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Prevent starting multiple gpg-agents

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Don't just overwrite the environment. First check for a running agent (an
x-session might have one running). If no agent is found, source the
environment and check again using those settings. If again no agent is
found, start a new instance.
This commit is contained in:
Olaf Conradi 2013-06-23 11:34:03 +02:00
parent 78dba754d1
commit 711e96b1a2
1 changed files with 17 additions and 9 deletions
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26
plugins/gpg-agent/gpg-agent.plugin.zsh
View file

@ -14,16 +14,24 @@ function start_agent_withssh {
export SSH_AGENT_PID
}
# source settings of old agent, if applicable
if [ -f "${GPG_ENV}" ]; then
. ${GPG_ENV} > /dev/null
fi
# check if another agent is running
if ! gpg-connect-agent --quiet /bye > /dev/null 2> /dev/null; then
# source settings of old agent, if applicable
if [ -f "${GPG_ENV}" ]; then
. ${GPG_ENV} > /dev/null
fi
# check for existing ssh-agent
if ssh-add -l > /dev/null 2> /dev/null; then
start_agent_nossh;
else
start_agent_withssh;
# check again if another agent is running using the newly sources settings
if ! gpg-connect-agent --quiet /bye > /dev/null 2> /dev/null; then
# check for existing ssh-agent
if ssh-add -l > /dev/null 2> /dev/null; then
# ssh-agent running, start gpg-agent without ssh support
start_agent_nossh;
else
# otherwise start gpg-agent with ssh support
start_agent_withssh;
fi
fi
fi
GPG_TTY=$(tty)