Bash_Scripts/CentOS/Nginx/Install-SSL.bash
2021-08-24 22:21:44 -05:00

112 lines
3.0 KiB
Bash
Executable File

#!/bin/bash
set -e
echo_rgb() {
# Echo a colored string to the terminal based on rgb values
#
# Positional Arguments:
#
# message <type: string> <position: 1> <required: true>
# - The message to be printed to stdout
# red <type: int> <position: 2> <required: true>
# - The red value from 0 to 255
# green <type: int> <position: 3> <required: true>
# - The green value from 0 to 255
# blue <type: int> <position: 4> <required: true>
# - The blue value from 0 to 255
#
# Usage:
# echo_rgb "Yep" 10 8 30
#
# POSIX Compliant:
# N/A
#
local red
local green
local blue
local input
input="${1}"
red="${2}"
green="${3}"
blue="${4}"
printf "\e[0;38;2;%s;%s;%sm%s\e[m\n" "${red}" "${green}" "${blue}" "${input}"
}
log() {
# Print a message and send it to stdout or stderr depending upon log level, also configurable with debug etc.
#
# Arguments:
# level <type: string> <position: 1> <required: true>
# - The log level, defined within a case check in this function
# message <type: string> <position: 2> <required: true>
# - The info message
# line_number <type: int> <position: 3> <required: false>
# - The line number of the calling function (${LINNO})
#
# Usage:
# log "info" "Could not find that directory"
#
# POSIX Compliant:
# Yes
#
# Set debug status depending if a global debug variable has been set to either 1 or 0
local debug
if [ ${DEBUG} ]; then
debug=${DEBUG}
else
debug=0
fi
local FORMAT
FORMAT="[$(echo_rgb "$(date +%Y-%m-%dT%H:%M:%S)" 180 140 255)]"
# Convert the level to uppercase
local level
level=$(echo "${1}" | tr '[:lower:]' '[:upper:]')
local message
message="${2}"
case "${level}" in
INFO)
# Output all info log levels to stdout
printf "${FORMAT}[$(echo_rgb "INFO" 0 140 255)] %s\n" "${message}" >&1
return 0
;;
WARN | WARNING)
# Output all info log levels to stdout
printf "${FORMAT}[$(echo_rgb "WARNING" 255 255 0)] %s\n" "${message}" >&1
return 0
;;
DEBUG)
[[ ${debug} == 0 ]] && return
printf "${FORMAT}[$(echo_rgb "DEBUG" 0 160 110)] %s\n" "${message}" >&1
return 0
;;
ERROR)
# Output all error log levels to stderr
printf "${FORMAT}[$(echo_rgb "ERROR" 255 0 0)] %s\n" "${message}" >&2
return 0
;;
# Further log levels can be added by extending this switch statement with more comparisons
*) # Default case, no matches
# Returns non-zero code as an improper log option was passed, this helps with using `set -e`
printf "${FORMAT}[ERROR] %s\n" "Invalid log level passed, received level \"${level}\" with message \"${message}\"" >&2
return 1
;;
esac
}
[[ "$(id -u)" -ne 0 ]] && log "error" "$(basename "${0}") must be ran as root, exiting..." && exit 1
dnf install epel-release -y
dnf install certbot python3-certbot-nginx -y
log "info" "Installed required packages, to now install SSL for a domain type
\"certbot --nginx -d your_domain -d www.your_domain\""