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added various functions to lib.sh and added ci.sh

This commit is contained in:
david 2023-12-21 02:13:33 +01:00
parent 87703ecada
commit 2997c6fc48
2 changed files with 256 additions and 6 deletions

204
ci.sh Executable file
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@ -0,0 +1,204 @@
#!/usr/bin/env bash
## ## ## ## ## ## ## ## ## ## ## ## ## ##
## ##
## ci.sh ##
## ##
## A poor man's continuous ##
## integration system ##
## ##
## ## ## ## ## ## ## ## ## ## ## ## ## ##
##
## Information
## (don't touch unless you are me)
##
NAME="ci.sh"
DESCRIPTION="A poor man's continuous integration system"
VERSION="0.1.0"
AUTHOR="david@socialnerds.org"
LICENSE="MIT"
WEBSITE="https://git.socialnerds.org/david/scripts"
CHANGELOG=("[2023-12-20][v0.1.0] Initial version")
##
## Configuration
##
EXECUTABLE="$(basename $0)"
LIBRARIES="lib.sh"
DEPENDENCIES="whoami tr head basename dirname readlink curl git cut nohup ps cat getent"
REQUIRE_ROOT=0
[[ ! $HOME ]] && HOME=$(getent passwd "$USER" | cut -d: -f6)
SCRIPTS_DIR="$HOME/ci-scripts"
TEMP_DIR="/tmp/ci-repos"
##
## Functions
##
# Print help information
function print_help() {
local i=20
printf "%s\n\n%s\n%b\n\n%s\n" \
"$DESCRIPTION" "Usage:" "$LIB_BOLD$EXECUTABLE <options> <git-repo>$LIB_CLEAR" "Options:"
printf " %-${i}s %b\n" \
"-s, --scripts <DIR>" "Specify the scripts directory (default: $SCRIPTS_DIR)" \
"-c, --checks <URL>" "Enable ${LIB_UNDERLINE}healthchecks.io${LIB_CLEAR} integration" \
"-n, --ntfy <URL>" "Enable ${LIB_UNDERLINE}ntfy.sh${LIB_CLEAR} integration" \
"-h, --help" "Print help screen and exit" \
"-i, --info" "Print script information and exit" \
"-v, --verbose" "More verbose output" \
"-q, --quiet" "No output except errors (overrides -v)"
}
##
## Preflight
##
# Load BASH libraries
SCRIPT_PATH=$(readlink -f "$0")
SCRIPT_DIR=$(dirname "$SCRIPT_PATH")
for LIBRARY in $LIBRARIES; do
if [[ -r "$SCRIPT_DIR/$LIBRARY" ]]; then
#echo "Loading library file [$SCRIPT_DIR/$LIBRARY]"
source "$SCRIPT_DIR/$LIBRARY"
else
echo "Error: Cannot load library file [$SCRIPT_DIR/$LIBRARY]"
exit 1
fi
done
# Check for root privileges
if ! lib_amiroot && [[ $REQUIRE_ROOT -eq 1 ]]; then
lib_print "!You need to have root privileges"
exit 1
fi
# Check for dependencies
MISSING_COMMANDS=$(lib_missing_commands $DEPENDENCIES)
if [[ -n "$MISSING_COMMANDS" ]]; then
lib_print "!One or more commands missing [$MISSING_COMMANDS]"
lib_print "Try installing them with your package manager"
exit 1
fi
##
## Liftoff
##
while [[ "$1" =~ ^- && ! "$1" == "--" ]]; do
case "$1" in
-n|--ntfy)
CURRENT_OPTION="$1"
shift
if lib_is_url "$1"; then
NTFY_URL="$1"
else
lib_print "!$CURRENT_OPTION expects a valid ntfy.sh URL [$1]"
exit 1
fi
;;
-c|--checks)
CURRENT_OPTION="$1"
shift
if lib_is_url "$1"; then
CHECKS_URL="$1"
else
lib_print "!$CURRENT_OPTION expects a valid healthchecks.io URL [$1]"
exit 1
fi
;;
-s|--scripts)
shift
if lib_is_absolute "$1"; then
SCRIPTS_DIR="$1"
else
SCRIPTS_DIR="$(PWD)/$1"
fi
;;
-h|--help)
H=1
;;
-i|--info)
I=1
;;
-v|--verbose)
V=1
;;
-q|--quiet)
Q=1
;;
*)
lib_print "!Unknown option [$1]"
lib_print "Try --help or -h for available options"
exit 1
;;
esac
shift
done
if [[ "$1" == '--' ]]; then
shift
fi
if [[ $I -eq 1 ]]; then
lib_print_info
exit 0
elif [[ $H -eq 1 ]]; then
print_help
exit 0
fi
if [[ -z "$1" ]]; then
print_help
exit 0
else
# Check if a valid Git URL is provided and extract parts
if [[ "$1" =~ ^(git@|https:\/\/)([^\/:]+)[:\/]([^\/]+)\/([^\/]+)(\.git)$ ]]; then
GIT_URL="$1"
GIT_HOST="${BASH_REMATCH[2]}"
GIT_USER="${BASH_REMATCH[3]}"
GIT_REPO="${BASH_REMATCH[4]}"
else
lib_print "!Input does not seem to be a valid Git URL [$1]"
exit 1
fi
if [[ ! -d "$TEMP_DIR/$GIT_HOST/$GIT_USER" ]]; then
mkdir -p "$TEMP_DIR/$GIT_HOST/$GIT_USER"
fi
if [[ -d "$TEMP_DIR/$GIT_HOST/$GIT_USER/$GIT_REPO" ]]; then
# Check if the previous job is still running
if lib_is_running $(cat "$TEMP_DIR/$GIT_HOST/$GIT_USER/$GIT_REPO.pid" 2> /dev/null); then
lib_print "!CI Job is still running [$GIT_HOST/$GIT_USER/$GIT_REPO]"
lib_ntfy "$NTFY_URL" "!CI job is still running [$GIT_HOST/$GIT_USER/$GIT_REPO]"
lib_checks "$CHECKS_URL" "!CI job is still running [$GIT_HOST/$GIT_USER/$GIT_REPO]"
exit 1 # if we exit with 0 the output would show up in the gitea webinterface
else
rm -rf "$TEMP_DIR/$GIT_HOST/$GIT_USER/$GIT_REPO"
fi
fi
git clone --quiet "$GIT_URL" "$TEMP_DIR/$GIT_HOST/$GIT_USER/$GIT_REPO"
cd "$TEMP_DIR/$GIT_HOST/$GIT_USER/$GIT_REPO"
nohup "$SCRIPTS_DIR/$GIT_HOST/$GIT_USER/$GIT_REPO.sh" > "$TEMP_DIR/$GIT_HOST/$GIT_USER/$GIT_REPO.log" 2>&1 &
echo $! > "$TEMP_DIR/$GIT_HOST/$GIT_USER/$GIT_REPO.pid"
lib_ntfy "$NTFY_URL" "CI job has been triggered [$GIT_HOST/$GIT_USER/$GIT_REPO]"
lib_checks "$CHECKS_URL" "CI job has been triggered [$GIT_HOST/$GIT_USER/$GIT_REPO]"
fi
##
## Here be dragons
##
exit 0

