e7b26fa1b1
This is only used for tests, and the key is not verified anymore, so
instead of creating a key and storing it, we can just use an ad-hoc
one.
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit 8feeaecb84)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
112 lines
3.7 KiB
Go
112 lines
3.7 KiB
Go
package main
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import (
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"os"
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"path/filepath"
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cliconfig "github.com/docker/docker/cli/config"
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"github.com/docker/docker/daemon/config"
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"github.com/docker/docker/opts"
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"github.com/docker/go-connections/tlsconfig"
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"github.com/spf13/pflag"
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)
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const (
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// DefaultCaFile is the default filename for the CA pem file
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DefaultCaFile = "ca.pem"
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// DefaultKeyFile is the default filename for the key pem file
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DefaultKeyFile = "key.pem"
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// DefaultCertFile is the default filename for the cert pem file
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DefaultCertFile = "cert.pem"
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// FlagTLSVerify is the flag name for the TLS verification option
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FlagTLSVerify = "tlsverify"
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// FlagTLS is the flag name for the TLS option
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FlagTLS = "tls"
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// DefaultTLSValue is the default value used for setting the tls option for tcp connections
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DefaultTLSValue = false
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)
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var (
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dockerCertPath = os.Getenv("DOCKER_CERT_PATH")
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dockerTLSVerify = os.Getenv("DOCKER_TLS_VERIFY") != ""
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)
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type daemonOptions struct {
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configFile string
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daemonConfig *config.Config
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flags *pflag.FlagSet
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Debug bool
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Hosts []string
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LogLevel string
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TLS bool
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TLSVerify bool
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TLSOptions *tlsconfig.Options
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Validate bool
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}
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// newDaemonOptions returns a new daemonFlags
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func newDaemonOptions(config *config.Config) *daemonOptions {
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return &daemonOptions{
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daemonConfig: config,
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}
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}
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// installFlags adds flags for the common options on the FlagSet
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func (o *daemonOptions) installFlags(flags *pflag.FlagSet) {
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if dockerCertPath == "" {
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// cliconfig.Dir returns $DOCKER_CONFIG or ~/.docker.
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// cliconfig.Dir does not look up $XDG_CONFIG_HOME
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dockerCertPath = cliconfig.Dir()
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}
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flags.BoolVarP(&o.Debug, "debug", "D", false, "Enable debug mode")
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flags.BoolVar(&o.Validate, "validate", false, "Validate daemon configuration and exit")
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flags.StringVarP(&o.LogLevel, "log-level", "l", "info", `Set the logging level ("debug"|"info"|"warn"|"error"|"fatal")`)
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flags.BoolVar(&o.TLS, FlagTLS, DefaultTLSValue, "Use TLS; implied by --tlsverify")
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flags.BoolVar(&o.TLSVerify, FlagTLSVerify, dockerTLSVerify || DefaultTLSValue, "Use TLS and verify the remote")
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o.TLSOptions = &tlsconfig.Options{}
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tlsOptions := o.TLSOptions
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flags.StringVar(&tlsOptions.CAFile, "tlscacert", filepath.Join(dockerCertPath, DefaultCaFile), "Trust certs signed only by this CA")
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flags.StringVar(&tlsOptions.CertFile, "tlscert", filepath.Join(dockerCertPath, DefaultCertFile), "Path to TLS certificate file")
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flags.StringVar(&tlsOptions.KeyFile, "tlskey", filepath.Join(dockerCertPath, DefaultKeyFile), "Path to TLS key file")
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hostOpt := opts.NewNamedListOptsRef("hosts", &o.Hosts, opts.ValidateHost)
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flags.VarP(hostOpt, "host", "H", "Daemon socket(s) to connect to")
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}
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// setDefaultOptions sets default values for options after flag parsing is
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// complete
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func (o *daemonOptions) setDefaultOptions() {
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// Regardless of whether the user sets it to true or false, if they
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// specify --tlsverify at all then we need to turn on TLS
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// TLSVerify can be true even if not set due to DOCKER_TLS_VERIFY env var, so we need
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// to check that here as well
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if o.flags.Changed(FlagTLSVerify) || o.TLSVerify {
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o.TLS = true
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}
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if o.TLS && !o.flags.Changed(FlagTLSVerify) {
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// Enable tls verification unless explicitly disabled
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o.TLSVerify = true
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}
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if !o.TLS {
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o.TLSOptions = nil
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} else {
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o.TLSOptions.InsecureSkipVerify = !o.TLSVerify
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// Reset CertFile and KeyFile to empty string if the user did not specify
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// the respective flags and the respective default files were not found.
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if !o.flags.Changed("tlscert") {
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if _, err := os.Stat(o.TLSOptions.CertFile); os.IsNotExist(err) {
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o.TLSOptions.CertFile = ""
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}
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}
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if !o.flags.Changed("tlskey") {
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if _, err := os.Stat(o.TLSOptions.KeyFile); os.IsNotExist(err) {
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o.TLSOptions.KeyFile = ""
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}
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}
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}
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}
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