From bc051f377da102bb67c6465b810a07dc7b400e13 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sun, 21 Feb 2021 12:20:10 +0000
Subject: [PATCH 01/16] handle slower iio_info and skip sleep

---
 iio2mqtt.pl | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/iio2mqtt.pl b/iio2mqtt.pl
index 14c9430..40c4983 100755
--- a/iio2mqtt.pl
+++ b/iio2mqtt.pl
@@ -57,5 +57,8 @@ while(1) {
 	system "curl --silent -XPOST '$influx_url' --data-binary '$influx'";
 	warn "$influx\n";
 
-	sleep Time::HiRes::time + $delay - $t;
+	my $dt = Time::HiRes::time + $delay - $t - 100;
+	if ( $dt > 0 ) {
+		sleep $dt;
+	}
 }
-- 
2.20.1


From a62e5f83f1b7e8830c258771a7601146e115997f Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sun, 21 Feb 2021 12:36:29 +0000
Subject: [PATCH 02/16] send influx data directly

---
 iio2mqtt.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/iio2mqtt.pl b/iio2mqtt.pl
index 40c4983..855e8ca 100755
--- a/iio2mqtt.pl
+++ b/iio2mqtt.pl
@@ -6,7 +6,7 @@ use Time::HiRes;
 
 # sudo apt install libiio-utils mosquitto-clients
 
-my $influx_url = shift @ARGV || 'http://10.13.37.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
 
 my $delay = $ENV{DELAY} || 1;
 
-- 
2.20.1


From d49e42f2b00fdc27eb5244f8add6e271bdd04141 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sun, 21 Feb 2021 12:38:51 +0000
Subject: [PATCH 03/16] fix small offset to trigger every DELAY

---
 iio2mqtt.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/iio2mqtt.pl b/iio2mqtt.pl
index 855e8ca..a469024 100755
--- a/iio2mqtt.pl
+++ b/iio2mqtt.pl
@@ -57,7 +57,7 @@ while(1) {
 	system "curl --silent -XPOST '$influx_url' --data-binary '$influx'";
 	warn "$influx\n";
 
-	my $dt = Time::HiRes::time + $delay - $t - 100;
+	my $dt = Time::HiRes::time + $delay - $t - 0.01;
 	if ( $dt > 0 ) {
 		sleep $dt;
 	}
-- 
2.20.1


From 32bcafc453e010a0115903d346d4d3d6acdc33a0 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Mon, 8 Mar 2021 16:52:00 +0100
Subject: [PATCH 04/16] added --max-time to curl so we fail quickly without
 network

---
 mh-z19b.pl | 2 +-
 pms3003.pl | 2 +-
 zph02.pl   | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/mh-z19b.pl b/mh-z19b.pl
index 1d7b894..8307838 100755
--- a/mh-z19b.pl
+++ b/mh-z19b.pl
@@ -44,7 +44,7 @@ while (1) {
 		if ( $v[0] == 0xff && $sum == $checksum ) {
 			my $influx = "mh-z19b,dc=trnjanska co2=$co2 $t";
 			print "$influx\n";
-			system "curl --silent -XPOST '$influx_url' --data-binary '$influx'";
+			system "curl --max-time 2 --silent -XPOST '$influx_url' --data-binary '$influx'";
 			system "mosquitto_pub -h rpi2 -t 'air/mh-z19b/co2' -m $co2";
 		} else {
 			die "checksum error";
diff --git a/pms3003.pl b/pms3003.pl
index 72771f5..f1d458a 100755
--- a/pms3003.pl
+++ b/pms3003.pl
@@ -60,7 +60,7 @@ while (1) {
 			$influx =~ s/,$//;
 			$influx .= " $t";
 			print "$influx\n";
-			system "curl --silent -XPOST '$influx_url' --data-binary '$influx'"
+			system "curl --max-time 2 --silent -XPOST '$influx_url' --data-binary '$influx'"
 		}
 	}
 
diff --git a/zph02.pl b/zph02.pl
index 44d35ef..8b7018a 100755
--- a/zph02.pl
+++ b/zph02.pl
@@ -46,7 +46,7 @@ while (1) {
 		if ( $v[0] == 0xff && $sum == $checksum ) {
 			my $influx = "zph02,dc=trnjanska pm25_pcnt=$pcnt $t";
 			print "$influx\n";
-			system "curl --silent -XPOST '$influx_url' --data-binary '$influx'";
+			system "curl --max-time 2 --silent -XPOST '$influx_url' --data-binary '$influx'";
 			system "mosquitto_pub -h rpi2 -t 'air/zph02/pm25' -m $pcnt";
 		}
 	}
-- 
2.20.1


