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@ -1,5 +1,5 @@
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/*
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/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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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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 not use this file except in compliance with the License.
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@ -20,18 +20,20 @@ import (
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"bytes"
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"bytes"
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"fmt"
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"fmt"
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"io"
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"io"
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"path/filepath"
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"strings"
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"strings"
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"text/template"
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"text/template"
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"time"
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"github.com/Masterminds/sprig"
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"github.com/Masterminds/sprig"
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"github.com/pkg/errors"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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"github.com/spf13/cobra"
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"k8s.io/helm/cmd/helm/require"
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"k8s.io/helm/cmd/helm/require"
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"k8s.io/helm/pkg/chartutil"
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"k8s.io/helm/pkg/chart"
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"k8s.io/helm/pkg/chart/loader"
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"k8s.io/helm/pkg/downloader"
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"k8s.io/helm/pkg/downloader"
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"k8s.io/helm/pkg/getter"
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"k8s.io/helm/pkg/getter"
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"k8s.io/helm/pkg/hapi/chart"
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"k8s.io/helm/pkg/hapi/release"
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"k8s.io/helm/pkg/hapi/release"
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"k8s.io/helm/pkg/helm"
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"k8s.io/helm/pkg/helm"
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)
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)
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@ -46,27 +48,27 @@ To override values in a chart, use either the '--values' flag and pass in a file
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or use the '--set' flag and pass configuration from the command line, to force
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or use the '--set' flag and pass configuration from the command line, to force
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a string value use '--set-string'.
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a string value use '--set-string'.
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$ helm install -f myvalues.yaml ./redis
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$ helm install -f myvalues.yaml myredis ./redis
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or
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or
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$ helm install --set name=prod ./redis
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$ helm install --set name=prod myredis ./redis
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or
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or
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$ helm install --set-string long_int=1234567890 ./redis
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$ helm install --set-string long_int=1234567890 myredis ./redis
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You can specify the '--values'/'-f' flag multiple times. The priority will be given to the
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You can specify the '--values'/'-f' flag multiple times. The priority will be given to the
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last (right-most) file specified. For example, if both myvalues.yaml and override.yaml
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last (right-most) file specified. For example, if both myvalues.yaml and override.yaml
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contained a key called 'Test', the value set in override.yaml would take precedence:
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contained a key called 'Test', the value set in override.yaml would take precedence:
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$ helm install -f myvalues.yaml -f override.yaml ./redis
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$ helm install -f myvalues.yaml -f override.yaml myredis ./redis
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You can specify the '--set' flag multiple times. The priority will be given to the
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You can specify the '--set' flag multiple times. The priority will be given to the
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last (right-most) set specified. For example, if both 'bar' and 'newbar' values are
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last (right-most) set specified. For example, if both 'bar' and 'newbar' values are
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set for a key called 'foo', the 'newbar' value would take precedence:
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set for a key called 'foo', the 'newbar' value would take precedence:
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$ helm install --set foo=bar --set foo=newbar ./redis
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$ helm install --set foo=bar --set foo=newbar myredis ./redis
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To check the generated manifests of a release without installing the chart,
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To check the generated manifests of a release without installing the chart,
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@ -99,7 +101,7 @@ charts in a repository, use 'helm search'.
