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remove github.com/docker/libnetwork dependency

Browse Source 
Code from this dependency was replaced with a simple version. As a
result Podman's memory consumption has been reduced by ~10%.

[NO NEW TESTS NEEDED]

Signed-off-by: Mikhail Khachayants <tyler92@inbox.ru>
This commit is contained in:
Mikhail Khachayants
2022-08-27 20:38:21 +03:00
parent d68eea6014
commit b4f5a246a2
16 changed files with 4 additions and 1310 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
go.mod
View File

@ -70,6 +70,4 @@ require (
gopkg.in/yaml.v3 v3.0.1
)
require github.com/docker/libnetwork v0.8.0-dev.2.0.20190625141545-5a177b73e316 // indirect
replace github.com/opencontainers/runc => github.com/opencontainers/runc v1.1.1-0.20220617142545-8b9452f75cbc

2
go.sum
View File

@ -502,8 +502,6 @@ github.com/docker/go-plugins-helpers v0.0.0-20211224144127-6eecb7beb651 h1:YcvzL
github.com/docker/go-plugins-helpers v0.0.0-20211224144127-6eecb7beb651/go.mod h1:LFyLie6XcDbyKGeVK6bHe+9aJTYCxWLBg5IrJZOaXKA=
github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw=
github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
github.com/docker/libnetwork v0.8.0-dev.2.0.20190625141545-5a177b73e316 h1:moehPjPiGUaWdwgOl92xRyFHJyaqXDHcCyW9M6nmCK4=
github.com/docker/libnetwork v0.8.0-dev.2.0.20190625141545-5a177b73e316/go.mod h1:93m0aTqz6z+g32wla4l4WxTrdtvBRmVzYRkYvasA5Z8=
github.com/docker/libtrust v0.0.0-20150114040149-fa567046d9b1/go.mod h1:cyGadeNEkKy96OOhEzfZl+yxihPEzKnqJwvfuSUqbZE=
github.com/docker/libtrust v0.0.0-20160708172513-aabc10ec26b7 h1:UhxFibDNY/bfvqU5CAUmr9zpesgbU6SWc8/B4mflAE4=
github.com/docker/libtrust v0.0.0-20160708172513-aabc10ec26b7/go.mod h1:cyGadeNEkKy96OOhEzfZl+yxihPEzKnqJwvfuSUqbZE=

8
pkg/specgenutil/specgen.go
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@ -20,7 +20,6 @@ import (
"github.com/containers/podman/v4/pkg/specgen"
systemdDefine "github.com/containers/podman/v4/pkg/systemd/define"
"github.com/containers/podman/v4/pkg/util"
"github.com/docker/docker/opts"
"github.com/docker/go-units"
"github.com/opencontainers/runtime-spec/specs-go"
)
@ -461,11 +460,12 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *entities.ContainerCreateOptions
// SHM Size
if c.ShmSize != "" {
var m opts.MemBytes
if err := m.Set(c.ShmSize); err != nil {
val, err := units.RAMInBytes(c.ShmSize)
if err != nil {
return fmt.Errorf("unable to translate --shm-size: %w", err)
}
val := m.Value()
s.ShmSize = &val
}

84
vendor/github.com/docker/docker/opts/address_pools.go generated vendored
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@ -1,84 +0,0 @@
package opts
import (
"encoding/csv"
"encoding/json"
"fmt"
"strconv"
"strings"
types "github.com/docker/libnetwork/ipamutils"
)
// PoolsOpt is a Value type for parsing the default address pools definitions
type PoolsOpt struct {
Values []*types.NetworkToSplit
}
// UnmarshalJSON fills values structure info from JSON input
func (p *PoolsOpt) UnmarshalJSON(raw []byte) error {
return json.Unmarshal(raw, &(p.Values))
}
// Set predefined pools
func (p *PoolsOpt) Set(value string) error {
csvReader := csv.NewReader(strings.NewReader(value))
fields, err := csvReader.Read()
if err != nil {
return err
}
poolsDef := types.NetworkToSplit{}
for _, field := range fields {
parts := strings.SplitN(field, "=", 2)
if len(parts) != 2 {
return fmt.Errorf("invalid field '%s' must be a key=value pair", field)
}
key := strings.ToLower(parts[0])
value := strings.ToLower(parts[1])
switch key {
case "base":
poolsDef.Base = value
case "size":
size, err := strconv.Atoi(value)
if err != nil {
return fmt.Errorf("invalid size value: %q (must be integer): %v", value, err)
}
poolsDef.Size = size
default:
return fmt.Errorf("unexpected key '%s' in '%s'", key, field)
}
}
p.Values = append(p.Values, &poolsDef)
return nil
}
// Type returns the type of this option
func (p *PoolsOpt) Type() string {
return "pool-options"
}
// String returns a string repr of this option
func (p *PoolsOpt) String() string {
var pools []string
for _, pool := range p.Values {
repr := fmt.Sprintf("%s %d", pool.Base, pool.Size)
pools = append(pools, repr)
}
return strings.Join(pools, ", ")
}
// Value returns the mounts
func (p *PoolsOpt) Value() []*types.NetworkToSplit {
return p.Values
}
// Name returns the flag name of this option
func (p *PoolsOpt) Name() string {
return "default-address-pools"
}

