Merge pull request #53 from fibonacci1729/feat/tiller-client

feat(tiller): add initial tiller client for basic helm installs.

_proto/hapi/chart/chart.proto

@@ -23,7 +23,7 @@ message Chart {
 	// Charts that this chart depends on.
 	repeated Chart dependencies = 3;
 
-  // Default config for this template.
+  	// Default config for this template.
-  hapi.chart.Config values = 4;
+  	hapi.chart.Config values = 4;
 
 }

_proto/hapi/chart/config.proto

@@ -11,4 +11,15 @@ option go_package = "chart";
 //
 message Config {
   string raw = 1;
+
+  map<string,Value> values = 2;
+}
+
+//
+// Value:
+//
+//		TODO
+//
+message Value {
+	string value = 1;
 }

_proto/hapi/chart/metadata.proto

@@ -33,7 +33,7 @@ message Metadata {
 	string home = 2;
 
 	// Source is the URL to the source code of this chart
-	string source = 3;
+	repeated string sources = 3;
 	
 	// A SemVer 2 conformant version string of the chart
 	string version = 4;

cmd/helm/init.go

@@ -12,7 +12,7 @@ import (
 	"github.com/spf13/cobra"
 )
 
-const installDesc = `
+const initDesc = `
 This command installs Tiller (the helm server side component) onto your
 Kubernetes Cluster and sets up local configuration in $HELM_HOME (default: ~/.helm/)
 `

cmd/helm/install.go

@@ -0,0 +1,65 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/spf13/cobra"
+
+	"github.com/deis/tiller/pkg/chart"
+	"github.com/deis/tiller/pkg/helm"
+)
+
+const installDesc = `
+This command installs a chart archive.
+`
+
+func init() {
+	RootCommand.Flags()
+	RootCommand.AddCommand(installCmd)
+}
+
+var installCmd = &cobra.Command{
+	Use:   "install [CHART]",
+	Short: "install a chart archive.",
+	Long:  installDesc,
+	RunE:  runInstall,
+}
+
+func runInstall(cmd *cobra.Command, args []string) error {
+	if len(args) == 0 {
+		return fmt.Errorf("This command needs at least one argument, the name of the chart.")
+	}
+
+	ch, err := loadChart(args[0])
+	if err != nil {
+		return err
+	}
+
+	res, err := helm.InstallRelease(ch)
+	if err != nil {
+		return err
+	}
+
+	fmt.Printf("release.name:   %s\n", res.Release.Name)
+	fmt.Printf("release.chart:  %s\n", res.Release.Chart.Metadata.Name)
+	fmt.Printf("release.status: %s\n", res.Release.Info.Status.Code)
+
+	return nil
+}
+
+func loadChart(path string) (*chart.Chart, error) {
+	path, err := filepath.Abs(path)
+	if err != nil {
+		return nil, err
+	}
+
+	if fi, err := os.Stat(path); err != nil {
+		return nil, err
+	} else if fi.IsDir() {
+		return chart.LoadDir(path)
+	}
+
+	return chart.Load(path)
+}

pkg/chart/chart.go

@@ -93,6 +93,11 @@ func (c *Chart) ChartsDir() string {
 	return filepath.Join(c.loader.dir(), preCharts)
 }
 
+// LoadValues loads the contents of values.toml into a map
+func (c *Chart) LoadValues() (Values, error) {
+	return ReadValuesFile(filepath.Join(c.loader.dir(), preValues))
+}
+
 // chartLoader provides load, close, and save implementations for a chart.
 type chartLoader interface {
 	// Chartfile resturns a *Chartfile for this chart.

pkg/helm/client.go

@@ -0,0 +1,34 @@
+package helm
+
+import (
+	"golang.org/x/net/context"
+	"google.golang.org/grpc"
+
+	"github.com/deis/tiller/pkg/proto/hapi/services"
+)
+
+type client struct {
+	cfg  *config
+	conn *grpc.ClientConn
+	impl services.ReleaseServiceClient
+}
+
+func (c *client) dial() (err error) {
+	c.conn, err = grpc.Dial(c.cfg.ServAddr, c.cfg.DialOpts()...)
+	c.impl = services.NewReleaseServiceClient(c.conn)
+	return
+}
+
+func (c *client) install(req *services.InstallReleaseRequest) (res *services.InstallReleaseResponse, err error) {
+	if err = c.dial(); err != nil {
+		return
+	}
+
+	defer c.Close()
+
+	return c.impl.InstallRelease(context.TODO(), req, c.cfg.CallOpts()...)
+}
+
+func (c *client) Close() error {
+	return c.conn.Close()
+}

