Update README.md

README.md

@@ -13,7 +13,7 @@ Tags: DevOps, Debug, tools, linux, ops, deploy, interface, testing
 [TOC]
 
 # TLDR; Install all this interfaces debug tools
-```
+```shell
 dnf install -y  net-tools \
                 bind-utils \
                 openldap-clients \
@@ -52,14 +52,14 @@ telnet my.hostname.tld 443 # example
 
 ## (s)FTP parameters
 
-```
+```shell
 FTP_USER=remote_username
 FTP_HOST=hostname
 ```
 
 ## sFTP Testing 
 
-```
+```shell
 sftp $FTP_USER@$FTP_HOST
 ```
 
@@ -69,7 +69,7 @@ sftp $FTP_USER@$FTP_HOST
 
 ## HTTP(s) Parameter
 
-```
+```shell
 HTTP_PROTOCOL=http # default http; https if secured.
 HTTP_HOST=www.mydomain.com # ex: www.domain.tld
 HTTP_PORT=80 # default 80 not secure; 443
@@ -79,7 +79,7 @@ HTTP_ROOT_URL=$HTTP_PROTOCOL://$HTTP_HOST:$HTTP_PORT
 ## HTTP Testing with Curl
 
 
-```
+```shell
 # dnf install -y curl # yum install -y curl # apt install -y curl
 
 curl -v $HTTP_ROOT_URL
@@ -108,7 +108,7 @@ curl -kv https://httpbin.org/get # example
 DNS variables are : 
 
 
-```
+```shell
 DNS_DOMAIN=mydomain.com     # ex: mydomain.com
 
 HOST=sub.mydomain.com          # ex: mydomain.com or subdomain.mydomain.tld (=FQDN) 
@@ -118,7 +118,7 @@ HOST=sub.mydomain.com          # ex: mydomain.com or subdomain.mydomain.tld (=FQ
 
 Retrieve DNS serveur : 
 
-```
+```shell
 dnf install -y bind-utils # yum install -y bind-utils 
 
 host -t ns $DNS_DOMAIN 
@@ -135,7 +135,7 @@ host -t ns domain.com # example
 
 To get ip address from an host or FQDN :
 
-```
+```shell
 
 # With Host command
 
@@ -165,7 +165,7 @@ dig sub.domain.com +short # example
 
 LDAP variables are : 
 
-```
+```shell
 LDAP_PROTOCOL=ldap              # or ldaps
 LDAP_HOST=                      # ex: ldap.domain.tld
 LDAP_PORT=389                   # default : 389 (LDAP), 636 (LDAPS)
@@ -184,7 +184,7 @@ LDAP_ATTR=*                     # * for "For all attributs", ex: givenName, sn,
 ```
 
 
-```
+```shell
 
 Base:         "dc=example,dc=com",
 Host:         "ldap.example.com",
@@ -226,7 +226,7 @@ ldapsearch -x -h $LDAP_HOST \
 
 SMTP variables are : 
 
-```
+```shell
 SMTP_HOST=                              # default
 SMTP_PORT=                              # default port 25 not secure, and 587 for encrypted (secure)serveur
 # SMTP_USERNAME=                        # optional
@@ -244,7 +244,7 @@ Test without SMTP Authentication :
 
 > Troubleshooting : mail command sometimes use /tmp folder, if you don't have permission to write inside it, mail command could fail.
 
-```
+```shell
 dnf install -y mailx # yum install -y mailx # RHEL installation of mail command
 
 echo $SMTP_BODY | mail -S smtp=$SMTP_HOST -s $SMTP_SUBJECT $SMTP_RECIPIENT
@@ -253,12 +253,12 @@ echo "body" | mail -S smtp=hostname -s "suject" "dest@domain.org"
 ```
 
 or
-```
+```shell
 echo $SMTP_BODY | mail -S smtp=$SMTP_HOST -s $SMTP_SUBJECT $SMTP_RECIPIENT
 ```
 
 or
-```
+```shell
 echo $SMTP_BODY | mail -S smtp=$SMTP_HOST -s $SMTP_SUBJECT -r $SMTP_FROM $SMTP_RECIPIENT
 ```
 
