/go-spew
+  version: 5215b55f46b2b919f50a1df0eaa5886afe4e3b3d
+  subpackages:
+  - spew
+- name: github.com/docker/distribution
+  version: 55f1b7651f6242617133312ff8af5c2e4e3628ea
+  subpackages:
+  - digest
+  - reference
+- name: github.com/docker/docker
+  version: 0f5c9d301b9b1cca66b3ea0f9dec3b5317d3686d
+  subpackages:
+  - pkg/jsonmessage
+  - pkg/mount
+  - pkg/stdcopy
+  - pkg/symlink
+  - pkg/term
+  - pkg/timeutils
+  - pkg/units
+- name: github.com/docker/engine-api
+  version: 26cdffeca716ae4df98070051a852b3198d7d153
+  subpackages:
+  - client
+  - types
+  - types/container
+  - types/filters
+  - types/network
+  - types/registry
+  - types/blkiodev
+  - types/strslice
+- name: github.com/docker/go-connections
+  version: f549a9393d05688dff0992ef3efd8bbe6c628aeb
+  subpackages:
+  - nat
+  - sockets
+  - tlsconfig
+- name: github.com/docker/go-units
+  version: 0bbddae09c5a5419a8c6dcdd7ff90da3d450393b
+- name: github.com/emicklei/go-restful
+  version: 496d495156da218b9912f03dfa7df7f80fbd8cc3
+  subpackages:
+  - swagger
+  - log
+- name: github.com/evanphx/json-patch
+  version: 7dd4489c2eb6073e5a9d7746c3274c5b5f0387df
+- name: github.com/ghodss/yaml
+  version: 73d445a93680fa1a78ae23a5839bad48f32ba1ee
+- name: github.com/gogo/protobuf
+  version: 82d16f734d6d871204a3feb1a73cb220cc92574c
+  subpackages:
+  - gogoproto
+  - plugin/defaultcheck
+  - plugin/description
+  - plugin/embedcheck
+  - plugin/enumstringer
+  - plugin/equal
+  - plugin/face
+  - plugin/gostring
+  - plugin/grpc
+  - plugin/marshalto
+  - plugin/oneofcheck
+  - plugin/populate
+  - plugin/size
+  - plugin/stringer
+  - plugin/testgen
+  - plugin/union
+  - plugin/unmarshal
+  - proto
+  - protoc-gen-gogo/descriptor
+  - protoc-gen-gogo/generator
+  - protoc-gen-gogo/plugin
+  - sortkeys
+  - vanity
+- name: github.com/golang/glog
+  version: 44145f04b68cf362d9c4df2182967c2275eaefed
+- name: github.com/golang/groupcache
+  version: 604ed5785183e59ae2789449d89e73f3a2a77987
+  subpackages:
+  - lru
 - name: github.com/golang/protobuf
  version: f0a097ddac24fb00e07d2ac17f8671423f3ea47c
  subpackages:
  - proto
  - ptypes/any
  - ptypes/timestamp
+- name: github.com/google/cadvisor
+  version: 546a3771589bdb356777c646c6eca24914fdd48b
+  subpackages:
+  - api
+  - cache/memory
+  - collector
+  - container
+  - events
+  - fs
+  - healthz
+  - http
+  - info/v1
+  - info/v2
+  - manager
+  - metrics
+  - pages
+  - storage
+  - summary
+  - utils
+  - validate
+  - version
+- name: github.com/google/gofuzz
+  version: bbcb9da2d746f8bdbd6a936686a0a6067ada0ec5
+- name: github.com/imdario/mergo
+  version: 6633656539c1639d9d78127b7d47c622b5d7b6dc
+- name: github.com/inconshreveable/mousetrap
+  version: 76626ae9c91c4f2a10f34cad8ce83ea42c93bb75
+- name: github.com/juju/ratelimit
+  version: 77ed1c8a01217656d2080ad51981f6e99adaa177
 - name: github.com/Masterminds/semver
  version: 808ed7761c233af2de3f9729a041d68c62527f3a
 - name: github.com/Masterminds/sprig
-  version: 679bb747f11c6ffc3373965988fea8877c40b47b
+  version: e6494bc7e81206ba6db404d2fd96500ffc453407
+- name: github.com/matttproud/golang_protobuf_extensions
+  version: fc2b8d3a73c4867e51861bbdd5ae3c1f0869dd6a
+  subpackages:
+  - pbutil
+- name: github.com/opencontainers/runc
+  version: 7ca2aa4873aea7cb4265b1726acb24b90d8726c6
+  subpackages:
+  - libcontainer