From 9c27794df65d335b028e0feb2d7783f7ec8a6014 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Fri, 21 May 2021 16:44:36 +0200
Subject: [PATCH 05/16] update to local wireguard ip

---
 mh-z19b.pl | 2 +-
 pms3003.pl | 2 +-
 zph02.pl   | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/mh-z19b.pl b/mh-z19b.pl
index 8307838..9076414 100755
--- a/mh-z19b.pl
+++ b/mh-z19b.pl
@@ -7,7 +7,7 @@ use Time::HiRes;
 use Data::Dump qw(dump);
 
 my $port = shift @ARGV || '/dev/serial/by-path/platform-3f980000.usb-usb-0:1.5:1.2';
-my $influx_url = shift @ARGV || 'http://10.13.37.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
 
 my $s = new Device::SerialPort( $port ) || die $!;
 $s->baudrate(9600);
diff --git a/pms3003.pl b/pms3003.pl
index f1d458a..c1708f6 100755
--- a/pms3003.pl
+++ b/pms3003.pl
@@ -7,7 +7,7 @@ use Time::HiRes;
 use Data::Dump qw(dump);
 
 my $port = shift @ARGV || '/dev/serial/by-path/platform-3f980000.usb-usb-0:1.3:1.0-port0';
-my $influx_url = shift @ARGV || 'http://10.13.37.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
 
 my $debug = $ENV{DEBUG} || 0;
 
diff --git a/zph02.pl b/zph02.pl
index 8b7018a..0a01d36 100755
--- a/zph02.pl
+++ b/zph02.pl
@@ -7,7 +7,7 @@ use Time::HiRes;
 use Data::Dump qw(dump);
 
 my $port = shift @ARGV || '/dev/serial/by-path/platform-3f980000.usb-usb-0:1.5:1.0';
-my $influx_url = shift @ARGV || 'http://10.13.37.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
 
 my $s = new Device::SerialPort( $port ) || die $!;
 $s->baudrate(9600);
-- 
2.20.1


From 59b28a41e509a3d933d3dac493ad78e60561e1d9 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Fri, 21 May 2021 17:11:30 +0200
Subject: [PATCH 06/16] turn debug on with: touch /dev/shm/air-debug

---
 dsm501.pl  | 4 ++--
 mh-z19b.pl | 2 +-
 pms3003.pl | 2 +-
 zph02.pl   | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/dsm501.pl b/dsm501.pl
index a821aaf..33277e5 100755
--- a/dsm501.pl
+++ b/dsm501.pl
@@ -7,7 +7,7 @@ use Time::HiRes;
 use Data::Dump qw(dump);
 
 my $port = shift @ARGV || '/dev/serial/by-path/platform-3f980000.usb-usb-0:1.3:1.0-port0';
-my $influx_url = shift @ARGV || 'http://10.13.37.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
 my $measurement = $ENV{MEASUREMENT} || 'dsm501';
 
