Init Service for Slackware

Publicado por Jean César (última atualização em 24/07/2019)

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Download 6994.

Download 1562246399.service (versão 2)




O script service foi elaborado para simplificar a inicialização de serviços no Sysvinit, onde o mesmo pode ser portado para outros SO's da família *nix. Script elaborado em Shell Script puro para garantir maior portabilidade.

Espero que seja útil façam bom proveito.

  



Versões atualizadas deste script

Versão 2 - Enviado por Jean César em 04/07/2019

Changelog: nova versão do script Init Service for Slackware

Download 1562246399.service


Esconder código-fonte

#!/bin/sh
######################################################################################################
#                                                                                                                                                                                                        #
# Autor: Jean Zonta                                                                                                                                                                        #
# Pseudonym: wiki.anon                                                                                                                                                                #
# Script Name: it's self                                                                                                                                                                   #
# License: GNU/GPL V3                                                                                                                                                                  # 
# DateTime: Sáb 18 Mai 2019 21:35:06                                                                                                                                          #
# Os destination: Slackware and family                                                                                                                                       #
# echo "ykmk0cpqpB{cjqq0eqo0dt" | perl -pe \ 's/(.)/chr(ord($1)-2*1)/ge'                                                                               #
# echo 'comhttps://slackwarewww' | sed '[email protected]\(com\)\(https://\)\(slackware\)\(www\)@\2\4.\3.\1 [email protected]'                                   #
#                                                                                                                                                                                                        #
######################################################################################################
###############BEGIN TO INSTALL###############
#
# Copie para para o diretório /bin
# bash$ sudo cp service /bin/service
#
# Copie para para o diretório /sbin
# bash$ sudo cp service /sbin/service
#
# Dê permissão de execução
# bash$ sudo chmod -v 755 /{sbin,bin}/service
#
# Execution tests:
#
# bash$ sudo service + <enter>
# Usage: service <progname> or <rc.progname>
#
# bash$ sudo service a + <enter> 
# "a" do not valid service!
#
# bash$ sudo service 1 + <enter>
# "1" do not valid service!
#
# bash$ sudo service asdf + <enter>
# "asdf" do not valid service!
#
# bash$ sudo service <progname> or <rc.progname> + <enter>
# service <progname> "{start|stop|status|restart}"
#
# bash$ sudo service <progname> or <rc.progname> + a + <enter>
# service <progname> "{start|stop|status|restart}"
#
# bash$ sudo service <progname> or <rc.progname> + 1 + <enter>
# service <progname> "{start|stop|status|restart}"
#
# bash$ sudo service <progname> or <rc.progname> + asdf + <enter>
# service <progname> "{start|stop|status|restart}"
#
# bash$ sudo service rc.keymap
# Not exists options to "keymap"
#
# bash$ sudo service rc.fuse
# Not exists options to "fuse"
#
# bash$ sudo service rc.local
# Not exists options to "local"
#
# bash$ sudo service font
# Not exists options to "font"
#
# bash$ sudo service loop
# Not exists options to "loop"
#
# bash$ sudo service rc.modules
# Not exists options to "modules"
#
# bash$ sudo service rc.modules.local
# Not exists options to "modules.local"
#
################END TO INSTALL################

FILES=($(ls -1 /etc/rc.d/rc.*))

##################BEGIN BLOCO 1##################
if [ -z "${1}" ]; then
 echo -e "\nUsage: ${0##*/} <progname> or <rc.progname>\n"
  exit
   else
    SRVCNAME=${1#*.*} # Caso o usuário digite <rc.progname> retira rc. e SRVCNAME=<progname>
    NAME=${SRVCNAME/.conf/} #Retira extensão .conf no fim do programa caso exista
    
      # Busca o programa no vetor caso exista
       if grep -wq "${NAME}" <<< ${FILES[@]}; then
        
        FILE="/etc/rc.d/rc.${NAME}"
         