@@ -266,7 +266,7 @@ echo $SMTP_BODY | mail -S smtp=$SMTP_HOST -s $SMTP_SUBJECT -r $SMTP_FROM $SMTP_R
 
 With authentication :
 
-```
+```shell
 # Get base64 Login 
 perl -MMIME::Base64 -e 'print encode_base64("LOGIN_HERE");'
 # => Z2NpcaxaaWx4ZZzzV2
@@ -298,20 +298,20 @@ $SMTP_BODY
 
 ## Git Parameter
 
-```
+```shell
 GIT_URL=https://git.domain.com/repository # 
 ```
 
 ## Git Testing
 
-```
+```shell
 git clone $GIT_URL
 ```
 
 # Show Listened ports
 
 
-```
+```shell
 dnf install -y net-tools # yum install -y net-tools 
 netstat -planteu
 ```
@@ -332,7 +332,7 @@ URL=https://httpbin.org/get # Example
 
 ## Set proxy globaly on linux
 
-```
+```shell
 vi /etc/profile.d/http_proxy.sh
 
 export http_proxy=$PROXY_HOST:$PROXY_PORT
@@ -342,7 +342,7 @@ export https_proxy=$PROXY_HOST:$PROXY_PORT
 
 Example :
 
-```
+```shell
 vi /etc/profile.d/http_proxy.sh
 
 export http_proxy=proxy.domain.com:443
@@ -351,14 +351,14 @@ export https_proxy=proxy.domain.com:443
 ```
 
 You can check if this variables are loaded :
-```
+```shell
 env | grep -i "proxy"
 ```
 
 
 ## Curl behind a proxy
 
-```
+```shell
 curl -v --proxy $PROXY_HOST:$PROXY_PORT  $URL
 
 # Exemple 
@@ -369,7 +369,7 @@ curl -kv --proxy http://myproxy.domain.tld:8080  https://httpbin.org/get
 ## Git behind a proxy
 
 Globaly :
-```
+```shell
 git config --global http.proxy http://$PROXY_HOST:$PROXY_HOST
 git config --global https.proxy http://$PROXY_HOST:$PROXY_HOST 
 
@@ -379,13 +379,13 @@ git config --global https.proxy http://$PROXY_HOST:$PROXY_HOST
 ```
 
 Specific for a repository :
-```
+```shell
 git config --global http.https://domain.com.proxy http://proxyUsername:proxyPassword@proxy.server.com:port
 ```
 
 or edit the ~/.gitconfig :
 
-```
+```shell
 [http]
 [http "https://domain.com"]
 	proxy = http://proxyUsername:proxyPassword@proxy.server.com:port
@@ -395,7 +395,7 @@ or edit the ~/.gitconfig :
 
 ### Docker daemon add proxy settings
 
-```
+```shell
 cat /etc/systemd/system/docker.service.d/http-proxy.conf
 [Service]
 Environment="HTTP_PROXY=http://$PROXY_HOST:$PROXY_PORT"
@@ -411,7 +411,7 @@ sudo systemctl restart docker
 
 ### Docker build behind Proxy
 
-```
+```shell
 docker build --build-arg http_proxy=http://$PROXY_HOST:$PROXY_PORT --build-arg https_proxy=http://$PROXY_HOST:$PROXY_PORT . 
 
 # Example for MAVEN inside a container 
@@ -423,20 +423,20 @@ docker build --build-arg MAVEN_OPTS="-Dhttp.proxyHost=$PROXY_HOST -Dhttp.proxyPo
 
 ## NPM behind a Proxy
 
-```
+```shell
 npm config set proxy http://$PROXY_HOST:$PROXY_PORT
 npm config set https-proxy http://$PROXY_HOST:$PROXY_PORT
 ```
 
 ## PIP behind a Proxy
 
-```
+```shell
 pip install --proxy=http://$PROXY_HOST:$PROXY_PORT -r requirements.txt
 ```
 
 ## Gitlab Runner behind a proxy
 
-```
+```shell
 mkdir /etc/systemd/system/gitlab-runner.service.d
 vi /etc/systemd/system/gitlab-runner.service.d/http-proxy.conf