 my $s = new Device::SerialPort( $port ) || die $!;
@@ -31,7 +31,7 @@ while (1) {
 			$string =~ s/[\r\n]+$//;
 			$string =~ s/\s/,/g;
 			my $influx = "$measurement,dc=trnjanska $string $t";
-			print "$influx\n";
+			print "$influx\n" if -e '/dev/shm/air-debug';
 			system "curl --silent -XPOST '$influx_url' --data-binary '$influx'"
 		} else {
 			warn "SKIP: $string\n";
diff --git a/mh-z19b.pl b/mh-z19b.pl
index 9076414..927951b 100755
--- a/mh-z19b.pl
+++ b/mh-z19b.pl
@@ -43,7 +43,7 @@ while (1) {
 		my $co2 = $v[2] * 255 + $v[3];
 		if ( $v[0] == 0xff && $sum == $checksum ) {
 			my $influx = "mh-z19b,dc=trnjanska co2=$co2 $t";
-			print "$influx\n";
+			print "$influx\n" if -e '/dev/shm/air-debug';
 			system "curl --max-time 2 --silent -XPOST '$influx_url' --data-binary '$influx'";
 			system "mosquitto_pub -h rpi2 -t 'air/mh-z19b/co2' -m $co2";
 		} else {
diff --git a/pms3003.pl b/pms3003.pl
index c1708f6..cb68af2 100755
--- a/pms3003.pl
+++ b/pms3003.pl
@@ -59,7 +59,7 @@ while (1) {
 			};
 			$influx =~ s/,$//;
 			$influx .= " $t";
-			print "$influx\n";
+			print "$influx\n" if -e '/dev/shm/air-debug';
 			system "curl --max-time 2 --silent -XPOST '$influx_url' --data-binary '$influx'"
 		}
 	}
diff --git a/zph02.pl b/zph02.pl
index 0a01d36..00d8c2d 100755
--- a/zph02.pl
+++ b/zph02.pl
@@ -45,7 +45,7 @@ while (1) {
 		my $pcnt = $v[3] + ( $v[4] / 100 );
 		if ( $v[0] == 0xff && $sum == $checksum ) {
 			my $influx = "zph02,dc=trnjanska pm25_pcnt=$pcnt $t";
-			print "$influx\n";
+			print "$influx\n" if -e '/dev/shm/air-debug';
 			system "curl --max-time 2 --silent -XPOST '$influx_url' --data-binary '$influx'";
 			system "mosquitto_pub -h rpi2 -t 'air/zph02/pm25' -m $pcnt";
 		}
-- 
2.20.1


From a1a1be98b3279adce682f3508bcba6a0dddea715 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sat, 6 Nov 2021 12:16:07 +0100
Subject: [PATCH 07/16] RestartSec

---
 system/air-mq7.service | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/system/air-mq7.service b/system/air-mq7.service
index fb20c10..2175f9c 100644
--- a/system/air-mq7.service
+++ b/system/air-mq7.service
@@ -5,6 +5,7 @@ Description=Air
 User=pi
 ExecStart=/home/pi/air-quality/mq7.sh
 Restart=on-failure
+RestartSec=2s
 
 [Install]
-WantedBy=multi-user.target
+WantedBy=network-online.target
-- 
2.20.1


From 697e0d92e26053ced2fcf5fb6651f6432da77cf2 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sat, 6 Nov 2021 12:16:35 +0100
Subject: [PATCH 08/16] pms3003 service

---
 system/air-pms3003.service | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 system/air-pms3003.service

diff --git a/system/air-pms3003.service b/system/air-pms3003.service
new file mode 100644
index 0000000..a26ce98
--- /dev/null
+++ b/system/air-pms3003.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Air
+
+[Service]
+User=pi
+ExecStart=/home/pi/air-quality/pms3003.pl
+Restart=on-failure
+RestartSec=2s
+
+[Install]
+WantedBy=network-online.target
-- 
2.20.1


From 3f56683394d6ea2a0bb02a5f885ba2877c8de9f1 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sun, 22 Jan 2023 11:05:05 +0100
Subject: [PATCH 09/16] collect Xiomi Mijia values and send them to influx

---
 ble-mijia.sh | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100755 ble-mijia.sh