+  - libcontainer/cgroups/fs
+  - libcontainer/configs
+  - libcontainer/cgroups
+  - libcontainer/system
+- name: github.com/pborman/uuid
+  version: ca53cad383cad2479bbba7f7a1a05797ec1386e4
+- name: github.com/prometheus/client_golang
+  version: 3b78d7a77f51ccbc364d4bc170920153022cfd08
+  subpackages:
+  - prometheus
+- name: github.com/prometheus/client_model
+  version: fa8ad6fec33561be4280a8f0514318c79d7f6cb6
+  subpackages:
+  - go
+- name: github.com/prometheus/common
+  version: ef7a9a5fb138aa5d3a19988537606226869a0390
+  subpackages:
+  - expfmt
+  - model
+- name: github.com/prometheus/procfs
+  version: 490cc6eb5fa45bf8a8b7b73c8bc82a8160e8531d
 - name: github.com/spf13/cobra
-  version: 4c05eb1145f16d0e6bb4a3e1b6d769f4713cb41f
+  version: e14e47b7a916ed178f4559ebd7e625cf16410181
  subpackages:
  - cobra
 - name: github.com/spf13/pflag
-  version: 8f6a28b0916586e7f22fe931ae2fcfc380b1c0e6
+  version: cb88ea77998c3f024757528e3305022ab50b43be
 - name: github.com/technosophos/moniker
  version: 9f956786b91d9786ca11aa5be6104542fa911546
+- name: github.com/ugorji/go
+  version: f4485b318aadd133842532f841dc205a8e339d74
+  subpackages:
+  - codec
 - name: golang.org/x/net
  version: fb93926129b8ec0056f2f458b1f519654814edf0
  subpackages:
@@ -31,6 +180,31 @@ imports:
  - trace
  - http2/hpack
  - internal/timeseries
+  - context/ctxhttp
+- name: golang.org/x/oauth2
+  version: b5adcc2dcdf009d0391547edc6ecbaff889f5bb9
+  subpackages:
+  - google
+  - internal
+  - jwt
+  - jws
+- name: google.golang.org/appengine
+  version: 12d5545dc1cfa6047a286d5e853841b6471f4c19
+  subpackages:
+  - internal
+  - internal/app_identity
+  - internal/base
+  - internal/datastore
+  - internal/log
+  - internal/modules
+  - internal/remote_api
+  - urlfetch
+  - internal/urlfetch
+- name: google.golang.org/cloud
+  version: eb47ba841d53d93506cfbfbc03927daf9cc48f88
+  subpackages:
+  - compute/metadata
+  - internal
 - name: google.golang.org/grpc
  version: dec33edc378cf4971a2741cfd86ed70a644d6ba3
  subpackages:
@@ -44,4 +218,131 @@ imports:
  - peer
 - name: gopkg.in/yaml.v2
  version: a83829b6f1293c91addabc89d0571c246397bbf4
+- name: k8s.io/heapster
+  version: 0991ac528ea24aae194e45d6dcf01896cb42cbea
+  subpackages:
+  - api/v1/types
+- name: k8s.io/kubernetes
+  version: 95f2ca2ff65a03342746a2a49b8f360428dd94a2
+  subpackages:
+  - pkg/client/unversioned/clientcmd
+  - pkg/kubectl/cmd/util
+  - pkg/kubectl/resource
+  - pkg/api
+  - pkg/api/unversioned
+  - pkg/client/restclient
+  - pkg/client/unversioned/auth
+  - pkg/client/unversioned/clientcmd/api
+  - pkg/client/unversioned/clientcmd/api/latest
+  - pkg/runtime
+  - pkg/util/errors
+  - pkg/util/homedir
+  - pkg/util/validation
+  - pkg/api/errors
+  - pkg/api/meta
+  - pkg/api/validation
+  - pkg/apimachinery
+  - pkg/apimachinery/registered
+  - pkg/apis/apps
+  - pkg/apis/autoscaling
+  - pkg/apis/batch
+  - pkg/apis/extensions
+  - pkg/apis/metrics
+  - pkg/client/typed/discovery
+  - pkg/client/unversioned
+  - pkg/client/unversioned/adapters/internalclientset
+  - pkg/kubectl
+  - pkg/labels
+  - pkg/registry/thirdpartyresourcedata
+  - pkg/runtime/serializer/json
+  - pkg/util/flag
+  - pkg/util/strategicpatch
+  - pkg/util/sets
+  - pkg/util/yaml
+  - pkg/watch
+  - pkg/api/resource
+  - pkg/auth/user
+  - pkg/conversion
+  - pkg/fields
