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-rw-r--r--lcpubsh/bin/generate.sh79
-rw-r--r--lcpubsh/bin/nuke.sh42
-rw-r--r--lcpubsh/bin/user_mapping.sh (renamed from lcpubsh/image_template/user-mapping.sh)13
l---------lcpubsh/image_template/user_mapping.sh1
4 files changed, 91 insertions, 44 deletions
diff --git a/lcpubsh/bin/generate.sh b/lcpubsh/bin/generate.sh
index 299cab6..b80ac49 100644
--- a/lcpubsh/bin/generate.sh
+++ b/lcpubsh/bin/generate.sh
@@ -1,48 +1,55 @@
#!/bin/sh
# georg@lysergic.dev
set -e
-echo "Shell generation invoked." | nc -N 127.0.0.2 2424
+OUTPUT="nc -N 127.0.0.2 2424"
+echo "Shell generation invoked." | $OUTPUT
if [ ! "$#" -eq 0 ]; then
user="$(echo "$1" |tr '[:upper:]' '[:lower:]')"
case "$2" in
- "archlinux")
- os="archlinux"
- image="lc-archlinux-userbase-v2:sh0"
- ;;
- "ubuntu")
- os="ubuntu"
- image="lcbase_ubuntu_14082021_2:sh0"
- ;;
- *)
- echo "Choose between archlinux or ubuntu"
- exit 1
- ;;
+ "archlinux")
+ os="Arch Linux"
+ image="lc-archlinux-userbase-v2:sh0"
+ ;;
+ "ubuntu")
+ os="Ubuntu (Latest)"
+ image="lcbase_ubuntu_14082021_2:sh0"
+ ;;
+ *)
+ echo "Choose between archlinux or ubuntu"
+ exit 1
+ ;;
esac
fingerprint_ecdsa="$(ssh-keygen -lf /etc/ssh/ssh_host_ecdsa_key.pub)"
-if id "$1" &>/dev/null; then
- echo "Aborted. Username is already taken."
- echo "Aborted: $user is already taken." | nc -N 127.0.0.2 2424
+if id "$user" &>/dev/null; then
+ echo "Aborted. Username is already taken."
+ echo "Aborted: $user is already taken." | $OUTPUT
else
- echo "Hang on ..."
- echo "Creating $user locally." | nc -N 127.0.0.2 2424
- sudo useradd -mUs /opt/lcpubsh/bin/pubsh -G docker $user
- pass=$(shuf -n2 /usr/share/dict/words | tr -d '\n')
- echo "Appending to config." | nc -N 127.0.0.2 2424
- echo "" >> /etc/dockersh.ini
- echo "[$user]" >> /etc/dockersh.ini
- echo "image = $user" >> /etc/dockersh.ini
- echo "Forking Docker base image ($image)." | nc -N 127.0.0.2 2424
- /opt/lcpubsh/bin/make_lc_user_image.sh $user $image | nc -N 127.0.0.2 2424
- echo "Setting password." | nc -N 127.0.0.2 2424
- sudo /opt/adduser.sh $user $pass
- echo "@$user ssh -p 2222 $user@sh.lib.casa" | nc -N 127.0.0.2 2424
- echo "@$user $fingerprint_ecdsa" | nc -N 127.0.0.2 2424
- echo "@$user $pass" | nc -N 127.0.0.2 2424
- echo "#universe $pass" | nc -N 127.0.0.2 2424
- echo "Done." | nc -N 127.0.0.2 2424
- echo "OK. Details sent to user and/or admins."
+ echo "Hang on ..."
+ echo "Creating $user locally." | $OUTPUT
+ sudo useradd -mUs /opt/lcpubsh/bin/pubsh -G docker $user
+ pass=$(shuf -n2 /usr/share/dict/words | tr -d '\n')
+ echo "Appending to config." | $OUTPUT
+ echo "" >> /etc/dockersh.ini
+ echo "[$user]" >> /etc/dockersh.ini
+ echo "image = $user" >> /etc/dockersh.ini
+ echo "Forking Docker base image ($image)." | $OUTPUT
+ /opt/lcpubsh/bin/make_lc_user_image.sh $user $image | $OUTPUT
+ echo "Setting password." | $OUTPUT
+ sudo /opt/adduser.sh $user $pass
+ echo "@$user A shell with the operating system $os has been spawned for you." | $OUTPUT
+ echo "@$user Option A) Connect directly:" | $OUTPUT
+ echo "@$user ssh -p 2222 $user@sh.lib.casa" | $OUTPUT
+ echo "@$user Option B) Connect through Tor:" | $OUTPUT
+ echo "@$user torsocks ssh -p 2222 $user@yib4545ooc4bndo27tcdd4jdeqsfnjm44yacusemwf5eu7lnlwskt5ad.onion" | $OUTPUT
+ echo "@$user Confirm the fingerprint (displayed upon connecting for the first time) matches the one shown here:" | $OUTPUT
+ echo "@$user $fingerprint_ecdsa" | $OUTPUT
+ echo "@$user And finally, here's your password:" | $OUTPUT
+ echo "@$user $pass" | $OUTPUT
+ echo "@$user Have fun!" | $OUTPUT
+ echo "#universe $pass" | $OUTPUT
+ echo "Done." | $OUTPUT
+ echo "OK. Details sent to user and/or admins."