diff --git a/ble-mijia.sh b/ble-mijia.sh
new file mode 100755
index 0000000..078c4db
--- /dev/null
+++ b/ble-mijia.sh
@@ -0,0 +1,20 @@
+#!/bin/bash -e
+mac=A4:C1:38:D8:3F:9C
+test ! -z "$1" && mac=$1
+
+
+gatttool -b $mac --char-write-req --handle='0x0038' --value="0100" --listen | tee /dev/stderr | grep --line-buffered value: | while read bt ; do
+
+#echo "XXX[$bt]"
+
+temphexa=$(echo $bt | awk -F ' ' '{print $7$6}'| tr [:lower:] [:upper:] )
+humhexa=$(echo $bt | awk -F ' ' '{print $8}'| tr [:lower:] [:upper:])
+temperature100=$(echo "ibase=16; $temphexa" | bc)
+humidity=$(echo "ibase=16; $humhexa" | bc)
+temperature=$(echo "scale=2;$temperature100/100"|bc)
+
+echo $(date +%Y-%m-%d\ %H:%M:%S) $temperature $humidity
+
+curl --silent -XPOST 'http://10.60.0.92:8086/write?consistency=any&db=rot13' --data-binary "mijia,dc=trnjanska,mac=$mac temperature=$temperature,humidity=$humidity"
+
+done # gattool
-- 
2.20.1


From 079bff1f15bacd8774031c4413b3121f48e5470c Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sun, 22 Jan 2023 17:13:04 +0100
Subject: [PATCH 10/16] single awk for conversion, send all data to influx

---
 ble-mijia.sh | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/ble-mijia.sh b/ble-mijia.sh
index 078c4db..e97d920 100755
--- a/ble-mijia.sh
+++ b/ble-mijia.sh
@@ -7,14 +7,10 @@ gatttool -b $mac --char-write-req --handle='0x0038' --value="0100" --listen | te
 
 #echo "XXX[$bt]"
 
-temphexa=$(echo $bt | awk -F ' ' '{print $7$6}'| tr [:lower:] [:upper:] )
-humhexa=$(echo $bt | awk -F ' ' '{print $8}'| tr [:lower:] [:upper:])
-temperature100=$(echo "ibase=16; $temphexa" | bc)
-humidity=$(echo "ibase=16; $humhexa" | bc)
-temperature=$(echo "scale=2;$temperature100/100"|bc)
+v=$( echo $bt | awk '{ print "temperature=" strtonum("0x"$7$6) / 100, "humidity=" strtonum("0x"$8), "a=" strtonum("0x"$9), "b="strtonum("0x"$10) }' | sed 's/ /,/g' )
 
-echo $(date +%Y-%m-%d\ %H:%M:%S) $temperature $humidity
+echo $(date +%Y-%m-%d\ %H:%M:%S) $mac $v
 
-curl --silent -XPOST 'http://10.60.0.92:8086/write?consistency=any&db=rot13' --data-binary "mijia,dc=trnjanska,mac=$mac temperature=$temperature,humidity=$humidity"
+curl --silent -XPOST 'http://10.60.0.92:8086/write?consistency=any&db=rot13' --data-binary "mijia,dc=trnjanska,mac=$mac $v"
 
 done # gattool
-- 
2.20.1


From 8dbc08b2949aa2efdbb31d65f6268f250af99ffe Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Mon, 23 Jan 2023 17:10:46 +0100
Subject: [PATCH 11/16] ble-mijia@.service

---
 system/ble-mijia@.service | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 system/ble-mijia@.service

diff --git a/system/ble-mijia@.service b/system/ble-mijia@.service
new file mode 100644
index 0000000..b12201c
--- /dev/null
+++ b/system/ble-mijia@.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Xiomi Mijia %i
+
+[Service]
+User=pi
+ExecStart=/home/pi/air-quality/ble-mijia.sh %i
+Restart=always
+RestartSec=3s
+
+[Install]
+WantedBy=network-online.target
-- 
2.20.1


From d50681e1da5d929ba38772d7edd6782380106996 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Mon, 23 Jan 2023 17:10:54 +0100
Subject: [PATCH 12/16] don't emit readings so systemd doesn't have to log it

---
 ble-mijia.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ble-mijia.sh b/ble-mijia.sh
index e97d920..016675b 100755
--- a/ble-mijia.sh
+++ b/ble-mijia.sh
@@ -9,7 +9,7 @@ gatttool -b $mac --char-write-req --handle='0x0038' --value="0100" --listen | te
 
 v=$( echo $bt | awk '{ print "temperature=" strtonum("0x"$7$6) / 100, "humidity=" strtonum("0x"$8), "a=" strtonum("0x"$9), "b="strtonum("0x"$10) }' | sed 's/ /,/g' )
 