+  - pkg/runtime/serializer
+  - pkg/types
+  - pkg/util
+  - pkg/util/intstr
+  - pkg/util/rand
+  - pkg/api/v1
+  - pkg/client/metrics
+  - pkg/client/transport
+  - pkg/util/crypto
+  - pkg/util/flowcontrol
+  - pkg/util/net
+  - pkg/version
+  - pkg/watch/json
+  - pkg/client/unversioned/clientcmd/api/v1
+  - pkg/runtime/serializer/versioning
+  - pkg/conversion/queryparams
+  - pkg/util/json
+  - pkg/util/validation/field
+  - pkg/api/endpoints
+  - pkg/api/pod
+  - pkg/api/service
+  - pkg/api/util
+  - pkg/capabilities
+  - pkg/api/install
+  - pkg/apis/apps/install
+  - pkg/apis/authorization/install
+  - pkg/apis/autoscaling/install
+  - pkg/apis/batch/install
+  - pkg/apis/componentconfig/install
+  - pkg/apis/extensions/install
+  - pkg/apis/metrics/install
+  - pkg/util/wait
+  - plugin/pkg/client/auth
+  - pkg/client/clientset_generated/internalclientset
+  - pkg/client/clientset_generated/internalclientset/typed/core/unversioned
+  - pkg/client/clientset_generated/internalclientset/typed/extensions/unversioned
+  - pkg/apis/batch/v1
+  - pkg/credentialprovider
+  - pkg/fieldpath
+  - pkg/kubelet/qos/util
+  - pkg/util/deployment
+  - pkg/util/integer
+  - pkg/util/jsonpath
+  - pkg/api/rest
+  - pkg/apis/extensions/v1beta1
+  - pkg/apis/extensions/validation
+  - pkg/registry/generic
+  - pkg/util/framer
+  - third_party/forked/json
+  - pkg/util/runtime
+  - third_party/forked/reflect
+  - pkg/runtime/serializer/protobuf
+  - pkg/runtime/serializer/recognizer
+  - pkg/util/parsers
+  - pkg/watch/versioned
+  - pkg/util/hash
+  - pkg/util/net/sets
+  - pkg/apis/apps/v1alpha1
+  - pkg/apis/authorization
+  - pkg/apis/authorization/v1beta1
+  - pkg/apis/autoscaling/v1
+  - pkg/apis/componentconfig
+  - pkg/apis/componentconfig/v1alpha1
+  - pkg/apis/metrics/v1alpha1
+  - plugin/pkg/client/auth/gcp
+  - pkg/client/clientset_generated/internalclientset/typed/batch/unversioned
+  - pkg/controller
+  - pkg/util/labels
+  - pkg/util/pod
+  - third_party/golang/template
+  - pkg/api/unversioned/validation
+  - pkg/controller/podautoscaler
+  - pkg/storage
+  - pkg/kubelet/qos
+  - pkg/master/ports
+  - pkg/client/cache
+  - pkg/client/record
+  - pkg/controller/framework
+  - pkg/controller/podautoscaler/metrics
+- name: speter.net/go/exp/math/dec/inf
+  version: 42ca6cd68aa922bc3f32f1e056e61b65945d9ad7
 devImports: []
--- a/glide.yaml
+++ b/glide.yaml
 package: github.com/deis/tiller
 import:
 - package: golang.org/x/net
+  version: fb93926129b8ec0056f2f458b1f519654814edf0
  subpackages:
  - context
 - package: github.com/spf13/cobra
@@ -12,8 +13,19 @@ import:
 - package: github.com/Masterminds/semver
  version: 1.1.0
 - package: github.com/BurntSushi/toml
+  version: bbd5bb678321a0d6e58f1099321dfa73391c1b6f
 - package: github.com/technosophos/moniker
 - package: github.com/golang/protobuf
  version: f0a097ddac24fb00e07d2ac17f8671423f3ea47c
+  subpackages:
+  - proto
+  - ptypes/any
+  - ptypes/timestamp
 - package: google.golang.org/grpc
  version: dec33edc378cf4971a2741cfd86ed70a644d6ba3
+- package: k8s.io/kubernetes
+  version: ^1.2
+  subpackages:
+    - pkg/client/unversioned/clientcmd
+    - pkg/kubectl/cmd/util
+    - pkg/kubectl/resource
--- a/pkg/kube/client.go
+++ b/pkg/kube/client.go
+package kube
+import (
+	"fmt"
+	"io"
+	"k8s.io/kubernetes/pkg/client/unversioned/clientcmd"