         PERMITION="$(ls -l ${FILE})"
         
          if [[ "${FILE##*rc.}" = "keymap" || "${FILE##*rc.}" = "fuse" || \
                "${FILE##*rc.}" = "local" || "${FILE##*rc.}" = "font" || \
                "${FILE##*rc.}" = "loop" || "${FILE##*rc.}" = "modules" || \
                "${FILE##*rc.}" = "modules.local" ]]; then
                
                echo -e "\nNot exists options to \"${FILE##*rc.}\"\n"
                 exit
                 
                  else
                  
                   #Se a permissão de execução for 644 e não igual a 700 ou 755
                    if [[ "${PERMITION/\ */}" != "-rwx------" || "${PERMITION/\ */}" != "-rwxr-xr-x" ]]; then
                     AUTORIZE=1
                      fi
          fi
       else
        echo -e "\n\"${NAME}\" do not valid service!\n"
         exit
          fi # Fim da busca de ${NAME} no vetor
fi # Fim se variável ${1} vazia
##################END BLOCO 1####################
#################################################
##################BEGIN BLOCO 2##################
if [ "${FILE##*rc.}" = "${NAME}" ]; then

#Aqui mesmo se o usuário digitar algum numero na variável $2
#ele executará para mostrar as opções padrão serviço.

if [[ $(echo ${2} | egrep "[^a-z0-9]$") -eq 0 ]]; then

OPT=${2#*.*} # Caso o usuário digite alguma string com ponto

# Estes pequenos if's abaixo verificam a sub opção do usuário ex:
#
# Bash Input:
# bash# <service> <progname> s
#
# Se <progname> for um serviço válido então mostrará todas opções:
#
# A Saida será:
# bash$ service <progname> "{start|stop|restart}"
#
# e não algo como:
# usage: /caminho/do/programa/<progname> "{start|stop|restart}"
#
if [[ -z "${OPT}" ]]; then
 OPT="${NAME}" #Se variável OPT estiver vazia então OPT=<scriptname>
 else
 if [[ ! -z "${OPT}" ]]; then 
  TAM=${#OPT} #Se variável OPT não estiver vazia mede o tamanho.
  
  if [[ ${TAM} -eq 1 ]]; then #Se o tamanho for igual a 1 contém pelo menos uma string.
   OPT="${NAME}" #Pega nome do script como uma opção para que mostre as opções padrão.
    fi
 fi
fi

# Pega as opções do serviço e retira aspas, tudo o que esta entre chave, espaço em branco no inicio e fim da linha
OPTIONS="$(egrep 'Usage|usage' ${FILE} | cut -f2 -d'0' | sed 's/"//g;s/{//g;s/}//g;s/^\s*//g;s/\s*$//g;')"

if [ -z "$(echo ${OPTIONS} | grep ${OPT})" ]; then

 #Usage: service <progname> "{start|stop|restart}"
  echo -e "\nUsage: ${0##*/} ${NAME} \"{${OPTIONS}}\"\n"
       
   else
   
    if [[ ${AUTORIZE} -eq 1 ]]; then
     chmod 755 ${FILE}
      ${FILE} ${OPT}
                   
      if [ $? -ne 0 ]; then
       #Falha ao fazer start, stop, restart etc ... in <progname>
        echo "Failed to \"${OPT}\" the ${FILE##*rc.}"
         exit
          fi #Fim Failed to start
          
      else
       ${FILE} ${OPT}
         
        if [ $? -ne 0 ]; then
         #Falha ao fazer start, stop, restart etc ... in <progname>
          echo "Failed to \"${OPT}\" the ${FILE##*rc.}"
           exit
            fi #Fim Failed to start
             
    fi #Fim check AUTORIZE
     
fi #Fim check OPTIONS and OPT

fi # Fim se variável ${OPT} é string

fi #Fim FILE = NAME
##################END BLOCO 2####################

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