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ACS
Public
Cloud
MAS
clonemap
Commits
0f7a6294
Commit
0f7a6294
authored
Apr 01, 2021
by
Stefan Dähling
Browse files
cleanup
parent
ee1087f6
Pipeline
#439409
failed with stages
in 3 minutes and 26 seconds
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pkg/agency/logging.go
deleted
100644 → 0
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ee1087f6
/*
Copyright 2020 Institute for Automation of Complex Power Systems,
E.ON Energy Research Center, RWTH Aachen University
This project is licensed under either of
- Apache License, Version 2.0
- MIT License
at your option.
Apache License, Version 2.0:
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
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.
MIT License:
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
package
agency
import
(
"errors"
"log"
"os"
"sync"
"time"
"git.rwth-aachen.de/acs/public/cloud/mas/clonemap/pkg/client"
"git.rwth-aachen.de/acs/public/cloud/mas/clonemap/pkg/schemas"
)
// Logger logs data to logging service
type
Logger
struct
{
agentID
int
handler
*
logHandler
mutex
*
sync
.
Mutex
config
schemas
.
LoggerConfig
logError
*
log
.
Logger
logInfo
*
log
.
Logger
active
bool
}
// NewLog sends a new logging message to the logging service
func
(
log
*
Logger
)
NewLog
(
topic
string
,
message
string
,
data
string
)
(
err
error
)
{
log
.
mutex
.
Lock
()
if
!
log
.
active
{
log
.
mutex
.
Unlock
()
return
errors
.
New
(
"log not active"
)
}
log
.
mutex
.
Unlock
()
if
topic
!=
"error"
&&
topic
!=
"debug"
&&
topic
!=
"status"
&&
topic
!=
"msg"
&&
topic
!=
"app"
{
err
=
errors
.
New
(
"unknown topic"
)
return
}
log
.
mutex
.
Lock
()
if
(
topic
==
"msg"
&&
!
log
.
config
.
TopicMsg
)
||
(
topic
==
"app"
&&
!
log
.
config
.
TopicApp
)
||
(
topic
==
"debug"
&&
!
log
.
config
.
TopicDebug
)
||
(
topic
==
"status"
&&
!
log
.
config
.
TopicStatus
)
{
log
.
mutex
.
Unlock
()
return
}
time
.
Sleep
(
time
.
Millisecond
*
5
)
tStamp
:=
time
.
Now
()
log
.
mutex
.
Unlock
()
msg
:=
schemas
.
LogMessage
{
AgentID
:
log
.
agentID
,
Timestamp
:
tStamp
,
Topic
:
topic
,
Message
:
message
,
AdditionalData
:
data
}
log
.
handler
.
logIn
<-
msg
return
}
// UpdateState overrides the state stored in database
func
(
log
*
Logger
)
UpdateState
(
state
string
)
(
err
error
)
{
log
.
mutex
.
Lock
()
if
!
log
.
active
{
log
.
mutex
.
Unlock
()
return
errors
.
New
(
"log not active"
)
}
log
.
mutex
.
Unlock
()
agState
:=
schemas
.
State
{
MASID
:
log
.
handler
.
masID
,
AgentID
:
log
.
agentID
,
Timestamp
:
time
.
Now
(),
State
:
state
}
// _, err = client.PutState(agState)
log
.
handler
.
stateIn
<-
agState
return
}
// RestoreState loads state saved in database and return it
func
(
log
*
Logger
)
RestoreState
()
(
state
string
,
err
error
)
{
log
.
mutex
.
Lock
()
if
!
log
.
active
{
log
.
mutex
.
Unlock
()
err
=
errors
.
New
(
"log not active"
)
return
}
log
.
mutex
.
Unlock
()
var
agState
schemas
.
State
agState
,
_
,
err
=
log
.
handler
.
client
.
GetState
(
log
.
handler
.
masID
,
log
.
agentID
)
state
=
agState
.
State
return
}
// newLogger craetes a new object of type Logger
func
newLogger
(
agentID
int
,
handler
*
logHandler
,
config
schemas
.
LoggerConfig
,
logErr
*
log
.
Logger
,
logInf
*
log
.