30
vendor/github.com/docker/docker/opts/env.go generated vendored
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@ -1,30 +0,0 @@
package opts // import "github.com/docker/docker/opts"
import (
"os"
"strings"
"github.com/pkg/errors"
)
// ValidateEnv validates an environment variable and returns it.
// If no value is specified, it obtains its value from the current environment
//
// As on ParseEnvFile and related to #16585, environment variable names
// are not validate whatsoever, it's up to application inside docker
// to validate them or not.
//
// The only validation here is to check if name is empty, per #25099
func ValidateEnv(val string) (string, error) {
arr := strings.SplitN(val, "=", 2)
if arr[0] == "" {
return "", errors.New("invalid environment variable: " + val)
}
if len(arr) > 1 {
return val, nil
}
if envVal, ok := os.LookupEnv(arr[0]); ok {
return arr[0] + "=" + envVal, nil
}
return val, nil
}

183
vendor/github.com/docker/docker/opts/hosts.go generated vendored
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@ -1,183 +0,0 @@
package opts // import "github.com/docker/docker/opts"
import (
"fmt"
"net"
"net/url"
"path/filepath"
"strconv"
"strings"
"github.com/docker/docker/pkg/homedir"
)
const (
// DefaultHTTPPort Default HTTP Port used if only the protocol is provided to -H flag e.g. dockerd -H tcp://
// These are the IANA registered port numbers for use with Docker
// see http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml?search=docker
DefaultHTTPPort = 2375 // Default HTTP Port
// DefaultTLSHTTPPort Default HTTP Port used when TLS enabled
DefaultTLSHTTPPort = 2376 // Default TLS encrypted HTTP Port
// DefaultUnixSocket Path for the unix socket.
// Docker daemon by default always listens on the default unix socket
DefaultUnixSocket = "/var/run/docker.sock"
// DefaultTCPHost constant defines the default host string used by docker on Windows
DefaultTCPHost = "tcp://" + DefaultHTTPHost + ":2375"
// DefaultTLSHost constant defines the default host string used by docker for TLS sockets
DefaultTLSHost = "tcp://" + DefaultHTTPHost + ":2376"
// DefaultNamedPipe defines the default named pipe used by docker on Windows
DefaultNamedPipe = `//./pipe/docker_engine`
// HostGatewayName is the string value that can be passed
// to the IPAddr section in --add-host that is replaced by
// the value of HostGatewayIP daemon config value
HostGatewayName = "host-gateway"
)
// ValidateHost validates that the specified string is a valid host and returns it.
func ValidateHost(val string) (string, error) {
host := strings.TrimSpace(val)
// The empty string means default and is not handled by parseDaemonHost
if host != "" {
_, err := parseDaemonHost(host)
if err != nil {
return val, err
}
}
// Note: unlike most flag validators, we don't return the mutated value here
// we need to know what the user entered later (using ParseHost) to adjust for TLS
return val, nil
}
// ParseHost and set defaults for a Daemon host string.
// defaultToTLS is preferred over defaultToUnixXDG.
func ParseHost(defaultToTLS, defaultToUnixXDG bool, val string) (string, error) {
host := strings.TrimSpace(val)
if host == "" {
if defaultToTLS {
host = DefaultTLSHost
} else if defaultToUnixXDG {
runtimeDir, err := homedir.GetRuntimeDir()
if err != nil {
return "", err
}
socket := filepath.Join(runtimeDir, "docker.sock")
host = "unix://" + socket
} else {
host = DefaultHost
}
} else {
var err error
host, err = parseDaemonHost(host)
if err != nil {
return val, err
}
}
return host, nil
}
// parseDaemonHost parses the specified address and returns an address that will be used as the host.
// Depending of the address specified, this may return one of the global Default* strings defined in hosts.go.
func parseDaemonHost(addr string) (string, error) {
addrParts := strings.SplitN(addr, "://", 2)
if len(addrParts) == 1 && addrParts[0] != "" {
addrParts = []string{"tcp", addrParts[0]}
}
switch addrParts[0] {
case "tcp":
return ParseTCPAddr(addrParts[1], DefaultTCPHost)
case "unix":
return parseSimpleProtoAddr("unix", addrParts[1], DefaultUnixSocket)
case "npipe":
return parseSimpleProtoAddr("npipe", addrParts[1], DefaultNamedPipe)
case "fd":
return addr, nil
default:
return "", fmt.Errorf("Invalid bind address format: %s", addr)
}
}
// parseSimpleProtoAddr parses and validates that the specified address is a valid
// socket address for simple protocols like unix and npipe. It returns a formatted
// socket address, either using the address parsed from addr, or the contents of
// defaultAddr if addr is a blank string.
func parseSimpleProtoAddr(proto, addr, defaultAddr string) (string, error) {
addr = strings.TrimPrefix(addr, proto+"://")
if strings.Contains(addr, "://") {
return "", fmt.Errorf("Invalid proto, expected %s: %s", proto, addr)
}
if addr == "" {
addr = defaultAddr
}
return fmt.Sprintf("%s://%s", proto, addr), nil
}
// ParseTCPAddr parses and validates that the specified address is a valid TCP
// address. It returns a formatted TCP address, either using the address parsed
// from tryAddr, or the contents of defaultAddr if tryAddr is a blank string.
// tryAddr is expected to have already been Trim()'d
// defaultAddr must be in the full `tcp://host:port` form
func ParseTCPAddr(tryAddr string, defaultAddr string) (string, error) {
if tryAddr == "" || tryAddr == "tcp://" {
return defaultAddr, nil
}
addr := strings.TrimPrefix(tryAddr, "tcp://")
if strings.Contains(addr, "://") || addr == "" {
return "", fmt.Errorf("Invalid proto, expected tcp: %s", tryAddr)
}
defaultAddr = strings.TrimPrefix(defaultAddr, "tcp://")
defaultHost, defaultPort, err := net.SplitHostPort(defaultAddr)
if err != nil {
return "", err
}
// url.Parse fails for trailing colon on IPv6 brackets on Go 1.5, but
// not 1.4. See https://github.com/golang/go/issues/12200 and
// https://github.com/golang/go/issues/6530.
if strings.HasSuffix(addr, "]:") {
addr += defaultPort
}
u, err := url.Parse("tcp://" + addr)
if err != nil {
return "", err
}
host, port, err := net.SplitHostPort(u.Host)
if err != nil {
// try port addition once
host, port, err = net.SplitHostPort(net.JoinHostPort(u.Host, defaultPort))
}
if err != nil {
return "", fmt.Errorf("Invalid bind address format: %s", tryAddr)
}
if host == "" {
host = defaultHost
}
if port == "" {
port = defaultPort
}
p, err := strconv.Atoi(port)
if err != nil && p == 0 {
return "", fmt.Errorf("Invalid bind address format: %s", tryAddr)
}
return fmt.Sprintf("tcp://%s%s", net.JoinHostPort(host, port), u.Path), nil
}
// ValidateExtraHost validates that the specified string is a valid extrahost and returns it.
// ExtraHost is in the form of name:ip where the ip has to be a valid ip (IPv4 or IPv6).
func ValidateExtraHost(val string) (string, error) {
// allow for IPv6 addresses in extra hosts by only splitting on first ":"
arr := strings.SplitN(val, ":", 2)
if len(arr) != 2 || len(arr[0]) == 0 {
return "", fmt.Errorf("bad format for add-host: %q", val)
}
// Skip IPaddr validation for special "host-gateway" string
if arr[1] != HostGatewayName {
if _, err := ValidateIPAddress(arr[1]); err != nil {
return "", fmt.Errorf("invalid IP address in add-host: %q", arr[1])
}
}
return val, nil
}

