grim/convey
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Bump the version
v0.14.0-alpha4
2018-02-20, Gary Kramlich
89afa53fab1b
Bump the version
// Convey
// Copyright 2016-2018 Gary Kramlich <grim@reaperworld.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package
docker
import
(
"fmt"
"time"
"github.com/aphistic/gomol"
"bitbucket.org/rw_grim/convey/logging"
"bitbucket.org/rw_grim/convey/state"
"bitbucket.org/rw_grim/convey/util"
)
// Network represents a docker network.
type
Network
struct
{
name
string
logger
*
gomol
.
LogAdapter
state
*
state
.
State
}
// NewNetwork creates a new docker network.
func
NewNetwork
(
st
*
state
.
State
)
(
*
Network
,
error
)
{
network
:=
&
Network
{
name
:
util
.
ID
(),
logger
:
logging
.
NewAdapter
(
"network"
),
state
:
st
,
}
cmdv
:=
[]
string
{
"network"
,
"create"
,
network
.
name
}
_
,
_
,
err
:=
DockerOutput
(
"create network"
,
cmdv
,
st
)
if
err
!=
nil
{
return
nil
,
err
}
err
=
network
.
logger
.
Debugf
(
"created network: %#v"
,
network
.
name
)
if
err
!=
nil
{
fmt
.
Printf
(
"error reporting debug: %s\n"
,
err
)
}
return
network
,
nil
}
// Name returns the name of the network.
func
(
network
*
Network
)
Name
()
string
{
return
network
.
name
}
// Destroy tears down the docker network.
func
(
network
*
Network
)
Destroy
()
error
{
for
_
,
name
:=
range
network
.
state
.
GetRunning
()
{
cmdv
:=
[]
string
{
"network"
,
"disconnect"
,
"--force"
,
network
.
name
,
name
,
}
err
:=
network
.
logger
.
Infof
(
"disconnecting container %s from network %s"
,
name
,
network
.
Name
())
if
err
!=
nil
{
return
err
}
err
=
Docker
(
"disconnect container"
,
cmdv
,
network
.
state
)
if
err
!=
nil
{
msgFmt
:=
"failed to disconnect container %s from network %s"
if
lErr
:=
network
.
logger
.
Warningf
(
msgFmt
,
name
,
network
.
Name
());
lErr
!=
nil
{
fmt
.
Printf
(
"error reporting warning: %s\n"
,
lErr
)
}
continue
}
msgFmt
:=
"disconnected container %s from network %s"
if
lErr
:=
network
.
logger
.
Infof
(
msgFmt
,
name
,
network
.
Name
());
lErr
!=
nil
{
fmt
.
Printf
(
"error report info: %s\n"
,
lErr
)
}
}
// monkey with the timeout so our cleanup always runs
oldTimeout
:=
network
.
state
.
PlanTimeout
defer
func
()
{
network
.
state
.
PlanTimeout
=
oldTimeout
}()
network
.
state
.
PlanTimeout
=
15
*
time
.
Minute
cmdv
:=
[]
string
{
"network"
,
"rm"
,
network
.
name
}
return
Docker
(
"remove network"
,
cmdv
,
network
.
state
)
}