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| author | Thomas Lange <code@nerdmind.de> | 2016-12-22 03:45:07 +0100 |
|---|---|---|
| committer | Thomas Lange <code@nerdmind.de> | 2016-12-22 03:45:07 +0100 |
| commit | d9778c52bb81490596591a9763c9654de4ecf39a (patch) | |
| tree | 32690fea4af464975a8e2de8a2ea38ef1887a580 /painless-le.sh | |
| parent | 3823bca2fd8ef55d5c197abf306b4ea56eb5b5d5 (diff) | |
| download | painlessle-d9778c52bb81490596591a9763c9654de4ecf39a.tar.gz painlessle-d9778c52bb81490596591a9763c9654de4ecf39a.tar.xz painlessle-d9778c52bb81490596591a9763c9654de4ecf39a.zip | |
Parsing command-line arguments with the getopts shell builtin.
Diffstat (limited to 'painless-le.sh')
| -rwxr-xr-x | painless-le.sh | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/painless-le.sh b/painless-le.sh index efd0bc2..160f5a8 100755 --- a/painless-le.sh +++ b/painless-le.sh @@ -13,8 +13,27 @@ # # #%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%# -[ -z "$1" ] && echo 'Missing argument $1' && exit 1 || ARGUMENT_DIRECTORY="$1" -[ -z "$2" ] && echo 'Missing argument $2' && exit 1 || ARGUMENT_HOSTNAMES="$2" +#=============================================================================== +# Parsing command-line arguments with the getopts shell builtin +#=============================================================================== +while getopts :i:h: opt +do + case $opt in + i) ARGUMENT_DIRECTORY="$OPTARG" ;; + h) ARGUMENT_HOSTNAMES="$OPTARG" ;; + esac +done + +#=============================================================================== +# Checking if all required command-line arguments are provided +#=============================================================================== +[ -z "${ARGUMENT_DIRECTORY}" ] && echo "$0: Missing argument: [-i directory]" >&2 +[ -z "${ARGUMENT_HOSTNAMES}" ] && echo "$0: Missing argument: [-h hostnames]" >&2 + +#=============================================================================== +# Abort execution if required command-line argument is missing +#=============================================================================== +[ -z "${ARGUMENT_DIRECTORY}" ] || [ -z "${ARGUMENT_HOSTNAMES}" ] && exit 1 #=============================================================================== # Define the ACME endpoint address @@ -48,7 +67,7 @@ openssl req -config <(cat "${OPENSSLCONF}" <(printf "[SAN]\nsubjectAltName=DNS:` # Checking if Certificate-Signing-Request (CSR) was successfully created #=============================================================================== if [ $? != 0 ]; then - echo "[ABORTING]: Certificate-Signing-Request (CSR) could not be created!" + echo "$0: Certificate-Signing-Request (CSR) could not be created!" >&2 exit 1 fi |