12
vendor/github.com/docker/docker/opts/hosts_unix.go generated vendored
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@ -1,12 +0,0 @@
//go:build !windows
// +build !windows
package opts // import "github.com/docker/docker/opts"
const (
// DefaultHTTPHost Default HTTP Host used if only port is provided to -H flag e.g. dockerd -H tcp://:8080
DefaultHTTPHost = "localhost"
// DefaultHost constant defines the default host string used by docker on other hosts than Windows
DefaultHost = "unix://" + DefaultUnixSocket
)

60
vendor/github.com/docker/docker/opts/hosts_windows.go generated vendored
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@ -1,60 +0,0 @@
package opts // import "github.com/docker/docker/opts"
const (
// TODO Windows. Identify bug in GOLang 1.5.1+ and/or Windows Server 2016 TP5.
//
// On Windows, this mitigates a problem with the default options of running
// a docker client against a local docker daemon on TP5.
//
// What was found that if the default host is "localhost", even if the client
// (and daemon as this is local) is not physically on a network, and the DNS
// cache is flushed (ipconfig /flushdns), then the client will pause for
// exactly one second when connecting to the daemon for calls. For example
// using docker run windowsservercore cmd, the CLI will send a create followed
// by an attach. You see the delay between the attach finishing and the attach
// being seen by the daemon.
//
// Here's some daemon debug logs with additional debug spew put in. The
// AfterWriteJSON log is the very last thing the daemon does as part of the
// create call. The POST /attach is the second CLI call. Notice the second
// time gap.
//
// time="2015-11-06T13:38:37.259627400-08:00" level=debug msg="After createRootfs"
// time="2015-11-06T13:38:37.263626300-08:00" level=debug msg="After setHostConfig"
// time="2015-11-06T13:38:37.267631200-08:00" level=debug msg="before createContainerPl...."
// time="2015-11-06T13:38:37.271629500-08:00" level=debug msg=ToDiskLocking....
// time="2015-11-06T13:38:37.275643200-08:00" level=debug msg="loggin event...."
// time="2015-11-06T13:38:37.277627600-08:00" level=debug msg="logged event...."
// time="2015-11-06T13:38:37.279631800-08:00" level=debug msg="In defer func"
// time="2015-11-06T13:38:37.282628100-08:00" level=debug msg="After daemon.create"
// time="2015-11-06T13:38:37.286651700-08:00" level=debug msg="return 2"
// time="2015-11-06T13:38:37.289629500-08:00" level=debug msg="Returned from daemon.ContainerCreate"
// time="2015-11-06T13:38:37.311629100-08:00" level=debug msg="After WriteJSON"
// ... 1 second gap here....
// time="2015-11-06T13:38:38.317866200-08:00" level=debug msg="Calling POST /v1.22/containers/984758282b842f779e805664b2c95d563adc9a979c8a3973e68c807843ee4757/attach"
// time="2015-11-06T13:38:38.326882500-08:00" level=info msg="POST /v1.22/containers/984758282b842f779e805664b2c95d563adc9a979c8a3973e68c807843ee4757/attach?stderr=1&stdin=1&stdout=1&stream=1"
//
// We suspect this is either a bug introduced in GOLang 1.5.1, or that a change
// in GOLang 1.5.1 (from 1.4.3) is exposing a bug in Windows. In theory,
// the Windows networking stack is supposed to resolve "localhost" internally,
// without hitting DNS, or even reading the hosts file (which is why localhost
// is commented out in the hosts file on Windows).
//
// We have validated that working around this using the actual IPv4 localhost
// address does not cause the delay.
//
// This does not occur with the docker client built with 1.4.3 on the same
// Windows build, regardless of whether the daemon is built using 1.5.1
// or 1.4.3. It does not occur on Linux. We also verified we see the same thing
// on a cross-compiled Windows binary (from Linux).
//
// Final note: This is a mitigation, not a 'real' fix. It is still susceptible
// to the delay if a user were to do 'docker run -H=tcp://localhost:2375...'
// explicitly.
// DefaultHTTPHost Default HTTP Host used if only port is provided to -H flag e.g. dockerd -H tcp://:8080
DefaultHTTPHost = "127.0.0.1"
// DefaultHost constant defines the default host string used by docker on Windows
DefaultHost = "npipe://" + DefaultNamedPipe
)

