"리눅스 sed 여러 줄로 치환"의 두 판 사이의 차이

2020년 7월 10일 (금) 19:08 판

1 개요

Sed 여러줄로 치환

root@localhost:~# cat mykey.pem
-----BEGIN RSA PRIVATE KEY-----
MIICXAIBAAKBgQDTDhZpOuKlU5rBMhs7bF9TObe1wSCNsTJ/x3QmaU0ZPzjMXyNg
Bcwfu7Yp9e13Ia/abB5fEB8UR0GYrqgs2LLjdmb/RE4=
-----END RSA PRIVATE KEY-----

root@localhost:~# cat template.txt
HELLO
{{KEY}}
WORLD

root@localhost:~# mykey=$(cat mykey.pem | sed ':a;N;$!ba;s|\n|\\n|g' | sed 's|/|\\/|g' )
root@localhost:~# sed "s/{{KEY}}/$mykey/" template.txt
HELLO
-----BEGIN RSA PRIVATE KEY-----
MIICXAIBAAKBgQDTDhZpOuKlU5rBMhs7bF9TObe1wSCNsTJ/x3QmaU0ZPzjMXyNg
Bcwfu7Yp9e13Ia/abB5fEB8UR0GYrqgs2LLjdmb/RE4=
-----END RSA PRIVATE KEY-----
WORLD

2 참고

https://stackoverflow.com/questions/1251999/how-can-i-replace-a-newline-n-using-sed

@@ 4번째 줄: / 4번째 줄: @@
 <source lang='console'>
-# cat mykey.pem
+root@localhost:~# cat mykey.pem
 -----BEGIN RSA PRIVATE KEY-----
 MIICXAIBAAKBgQDTDhZpOuKlU5rBMhs7bF9TObe1wSCNsTJ/x3QmaU0ZPzjMXyNg
@@ 11번째 줄: / 11번째 줄: @@
 </source>
 <source lang='console'>
-# cat template.txt
+root@localhost:~# cat template.txt
 HELLO
-key
+{{KEY}}
 WORLD
 </source>
 <source lang='console'>
-# ./test.sh
+root@localhost:~# mykey=$(cat mykey.pem | sed ':a;N;$!ba;s|\n|\\n|g' | sed 's|/|\\/|g' )
+root@localhost:~# sed "s/{{KEY}}/$mykey/" template.txt
 HELLO
 -----BEGIN RSA PRIVATE KEY-----
@@ 24번째 줄: / 25번째 줄: @@
 -----END RSA PRIVATE KEY-----
 WORLD
-</source>
-<source lang='console'>
-# cat ./test.sh
-#!/bin/bash
-mykey=$(cat mykey.pem | sed ':a;N;$!ba;s|\n|\\n|g' | sed 's|/|\\/|g' )
-sed "s/key/$mykey/" template.txt
 </source>