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`
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`
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type installOptions struct {
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type installOptions struct {
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name string // --name
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name string // arg 0
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dryRun bool // --dry-run
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dryRun bool // --dry-run
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disableHooks bool // --disable-hooks
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disableHooks bool // --disable-hooks
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replace bool // --replace
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replace bool // --replace
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@ -108,7 +110,8 @@ type installOptions struct {
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wait bool // --wait
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wait bool // --wait
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devel bool // --devel
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devel bool // --devel
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depUp bool // --dep-up
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depUp bool // --dep-up
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chartPath string // arg
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chartPath string // arg 1
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generateName bool // --generate-name
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valuesOptions
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valuesOptions
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chartPathOptions
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chartPathOptions
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@ -120,10 +123,10 @@ func newInstallCmd(c helm.Interface, out io.Writer) *cobra.Command {
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o := &installOptions{client: c}
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o := &installOptions{client: c}
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cmd := &cobra.Command{
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cmd := &cobra.Command{
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Use: "install [CHART]",
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Use: "install [NAME] [CHART]",
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Short: "install a chart archive",
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Short: "install a chart",
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Long: installDesc,
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Long: installDesc,
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Args: require.ExactArgs(1),
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Args: require.MinimumNArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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RunE: func(cmd *cobra.Command, args []string) error {
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debug("Original chart version: %q", o.version)
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debug("Original chart version: %q", o.version)
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if o.version == "" && o.devel {
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if o.version == "" && o.devel {
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@ -131,7 +134,13 @@ func newInstallCmd(c helm.Interface, out io.Writer) *cobra.Command {
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o.version = ">0.0.0-0"
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o.version = ">0.0.0-0"
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}
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}
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cp, err := o.locateChart(args[0])
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name, chart, err := o.nameAndChart(args)
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if err != nil {
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return err
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}
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o.name = name // FIXME
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cp, err := o.locateChart(chart)
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if err != nil {
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if err != nil {
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return err
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return err
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}
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}
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@ -142,7 +151,7 @@ func newInstallCmd(c helm.Interface, out io.Writer) *cobra.Command {
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}
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}
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f := cmd.Flags()
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f := cmd.Flags()
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f.StringVarP(&o.name, "name", "", "", "release name. If unspecified, it will autogenerate one for you")
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f.BoolVarP(&o.generateName, "generate-name", "g", false, "generate the name (and omit the NAME parameter)")
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f.BoolVar(&o.dryRun, "dry-run", false, "simulate an install")
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f.BoolVar(&o.dryRun, "dry-run", false, "simulate an install")
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f.BoolVar(&o.disableHooks, "no-hooks", false, "prevent hooks from running during install")
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f.BoolVar(&o.disableHooks, "no-hooks", false, "prevent hooks from running during install")
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f.BoolVar(&o.replace, "replace", false, "re-use the given name, even if that name is already used. This is unsafe in production")
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f.BoolVar(&o.replace, "replace", false, "re-use the given name, even if that name is already used. This is unsafe in production")
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@ -157,6 +166,41 @@ func newInstallCmd(c helm.Interface, out io.Writer) *cobra.Command {
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return cmd
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return cmd
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}
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}
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// nameAndChart returns the name of the release and the chart that should be used.
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//
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// This will read the flags and handle name generation if necessary.
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func (o *installOptions) nameAndChart(args []string) (string, string, error) {
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flagsNotSet := func() error {
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if o.generateName {
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return errors.New("cannot set --generate-name and also specify a name")
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}
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if o.nameTemplate != "" {
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return errors.New("cannot set --name-template and also specify a name")
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}
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return nil
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}
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if len(args) == 2 {
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return args[0], args[1], flagsNotSet()
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}
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if o.nameTemplate != "" {
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newName, err := templateName(o.nameTemplate)
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return newName, args[0], err
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}
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if !o.generateName {
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return "", args[0], errors.New("must either provide a name or specify --generate-name")
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}
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base := filepath.Base(args[0])
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if base == "." || base == "" {
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base = "chart"
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}
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newName := fmt.Sprintf("%s-%d", base, time.Now().Unix())
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return newName, args[0], nil
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}
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func (o *installOptions) run(out io.Writer) error {
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func (o *installOptions) run(out io.Writer) error {
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debug("CHART PATH: %s\n", o.chartPath)
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debug("CHART PATH: %s\n", o.chartPath)
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@ -167,7 +211,7 @@ func (o *installOptions) run(out io.Writer) error {
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// If template is specified, try to run the template.