47
vendor/github.com/docker/docker/opts/ip.go generated vendored
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@ -1,47 +0,0 @@
package opts // import "github.com/docker/docker/opts"
import (
"fmt"
"net"
)
// IPOpt holds an IP. It is used to store values from CLI flags.
type IPOpt struct {
*net.IP
}
// NewIPOpt creates a new IPOpt from a reference net.IP and a
// string representation of an IP. If the string is not a valid
// IP it will fallback to the specified reference.
func NewIPOpt(ref *net.IP, defaultVal string) *IPOpt {
o := &IPOpt{
IP: ref,
}
o.Set(defaultVal)
return o
}
// Set sets an IPv4 or IPv6 address from a given string. If the given
// string is not parsable as an IP address it returns an error.
func (o *IPOpt) Set(val string) error {
ip := net.ParseIP(val)
if ip == nil {
return fmt.Errorf("%s is not an ip address", val)
}
*o.IP = ip
return nil
}
// String returns the IP address stored in the IPOpt. If stored IP is a
// nil pointer, it returns an empty string.
func (o *IPOpt) String() string {
if *o.IP == nil {
return ""
}
return o.IP.String()
}
// Type returns the type of the option
func (o *IPOpt) Type() string {
return "ip"
}

348
vendor/github.com/docker/docker/opts/opts.go generated vendored
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@ -1,348 +0,0 @@
package opts // import "github.com/docker/docker/opts"
import (
"fmt"
"net"
"path"
"regexp"
"strings"
units "github.com/docker/go-units"
)
var (
alphaRegexp = regexp.MustCompile(`[a-zA-Z]`)
domainRegexp = regexp.MustCompile(`^(:?(:?[a-zA-Z0-9]|(:?[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9]))(:?\.(:?[a-zA-Z0-9]|(:?[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])))*)\.?\s*$`)
)
// ListOpts holds a list of values and a validation function.
type ListOpts struct {
values *[]string
validator ValidatorFctType
}
// NewListOpts creates a new ListOpts with the specified validator.
func NewListOpts(validator ValidatorFctType) ListOpts {
var values []string
return *NewListOptsRef(&values, validator)
}
// NewListOptsRef creates a new ListOpts with the specified values and validator.
func NewListOptsRef(values *[]string, validator ValidatorFctType) *ListOpts {
return &ListOpts{
values: values,
validator: validator,
}
}
func (opts *ListOpts) String() string {
if len(*opts.values) == 0 {
return ""
}
return fmt.Sprintf("%v", *opts.values)
}
// Set validates if needed the input value and adds it to the
// internal slice.
func (opts *ListOpts) Set(value string) error {
if opts.validator != nil {
v, err := opts.validator(value)
if err != nil {
return err
}
value = v
}
*opts.values = append(*opts.values, value)
return nil
}
// Delete removes the specified element from the slice.
func (opts *ListOpts) Delete(key string) {
for i, k := range *opts.values {
if k == key {
*opts.values = append((*opts.values)[:i], (*opts.values)[i+1:]...)
return
}
}
}
// GetMap returns the content of values in a map in order to avoid
// duplicates.
func (opts *ListOpts) GetMap() map[string]struct{} {
ret := make(map[string]struct{})
for _, k := range *opts.values {
ret[k] = struct{}{}
}
return ret
}
// GetAll returns the values of slice.
func (opts *ListOpts) GetAll() []string {
return *opts.values
}
// GetAllOrEmpty returns the values of the slice
// or an empty slice when there are no values.
func (opts *ListOpts) GetAllOrEmpty() []string {
v := *opts.values
if v == nil {
return make([]string, 0)
}
return v
}
// Get checks the existence of the specified key.
func (opts *ListOpts) Get(key string) bool {
for _, k := range *opts.values {
if k == key {
return true
}
}
return false
}
// Len returns the amount of element in the slice.
func (opts *ListOpts) Len() int {
return len(*opts.values)
}
// Type returns a string name for this Option type
func (opts *ListOpts) Type() string {
return "list"
}
// WithValidator returns the ListOpts with validator set.
func (opts *ListOpts) WithValidator(validator ValidatorFctType) *ListOpts {
opts.validator = validator
return opts
}
// NamedOption is an interface that list and map options
// with names implement.
type NamedOption interface {
Name() string
}
// NamedListOpts is a ListOpts with a configuration name.
// This struct is useful to keep reference to the assigned
// field name in the internal configuration struct.
type NamedListOpts struct {
name string
ListOpts
}
var _ NamedOption = &NamedListOpts{}
// NewNamedListOptsRef creates a reference to a new NamedListOpts struct.
func NewNamedListOptsRef(name string, values *[]string, validator ValidatorFctType) *NamedListOpts {
return &NamedListOpts{
name: name,
ListOpts: *NewListOptsRef(values, validator),
}
}
// Name returns the name of the NamedListOpts in the configuration.
func (o *NamedListOpts) Name() string {
return o.name
}
// MapOpts holds a map of values and a validation function.
type MapOpts struct {
values map[string]string
validator ValidatorFctType
}
// Set validates if needed the input value and add it to the
// internal map, by splitting on '='.
func (opts *MapOpts) Set(value string) error {
if opts.validator != nil {
v, err := opts.validator(value)
if err != nil {
return err
}
value = v
}
vals := strings.SplitN(value, "=", 2)
if len(vals) == 1 {
(opts.values)[vals[0]] = ""
} else {
(opts.values)[vals[0]] = vals[1]
