mirror of
https://github.com/jessfraz/dockerfiles.git
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68 lines
1.5 KiB
Bash
Executable File
68 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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set -e
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set -o pipefail
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[ "$DEBUG" == 'true' ] && set -x
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DAEMON=sshd
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HOSTKEY=/etc/ssh/ssh_host_ed25519_key
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# create the host key if not already created
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if [ ! -f "${HOSTKEY}" ]; then
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ssh-keygen -A
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fi
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mkdir -p ${HOME}/.ssh
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source /etc/profile
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[ "$PUBKEY" ] && echo "$PUBKEY" > ${HOME}/.ssh/authorized_keys
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chown -R git:git ${HOME}
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chmod -R 755 ${HOME}
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# Fix permissions, if writable
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if [ -w ${HOME}/.ssh ]; then
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chown git:git ${HOME}/.ssh && chmod 700 ${HOME}/.ssh/
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fi
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if [ -w ${HOME}/.ssh/authorized_keys ]; then
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chown git:git ${HOME}/.ssh/authorized_keys
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chmod 600 ${HOME}/.ssh/authorized_keys
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fi
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# Warn if no config
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if [ ! -e ${HOME}/.ssh/authorized_keys ]; then
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echo "WARNING: No SSH authorized_keys found for git"
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fi
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# set the default shell
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mkdir -p $HOME/git-shell-commands
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cat >$HOME/git-shell-commands/no-interactive-login <<\EOF
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#!/bin/sh
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printf '%s\n' "Hi $USER! You've successfully authenticated, but I do not"
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printf '%s\n' "provide interactive shell access."
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exit 128
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EOF
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chmod +x $HOME/git-shell-commands/no-interactive-login
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stop() {
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echo "Received SIGINT or SIGTERM. Shutting down $DAEMON"
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# Get PID
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pid=$(cat /var/run/$DAEMON/$DAEMON.pid)
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# Set TERM
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kill -SIGTERM "${pid}"
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# Wait for exit
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wait "${pid}"
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# All done.
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echo "Done."
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}
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echo "Running $@"
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if [ "$(basename $1)" == "$DAEMON" ]; then
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trap stop SIGINT SIGTERM
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$@ &
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pid="$!"
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mkdir -p /var/run/$DAEMON && echo "${pid}" > /var/run/$DAEMON/$DAEMON.pid
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wait "${pid}" && exit $?
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else
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exec "$@"
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fi
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