pkg/helm/config.go

@@ -0,0 +1,28 @@
+package helm
+
+import (
+	"google.golang.org/grpc"
+)
+
+type config struct {
+	ServAddr string
+	Insecure bool
+}
+
+func (cfg *config) DialOpts() (opts []grpc.DialOption) {
+	if cfg.Insecure {
+		opts = append(opts, grpc.WithInsecure())
+	} else {
+		// TODO: handle transport credentials
+	}
+
+	return
+}
+
+func (cfg *config) CallOpts() (opts []grpc.CallOption) {
+	return
+}
+
+func (cfg *config) client() *client {
+	return &client{cfg: cfg}
+}

pkg/helm/error.go

@@ -0,0 +1,15 @@
+package helm
+
+const (
+	errNotImplemented = Error("helm api not implemented")
+	errMissingSrvAddr = Error("missing tiller address")
+	errMissingTpls    = Error("missing chart templates")
+	errMissingChart   = Error("missing chart metadata")
+	errMissingValues  = Error("missing chart values")
+)
+
+type Error string
+
+func (e Error) Error() string {
+	return string(e)
+}

pkg/helm/helm.go

@@ -0,0 +1,120 @@
+package helm
+
+import (
+	"github.com/deis/tiller/pkg/chart"
+	chartpb "github.com/deis/tiller/pkg/proto/hapi/chart"
+	"github.com/deis/tiller/pkg/proto/hapi/services"
+)
+
+var Config = &config{
+	ServAddr: ":44134",
+	Insecure: true,
+}
+
+func ListReleases(limit, offset int) (<-chan *services.ListReleasesResponse, error) {
+	return nil, errNotImplemented
+}
+
+func GetReleaseStatus(name string) (*services.GetReleaseStatusResponse, error) {
+	return nil, errNotImplemented
+}
+
+func GetReleaseContent(name string) (*services.GetReleaseContentResponse, error) {
+	return nil, errNotImplemented
+}
+
+func UpdateRelease(name string) (*services.UpdateReleaseResponse, error) {
+	return nil, errNotImplemented
+}
+
+func UninstallRelease(name string) (*services.UninstallReleaseResponse, error) {
+	return nil, errNotImplemented
+}
+
+func InstallRelease(ch *chart.Chart) (res *services.InstallReleaseResponse, err error) {
+	chpb := new(chartpb.Chart)
+
+	chpb.Metadata, err = mkProtoMetadata(ch.Chartfile())
+	if err != nil {
+		return
+	}
+
+	chpb.Templates, err = mkProtoTemplates(ch)
+	if err != nil {
+		return
+	}
+
+	chpb.Dependencies, err = mkProtoChartDeps(ch)
+	if err != nil {
+		return
+	}
+
+	var vals *chartpb.Config
+
+	vals, err = mkProtoConfigValues(ch)
+	if err != nil {
+		return
+	}
+
+	res, err = Config.client().install(&services.InstallReleaseRequest{
+		Chart:  chpb,
+		Values: vals,
+	})
+
+	return
+}
+
+// pkg/chart to proto/hapi/chart helpers. temporary.
+func mkProtoMetadata(ch *chart.Chartfile) (*chartpb.Metadata, error) {
+	if ch == nil {
+		return nil, errMissingChart
+	}
+
+	md := &chartpb.Metadata{
+		Name:        ch.Name,
+		Home:        ch.Home,
+		Version:     ch.Version,
+		Description: ch.Description,
+	}
+
+	md.Sources = make([]string, len(ch.Source))
+	copy(md.Sources, ch.Source)
+
+	md.Keywords = make([]string, len(ch.Keywords))
+	copy(md.Keywords, ch.Keywords)
+
+	for _, maintainer := range ch.Maintainers {
+		md.Maintainers = append(md.Maintainers, &chartpb.Maintainer{
+			Name:  maintainer.Name,
+			Email: maintainer.Email,
+		})
+	}
+
+	return md, nil
+}
+
+func mkProtoTemplates(ch *chart.Chart) ([]*chartpb.Template, error) {
+	tpls, err := ch.LoadTemplates()
+	if err != nil {
+		return nil, err
+	}
+
+	_ = tpls
+
+	return nil, nil
+}
+
+func mkProtoChartDeps(ch *chart.Chart) ([]*chartpb.Chart, error) {
+	return nil, nil
+}
+
+func mkProtoConfigValues(ch *chart.Chart) (*chartpb.Config, error) {
+	vals, err := ch.LoadValues()
+	if err != nil {
+		return nil, errMissingValues
+	}
+
+	_ = vals
+
+	return nil, nil
+}

pkg/proto/hapi/chart/chart.pb.go

@@ -14,6 +14,7 @@ It is generated from these files:
 It has these top-level messages:
 	Chart
 	Config
+	Value
 	Maintainer
 	Metadata
 	Template