fi
else
- echo "No argument supplied."
+ echo "No argument supplied."
fi
-
diff --git a/lcpubsh/bin/nuke.sh b/lcpubsh/bin/nuke.sh
new file mode 100644
index 0000000..33e3aed
--- /dev/null
+++ b/lcpubsh/bin/nuke.sh
@@ -0,0 +1,42 @@
+#!/bin/sh
+# georg@lysergic.dev
+set -e
+OUTPUT="nc -N 127.0.0.2 2424"
+echo "Shell removal invoked." | $OUTPUT
+if [ ! "$#" -eq 0 ]; then
+user="$(echo "$1" |tr '[:upper:]' '[:lower:]')"
+if id "$user" &>/dev/null; then
+ CONTAINER="$(docker ps -qf "name=$user")"
+ echo "User: $user - Container ID: $CONTAINER" | $OUTPUT
+ if [ ! -z "$CONTAINER" ]; then
+ docker stop $CONTAINER
+ if [ $? -eq "0" ]; then
+ echo "Running shell found and stopped."
+ else
+ echo "Shell could not be stopped. Maybe it's lready down?"
+ fi
+ docker rm $CONTAINER
+ if [ $? -eq "0" ]; then
+ echo "Shell container found and removed."
+ else
+ echo "Shell could not be removed. Maybe it doesn't exist?"
+ fi
+ else
+ echo "ID could not be determined."
+ fi
+ sudo /usr/sbin/userdel -f $user | $OUTPUT
+ sudo /usr/sbin/groupdel -f $user | $OUTPUT
+ sudo /usr/bin/rm -rf /home/$user
+ sudo /usr/bin/rm -rf /var/spool/mail/$user
+ INITEMP=$(mktemp --tmpdir initemp.XXXXX)
+ trap "rm -f $INITEMP" 0 1 2 3 15
+ sed "/$user/d" "/etc/dockersh.ini" > "$INITEMP"
+ cat "$INITEMP" > /etc/dockersh.ini
+ echo "Done." | $OUTPUT
+ echo "OK."
+else
+ echo "Aborted: User not found."
+fi
+else
+ echo "No argument supplied."
+fi
diff --git a/lcpubsh/image_template/user-mapping.sh b/lcpubsh/bin/user_mapping.sh
index f2aa456..9b32ba0 100644
--- a/lcpubsh/image_template/user-mapping.sh
+++ b/lcpubsh/bin/user_mapping.sh
@@ -1,21 +1,18 @@
#!/bin/bash
# Original by https://github.com/sleeepyjack/dockersh
# Modified by georg@lysergic.dev
+
if [ -z "${HOST_USER_NAME}" -o -z "${HOST_USER_ID}" -o -z "${HOST_USER_GID}" ]; then
echo "HOST_USER_NAME, HOST_USER_ID & HOST_USER_GID needs to be set!"; exit 100
fi
-
useradd \
--uid ${HOST_USER_ID} \
- --gid ${HOST_USER_GID} \
- --create-home \
- --shell /bin/bash \
+ -U \
+ -m \
+ -s /bin/bash \
${HOST_USER_NAME}
-groupadd --gid "${HOST_USER_GID}" "${HOST_USER_NAME}"
-usermod -aG sudo ${HOST_USER_NAME}
-sleep 5s
+sleep 3s
echo ${HOST_USER_NAME}:${HOST_USER_NAME} | chpasswd
exec su - "${HOST_USER_NAME}"
-
diff --git a/lcpubsh/image_template/user_mapping.sh b/lcpubsh/image_template/user_mapping.sh
new file mode 120000
index 0000000..e51feef
--- /dev/null
+++ b/lcpubsh/image_template/user_mapping.sh
@@ -0,0 +1 @@
+../bin/user_mapping.sh \ No newline at end of file