Logger
)
(
log
*
Logger
)
{
log
=
&
Logger
{
agentID
:
agentID
,
handler
:
handler
,
mutex
:
&
sync
.
Mutex
{},
config
:
config
,
logError
:
logErr
,
logInfo
:
logInf
,
active
:
true
,
}
return
}
// close closes the logger
func
(
log
*
Logger
)
close
()
{
log
.
mutex
.
Lock
()
log
.
logInfo
.
Println
(
"Closing Logger of agent "
,
log
.
agentID
)
log
.
active
=
false
log
.
mutex
.
Unlock
()
return
}
// logHandler is the agency client for the logger
type
logHandler
struct
{
masID
int
logIn
chan
schemas
.
LogMessage
// logging inbox
stateIn
chan
schemas
.
State
active
bool
// indicates if logging is active (switch via env)
client
*
client
.
LoggerClient
logError
*
log
.
Logger
logInfo
*
log
.
Logger
}
// storeLogs periodically requests the logging service to store log messages
func
(
log
*
logHandler
)
storeLogs
()
(
err
error
)
{
if
log
.
active
{
for
{
if
len
(
log
.
logIn
)
>
0
{
numMsg
:=
len
(
log
.
logIn
)
logMsgs
:=
make
([]
schemas
.
LogMessage
,
numMsg
,
numMsg
)
for
i
:=
0
;
i
<
numMsg
;
i
++
{
logMsgs
[
i
]
=
<-
log
.
logIn
logMsgs
[
i
]
.
MASID
=
log
.
masID
}
_
,
err
=
log
.
client
.
PostLogs
(
log
.
masID
,
logMsgs
)
if
err
!=
nil
{
log
.
logError
.
Println
(
err
)
for
i
:=
range
logMsgs
{
log
.
logIn
<-
logMsgs
[
i
]
}
continue
}
}
tempTime
:=
time
.
Now
()
for
{
time
.
Sleep
(
100
*
time
.
Millisecond
)
if
time
.
Since
(
tempTime
)
.
Seconds
()
>
15
||
len
(
log
.
logIn
)
>
50
{
break
}
}
}
}
else
{
for
{
// print messages to stdout if logger is turned off
logMsg
:=
<-
log
.
logIn
log
.
logInfo
.
Println
(
logMsg
)
}
}
}
// storeState requests the logging service to store state
func
(
log
*
logHandler
)
storeState
()
(
err
error
)
{
if
log
.
active
{
for
{
var
states
[]
schemas
.
State
state
:=
<-
log
.
stateIn
states
=
append
(
states
,
state
)
for
i
:=
0
;
i
<
24
;
i
++
{
// maximum of 25 states
select
{
case
state
=
<-
log
.
stateIn
:
states
=
append
(
states
,
state
)
default
:
break
}
}
_
,
err
=
log
.
client
.
UpdateStates
(
states
[
0
]
.
MASID
,
states
)
if
err
!=
nil
{
log
.
logError
.
Println
(
err
)
for
i
:=
range
states
{
log
.
stateIn
<-
states
[
i
]
}
continue
}
}
}
return
}
// newLogHandler creates an agency logger client
func
newLogHandler
(
masID
int
,
logErr
*
log
.
Logger
,
logInf
*
log
.
Logger
)
(
log
*
logHandler
)
{
log
=
&
logHandler
{
masID
:
masID
,
active
:
false
,
logError
:
logErr
,
logInfo
:
logInf
,
}
log
.
client
,
_
=
client
.
NewLoggerClient
(
"logger"
,
11000
,
time
.
Second
*
60
,
time
.
Second
*
1
,
4
)
temp
:=
os
.
Getenv
(
"CLONEMAP_LOGGING"
)
if
temp
==
"ON"
{
log
.
active
=
true
}
log
.
logIn
=
make
(
chan
schemas
.
LogMessage
,
10000
)
log
.
stateIn
=
make
(
chan
schemas
.
State
,
10000
)
go
log
.
storeLogs
()
go
log
.
storeState
()
log
.
logInfo
.
Println
(
"Created new logger client; status: "
,
log
.
active
)
return
}
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