{"id":349,"date":"2018-12-10T13:24:35","date_gmt":"2018-12-10T10:24:35","guid":{"rendered":"https:\/\/artem.services\/?p=349"},"modified":"2019-02-19T16:32:13","modified_gmt":"2019-02-19T13:32:13","slug":"bash-login-screen","status":"publish","type":"post","link":"https:\/\/artem.services\/?p=349","title":{"rendered":"BASH — Login Screen"},"content":{"rendered":"

\"\"<\/p>\n

\u041f\u0435\u0440\u0435\u0434 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0434\u0430\u043d\u043d\u043e\u0433\u043e \u0441\u043a\u0440\u0438\u043f\u0442\u0430 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f, \u0447\u0442\u043e \u043f\u0430\u043a\u0435\u0442 "figlet<\/strong>" \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d<\/p>\n

\u0412\u043e\u0442 \u0442\u0430\u043a \u043f\u0440\u0438 \u043b\u043e\u0433\u0438\u043d\u0435 \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0433\u043b\u044f\u0434\u0435\u0442\u044c MOTD<\/strong>:<\/p>\n

\"\"<\/p>\n

<\/p>\n

\u0421\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435 \u0441\u043a\u0440\u0438\u043f\u0442\u0430:<\/p>\n

\r\n#!\/bin\/bash\r\n\r\n# ENV\r\nGREEN=$(tput setaf 2)\r\nBLUE="$(tput setaf 4)"\r\nYELLOW="$(tput setaf 4)"\r\nPURPLE="$(tput setaf 5)"\r\nWHITE=$(tput sgr 0)\r\n\r\n# System load\r\nSPACE_ROOT=`df -Ph | grep -e '\/$' | awk '{print $4}' | tr -d '\\n'`\r\nSPACE_HOME=`df -Ph | grep "\/home\/" | awk '{print $4}' | tr -d '\\n'`\r\nRAM_1=`free -t -m | grep "\u0412\u0441\u0435\u0433\u043e" | awk '{print $3" MB";}'`\r\nRAM_2=`free -t -m | grep "\u041f\u0430\u043c\u044f\u0442\u044c" | awk '{print $2" MB";}'`\r\nLA_1=`cat \/proc\/loadavg | awk {'print $1'}`\r\nLA_5=`cat \/proc\/loadavg | awk {'print $2'}`\r\nLA_15=`cat \/proc\/loadavg | awk {'print $3'}`\r\n\r\nclear\r\ntput setaf 3\r\nfiglet $(hostname)\r\ntput sgr 0\r\n\r\necho -e "\r\n=====================================================================\r\n                             $PURPLE INFO $WHITE\r\n -$BLUE Hostname$(tput sgr 0)........................: $(tput setaf 2)$HOSTNAME $WHITE\r\n -$BLUE Uptime$(tput sgr 0)..........................:$(tput setaf 2)`uptime | cut -d ',' -f1` $WHITE\r\n=====================================================================\r\n                           $PURPLE SOURCES $WHITE\r\n -$BLUE CPU usage$WHITE.......................: $GREEN$LA_1, $LA_5, $LA_15 (1, 5, 15 min) $WHITE\r\n -$BLUE Memory used$WHITE.....................: $GREEN$RAM_1 \/ $RAM_2 $WHITE\r\n -$BLUE Swap in use$WHITE.....................: $GREEN`free -m | tail -n 1 | awk '{print $3}'` MB $WHITE\r\n -$BLUE Disk Space$WHITE (\/)..................: $GREEN$SPACE_ROOT remaining $WHITE\r\n=====================================================================\r\n"\r\n<\/pre>\n
\u0414\u043b\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043c\u0435\u0441\u0442\u0430 \u0432 \u0434\u0440\u0443\u0433\u0438\u0445 \u0442\u043e\u0447\u043a\u0430\u0445 \u043c\u043e\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f, \u043c\u043e\u0436\u043d\u043e \u0434\u043e\u0431\u0430\u0432\u0438\u0442\u044c \u043f\u043e \u043e\u0431\u0440\u0430\u0437\u0443 \u0438 \u043f\u043e\u0434\u043e\u0431\u0438\u044e \u0442\u043e\u0447\u043a\u0438 "\/<\/strong>"<\/p>\n
\u041f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435<\/h3>\n
Ubuntu:<\/h4>\n
\u0414\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0441\u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0441\u043a\u0440\u0438\u043f\u0442 \u0432 \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u044e "\/etc\/update-motd.d\/<\/strong>" \u0438 \u0440\u0430\u0437\u0440\u0435\u0448\u0438\u0442\u044c \u043f\u0440\u0430\u0432\u043e \u0438\u0441\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f.<\/p>\n
CentOS:<\/h4>\n
\u041d\u0443\u0436\u043d\u043e \u043e\u0442\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u0432 SSHD<\/strong> PrintMotd<\/strong>, \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u043e\u0442\u043a\u0440\u044b\u0432\u0430\u0435\u043c \u0444\u0430\u0439\u043b \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438 "\/etc\/ssh\/sshd_config<\/strong>", \u043d\u0430\u0445\u043e\u0434\u0438\u043c:<\/p>\n
PrintMotd yes<\/pre>\n
\u041c\u0435\u043d\u044f\u0435\u043c \u043d\u0430:<\/p>\n
PrintMotd no<\/pre>\n
\u041f\u0435\u0440\u0435\u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u0441\u043b\u0443\u0436\u0431\u0443:<\/p>\n
\r\nsystemctl restart sshd\r\n<\/pre>\n
\u0418 \u043a\u043e\u043f\u0438\u0440\u0443\u0435\u043c \u0441\u043a\u0440\u0438\u043f\u0442 \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u0432 \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u044e "\/etc\/profile.d<\/strong>"<\/p>\n
