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Elphel
meta-elphel393
Commits
5c39c2aa
Commit
5c39c2aa
authored
May 18, 2016
by
Mikhail Karpenko
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Install tempmon to /usr/bin and update its init script
parent
f7dc5d36
Changes
3
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3 changed files
with
85 additions
and
44 deletions
+85
-44
init_tempmon
recipes-core/init-tempmon/files/init_tempmon
+34
-17
init_tempmon.py
recipes-core/init-tempmon/files/init_tempmon.py
+47
-10
init-tempmon_1.0.bb
recipes-core/init-tempmon/init-tempmon_1.0.bb
+4
-17
No files found.
recipes-core/init-tempmon/files/init_tempmon
View file @
5c39c2aa
#!/bin/sh
DEAMON
=
/usr/bin/init_tempmon.py
PATH
=
/sbin:/bin:/usr/sbin:/usr/bin
DAEMON
=
/usr/sbin/init_tempmon
NAME
=
init_tempmon
DESC
=
"temperature monitor daemon"
SCRIPT_NAME
=
init_tempmon.py
MNTPOINT
=
/mnt/mmc
MMCDEV
=
/dev/mmcblk0p1
SOME_SCRIPT
=
init_tempmon.py
# PID file name, must match to the name in init_tempmon.py sript
PID_FILE
=
/var/run/init_tempmon.pid
.
/etc/init.d/functions
test
-x
$DEAMON
||
exit
0
case
"
$1
"
in
start
)
if
[
!
-f
$PID_FILE
]
;
then
echo
-n
"Starting
$DESC
: "
if
[
-f
$MNTPOINT
/
$SOME_SCRIPT
]
;
then
echo
" Launching
$SOME_SCRIPT
"
$MNTPOINT
/
$SOME_SCRIPT
echo
$SCRIPT_NAME
$DEAMON
&
else
echo
"
$SOME_SCRIPT
not found. Nothing to launch.
"
echo
"Already running
"
fi
;;
stop
)
if
[
-f
$PID_FILE
]
;
then
echo
-n
"Stopping
$DESC
: "
echo
"
$NAME
."
echo
"
$NAME
"
pid
=
$(
cat
$PID_FILE
)
/bin/kill
$pid
rm
$PID_FILE
else
echo
"Not running, nothing to stop"
fi
;;
restart
)
if
[
-f
$PID_FILE
]
;
then
echo
-n
"Restarting
$DESC
: "
echo
"
$NAME
."
echo
"
$NAME
"
pid
=
$(
cat
$PID_FILE
)
/bin/kill
$pid
$DEAMON
&
else
echo
"Not running, nothing to restart"
fi
;;
status
)
echo
-n
"
$NAME
status:"
if
[
-f
/var/run/
$NAM
E
]
;
then
echo
-n
"Running"
echo
-n
"
$NAME
status:
"
if
[
-f
$PID_FIL
E
]
;
then
echo
"Running"
else
echo
-n
"Not running"
echo
"Not running"
fi
;;
*
)
...
...
recipes-core/init-tempmon/files/init_tempmon.py
View file @
5c39c2aa
...
...
@@ -26,6 +26,7 @@ import os
import
sys
import
time
import
subprocess
import
atexit
from
posix
import
EX_OSFILE
,
F_OK
DEBUG
=
0
...
...
@@ -40,6 +41,8 @@ TEMP_HYSTERESIS = 2.0
SAMPLING_TIME
=
1
""" Temperature scaling factor. """
SCALE_CFT
=
0.001
""" The name of the file in /var/run which will contain PID """
PID_NAME
=
"init_tempmon"
ctrl_path_pref
=
"/sys/devices/soc0/elphel393-pwr@0/"
ctrl_fn
=
{
"poweroff_fn"
:
"power_off"
,
...
...
@@ -51,7 +54,8 @@ hwmon_fn = {"offset": "in_temp0_offset",
"raw"
:
"in_temp0_raw"
,
"scale"
:
"in_temp0_scale"
}
out_path_pref
=
"/var/volatile/tmp/"
out_fn
=
{
"core_temp_fn"
:
"core_temp"
}
out_fn
=
{
"core_temp_fn"
:
"core_temp"
,
"temp_params_fn"
:
"core_temp_params"
}
class
temp_monitor
():
def
__init__
(
self
,
ctrl_path_pref
,
ctrl_file_names
,
hwmon_path_pref
,
hwmon_fn
,
...
...
@@ -63,16 +67,35 @@ class temp_monitor():
self
.
hwmon_path_prefix
=
hwmon_path_pref
self
.
hwmon_fnames
=
hwmon_fn
self
.
samples_window
=
[]
self
.
pid_fname
=
"/var/run/"
+
PID_NAME
+
".pid"
""" Number of samples for temperature averaging """
self
.
samples_num
=
5
self
.
fan_cmd
=
{
"fan_cmd_on"
:
"0x101"
,
"fan_cmd_off"
:
"0x100"
}
self
.
params
=
{
"temp_minor"
:
TEMP_FAN_ON
,
"temp_major"
:
TEMP_SHUTDOWN
,
"temp_hyst"
:
TEMP_HYSTERESIS
,
"temp_sampling_time"
:
SAMPLING_TIME
}
""" Create output files """
try
:
self
.