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// If template is specified, try to run the template.
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if o.nameTemplate != "" {
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if o.nameTemplate != "" {
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o.name, err = generateName(o.nameTemplate)
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o.name, err = templateName(o.nameTemplate)
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if err != nil {
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if err != nil {
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return err
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return err
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}
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}
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@ -176,12 +220,12 @@ func (o *installOptions) run(out io.Writer) error {
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}
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}
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// Check chart requirements to make sure all dependencies are present in /charts
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// Check chart requirements to make sure all dependencies are present in /charts
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chartRequested, err := chartutil.Load(o.chartPath)
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chartRequested, err := loader.Load(o.chartPath)
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if err != nil {
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if err != nil {
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return err
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return err
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}
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}
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if req, err := chartutil.LoadRequirements(chartRequested); err == nil {
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if req := chartRequested.Metadata.Requirements; req != nil {
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// If checkDependencies returns an error, we have unfulfilled dependencies.
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// If checkDependencies returns an error, we have unfulfilled dependencies.
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// As of Helm 2.4.0, this is treated as a stopping condition:
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// As of Helm 2.4.0, this is treated as a stopping condition:
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// https://github.com/kubernetes/helm/issues/2209
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// https://github.com/kubernetes/helm/issues/2209
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@ -203,8 +247,6 @@ func (o *installOptions) run(out io.Writer) error {
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}
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}
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}
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}
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} else if err != chartutil.ErrRequirementsNotFound {
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return errors.Wrap(err, "cannot load requirements")
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}
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}
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rel, err := o.client.InstallReleaseFromChart(
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rel, err := o.client.InstallReleaseFromChart(
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@ -272,41 +314,33 @@ func (o *installOptions) printRelease(out io.Writer, rel *release.Release) {
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if rel == nil {
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if rel == nil {
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return
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return
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}
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}
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// TODO: Switch to text/template like everything else.
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fmt.Fprintf(out, "NAME: %s\n", rel.Name)
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fmt.Fprintf(out, "NAME: %s\n", rel.Name)
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if settings.Debug {
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if settings.Debug {
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printRelease(out, rel)
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printRelease(out, rel)
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}
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}
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}
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}
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func generateName(nameTemplate string) (string, error) {
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func templateName(nameTemplate string) (string, error) {
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t, err := template.New("name-template").Funcs(sprig.TxtFuncMap()).Parse(nameTemplate)
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t, err := template.New("name-template").Funcs(sprig.TxtFuncMap()).Parse(nameTemplate)
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if err != nil {
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if err != nil {
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return "", err
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return "", err
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}
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}
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var b bytes.Buffer
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var b bytes.Buffer
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err = t.Execute(&b, nil)
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err = t.Execute(&b, nil)
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if err != nil {
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return b.String(), err
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return "", err
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}
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return b.String(), nil
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}
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}
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func checkDependencies(ch *chart.Chart, reqs *chartutil.Requirements) error {
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func checkDependencies(ch *chart.Chart, reqs []*chart.Dependency) error {
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missing := []string{}
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var missing []string
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|
deps := ch.Dependencies
|
|
|
|
OUTER:
|
|
|
|
for _, r := range reqs.Dependencies {
|
|
|
|
for _, r := range reqs {
|
|
|
|
found := false
|
|
|
|
for _, d := range ch.Dependencies() {
|
|
|
|
for _, d := range deps {
|
|
|
|
if d.Name() == r.Name {
|
|
|
|
if d.Metadata.Name == r.Name {
|
|
|
|
continue OUTER
|
|
|
|
found = true
|
|
|
|
|
|
|
|
break
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if !found {
|
|
|
|
missing = append(missing, r.Name)
|
|
|
|
missing = append(missing, r.Name)
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if len(missing) > 0 {
|
|
|
|
if len(missing) > 0 {
|
|
|
|
|
tariqibrahim
7 years ago