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#!/bin/bash
# Setup main configuration and load preferences
function hydra_config_load {
if [ -f "$HOME/.$NAME" ]; then
echo "Converting legacy configuration scheme..."
mv $HOME/.$NAME $HOME/.$NAME.tmp
mkdir $HOME/.$NAME
mv $HOME/.$NAME.tmp $CONFIG
fi
if [ ! -e "$CONFIG" ]; then
echo "Creating $CONFIG..."
mkdir `dirname $CONFIG`
touch $CONFIG
chmod 600 $CONFIG
echo "# Hydra config file." > $CONFIG
echo "" >> $CONFIG
fi
hydra_config_load_preferences
}
# Load config preferences
function hydra_config_load_preferences {
# Load custom keyring preferences
if [ ! -z "$PREFERENCES" ] && [ -f "$PREFERENCES" ]; then
source $PREFERENCES
fi
}
# Load a parameter from config
function hydra_config {
if [ -z "$CONFIG" ]; then
echo "Your have to set CONFIG variable in the code"
exit 1
elif [ -e "$CONFIG" ]; then
grep -e "^$1=" $CONFIG | tail -n 1 | cut -d = -f 2 | sed -e 's/"//g' -e "s/'//g" | sed -e 's/ *#.*$//'
else
echo "Config file not found: $CONFIG"
exit 1
fi
}
# Check if there is a given action
function hydra_has_action {
if [ -z "$ACTIONS" ]; then
echo "Your have to set ACTIONS variable in the code"
exit 1
fi
if [ -e "$ACTIONS/$1" ]; then
true
else
false
fi
}
# Execute an action
function hydra_exec {
# Setup
action="$1"
basedir="$2"
shift 2
# Dispatch
if hydra_has_action $action; then
$ACTIONS/$action $basedir $*
fi
}
# Set needed environment variables and do basic checks.
function hydra_set_env {
if [ -z "$1" ]; then
echo "Error: missing arguments for hydra_set_env"
exit 1
fi
}
# Get a command argument
function hydra_get_command {
# Aditional parameters
COMMAND="$1"
if [ -z "$COMMAND" ]; then
hydra_action_usage command
exit 1
fi
}
# Run the action usage
function hydra_action_usage {
if [ "`type -t "hydra_usage_$BASENAME"`" == "function" ]; then
# Use custom action usage
hydra_usage_$BASENAME
else
# Default usage
echo "Usage: hydra|hydractl <command> [arguments]"
fi
}
function hydra_dispatch {
BASEDIR="`hydra_config $KEYRING`"
# Dispatch
if [ ! -z "$BASEDIR" ]; then
shift 2
hydra_exec $ACTION $BASEDIR $*
exit $?
else
echo "No keydir configured for $KEYRING"
exit 1
fi
}
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