Use buildah commit and bud in podman

Vendor in buildah and use as much of commit and bug as possible for podman
build and commit.

Resolves #586
Signed-off-by: baude <bbaude@redhat.com>

Closes: #681
Approved by: mheon

vendor/github.com/fsouza/go-dockerclient/misc.go

@@ -0,0 +1,188 @@
+// Copyright 2013 go-dockerclient authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package docker
+
+import (
+	"context"
+	"encoding/json"
+	"net"
+	"strings"
+
+	"github.com/docker/docker/api/types/swarm"
+)
+
+// Version returns version information about the docker server.
+//
+// See https://goo.gl/mU7yje for more details.
+func (c *Client) Version() (*Env, error) {
+	return c.VersionWithContext(nil)
+}
+
+// VersionWithContext returns version information about the docker server.
+func (c *Client) VersionWithContext(ctx context.Context) (*Env, error) {
+	resp, err := c.do("GET", "/version", doOptions{context: ctx})
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+	var env Env
+	if err := env.Decode(resp.Body); err != nil {
+		return nil, err
+	}
+	return &env, nil
+}
+
+// DockerInfo contains information about the Docker server
+//
+// See https://goo.gl/bHUoz9 for more details.
+type DockerInfo struct {
+	ID                 string
+	Containers         int
+	ContainersRunning  int
+	ContainersPaused   int
+	ContainersStopped  int
+	Images             int
+	Driver             string
+	DriverStatus       [][2]string
+	SystemStatus       [][2]string
+	Plugins            PluginsInfo
+	MemoryLimit        bool
+	SwapLimit          bool
+	KernelMemory       bool
+	CPUCfsPeriod       bool `json:"CpuCfsPeriod"`
+	CPUCfsQuota        bool `json:"CpuCfsQuota"`
+	CPUShares          bool
+	CPUSet             bool
+	IPv4Forwarding     bool
+	BridgeNfIptables   bool
+	BridgeNfIP6tables  bool `json:"BridgeNfIp6tables"`
+	Debug              bool
+	OomKillDisable     bool
+	ExperimentalBuild  bool
+	NFd                int
+	NGoroutines        int
+	SystemTime         string
+	ExecutionDriver    string
+	LoggingDriver      string
+	CgroupDriver       string
+	NEventsListener    int
+	KernelVersion      string
+	OperatingSystem    string
+	OSType             string
+	Architecture       string
+	IndexServerAddress string
+	RegistryConfig     *ServiceConfig
+	SecurityOptions    []string
+	NCPU               int
+	MemTotal           int64
+	DockerRootDir      string
+	HTTPProxy          string `json:"HttpProxy"`
+	HTTPSProxy         string `json:"HttpsProxy"`
+	NoProxy            string
+	Name               string
+	Labels             []string
+	ServerVersion      string
+	ClusterStore       string
+	ClusterAdvertise   string
+	Isolation          string
+	InitBinary         string
+	DefaultRuntime     string
+	LiveRestoreEnabled bool
+	Swarm              swarm.Info
+}
+
+// PluginsInfo is a struct with the plugins registered with the docker daemon
+//
+// for more information, see: https://goo.gl/bHUoz9
+type PluginsInfo struct {
+	// List of Volume plugins registered
+	Volume []string
+	// List of Network plugins registered
+	Network []string
+	// List of Authorization plugins registered
+	Authorization []string
+}
+
+// ServiceConfig stores daemon registry services configuration.
+//
+// for more information, see: https://goo.gl/7iFFDz
+type ServiceConfig struct {
+	InsecureRegistryCIDRs []*NetIPNet
+	IndexConfigs          map[string]*IndexInfo
+	Mirrors               []string
+}
+
+// NetIPNet is the net.IPNet type, which can be marshalled and
+// unmarshalled to JSON.
+//
+// for more information, see: https://goo.gl/7iFFDz
+type NetIPNet net.IPNet
+
+// MarshalJSON returns the JSON representation of the IPNet.
+//
+func (ipnet *NetIPNet) MarshalJSON() ([]byte, error) {
+	return json.Marshal((*net.IPNet)(ipnet).String())
+}
+
+// UnmarshalJSON sets the IPNet from a byte array of JSON.
+//
+func (ipnet *NetIPNet) UnmarshalJSON(b []byte) (err error) {
+	var ipnetStr string
+	if err = json.Unmarshal(b, &ipnetStr); err == nil {
+		var cidr *net.IPNet
+		if _, cidr, err = net.ParseCIDR(ipnetStr); err == nil {
+			*ipnet = NetIPNet(*cidr)
+		}
+	}
+	return
+}
+
+// IndexInfo contains information about a registry.
+//
+// for more information, see: https://goo.gl/7iFFDz
+type IndexInfo struct {
+	Name     string
+	Mirrors  []string
+	Secure   bool
+	Official bool
+}
+
+// Info returns system-wide information about the Docker server.
+//
+// See https://goo.gl/ElTHi2 for more details.
+func (c *Client) Info() (*DockerInfo, error) {
+	resp, err := c.do("GET", "/info", doOptions{})
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+	var info DockerInfo
+	if err := json.NewDecoder(resp.Body).Decode(&info); err != nil {
+		return nil, err
+	}
+	return &info, nil
+}
+
+// ParseRepositoryTag gets the name of the repository and returns it splitted
+// in two parts: the repository and the tag. It ignores the digest when it is
+// present.
+//
+// Some examples:
+//
+//     localhost.localdomain:5000/samalba/hipache:latest -> localhost.localdomain:5000/samalba/hipache, latest
+//     localhost.localdomain:5000/samalba/hipache -> localhost.localdomain:5000/samalba/hipache, ""
+//     busybox:latest@sha256:4a731fb46adc5cefe3ae374a8b6020fc1b6ad667a279647766e9a3cd89f6fa92 -> busybox, latest
+func ParseRepositoryTag(repoTag string) (repository string, tag string) {
+	parts := strings.SplitN(repoTag, "@", 2)
+	repoTag = parts[0]
+	n := strings.LastIndex(repoTag, ":")
+	if n < 0 {
+		return repoTag, ""
+	}
+	if tag := repoTag[n+1:]; !strings.Contains(tag, "/") {
+		return repoTag[:n], tag
+	}
+	return repoTag, ""
+}