}
return nil
}
// GetAll returns the values of MapOpts as a map.
func (opts *MapOpts) GetAll() map[string]string {
return opts.values
}
func (opts *MapOpts) String() string {
return fmt.Sprintf("%v", opts.values)
}
// Type returns a string name for this Option type
func (opts *MapOpts) Type() string {
return "map"
}
// NewMapOpts creates a new MapOpts with the specified map of values and a validator.
func NewMapOpts(values map[string]string, validator ValidatorFctType) *MapOpts {
if values == nil {
values = make(map[string]string)
}
return &MapOpts{
values: values,
validator: validator,
}
}
// NamedMapOpts is a MapOpts struct with a configuration name.
// This struct is useful to keep reference to the assigned
// field name in the internal configuration struct.
type NamedMapOpts struct {
name string
MapOpts
}
var _ NamedOption = &NamedMapOpts{}
// NewNamedMapOpts creates a reference to a new NamedMapOpts struct.
func NewNamedMapOpts(name string, values map[string]string, validator ValidatorFctType) *NamedMapOpts {
return &NamedMapOpts{
name: name,
MapOpts: *NewMapOpts(values, validator),
}
}
// Name returns the name of the NamedMapOpts in the configuration.
func (o *NamedMapOpts) Name() string {
return o.name
}
// ValidatorFctType defines a validator function that returns a validated string and/or an error.
type ValidatorFctType func(val string) (string, error)
// ValidatorFctListType defines a validator function that returns a validated list of string and/or an error
type ValidatorFctListType func(val string) ([]string, error)
// ValidateIPAddress validates an Ip address.
func ValidateIPAddress(val string) (string, error) {
var ip = net.ParseIP(strings.TrimSpace(val))
if ip != nil {
return ip.String(), nil
}
return "", fmt.Errorf("%s is not an ip address", val)
}
// ValidateDNSSearch validates domain for resolvconf search configuration.
// A zero length domain is represented by a dot (.).
func ValidateDNSSearch(val string) (string, error) {
if val = strings.Trim(val, " "); val == "." {
return val, nil
}
return validateDomain(val)
}
func validateDomain(val string) (string, error) {
if alphaRegexp.FindString(val) == "" {
return "", fmt.Errorf("%s is not a valid domain", val)
}
ns := domainRegexp.FindSubmatch([]byte(val))
if len(ns) > 0 && len(ns[1]) < 255 {
return string(ns[1]), nil
}
return "", fmt.Errorf("%s is not a valid domain", val)
}
// ValidateLabel validates that the specified string is a valid label,
// it does not use the reserved namespaces com.docker.*, io.docker.*, org.dockerproject.*
// and returns it.
// Labels are in the form on key=value.
func ValidateLabel(val string) (string, error) {
if strings.Count(val, "=") < 1 {
return "", fmt.Errorf("bad attribute format: %s", val)
}
lowered := strings.ToLower(val)
if strings.HasPrefix(lowered, "com.docker.") || strings.HasPrefix(lowered, "io.docker.") ||
strings.HasPrefix(lowered, "org.dockerproject.") {
return "", fmt.Errorf(
"label %s is not allowed: the namespaces com.docker.*, io.docker.*, and org.dockerproject.* are reserved for internal use",
val)
}
return val, nil
}
// ValidateSingleGenericResource validates that a single entry in the
// generic resource list is valid.
// i.e 'GPU=UID1' is valid however 'GPU:UID1' or 'UID1' isn't
func ValidateSingleGenericResource(val string) (string, error) {
if strings.Count(val, "=") < 1 {
return "", fmt.Errorf("invalid node-generic-resource format `%s` expected `name=value`", val)
}
return val, nil
}
// ParseLink parses and validates the specified string as a link format (name:alias)
func ParseLink(val string) (string, string, error) {
if val == "" {
return "", "", fmt.Errorf("empty string specified for links")
}
arr := strings.Split(val, ":")
if len(arr) > 2 {
return "", "", fmt.Errorf("bad format for links: %s", val)
}
if len(arr) == 1 {
return val, val, nil
}
// This is kept because we can actually get a HostConfig with links
// from an already created container and the format is not `foo:bar`
// but `/foo:/c1/bar`
if strings.HasPrefix(arr[0], "/") {
_, alias := path.Split(arr[1])
return arr[0][1:], alias, nil
}
return arr[0], arr[1], nil
}
// MemBytes is a type for human readable memory bytes (like 128M, 2g, etc)
type MemBytes int64
// String returns the string format of the human readable memory bytes
func (m *MemBytes) String() string {
// NOTE: In spf13/pflag/flag.go, "0" is considered as "zero value" while "0 B" is not.
// We return "0" in case value is 0 here so that the default value is hidden.
// (Sometimes "default 0 B" is actually misleading)
if m.Value() != 0 {
return units.BytesSize(float64(m.Value()))
}
return "0"
}
// Set sets the value of the MemBytes by passing a string
func (m *MemBytes) Set(value string) error {
val, err := units.RAMInBytes(value)
*m = MemBytes(val)
return err
}
// Type returns the type
func (m *MemBytes) Type() string {
return "bytes"
}
// Value returns the value in int64
func (m *MemBytes) Value() int64 {
return int64(*m)
}
// UnmarshalJSON is the customized unmarshaler for MemBytes
func (m *MemBytes) UnmarshalJSON(s []byte) error {
if len(s) <= 2 || s[0] != '"' || s[len(s)-1] != '"' {
return fmt.Errorf("invalid size: %q", s)
}
val, err := units.RAMInBytes(string(s[1 : len(s)-1]))
*m = MemBytes(val)
return err
}