-echo $(date +%Y-%m-%d\ %H:%M:%S) $mac $v
+#echo $(date +%Y-%m-%d\ %H:%M:%S) $mac $v
 
 curl --silent -XPOST 'http://10.60.0.92:8086/write?consistency=any&db=rot13' --data-binary "mijia,dc=trnjanska,mac=$mac $v"
 
-- 
2.20.1


From 018f7c730b6cd7757531681e748431288da59382 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Fri, 27 Jan 2023 10:13:02 +0100
Subject: [PATCH 13/16] simplify script to use only gattool, awk and curl

---
 ble-mijia.sh | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

diff --git a/ble-mijia.sh b/ble-mijia.sh
index 016675b..9659e29 100755
--- a/ble-mijia.sh
+++ b/ble-mijia.sh
@@ -1,16 +1,9 @@
-#!/bin/bash -e
-mac=A4:C1:38:D8:3F:9C
+#!/bin/sh -e
+mac=A4:C1:38:90:DC:63
 test ! -z "$1" && mac=$1
 
 
-gatttool -b $mac --char-write-req --handle='0x0038' --value="0100" --listen | tee /dev/stderr | grep --line-buffered value: | while read bt ; do
+gatttool -b $mac --char-write-req --handle='0x0038' --value="0100" --listen | \
+	awk 'BEGIN { OFS=","; ORS="\n" } /value:/ { print "temperature=" strtonum("0x"$7$6) / 100, "humidity=" strtonum("0x"$8), "a=" strtonum("0x"$9), "b="strtonum("0x"$10) ; fflush() }' | \
+	xargs -i curl --silent -XPOST 'http://10.60.0.92:8086/write?consistency=any&db=rot13' --data-binary "mijia,dc=trnjanska,mac=$mac {}"
 
-#echo "XXX[$bt]"
-
-v=$( echo $bt | awk '{ print "temperature=" strtonum("0x"$7$6) / 100, "humidity=" strtonum("0x"$8), "a=" strtonum("0x"$9), "b="strtonum("0x"$10) }' | sed 's/ /,/g' )
-
-#echo $(date +%Y-%m-%d\ %H:%M:%S) $mac $v
-
-curl --silent -XPOST 'http://10.60.0.92:8086/write?consistency=any&db=rot13' --data-binary "mijia,dc=trnjanska,mac=$mac $v"
-
-done # gattool
-- 
2.20.1


From 921f4897fcc86708684b85328496a74b2dc6349f Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sat, 28 Jan 2023 09:06:15 +0100
Subject: [PATCH 14/16] decode battery voltage

---
 ble-mijia.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ble-mijia.sh b/ble-mijia.sh
index 9659e29..908d63f 100755
--- a/ble-mijia.sh
+++ b/ble-mijia.sh
@@ -2,8 +2,11 @@
 mac=A4:C1:38:90:DC:63
 test ! -z "$1" && mac=$1
 
+# based on https://ndimension.design.blog/2021/12/16/reading-data-from-xiaomi-mi-temperature-and-humidity-monitor-2-lywsd03mmc/
+# find sensor with: sudo hcitool lescan
+# A4:C1:38:D8:3F:9C LYWSD03MMC
 
 gatttool -b $mac --char-write-req --handle='0x0038' --value="0100" --listen | \
-	awk 'BEGIN { OFS=","; ORS="\n" } /value:/ { print "temperature=" strtonum("0x"$7$6) / 100, "humidity=" strtonum("0x"$8), "a=" strtonum("0x"$9), "b="strtonum("0x"$10) ; fflush() }' | \
+	awk 'BEGIN { OFS=","; ORS="\n" } /value:/ { print "temperature=" strtonum("0x"$7$6) / 100, "humidity=" strtonum("0x"$8), "battery=" strtonum("0x"$10$9) / 1000 ; fflush() }' | \
 	xargs -i curl --silent -XPOST 'http://10.60.0.92:8086/write?consistency=any&db=rot13' --data-binary "mijia,dc=trnjanska,mac=$mac {}"
 
-- 
2.20.1


From 80cbace6598e0bfb9a4798cccfb13611049d2e1b Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sat, 12 Aug 2023 12:38:37 +0200
Subject: [PATCH 15/16] update to local influxdb

