From 5882a9b0b6f46d305feb780e0837842a05ccf130 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Wed, 9 Feb 2011 13:12:46 +0100 Subject: [PATCH] add osmo nodes 'files' directory --- rel/files/app.config | 11 ++++ rel/files/erl | 34 ++++++++++ rel/files/nodetool | 80 +++++++++++++++++++++++ rel/files/osmo | 149 +++++++++++++++++++++++++++++++++++++++++++ rel/files/vm.args | 21 ++++++ 5 files changed, 295 insertions(+) create mode 100644 rel/files/app.config create mode 100755 rel/files/erl create mode 100755 rel/files/nodetool create mode 100755 rel/files/osmo create mode 100644 rel/files/vm.args diff --git a/rel/files/app.config b/rel/files/app.config new file mode 100644 index 0000000..bba388b --- /dev/null +++ b/rel/files/app.config @@ -0,0 +1,11 @@ +[ + %% SASL config + {sasl, [ + {sasl_error_logger, {file, "log/sasl-error.log"}}, + {errlog_type, error}, + {error_logger_mf_dir, "log/sasl"}, % Log directory + {error_logger_mf_maxbytes, 10485760}, % 10 MB max file size + {error_logger_mf_maxfiles, 5} % 5 files max + ]} +]. + diff --git a/rel/files/erl b/rel/files/erl new file mode 100755 index 0000000..e500626 --- /dev/null +++ b/rel/files/erl @@ -0,0 +1,34 @@ +#!/bin/bash + +## This script replaces the default "erl" in erts-VSN/bin. This is necessary +## as escript depends on erl and in turn, erl depends on having access to a +## bootscript (start.boot). Note that this script is ONLY invoked as a side-effect +## of running escript -- the embedded node bypasses erl and uses erlexec directly +## (as it should). +## +## Note that this script makes the assumption that there is a start_clean.boot +## file available in $ROOTDIR/release/VSN. + +# Determine the abspath of where this script is executing from. +ERTS_BIN_DIR=$(cd ${0%/*} && pwd) + +# Now determine the root directory -- this script runs from erts-VSN/bin, +# so we simply need to strip off two dirs from the end of the ERTS_BIN_DIR +# path. +ROOTDIR=${ERTS_BIN_DIR%/*/*} + +# Parse out release and erts info +START_ERL=`cat $ROOTDIR/releases/start_erl.data` +ERTS_VSN=${START_ERL% *} +APP_VSN=${START_ERL#* } + +BINDIR=$ROOTDIR/erts-$ERTS_VSN/bin +EMU=beam +PROGNAME=`echo $0 | sed 's/.*\\///'` +CMD="$BINDIR/erlexec" +export EMU +export ROOTDIR +export BINDIR +export PROGNAME + +exec $CMD -boot $ROOTDIR/releases/$APP_VSN/start_clean ${1+"$@"} \ No newline at end of file diff --git a/rel/files/nodetool b/rel/files/nodetool new file mode 100755 index 0000000..971f983 --- /dev/null +++ b/rel/files/nodetool @@ -0,0 +1,80 @@ +%% -*- erlang -*- +%% ------------------------------------------------------------------- +%% +%% nodetool: Helper Script for interacting with live nodes +%% +%% ------------------------------------------------------------------- + +main(Args) -> + %% Extract the args + {RestArgs, TargetNode} = process_args(Args, [], undefined), + + %% See if the node is currently running -- if it's not, we'll bail + case {net_kernel:hidden_connect_node(TargetNode), net_adm:ping(TargetNode)} of + {true, pong} -> + ok; + {_, pang} -> + io:format("Node ~p not responding to pings.