37
vendor/github.com/docker/docker/opts/quotedstring.go generated vendored
View File

@ -1,37 +0,0 @@
package opts // import "github.com/docker/docker/opts"
// QuotedString is a string that may have extra quotes around the value. The
// quotes are stripped from the value.
type QuotedString struct {
value *string
}
// Set sets a new value
func (s *QuotedString) Set(val string) error {
*s.value = trimQuotes(val)
return nil
}
// Type returns the type of the value
func (s *QuotedString) Type() string {
return "string"
}
func (s *QuotedString) String() string {
return *s.value
}
func trimQuotes(value string) string {
lastIndex := len(value) - 1
for _, char := range []byte{'\'', '"'} {
if value[0] == char && value[lastIndex] == char {
return value[1:lastIndex]
}
}
return value
}
// NewQuotedString returns a new quoted string option
func NewQuotedString(value *string) *QuotedString {
return &QuotedString{value: value}
}

79
vendor/github.com/docker/docker/opts/runtime.go generated vendored
View File

@ -1,79 +0,0 @@
package opts // import "github.com/docker/docker/opts"
import (
"fmt"
"strings"
"github.com/docker/docker/api/types"
)
// RuntimeOpt defines a map of Runtimes
type RuntimeOpt struct {
name string
stockRuntimeName string
values *map[string]types.Runtime
}
// NewNamedRuntimeOpt creates a new RuntimeOpt
func NewNamedRuntimeOpt(name string, ref *map[string]types.Runtime, stockRuntime string) *RuntimeOpt {
if ref == nil {
ref = &map[string]types.Runtime{}
}
return &RuntimeOpt{name: name, values: ref, stockRuntimeName: stockRuntime}
}
// Name returns the name of the NamedListOpts in the configuration.
func (o *RuntimeOpt) Name() string {
return o.name
}
// Set validates and updates the list of Runtimes
func (o *RuntimeOpt) Set(val string) error {
parts := strings.SplitN(val, "=", 2)
if len(parts) != 2 {
return fmt.Errorf("invalid runtime argument: %s", val)
}
parts[0] = strings.TrimSpace(parts[0])
parts[1] = strings.TrimSpace(parts[1])
if parts[0] == "" || parts[1] == "" {
return fmt.Errorf("invalid runtime argument: %s", val)
}
parts[0] = strings.ToLower(parts[0])
if parts[0] == o.stockRuntimeName {
return fmt.Errorf("runtime name '%s' is reserved", o.stockRuntimeName)
}
if _, ok := (*o.values)[parts[0]]; ok {
return fmt.Errorf("runtime '%s' was already defined", parts[0])
}
(*o.values)[parts[0]] = types.Runtime{Path: parts[1]}
return nil
}
// String returns Runtime values as a string.
func (o *RuntimeOpt) String() string {
var out []string
for k := range *o.values {
out = append(out, k)
}
return fmt.Sprintf("%v", out)
}
// GetMap returns a map of Runtimes (name: path)
func (o *RuntimeOpt) GetMap() map[string]types.Runtime {
if o.values != nil {
return *o.values
}
return map[string]types.Runtime{}
}
// Type returns the type of the option
func (o *RuntimeOpt) Type() string {
return "runtime"
}