core_temp_out_f
=
open
(
out_path_prefix
+
out_fnames
[
"core_temp_fn"
],
"w"
)
except
IOError
:
print
"Failed to create file: '
%
s
%
s'"
%
(
out_path_prefix
,
out_fnames
[
"core_temp_fn"
])
try
:
self
.
core_temp_params_f
=
open
(
out_path_prefix
+
out_fnames
[
"temp_params_fn"
],
"w"
)
except
IOError
:
self
.
core_temp_out_f
.
close
()
print
"Failed to create file: '
%
s
%
s'"
%
(
out_path_prefix
,
out_fnames
[
"temp_params_fn"
])
""" Create pid file """
with
open
(
self
.
pid_fname
,
"w"
)
as
pid_file
:
pid_file
.
write
(
str
(
os
.
getpid
()))
atexit
.
register
(
self
.
delpid
)
def
delpid
(
self
):
if
os
.
access
(
self
.
pid_fname
,
F_OK
):
os
.
remove
(
self
.
pid_fname
)
def
check_files
(
self
):
"""
...
...
@@ -141,23 +164,37 @@ class temp_monitor():
samples
.
sort
()
avg
=
samples
[
len
(
samples
)
/
2
]
if
core_temp
<
(
TEMP_FAN_ON
-
TEMP_HYSTERESIS
)
and
self
.
is_fan_on
:
if
core_temp
<
(
self
.
params
[
"temp_minor"
]
-
self
.
params
[
"temp_hyst"
]
)
and
self
.
is_fan_on
:
self
.
fan_ctrl
(
"off"
)
elif
core_temp
>=
TEMP_FAN_ON
and
core_temp
<
TEMP_SHUTDOWN
and
not
self
.
is_fan_on
:
elif
core_temp
>=
self
.
params
[
"temp_minor"
]
and
core_temp
<
self
.
params
[
"temp_major"
]
and
not
self
.
is_fan_on
:
self
.
fan_ctrl
(
"on"
)
elif
avg
>=
TEMP_SHUTDOWN
:
elif
avg
>=
self
.
params
[
"temp_major"
]
:
self
.
shutdown
()
self
.
core_temp_out_f
.
seek
(
0
)
self
.
core_temp_out_f
.
write
(
str
(
core_temp
))
self
.
core_temp_out_f
.
flush
()
print
"Core temperature: '
%
f', median: '
%
f'"
%
(
core_temp
,
avg
)
time
.
sleep
(
SAMPLING_TIME
)
#
print "Core temperature: '%f', median: '%f'" % (core_temp, avg)
time
.
sleep
(
self
.
params
[
"temp_sampling_time"
]
)
except
(
KeyboardInterrupt
,
SystemExit
):
print
"Got keyboard interrupt. Exiting."
self
.
core_temp_out_f
.
close
()
self
.
core_temp_params_f
.
close
()
os
.
remove
(
self
.
pid_fname
)
print
"'
%
s': got keyboard interrupt. Exiting."
%
os
.
path
.
basename
(
__file__
)
sys
.
exit
(
0
)
def
read_temp_params
(
self
):
"""
Read parameters from file and update local values.
"""
for
key
,
val
in
self
.
params
.
items
():
self
.
core_temp_params_f
.
seek
(
0
)
file_lines
=
self
.
core_temp_params_f
.
readlines
()
for
line
in
file_lines
:
if
line
.
find
(
key
)
==
0
:
self
.
core_temp_params_f
[
key
]
=
float
(
line
.
split
(
":"
)[
1
]
.
strip
())
if
__name__
==
"__main__"
:
if
DEBUG
:
ctrl_path_pref
=
""
...
...
recipes-core/init-tempmon/init-tempmon_1.0.bb
View file @
5c39c2aa
...
...
@@ -21,7 +21,7 @@ SRC_URI = "file://init_tempmon \
S = "${WORKDIR}/"
INITSCRIPT_NAME = "init_tempmon"
INITSCRIPT_PARAMS = "defaults 9
6
"
INITSCRIPT_PARAMS = "defaults 9
4
"
RDEPENDS_${PN} += "python-core"
...
...
@@ -29,6 +29,7 @@ FILES_${PN} = "\
/etc/* \
/usr/* \
"
PACKAGES = " init-tempmon"
#This needs to get the script into rc?.d/
inherit update-rc.d
...
...
@@ -36,20 +37,6 @@ inherit update-rc.d
do_install_append() {
install -d ${D}${sysconfdir}/init.d
install -m 0755 ${WORKDIR}/init_tempmon ${D}${sysconfdir}/init.d
for RLOC in ${PRODUCTION_ROOT_LOCATION}; do
if [ ! -d ${DEPLOY_DIR_IMAGE}/${RLOC} ]; then
mkdir -p ${DEPLOY_DIR_IMAGE}/${RLOC}
fi
if [ -f ${S}init_tempmon.py ]; then
if [ -f ${DEPLOY_DIR_IMAGE}/${RLOC}/init_tempmon.py ]; then
rm ${DEPLOY_DIR_IMAGE}/${RLOC}/init_tempmon.py
fi
cp ${S}init_tempmon.py ${DEPLOY_DIR_IMAGE}/${RLOC}/init_tempmon.py
else
echo "NOT 3 FOUND!"
fi
done
install -d ${D}${bindir}
install -m 0755 ${S}/init_tempmon.py ${D}${bindir}
}
PACKAGES = " init-tempmon"
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