Using names instead of numbers as key for the messages

diff --git a/README.sh b/README.sh
index dcd632a..3b0e897 100755 (executable)
--- a/README.sh
+++ b/README.sh
@@ -46,10 +46,10 @@ cat data.txt | kafkacat -K: -b localhost:9092 -t input
 kafkacat -C -b localhost:9092 -t input -e | wc -l
 kafkacat -C -b localhost:9092 -t output -e | wc -l
 
-kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | grep ^0 > result_0.txt
-kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | grep ^1 > result_1.txt
-kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | grep ^2 > result_2.txt
-kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | grep ^3 > result_3.txt
-kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | grep ^4 > result_4.txt
-kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | grep ^5 > result_5.txt
-kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | grep ^6 > result_6.txt
+kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | awk -F: '/^peter/ { print $2 }' > result_peter.txt
+kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | awk -F: '/^franz/ { print $2 }' > result_franz.txt
+kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | awk -F: '/^ute/   { print $2 }' > result_ute.txt
+kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | awk -F: '/^klaus/ { print $2 }' > result_klaus.txt
+kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | awk -F: '/^paul/  { print $2 }' > result_paul.txt
+kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | awk -F: '/^petra/ { print $2 }' > result_petra.txt
+kafkacat -C -b localhost:9092 -t output -e  -f'%k:%s\n' | awk -F: '/^siggi/ { print $2 }' > result_siggi.txt

diff --git a/create-data.sh b/create-data.sh
index d64ca41..ea429a3 100755 (executable)
--- a/create-data.sh
+++ b/create-data.sh
@@ -1,17 +1,38 @@
 #!/bin/bash
 
-for i in `seq 1 333`;     do echo $(($i%7)):$i; done >  data.txt
-for i in `seq 70 578`;    do echo $(($i%7)):$i; done >> data.txt
-for i in `seq 400 1211`;  do echo $(($i%7)):$i; done >> data.txt
-for i in `seq 1000 1111`; do echo $(($i%7)):$i; done >> data.txt
-for i in `seq 1200 1711`; do echo $(($i%7)):$i; done >> data.txt
-for i in `seq 1688 3333`; do echo $(($i%7)):$i; done >> data.txt
-for i in `seq 2567 3500`; do echo $(($i%7)):$i; done >> data.txt
+function name()
+{
+  case $(($1%7)) in
+    0) echo "peter"
+       ;;
+    1) echo "franz"
+       ;;
+    2) echo "ute"
+       ;;
+    3) echo "klaus"
+       ;;
+    4) echo "paul"
+       ;;
+    5) echo "petra"
+       ;;
+    6) echo "siggi"
+       ;;
+  esac
+}
+
+for i in `seq 1 333`;     do echo $(name $i):$i; done >  data.txt
+for i in `seq 70 578`;    do echo $(name $i):$i; done >> data.txt
+for i in `seq 400 1211`;  do echo $(name $i):$i; done >> data.txt
+for i in `seq 1000 1111`; do echo $(name $i):$i; done >> data.txt
+for i in `seq 1200 1711`; do echo $(name $i):$i; done >> data.txt
+for i in `seq 1688 3333`; do echo $(name $i):$i; done >> data.txt
+for i in `seq 2567 3500`; do echo $(name $i):$i; done >> data.txt
+
+for i in `seq 1 3500`;    do echo $(name $i):$i | awk -F: '/^peter/ { print $2 }'; done > expected_peter.txt
+for i in `seq 1 3500`;    do echo $(name $i):$i | awk -F: '/^franz/ { print $2 }'; done > expected_franz.txt
+for i in `seq 1 3500`;    do echo $(name $i):$i | awk -F: '/^ute/   { print $2 }'; done > expected_ute.txt
+for i in `seq 1 3500`;    do echo $(name $i):$i | awk -F: '/^klaus/ { print $2 }'; done > expected_klaus.txt
+for i in `seq 1 3500`;    do echo $(name $i):$i | awk -F: '/^paul/  { print $2 }'; done > expected_paul.txt
+for i in `seq 1 3500`;    do echo $(name $i):$i | awk -F: '/^petra/ { print $2 }'; done > expected_petra.txt
+for i in `seq 1 3500`;    do echo $(name $i):$i | awk -F: '/^siggi/ { print $2 }'; done > expected_siggi.txt
 
-for i in `seq 1 3500`; do echo $(($i%7)):$i; done | grep ^0 > expected_0.txt
-for i in `seq 1 3500`; do echo $(($i%7)):$i; done | grep ^1 > expected_1.txt
-for i in `seq 1 3500`; do echo $(($i%7)):$i; done | grep ^2 > expected_2.txt
-for i in `seq 1 3500`; do echo $(($i%7)):$i; done | grep ^3 > expected_3.txt
-for i in `seq 1 3500`; do echo $(($i%7)):$i; done | grep ^4 > expected_4.txt
-for i in `seq 1 3500`; do echo $(($i%7)):$i; done | grep ^5 > expected_5.txt
-for i in `seq 1 3500`; do echo $(($i%7)):$i; done | grep ^6 > expected_6.txt