---
 dsm501.pl   | 2 +-
 iio2mqtt.pl | 2 +-
 mh-z19b.pl  | 2 +-
 pms3003.pl  | 2 +-
 zph02.pl    | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/dsm501.pl b/dsm501.pl
index 33277e5..0a237a7 100755
--- a/dsm501.pl
+++ b/dsm501.pl
@@ -7,7 +7,7 @@ use Time::HiRes;
 use Data::Dump qw(dump);
 
 my $port = shift @ARGV || '/dev/serial/by-path/platform-3f980000.usb-usb-0:1.3:1.0-port0';
-my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://192.168.3.40:8086/write?consistency=any&db=rot13';
 my $measurement = $ENV{MEASUREMENT} || 'dsm501';
 
 my $s = new Device::SerialPort( $port ) || die $!;
diff --git a/iio2mqtt.pl b/iio2mqtt.pl
index a469024..50668f0 100755
--- a/iio2mqtt.pl
+++ b/iio2mqtt.pl
@@ -6,7 +6,7 @@ use Time::HiRes;
 
 # sudo apt install libiio-utils mosquitto-clients
 
-my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://192.168.3.40:8086/write?consistency=any&db=rot13';
 
 my $delay = $ENV{DELAY} || 1;
 
diff --git a/mh-z19b.pl b/mh-z19b.pl
index 927951b..52e3812 100755
--- a/mh-z19b.pl
+++ b/mh-z19b.pl
@@ -7,7 +7,7 @@ use Time::HiRes;
 use Data::Dump qw(dump);
 
 my $port = shift @ARGV || '/dev/serial/by-path/platform-3f980000.usb-usb-0:1.5:1.2';
-my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://192.168.3.40:8086/write?consistency=any&db=rot13';
 
 my $s = new Device::SerialPort( $port ) || die $!;
 $s->baudrate(9600);
diff --git a/pms3003.pl b/pms3003.pl
index cb68af2..e90d1c0 100755
--- a/pms3003.pl
+++ b/pms3003.pl
@@ -7,7 +7,7 @@ use Time::HiRes;
 use Data::Dump qw(dump);
 
 my $port = shift @ARGV || '/dev/serial/by-path/platform-3f980000.usb-usb-0:1.3:1.0-port0';
-my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://192.168.3.40:8086/write?consistency=any&db=rot13';
 
 my $debug = $ENV{DEBUG} || 0;
 
diff --git a/zph02.pl b/zph02.pl
index 00d8c2d..731a432 100755
--- a/zph02.pl
+++ b/zph02.pl
@@ -7,7 +7,7 @@ use Time::HiRes;
 use Data::Dump qw(dump);
 
 my $port = shift @ARGV || '/dev/serial/by-path/platform-3f980000.usb-usb-0:1.5:1.0';
-my $influx_url = shift @ARGV || 'http://10.60.0.92:8086/write?consistency=any&db=rot13';
+my $influx_url = shift @ARGV || 'http://192.168.3.40:8086/write?consistency=any&db=rot13';
 
 my $s = new Device::SerialPort( $port ) || die $!;
 $s->baudrate(9600);
-- 
2.20.1


From 4914d51b06240ba013d2534cd3cebf0f7ce9c8f1 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sun, 10 Mar 2024 14:14:51 +0100
Subject: [PATCH 16/16] don't send 0 values

---
 zph02.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/zph02.pl b/zph02.pl
index 731a432..10f961e 100755
--- a/zph02.pl
+++ b/zph02.pl
@@ -43,7 +43,7 @@ while (1) {
 
 		my $checksum = $v[8];
 		my $pcnt = $v[3] + ( $v[4] / 100 );
-		if ( $v[0] == 0xff && $sum == $checksum ) {
+		if ( $v[0] == 0xff && $sum == $checksum && $pcnt > 0) {
 			my $influx = "zph02,dc=trnjanska pm25_pcnt=$pcnt $t";
 			print "$influx\n" if -e '/dev/shm/air-debug';
 			system "curl --max-time 2 --silent -XPOST '$influx_url' --data-binary '$influx'";
-- 
2.20.1