diff options
Diffstat (limited to 'rgmanager/src/resources/ocf-shellfuncs.in')
| -rw-r--r-- | rgmanager/src/resources/ocf-shellfuncs.in | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/rgmanager/src/resources/ocf-shellfuncs.in b/rgmanager/src/resources/ocf-shellfuncs.in new file mode 100644 index 0000000..e895f5d --- /dev/null +++ b/rgmanager/src/resources/ocf-shellfuncs.in @@ -0,0 +1,167 @@ +#!@BASH_SHELL@ +# +# $Id$ +# +# Common helper functions for the OCF Resource Agents supplied by +# heartbeat. +# +# Copyright (C) 2004 SUSE LINUX AG, Lars Marowsky-Bree. All Rights Reserved. +# + +# TODO: Some of this should probably split out into a generic OCF +# library for shell scripts, but for the time being, we'll just use it +# ourselves... +# + +# TODO wish-list: +# - Generic function for evaluating version numbers +# - Generic function(s) to extract stuff from our own meta-data +# - Logging function which automatically adds resource identifier etc +# prefixes +# TODO: Move more common functionality for OCF RAs here. +# +__SCRIPT_NAME=`basename $0` + +# lhh - determine if we're a dumb terminal +consoletype &> /dev/null +if [ $? -eq 1 ]; then + __SERIAL="yes" +fi + +__LOG_PID=$PPID +__LOG_NAME=$(basename $(readlink /proc/$PPID/exe)) + +pretty_echo() { + declare pretty + declare n="[0m" + declare __OCF_PRIO="$1" + shift + declare __OCF_MSG="$*" + + if [ -n "$__SERIAL" ]; then + echo "<$__OCF_PRIO> $__OCF_MSG" + return 0 + fi + + case $__OCF_PRIO in + emerg) pretty="[34;1;5m";; + alert) pretty="[34;1m";; + crit|critical) pretty="[34;1m";; + err|error) pretty="[0;34m";; + warn|warning) pretty="[35;1m";; + note|notice) pretty="[37;1m";; + info) pretty="[37;1m";; + debug|dbg) pretty="[0m";; + *) pretty="[37;1m";; + esac + + echo "$n<$pretty$__OCF_PRIO$n> [10G$__OCF_MSG" + return 0 +} + +__ocf_set_defaults() { + __OCF_ACTION="$1" + + # Return to sanity for the agents... + unset LANG + LC_ALL=C + export LC_ALL + + # TODO: Review whether we really should source this. Or rewrite + # to match some emerging helper function syntax...? This imports + # things which no OCF RA should be using... + + OCF_SUCCESS=0 + OCF_ERR_GENERIC=1 + OCF_ERR_ARGS=2 + OCF_ERR_UNIMPLEMENTED=3 + OCF_ERR_PERM=4 + OCF_ERR_INSTALLED=5 + OCF_ERR_CONFIGURED=6 + OCF_NOT_RUNNING=7 + + if [ -z "$OCF_RESOURCE_TYPE" ]; then + : ${OCF_RESOURCE_TYPE:=$__SCRIPT_NAME} + fi + + if [ -z "$OCF_RA_VERSION_MAJOR" ]; then + : We are being invoked as an init script. + : Fill in some things with reasonable values. + : ${OCF_RESOURCE_INSTANCE:="default"} + return 0 + fi + + if [ -z "$OCF_ROOT" ]; then + OCF_ROOT=$(dirname $0) + fi + if [ ! -d "$OCF_ROOT" ]; then + ocf_log err "OCF_ROOT points to non-directory $OCF_ROOT." + exit $OCF_ERR_GENERIC + fi + + # TODO: Anything else we should be setting and thus checking? + # There is nothing in this script which depends on the version + # of the API. TESTING THIS HERE IS A BUG. THIS SHOULD BE + # tested by the script that's invoked us. FIXME!! + if [ "x$OCF_RA_VERSION_MAJOR" != "x1" ]; then + ocf_log err "This script is OCF RA API 1.x compliant only!" + exit $OCF_ERR_UNIMPLEMENTED + fi + # TODO: Should the minor level really be a number and not rather + # a list of flags...? + # AlanR says -- absolutely not -- a list of flags is good for a list + # of implemented features, not a version compiliance + # perhaps some future version might have such a list of + # flags, but that would be _in addition to_ the minor version number + if [ -z "$OCF_RA_VERSION_MINOR" ]; then + ocf_log err "No OCF RA minor version set." + exit $OCF_ERR_UNIMPLEMENTED + fi + + if [ "x$__OCF_ACTION" = "xmeta-data" ]; then + OCF_RESOURCE_INSTANCE="undef" + fi + + if [ -z "$OCF_RESOURCE_INSTANCE" ]; then + ocf_log err "Need to tell us our resource instance name." + exit $OCF_ERR_ARGS + fi +} + + +ocf_log() { + # TODO: Revisit and implement internally. + if + [ $# -lt 2 ] + then + ocf_log err "Not enough arguments [$#] to ocf_log." + fi + + declare __OCF_PRIO="$1" + declare -i __OCF_PRIO_N + + shift + + declare __OCF_MSG="$*" + + case "${__OCF_PRIO}" in + emerg) __OCF_PRIO_N=0;; # Not in original ocf-shellfuncs + alert) __OCF_PRIO_N=1;; # Not in original ocf-shellfuncs + crit|critical) __OCF_PRIO_N=2;; + err|error) __OCF_PRIO_N=3;; + warn|warning) __OCF_PRIO_N=4;; + note|notice) __OCF_PRIO_N=5;; # Not in original ocf-shellfuncs + info) __OCF_PRIO_N=6;; + debug|dbg) __OCF_PRIO_N=7;; + *) __OCF_PRIO_N=5;; # Defaults to INFO + esac + + pretty_echo $__OCF_PRIO "$__OCF_MSG" + + if [ -z "`which clulog 2> /dev/null`" ]; then + return 0 + fi + clulog -m "$OCF_RESOURCE_TYPE" -s $__OCF_PRIO_N "$__OCF_MSG" +} + +__ocf_set_defaults "$@" |