131 lines
4.9 KiB
Bash
Executable file
131 lines
4.9 KiB
Bash
Executable file
#!/bin/bash
|
|
|
|
[ -z "${SSH_IDENTITIES_DIR+x}" ] && { SSH_IDENTITIES_DIR="${SSH_IDENTITIES_DEFAULT_DIR-${HOME}/.ssh/identities}"; export SSH_IDENTITIES_DIR; }
|
|
[ -z "${SSH_AGENTS_DIR+x}" ] && { SSH_AGENTS_DIR=${SSH_AGENTS_DEFAULT_DIR-~/.ssh/agents}; export SSH_AGENTS_DIR; }
|
|
[ -z "${SSH_AGENT_SOCKETS_DIR+x}" ] && { SSH_AGENT_SOCKETS_DIR=${SSH_AGENT_SOCKETS_DEFAULT_DIR-~/.ssh/agents}; export SSH_AGENT_SOCKETS_DIR; }
|
|
logdebug "SSH_AGENTS_DIR: $SSH_AGENTS_DIR" >&2
|
|
logdebug "SSH_AGENT_SOCKETS_DIR: $SSH_AGENT_SOCKETS_DIR" >&2
|
|
logdebug "SSH_IDENTITIES_DIR: $SSH_IDENTITIES_DIR" >&2
|
|
[ -z "${SSH_AGENTS_DIR-x}" ] || mkdir -vp "$SSH_AGENTS_DIR"
|
|
[ -z "${SSH_AGENT_SOCKETS_DIR-x}" ] || mkdir -vp "$SSH_AGENT_SOCKETS_DIR"
|
|
[ -z "${SSH_IDENTITIES_DIR-x}" ] || mkdir -vp "$SSH_IDENTITIES_DIR"
|
|
agent-start-or-restart () {
|
|
|
|
local ssh_identity
|
|
local agentfile
|
|
local agentsocket
|
|
|
|
if [ -n "${1+x}" ]; then
|
|
ssh_identity="$1"
|
|
agentfile="${SSH_AGENTS_DIR}/agent-${ssh_identity}-$(hostname)"
|
|
agentsocket="${SSH_AGENT_SOCKETS_DIR}/socket-${ssh_identity}-$(hostname)"
|
|
logdebug "agentfile: $agentfile" >&2
|
|
logdebug "agentsocket: $agentsocket" >&2
|
|
logdebug "ssh-identität: $ssh_identity" >&2
|
|
if [ -e $agentfile ]; then
|
|
|
|
# look if agent is reachable
|
|
# local sshsock sshpid
|
|
# sshsock=$SSH_AUTH_SOCK
|
|
# sshpid=$SSH_AGENT_PID
|
|
# unset SSH_AUTH_SOCK SSH_AGENT_PID
|
|
logdebug "$(/bin/sh -c "unset SSH_AUTH_SOCK SSH_AGENT_PID; . $agentfile >/dev/null 2>&1; ssh-add -l")"
|
|
case $? in
|
|
0|1)
|
|
logdebug "agent is running" >&2
|
|
;;
|
|
2)
|
|
logdebug "agent is not running 1" >&2
|
|
[ -e $agentsocket ] && rm "$agentsocket"
|
|
ssh-agent -a $agentsocket $SSH_AGENT_OPTIONS > $agentfile 2>&2
|
|
logdebug "agent started" >&2
|
|
;;
|
|
esac
|
|
else
|
|
logdebug "agent is not running 2" >&2
|
|
#rm "$agentsocket"
|
|
logdebug "ssh-agent -a $agentsocket \> $agentfile"
|
|
ssh-agent -a $agentsocket $SSH_AGENT_OPTIONS > $agentfile 2>&2
|
|
logdebug "agent started" >&2
|
|
fi
|
|
|
|
loginfo "agent for $ssh_identity: $agentfile"
|
|
echo -n "agent for $ssh_identity: " >&2
|
|
echo $agentfile
|
|
return 0
|
|
|
|
else
|
|
logwarn "no identity given - exit" >&2
|
|
return 1
|
|
fi
|
|
|
|
|
|
}
|
|
|
|
agent-load-identity-keys () {
|
|
|
|
local ssh_identity
|
|
local agentfile
|
|
local agentsocket
|
|
local fingerprints
|
|
declare -a fingerprints
|
|
local fingerprint
|
|
local tokenfingerprint
|
|
|
|
if [ -n "${1+x}" ]; then
|
|
ssh_identity="$1"
|
|
identitydir=${SSH_IDENTITIES_DIR}/${ssh_identity}
|
|
[ -e "${identitydir}/.config" ] && . "${identitydir}/.config"
|
|
agentfile="${SSH_AGENTS_DIR}/agent-${ssh_identity}-$(hostname)"
|
|
agentsocket="${SSH_AGENT_SOCKETS_DIR}/socket-${ssh_identity}-$(hostname)"
|
|
logdebug "agentfile: $agentfile" >&2
|
|
logdebug "agentsocket: $agentsocket" >&2
|
|
logdebug "ssh-identität: $ssh_identity" >&2
|
|
|
|
fingerprints=( $(ssh-runinagent $agentfile "ssh-add -l|awk '{print \$2}'") )
|
|
for key in $(ls ${SSH_IDENTITIES_DIR}/${ssh_identity}|grep -v "pub$\|so$"); do
|
|
logtrace "key: $key"
|
|
fingerprint=$(ssh-keygen -l -f ~/.ssh/identities/bmi/id_ed25519|awk '{print $2}')
|
|
logtrace "${fingerprints[*]} and $fingerprint"
|
|
if [[ ${fingerprints[*]} =~ "$fingerprint" ]]; then
|
|
logdebug "$key is loaded" >&2
|
|
else
|
|
logdebug "$key is not loaded" >&2
|
|
loginfo "$(ssh-runinagent $agentfile ssh-add ${SSH_ADD_OPTIONS} ${identitydir}/${key})"
|
|
fi
|
|
done
|
|
for token in $(ls ${SSH_IDENTITIES_DIR}/${ssh_identity}|grep "so$"); do
|
|
logtrace "token: $token"
|
|
tokenfingerprint="$(ssh-keygen -l -D $token|tr -s ' '|awk '{print $2}')"
|
|
logtrace "${fingerprints[*]} and $tokenfingerprint"
|
|
if [[ ${fingerprints[*]} =~ "$tokenfingerprint" ]]; then
|
|
logdebug "$token is loaded" >&2
|
|
else
|
|
logdebug "$token is not loaded" >&2
|
|
loginfo "$(ssh-runinagent $agentfile ssh-add ${SSH_ADD_OPTIONS} -s ${identitydir}/${token})"
|
|
fi
|
|
done
|
|
fi
|
|
}
|
|
|
|
ssh-runinagent () {
|
|
|
|
local agentfile
|
|
local command
|
|
agentfile=${1}
|
|
shift
|
|
sshcommand=${@}
|
|
|
|
logtrace "run command »$sshcommand« in agent $agentfile" >&2
|
|
if [ -e "$agentfile" ]; then
|
|
/bin/sh -c "unset SSH_AUTH_SOCK SSH_AGENT_PID; . $agentfile >/dev/null 2>/dev/null; $sshcommand"
|
|
return $?
|
|
else
|
|
logwarn "agentfile not existent" >&2
|
|
return 1
|
|
fi
|
|
}
|
|
|
|
agent-start-or-restart $1
|
|
agent-load-identity-keys $1
|
|
exit $?
|