81
vendor/github.com/docker/docker/opts/ulimit.go generated vendored
View File

@ -1,81 +0,0 @@
package opts // import "github.com/docker/docker/opts"
import (
"fmt"
units "github.com/docker/go-units"
)
// UlimitOpt defines a map of Ulimits
type UlimitOpt struct {
values *map[string]*units.Ulimit
}
// NewUlimitOpt creates a new UlimitOpt
func NewUlimitOpt(ref *map[string]*units.Ulimit) *UlimitOpt {
if ref == nil {
ref = &map[string]*units.Ulimit{}
}
return &UlimitOpt{ref}
}
// Set validates a Ulimit and sets its name as a key in UlimitOpt
func (o *UlimitOpt) Set(val string) error {
l, err := units.ParseUlimit(val)
if err != nil {
return err
}
(*o.values)[l.Name] = l
return nil
}
// String returns Ulimit values as a string.
func (o *UlimitOpt) String() string {
var out []string
for _, v := range *o.values {
out = append(out, v.String())
}
return fmt.Sprintf("%v", out)
}
// GetList returns a slice of pointers to Ulimits.
func (o *UlimitOpt) GetList() []*units.Ulimit {
var ulimits []*units.Ulimit
for _, v := range *o.values {
ulimits = append(ulimits, v)
}
return ulimits
}
// Type returns the option type
func (o *UlimitOpt) Type() string {
return "ulimit"
}
// NamedUlimitOpt defines a named map of Ulimits
type NamedUlimitOpt struct {
name string
UlimitOpt
}
var _ NamedOption = &NamedUlimitOpt{}
// NewNamedUlimitOpt creates a new NamedUlimitOpt
func NewNamedUlimitOpt(name string, ref *map[string]*units.Ulimit) *NamedUlimitOpt {
if ref == nil {
ref = &map[string]*units.Ulimit{}
}
return &NamedUlimitOpt{
name: name,
UlimitOpt: *NewUlimitOpt(ref),
}
}
// Name returns the option name
func (o *NamedUlimitOpt) Name() string {
return o.name
}

202
vendor/github.com/docker/libnetwork/LICENSE generated vendored
View File

@ -1,202 +0,0 @@
Apache License
Version 2.0, January 2004
http://www.apache.org/licenses/
TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
1. Definitions.
"License" shall mean the terms and conditions for use, reproduction,
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"You" (or "Your") shall mean an individual or Legal Entity
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not limited to compiled object code, generated documentation,
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"Work" shall mean the work of authorship, whether in Source or
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as of the date such litigation is filed.
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of the NOTICE file are for informational purposes only and
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notices within Derivative Works that You distribute, alongside
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You may add Your own copyright statement to Your modifications and
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for use, reproduction, or distribution of Your modifications, or
for any such Derivative Works as a whole, provided Your use,
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the conditions stated in this License.
5. Submission of Contributions. Unless You explicitly state otherwise,
any Contribution intentionally submitted for inclusion in the Work
by You to the Licensor shall be under the terms and conditions of
this License, without any additional terms or conditions.
Notwithstanding the above, nothing herein shall supersede or modify
the terms of any separate license agreement you may have executed
with Licensor regarding such Contributions.
6. Trademarks. This License does not grant permission to use the trade
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7. Disclaimer of Warranty. Unless required by applicable law or
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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8. Limitation of Liability. In no event and under no legal theory,
whether in tort (including negligence), contract, or otherwise,
unless required by applicable law (such as deliberate and grossly
negligent acts) or agreed to in writing, shall any Contributor be
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Work (including but not limited to damages for loss of goodwill,
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other commercial damages or losses), even if such Contributor
has been advised of the possibility of such damages.
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the Work or Derivative Works thereof, You may choose to offer,
and charge a fee for, acceptance of support, warranty, indemnity,
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License. However, in accepting such obligations, You may act only
on Your own behalf and on Your sole responsibility, not on behalf
of any other Contributor, and only if You agree to indemnify,
defend, and hold each Contributor harmless for any liability
incurred by, or claims asserted against, such Contributor by reason
of your accepting any such warranty or additional liability.
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APPENDIX: How to apply the Apache License to your work.
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Copyright {yyyy} {name of copyright owner}
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
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Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

135
vendor/github.com/docker/libnetwork/ipamutils/utils.go generated vendored
View File