+	cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
+	"k8s.io/kubernetes/pkg/kubectl/resource"
+)
+const includeThirdPartyAPIs = false
+// ResourceActorFunc performs an action on a signle resource.
+type ResourceActorFunc func(*resource.Info) error
+// Create creates kubernetes resources from an io.reader
+//
+// Namespace will set the namespace
+// Config allows for overiding values from kubectl
+func Create(namespace string, reader io.Reader, config clientcmd.ClientConfig) error {
+	f := cmdutil.NewFactory(config)
+	return perform(f, namespace, reader, createResource)
+}
+func perform(f *cmdutil.Factory, namespace string, reader io.Reader, fn ResourceActorFunc) error {
+	r := f.NewBuilder(includeThirdPartyAPIs).
+		ContinueOnError().
+		NamespaceParam(namespace).
+		RequireNamespace().
+		Stream(reader, "").
+		Flatten().
+		Do()
+	if r.Err() != nil {
+		return r.Err()
+	}
+	count := 0
+	err := r.Visit(func(info *resource.Info, err error) error {
+		if err != nil {
+			return err
+		}
+		err = fn(info)
+		if err == nil {
+			count++
+		}
+		return err
+	})
+	if err != nil {
+		return err
+	}
+	if count == 0 {
+		return fmt.Errorf("no objects passed to create")
+	}
+	return nil
+}
+func createResource(info *resource.Info) error {
+	_, err := resource.NewHelper(info.Client, info.Mapping).Create(info.Namespace, true, info.Object)
+	return err
+}
--- a/pkg/kube/client_test.go
+++ b/pkg/kube/client_test.go
+package kube
+import (
+	"os"
+	"testing"
+	"k8s.io/kubernetes/pkg/api/meta"
+	"k8s.io/kubernetes/pkg/client/unversioned/fake"
+	cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
+	"k8s.io/kubernetes/pkg/kubectl/resource"
+)
+func TestPerform(t *testing.T) {
+	input, err := os.Open("./testdata/guestbook-all-in-one.yaml")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer input.Close()
+	results := []*resource.Info{}
+	fn := func(info *resource.Info) error {
+		results = append(results, info)
+		if info.Namespace != "test" {
+			t.Errorf("expected namespace to be 'test', got %s", info.Namespace)
+		}
+		return nil
+	}
+	f := cmdutil.NewFactory(nil)
+	f.ClientForMapping = func(mapping *meta.RESTMapping) (resource.RESTClient, error) {
+		return &fake.RESTClient{}, nil
+	}
+	if err := perform(f, "test", input, fn); err != nil {
+		t.Fatalf("Unexpected error: %s", err)
+	}
+	if len(results) != 6 {
+		t.Errorf("expected 6 result objects, got %d", len(results))
+	}
+}
--- a/pkg/kube/testdata/guestbook-all-in-one.yaml
+++ b/pkg/kube/testdata/guestbook-all-in-one.yaml
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-master
+  labels:
+    app: redis
+    tier: backend
+    role: master
+spec:
+  ports:
+    # the port that this service should serve on
+  - port: 6379
+    targetPort: 6379
+  selector:
+    app: redis
+    tier: backend
+    role: master
+---
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: redis-master
+  # these labels can be applied automatically
+  # from the labels in the pod template if not set
+  # labels:
+  #   app: redis
+  #   role: master
+  #   tier: backend
+spec:
+  # this replicas value is default
+  # modify it according to your case
+  replicas: 1
+  # selector can be applied automatically
+  # from the labels in the pod template if not set
+  # selector:
+  #   matchLabels:
+  #     app: guestbook
+  #     role: master
+  #     tier: backend