UDP: \u0420\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u043d\u044b\u0439 \u0441\u043a\u0440\u0438\u043f\u0442 \u0441\u043e \u0441\u0442\u0430\u0442\u0443\u0441\u0430\u043c\u0438 \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432<\/h3>\n
\"\"<\/p>\n
\u0421\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435 \u0441\u043a\u0440\u0438\u043f\u0442\u0430:<\/p>\n
\r\n#!\/bin\/bash\r\n\r\n# ENV\r\nRED=$(tput setaf 1)\r\nGREEN=$(tput setaf 2)\r\nBLUE="$(tput setaf 4)"\r\nYELLOW="$(tput setaf 4)"\r\nPURPLE="$(tput setaf 5)"\r\nWHITE=$(tput sgr 0)\r\n\r\n# System load\r\nSPACE_ROOT=`df -Ph | grep -e '\/$' | awk '{print $4}' | tr -d '\\n'`\r\nSPACE_HOME=`df -Ph | grep "\/home\/" | awk '{print $4}' | tr -d '\\n'`\r\nRAM_1=`free -t -m | grep "Total" | awk '{print $3" MB";}'`\r\nRAM_2=`free -t -m | grep "RAM" | awk '{print $2" MB";}'`\r\nLA_1=`cat \/proc\/loadavg | awk {'print $1'}`\r\nLA_5=`cat \/proc\/loadavg | awk {'print $2'}`\r\nLA_15=`cat \/proc\/loadavg | awk {'print $3'}`\r\n\r\n# Services\r\nSERVICES="openvpn@server nginx php-fpm mariadb memcached"\r\n\r\nclear\r\ntput setaf 3\r\nfiglet $(hostname)\r\ntput sgr 0\r\n\r\necho -e "\r\n=====================================================================\r\n                             $PURPLE INFO $WHITE\r\n -$BLUE Hostname$(tput sgr 0)........................: $(tput setaf 2)$HOSTNAME $WHITE\r\n -$BLUE Uptime$(tput sgr 0)..........................:$(tput setaf 2)`uptime | cut -d ',' -f1` $WHITE\r\n=====================================================================\r\n                           $PURPLE SOURCES $WHITE\r\n -$BLUE CPU usage$WHITE.......................: $GREEN$LA_1, $LA_5, $LA_15 (1, 5, 15 min) $WHITE\r\n -$BLUE Memory used$WHITE.....................: $GREEN$RAM_1 \/ $RAM_2 $WHITE\r\n -$BLUE Swap in use$WHITE.....................: $GREEN`free -m | tail -n 1 | awk '{print $3}'` MB $WHITE\r\n -$BLUE Disk Space$WHITE (\/)..................: $GREEN$SPACE_ROOT remaining $WHITE\r\n=====================================================================\r\n                           $PURPLE SERVICES $WHITE"\r\n\r\nfor i in $SERVICES\r\ndo\r\n    if \/usr\/bin\/systemctl status $i | grep -q "Active: active (running)"\r\n    then\r\n        i=$(echo $i | cut -d '@' -f1)\r\n        LENGHT=$(echo $i | wc -c)\r\n        DOT=$[ 23 - $LENGHT ]\r\n        echo -e " -$BLUE Service: $WHITE$i" | tr -s '\\r\\n' '.'\r\n        for ((n=0;n<$DOT;n++))\r\n        do\r\n            echo '.' | tr -s '\\r\\n' '.'\r\n        done\r\n        echo -e ":$GREEN RUNNING $WHITE"\r\n    else\r\n        i=$(echo $i | cut -d '@' -f1)\r\n        LENGHT=$(echo $i | wc -c)\r\n        DOT=$[ 23 - $LENGHT ]\r\n        echo -e " -$BLUE Service: $WHITE$i" | tr -s '\\r\\n' '.'\r\n        for ((n=0;n<$DOT;n++))\r\n        do\r\n            echo '.' | tr -s '\\r\\n' '.'\r\n        done\r\n        echo -e ":$RED NOT RUNNING $WHITE"\r\n    fi\r\ndone\r\n\r\necho "====================================================================="\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u041f\u0435\u0440\u0435\u0434 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0434\u0430\u043d\u043d\u043e\u0433\u043e \u0441\u043a\u0440\u0438\u043f\u0442\u0430 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f, \u0447\u0442\u043e \u043f\u0430\u043a\u0435\u0442 "figlet" \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d \u0412\u043e\u0442 \u0442\u0430\u043a \u043f\u0440\u0438 \u043b\u043e\u0433\u0438\u043d\u0435 \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0433\u043b\u044f\u0434\u0435\u0442\u044c MOTD:<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[88],"tags":[89,108],"_links":{"self":[{"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/posts\/349"}],"collection":[{"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/artem.services\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=349"}],"version-history":[{"count":9,"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/posts\/349\/revisions"}],"predecessor-version":[{"id":659,"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/posts\/349\/revisions\/659"}],"wp:attachment":[{"href":"https:\/\/artem.services\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=349"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/artem.services\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=349"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/artem.services\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=349"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}