@ -1,135 +0,0 @@
// Package ipamutils provides utility functions for ipam management
package ipamutils
import (
"fmt"
"net"
"sync"
)
var (
// PredefinedLocalScopeDefaultNetworks contains a list of 31 IPv4 private networks with host size 16 and 12
// (172.17-31.x.x/16, 192.168.x.x/20) which do not overlap with the networks in `PredefinedGlobalScopeDefaultNetworks`
PredefinedLocalScopeDefaultNetworks []*net.IPNet
// PredefinedGlobalScopeDefaultNetworks contains a list of 64K IPv4 private networks with host size 8
// (10.x.x.x/24) which do not overlap with the networks in `PredefinedLocalScopeDefaultNetworks`
PredefinedGlobalScopeDefaultNetworks []*net.IPNet
mutex sync.Mutex
localScopeDefaultNetworks = []*NetworkToSplit{{"172.17.0.0/16", 16}, {"172.18.0.0/16", 16}, {"172.19.0.0/16", 16},
{"172.20.0.0/14", 16}, {"172.24.0.0/14", 16}, {"172.28.0.0/14", 16},
{"192.168.0.0/16", 20}}
globalScopeDefaultNetworks = []*NetworkToSplit{{"10.0.0.0/8", 24}}
)
// NetworkToSplit represent a network that has to be split in chunks with mask length Size.
// Each subnet in the set is derived from the Base pool. Base is to be passed
// in CIDR format.
// Example: a Base "10.10.0.0/16 with Size 24 will define the set of 256
// 10.10.[0-255].0/24 address pools
type NetworkToSplit struct {
Base string `json:"base"`
Size int `json:"size"`
}
func init() {
var err error
if PredefinedGlobalScopeDefaultNetworks, err = splitNetworks(globalScopeDefaultNetworks); err != nil {
//we are going to panic in case of error as we should never get into this state
panic("InitAddressPools failed to initialize the global scope default address pool")
}
if PredefinedLocalScopeDefaultNetworks, err = splitNetworks(localScopeDefaultNetworks); err != nil {
//we are going to panic in case of error as we should never get into this state
panic("InitAddressPools failed to initialize the local scope default address pool")
}
}
// configDefaultNetworks configures local as well global default pool based on input
func configDefaultNetworks(defaultAddressPool []*NetworkToSplit, result *[]*net.IPNet) error {
mutex.Lock()
defer mutex.Unlock()
defaultNetworks, err := splitNetworks(defaultAddressPool)
if err != nil {
return err
}
*result = defaultNetworks
return nil
}
// GetGlobalScopeDefaultNetworks returns PredefinedGlobalScopeDefaultNetworks
func GetGlobalScopeDefaultNetworks() []*net.IPNet {
mutex.Lock()
defer mutex.Unlock()
return PredefinedGlobalScopeDefaultNetworks
}
// GetLocalScopeDefaultNetworks returns PredefinedLocalScopeDefaultNetworks
func GetLocalScopeDefaultNetworks() []*net.IPNet {
mutex.Lock()
defer mutex.Unlock()
return PredefinedLocalScopeDefaultNetworks
}
// ConfigGlobalScopeDefaultNetworks configures global default pool.
// Ideally this will be called from SwarmKit as part of swarm init
func ConfigGlobalScopeDefaultNetworks(defaultAddressPool []*NetworkToSplit) error {
if defaultAddressPool == nil {
defaultAddressPool = globalScopeDefaultNetworks
}
return configDefaultNetworks(defaultAddressPool, &PredefinedGlobalScopeDefaultNetworks)
}
// ConfigLocalScopeDefaultNetworks configures local default pool.
// Ideally this will be called during libnetwork init
func ConfigLocalScopeDefaultNetworks(defaultAddressPool []*NetworkToSplit) error {
if defaultAddressPool == nil {
return nil
}
return configDefaultNetworks(defaultAddressPool, &PredefinedLocalScopeDefaultNetworks)
}
// splitNetworks takes a slice of networks, split them accordingly and returns them
func splitNetworks(list []*NetworkToSplit) ([]*net.IPNet, error) {
localPools := make([]*net.IPNet, 0, len(list))
for _, p := range list {
_, b, err := net.ParseCIDR(p.Base)
if err != nil {
return nil, fmt.Errorf("invalid base pool %q: %v", p.Base, err)
}
ones, _ := b.Mask.Size()
if p.Size <= 0 || p.Size < ones {
return nil, fmt.Errorf("invalid pools size: %d", p.Size)
}
localPools = append(localPools, splitNetwork(p.Size, b)...)
}
return localPools, nil
}
func splitNetwork(size int, base *net.IPNet) []*net.IPNet {
one, bits := base.Mask.Size()
mask := net.CIDRMask(size, bits)
n := 1 << uint(size-one)
s := uint(bits - size)
list := make([]*net.IPNet, 0, n)
for i := 0; i < n; i++ {
ip := copyIP(base.IP)
addIntToIP(ip, uint(i<<s))
list = append(list, &net.IPNet{IP: ip, Mask: mask})
}
return list
}
func copyIP(from net.IP) net.IP {
ip := make([]byte, len(from))
copy(ip, from)
return ip
}
func addIntToIP(array net.IP, ordinal uint) {
for i := len(array) - 1; i >= 0; i-- {
array[i] |= (byte)(ordinal & 0xff)
ordinal >>= 8
}
}

4
vendor/modules.txt vendored
View File

@ -371,7 +371,6 @@ github.com/docker/docker/api/types/versions
github.com/docker/docker/api/types/volume
github.com/docker/docker/client
github.com/docker/docker/errdefs
github.com/docker/docker/opts
github.com/docker/docker/pkg/archive
github.com/docker/docker/pkg/fileutils
github.com/docker/docker/pkg/homedir
@ -401,9 +400,6 @@ github.com/docker/go-plugins-helpers/volume
# github.com/docker/go-units v0.4.0
## explicit
github.com/docker/go-units
# github.com/docker/libnetwork v0.8.0-dev.2.0.20190625141545-5a177b73e316
## explicit
github.com/docker/libnetwork/ipamutils
# github.com/felixge/httpsnoop v1.0.1
github.com/felixge/httpsnoop
# github.com/fsnotify/fsnotify v1.5.4