\n", [TargetNode]), + halt(1) + end, + + case RestArgs of + ["ping"] -> + %% If we got this far, the node already responsed to a ping, so just dump + %% a "pong" + io:format("pong\n"); + ["stop"] -> + io:format("~p\n", [rpc:call(TargetNode, init, stop, [], 60000)]); + ["restart"] -> + io:format("~p\n", [rpc:call(TargetNode, init, restart, [], 60000)]); + ["reboot"] -> + io:format("~p\n", [rpc:call(TargetNode, init, reboot, [], 60000)]); + ["rpc", Module, Function | RpcArgs] -> + case rpc:call(TargetNode, list_to_atom(Module), list_to_atom(Function), [RpcArgs], 60000) of + ok -> + ok; + {badrpc, Reason} -> + io:format("RPC to ~p failed: ~p\n", [TargetNode, Reason]), + halt(1); + _ -> + halt(1) + end; + Other -> + io:format("Other: ~p\n", [Other]), + io:format("Usage: nodetool {ping|stop|restart|reboot}\n") + end, + net_kernel:stop(). + +process_args([], Acc, TargetNode) -> + {lists:reverse(Acc), TargetNode}; +process_args(["-setcookie", Cookie | Rest], Acc, TargetNode) -> + erlang:set_cookie(node(), list_to_atom(Cookie)), + process_args(Rest, Acc, TargetNode); +process_args(["-name", TargetName | Rest], Acc, _) -> + ThisNode = append_node_suffix(TargetName, "_maint_"), + {ok, _} = net_kernel:start([ThisNode, longnames]), + process_args(Rest, Acc, nodename(TargetName)); +process_args(["-sname", TargetName | Rest], Acc, _) -> + ThisNode = append_node_suffix(TargetName, "_maint_"), + {ok, _} = net_kernel:start([ThisNode, shortnames]), + process_args(Rest, Acc, nodename(TargetName)); +process_args([Arg | Rest], Acc, Opts) -> + process_args(Rest, [Arg | Acc], Opts). + + +nodename(Name) -> + case string:tokens(Name, "@") of + [_Node, _Host] -> + list_to_atom(Name); + [Node] -> + [_, Host] = string:tokens(atom_to_list(node()), "@"), + list_to_atom(lists:concat([Node, "@", Host])) + end. + +append_node_suffix(Name, Suffix) -> + case string:tokens(Name, "@") of + [Node, Host] -> + list_to_atom(lists:concat([Node, Suffix, os:getpid(), "@", Host])); + [Node] -> + list_to_atom(lists:concat([Node, Suffix, os:getpid()])) + end. diff --git a/rel/files/osmo b/rel/files/osmo new file mode 100755 index 0000000..10c233b --- /dev/null +++ b/rel/files/osmo @@ -0,0 +1,149 @@ +#!/bin/bash +# -*- tab-width:4;indent-tabs-mode:nil -*- +# ex: ts=4 sw=4 et + +RUNNER_SCRIPT_DIR=$(cd ${0%/*} && pwd) + +RUNNER_BASE_DIR=${RUNNER_SCRIPT_DIR%/*} +RUNNER_ETC_DIR=$RUNNER_BASE_DIR/etc +RUNNER_LOG_DIR=$RUNNER_BASE_DIR/log +PIPE_DIR=/tmp/$RUNNER_BASE_DIR/ +RUNNER_USER= + +# Make sure this script is running as the appropriate user +if [ ! -z "$RUNNER_USER" ] && [ `whoami` != "$RUNNER_USER" ]; then + exec sudo -u $RUNNER_USER -i $0 $@ +fi + +# Make sure CWD is set to runner base dir +cd $RUNNER_BASE_DIR + +# Make sure log directory exists +mkdir -p $RUNNER_LOG_DIR + +# Extract the target node name from node.args +NAME_ARG=`grep -e '-[s]*name' $RUNNER_ETC_DIR/vm.args` +if [ -z "$NAME_ARG" ]; then + echo "vm.args needs to have either -name or -sname parameter." + exit 1 +fi + +# Extract the target cookie +COOKIE_ARG=`grep -e '-setcookie' $RUNNER_ETC_DIR/vm.args` +if [ -z "$COOKIE_ARG" ]; then + echo "vm.args needs to have a -setcookie parameter." + exit 