58
lib.sh
View File

@ -76,6 +76,10 @@ LIB_LIGHTGREY_BG_BOLD="\e[1;47m"
## Functions
##
# Function aliases
#function lib_message() { lib_print "$@"; }
function lib_checks() { lib_healthchecks $@; }
# Print text message
function lib_print() {
local LIB_Q=${Q:-0}
@ -135,19 +139,32 @@ function lib_gen_string() {
}
# Contact Healthchecks
# The first argument($1) must be the URL everything after that gets transmitted as log message
# The first argument($1) must be the URL everything else gets transmitted as message
function lib_healthchecks() {
if [[ "$2" ]]; then
if [[ "$2" ]] && lib_is_url "$1"; then
curl -fsS -m 10 --retry 5 --data-raw "${*:2}" -o /dev/null "$1"
elif [[ "$1" ]]; then
elif [[ "$1" ]] && lib_is_url "$1"; then
curl -fsS -m 10 --retry 5 -o /dev/null "$1"
fi
}
# Send a notification to ntfy.sh
# The first argument($1) must be the URL everything else gets transmitted as message
function lib_ntfy() {
MESSAGE=${*:2}
if [[ "$2" ]] && lib_is_url "$1"; then
if [[ "$2" =~ ^\! ]]; then
curl -fsS -m 10 --retry 5 -H "Title: ${NAME:-lib_ntfy}" -H "Tags: red_circle" -d "${MESSAGE#\!}" -o /dev/null "$1"
else
curl -fsS -m 10 --retry 5 -H "Title: ${NAME:-lib_ntfy}" -H "Tags: green_circle" -d "$MESSAGE" -o /dev/null "$1"
fi
fi
}
# Verify if input is an intager
function lib_is_int {
local INT_EXPR='^[0-9]+$'
if ! [[ $1 =~ $INT_EXPR ]]; then
if ! [[ "$1" =~ $INT_EXPR ]]; then
return 1
fi
}
@ -155,7 +172,7 @@ function lib_is_int {
# Verify if input is alphanumeric
function lib_is_alnum {
local ALNUM_EXPR='^[a-zA-Z0-9]+$'
if ! [[ $1 =~ $ALNUM_EXPR ]]; then
if ! [[ "$1" =~ $ALNUM_EXPR ]]; then
return 1
fi
}
@ -163,7 +180,36 @@ function lib_is_alnum {
# Verify if input looks like an URL
function lib_is_url {
local URL_EXPR='^https?://.+$'
if ! [[ $1 =~ $URL_EXPR ]]; then
if ! [[ "$1" =~ $URL_EXPR ]]; then
return 1
fi
}
# Verify if input is an existing directory
function lib_is_dir {
if ! [[ -d "$1" ]]; then
return 1
fi
}
# Verify if input is an absolute path
function lib_is_absolute {
if ! [[ "$1" == /* ]]; then
return 1
fi
}
# Verify if input is a relative path
function lib_is_relative {
if [[ "$1" == /* ]]; then
return 1
fi
}
# Verify if PID (still) exists
function lib_is_running {
ps -p $1 > /dev/null
if [[ $? -ne 0 ]]; then
return 1
fi
}