+  template:
+    metadata:
+      labels:
+        app: redis
+        role: master
+        tier: backend
+    spec:
+      containers:
+      - name: master
+        image: gcr.io/google_containers/redis:e2e  # or just image: redis
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        ports:
+        - containerPort: 6379
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-slave
+  labels:
+    app: redis
+    tier: backend
+    role: slave
+spec:
+  ports:
+    # the port that this service should serve on
+  - port: 6379
+  selector:
+    app: redis
+    tier: backend
+    role: slave
+---
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: redis-slave
+  # these labels can be applied automatically
+  # from the labels in the pod template if not set
+  # labels:
+  #   app: redis
+  #   role: slave
+  #   tier: backend
+spec:
+  # this replicas value is default
+  # modify it according to your case
+  replicas: 2
+  # selector can be applied automatically
+  # from the labels in the pod template if not set
+  # selector:
+  #   matchLabels:
+  #     app: guestbook
+  #     role: slave
+  #     tier: backend
+  template:
+    metadata:
+      labels:
+        app: redis
+        role: slave
+        tier: backend
+    spec:
+      containers:
+      - name: slave
+        image: gcr.io/google_samples/gb-redisslave:v1
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        env:
+        - name: GET_HOSTS_FROM
+          value: dns
+          # If your cluster config does not include a dns service, then to
+          # instead access an environment variable to find the master
+          # service's host, comment out the 'value: dns' line above, and
+          # uncomment the line below.
+          # value: env
+        ports:
+        - containerPort: 6379
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: frontend
+  labels:
+    app: guestbook
+    tier: frontend
+spec:
+  # if your cluster supports it, uncomment the following to automatically create
+  # an external load-balanced IP for the frontend service.
+  # type: LoadBalancer
+  ports:
+    # the port that this service should serve on
+  - port: 80
+  selector:
+    app: guestbook
+    tier: frontend
+---
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: frontend
+  # these labels can be applied automatically
+  # from the labels in the pod template if not set
+  # labels:
+  #   app: guestbook
+  #   tier: frontend
+spec:
+  # this replicas value is default
+  # modify it according to your case
+  replicas: 3
+  # selector can be applied automatically
+  # from the labels in the pod template if not set
+  # selector:
+  #   matchLabels:
+  #     app: guestbook
+  #     tier: frontend
+  template:
+    metadata:
+      labels:
+        app: guestbook
+        tier: frontend
+    spec:
+      containers:
+      - name: php-redis
+        image: gcr.io/google-samples/gb-frontend:v4
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        env:
+        - name: GET_HOSTS_FROM
+          value: dns
+          # If your cluster config does not include a dns service, then to
+          # instead access environment variables to find service host
+          # info, comment out the 'value: dns' line above, and uncomment the
+          # line below.
+          # value: env
+        ports:
+        - containerPort: 80