1 +fi + +# Identify the script name +SCRIPT=`basename $0` + +# Parse out release and erts info +START_ERL=`cat $RUNNER_BASE_DIR/releases/start_erl.data` +ERTS_VSN=${START_ERL% *} +APP_VSN=${START_ERL#* } + +# Add ERTS bin dir to our path +ERTS_PATH=$RUNNER_BASE_DIR/erts-$ERTS_VSN/bin + +# Setup command to control the node +NODETOOL="$ERTS_PATH/escript $ERTS_PATH/nodetool $NAME_ARG $COOKIE_ARG" + +# Check the first argument for instructions +case "$1" in + start) + # Make sure there is not already a node running + RES=`$NODETOOL ping` + if [ "$RES" = "pong" ]; then + echo "Node is already running!" + exit 1 + fi + HEART_COMMAND="$RUNNER_BASE_DIR/bin/$SCRIPT start" + export HEART_COMMAND + mkdir -p $PIPE_DIR + # Note the trailing slash on $PIPE_DIR/ + $ERTS_PATH/run_erl -daemon $PIPE_DIR/ $RUNNER_LOG_DIR "exec $RUNNER_BASE_DIR/bin/$SCRIPT console" 2>&1 + ;; + + stop) + # Wait for the node to completely stop... + case `uname -s` in + Linux|Darwin|FreeBSD|DragonFly|NetBSD|OpenBSD) + # PID COMMAND + PID=`ps ax -o pid= -o command=|\ + grep "$RUNNER_BASE_DIR/.*/[b]eam"|awk '{print $1}'` + ;; + SunOS) + # PID COMMAND + PID=`ps -ef -o pid= -o args=|\ + grep "$RUNNER_BASE_DIR/.*/[b]eam"|awk '{print $1}'` + ;; + CYGWIN*) + # UID PID PPID TTY STIME COMMAND + PID=`ps -efW|grep "$RUNNER_BASE_DIR/.*/[b]eam"|awk '{print $2}'` + ;; + esac + $NODETOOL stop + while `kill -0 $PID 2>/dev/null`; + do + sleep 1 + done + ;; + + restart) + ## Restart the VM without exiting the process + $NODETOOL restart + ;; + + reboot) + ## Restart the VM completely (uses heart to restart it) + $NODETOOL reboot + ;; + + ping) + ## See if the VM is alive + $NODETOOL ping + ;; + + attach) + # Make sure a node IS running + RES=`$NODETOOL ping` + if [ "$RES" != "pong" ]; then + echo "Node is not running!" + exit 1 + fi + + shift + $ERTS_PATH/to_erl $PIPE_DIR + ;; + + console) + # Setup beam-required vars + ROOTDIR=$RUNNER_BASE_DIR + BINDIR=$ROOTDIR/erts-$ERTS_VSN/bin + EMU=beam + PROGNAME=`echo $0 | sed 's/.*\\///'` + CMD="$BINDIR/erlexec -boot $RUNNER_BASE_DIR/releases/$APP_VSN/$SCRIPT -embedded -config $RUNNER_ETC_DIR/app.config -args_file $RUNNER_ETC_DIR/vm.args -- ${1+"$@"}" + export EMU + export ROOTDIR + export BINDIR + export PROGNAME + + # Dump environment info for logging purposes + echo "Exec: $CMD" + echo "Root: $ROOTDIR" + + # Log the startup + logger -t "$SCRIPT[$$]" "Starting up" + + # Start the VM + exec $CMD + ;; + + *) + echo "Usage: $SCRIPT {start|stop|restart|reboot|ping|console|attach}" + exit 1 + ;; +esac + +exit 0 diff --git a/rel/files/vm.args b/rel/files/vm.args new file mode 100644 index 0000000..a2ec28a --- /dev/null +++ b/rel/files/vm.args @@ -0,0 +1,21 @@ + +## Name of the node +-name osmo@127.0.0.1 + +## Cookie for distributed erlang +-setcookie osmo + +## Heartbeat management; auto-restarts VM if it dies or becomes unresponsive +## (Disabled by default..use with caution!) +##-heart + +## Enable kernel poll and a few async threads ++K true ++A 5 + +## Increase number of concurrent ports/sockets +-env ERL_MAX_PORTS 4096 + +## Tweak GC to run more often +-env ERL_FULLSWEEP_AFTER 10 +