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Bump the version for release
v0.14.0-alpha3
2018-02-20, Gary Kramlich
166a6d1979fa
Bump the version for release
// 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"
"strings"
"time"
"github.com/aphistic/gomol"
"bitbucket.org/rw_grim/convey/state"
)
// HealthCheck represents a docker health check.
type
HealthCheck
struct
{
Command
string
`yaml:"command"`
Interval
time
.
Duration
`yaml:"interval"`
Retries
int
`yaml:"retries"`
StartPeriod
time
.
Duration
`yaml:"start-period"`
Timeout
time
.
Duration
`yaml:"timeout"`
}
func
containerHasHealthCheck
(
name
,
cid
string
,
st
*
state
.
State
,
logger
*
gomol
.
LogAdapter
)
(
bool
,
error
)
{
cmdv
:=
[]
string
{
"inspect"
,
"-f"
,
"\"{{if .Config.Healthcheck}}true{{else}}false{{end}}\""
,
cid
,
}
stdout
,
stderr
,
err
:=
DockerOutput
(
name
+
"/healthcheck"
,
cmdv
,
st
)
if
err
!=
nil
{
if
nErr
:=
logger
.
Error
(
stderr
);
nErr
!=
nil
{
fmt
.
Printf
(
"error reporting error: %s\n"
,
nErr
)
}
return
false
,
err
}
if
strings
.
TrimSpace
(
stdout
)
==
"true"
{
return
true
,
nil
}
return
false
,
nil
}
func
containerIsHealthy
(
name
,
cid
string
,
st
*
state
.
State
,
logger
*
gomol
.
LogAdapter
)
(
bool
,
error
)
{
cmdv
:=
[]
string
{
"inspect"
,
"-f"
,
"\"{{.State.Health.Status}}\""
,
cid
,
}
stdout
,
stderr
,
err
:=
DockerOutput
(
name
+
"/healthcheck"
,
cmdv
,
st
)
if
err
!=
nil
{
if
nErr
:=
logger
.
Error
(
stderr
);
nErr
!=
nil
{
fmt
.
Printf
(
"error reporting error: %s\n"
,
nErr
)
}
return
false
,
err
}
if
strings
.
ToLower
(
strings
.
TrimSpace
(
stdout
))
==
"healthy"
{
return
true
,
err
}
return
false
,
nil
}