pkg/proto/hapi/chart/config.pb.go

@@ -19,7 +19,8 @@ var _ = math.Inf
 // 		A config supplies values to the parametrizable templates of a chart.
 //
 type Config struct {
-	Raw string `protobuf:"bytes,1,opt,name=raw" json:"raw,omitempty"`
+	Raw    string            `protobuf:"bytes,1,opt,name=raw" json:"raw,omitempty"`
+	Values map[string]*Value `protobuf:"bytes,2,rep,name=values" json:"values,omitempty" protobuf_key:"bytes,1,opt,name=key" protobuf_val:"bytes,2,opt,name=value"`
 }
 
 func (m *Config) Reset()                    { *m = Config{} }
@@ -27,16 +28,44 @@ func (m *Config) String() string            { return proto.CompactTextString(m)
 func (*Config) ProtoMessage()               {}
 func (*Config) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{0} }
 
+func (m *Config) GetValues() map[string]*Value {
+	if m != nil {
+		return m.Values
+	}
+	return nil
+}
+
+//
+// Value:
+//
+// 		TODO
+//
+type Value struct {
+	Value string `protobuf:"bytes,1,opt,name=value" json:"value,omitempty"`
+}
+
+func (m *Value) Reset()                    { *m = Value{} }
+func (m *Value) String() string            { return proto.CompactTextString(m) }
+func (*Value) ProtoMessage()               {}
+func (*Value) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{1} }
+
 func init() {
 	proto.RegisterType((*Config)(nil), "hapi.chart.Config")
+	proto.RegisterType((*Value)(nil), "hapi.chart.Value")
 }
 
 var fileDescriptor1 = []byte{
-	// 89 bytes of a gzipped FileDescriptorProto
+	// 179 bytes of a gzipped FileDescriptorProto
 	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0x12, 0xcf, 0x48, 0x2c, 0xc8,
 	0xd4, 0x4f, 0xce, 0x48, 0x2c, 0x2a, 0xd1, 0x4f, 0xce, 0xcf, 0x4b, 0xcb, 0x4c, 0xd7, 0x2b, 0x28,
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+	0xca, 0x2f, 0xc9, 0x17, 0xe2, 0x02, 0x49, 0xe8, 0x81, 0x25, 0x94, 0x16, 0x30, 0x72, 0xb1, 0x39,
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-	0xff, 0xfe, 0xa0, 0x78, 0x2a, 0x52, 0x00, 0x00, 0x00,
+	0x0d, 0x6e, 0x23, 0x39, 0x3d, 0x84, 0x4e, 0x3d, 0x88, 0x2e, 0xbd, 0x30, 0xb0, 0x02, 0xd7, 0xbc,
+	0x92, 0xa2, 0xca, 0x20, 0xa8, 0x6a, 0x29, 0x1f, 0x2e, 0x6e, 0x24, 0x61, 0x90, 0xc1, 0xd9, 0xa9,
+	0x95, 0x30, 0x83, 0x81, 0x4c, 0x21, 0x75, 0x2e, 0x56, 0xb0, 0x52, 0xa0, 0xb9, 0x8c, 0x40, 0x73,
+	0x05, 0x91, 0xcd, 0x05, 0xeb, 0x0c, 0x82, 0xc8, 0x5b, 0x31, 0x59, 0x30, 0x2a, 0xc9, 0x72, 0xb1,
+	0x82, 0xc5, 0x84, 0x44, 0x60, 0xba, 0x20, 0x26, 0x41, 0x38, 0x4e, 0xec, 0x51, 0xac, 0x60, 0x8d,
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+	0x00, 0x00, 0x00,
 }

pkg/proto/hapi/chart/metadata.pb.go

@@ -44,7 +44,7 @@ type Metadata struct {
 	// The URL to a relecant project page, git repo, or contact person
 	Home string `protobuf:"bytes,2,opt,name=home" json:"home,omitempty"`
 	// Source is the URL to the source code of this chart
-	Source string `protobuf:"bytes,3,opt,name=source" json:"source,omitempty"`
+	Sources []string `protobuf:"bytes,3,rep,name=sources" json:"sources,omitempty"`
 	// A SemVer 2 conformant version string of the chart
 	Version string `protobuf:"bytes,4,opt,name=version" json:"version,omitempty"`
 	// A one-sentence description of the chart
@@ -74,18 +74,18 @@ func init() {
 
 var fileDescriptor2 = []byte{
 	// 224 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0x6c, 0x90, 0xb1, 0x4e, 0xc3, 0x30,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0x6c, 0x90, 0x3f, 0x4f, 0xc4, 0x30,
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 }