Make ssh ldap connection by modules

[perso/Immae/Config/Nix.git] / modules / private / pub / ldap_pub.sh

diff --git a/modules/private/pub/ldap_pub.sh b/modules/private/pub/ldap_pub.sh
new file mode 100644 (file)
index 0000000..bbbefdc
--- /dev/null
+++ b/modules/private/pub/ldap_pub.sh
@@ -0,0 +1,56 @@
+### This snippet is not standalone and must be integrated in the global ldap_authorized_keys.sh
+LDAP_PUB_RESTRICT_MEMBER="cn=restrict,cn=pub,ou=services,dc=immae,dc=eu"
+LDAP_PUB_FORWARD_MEMBER="cn=forward,cn=pub,ou=services,dc=immae,dc=eu"
+ECHO=$(which echo)
+
+if [[ $user == pub ]]; then
+  ldap_search '(&(memberOf='$LDAP_PUB_RESTRICT_MEMBER')('$KEY'=*))' $KEY | \
+    while read line ;
+    do
+      if [ ! -z "$line" ]; then
+        if [[ $line == dn* ]]; then
+          echo ""
+          user=$(sed -n 's/.*uid=\([^,]*\).*/\1/p' <<< "$line")
+          echo "# $user"
+        elif [[ $line == $KEY* ]]; then
+          key=$(clean_key_line pub "$line")
+          key_forward=$(clean_key_line forward "$line")
+          if [ ! -z "$key" ]; then
+            if [[ $key != *$'\n'* ]] && [[ $key == ssh-* ]]; then
+              echo -n 'command="/etc/profiles/per-user/pub/bin/restrict '$user'" '
+              echo $key
+            fi
+          elif [ ! -z "$key_forward" ]; then
+            if [[ $key_forward != *$'\n'* ]] && [[ $key_forward == ssh-* ]]; then
+              echo "# forward only"
+              echo -n 'no-pty,no-X11-forwarding,command="'$ECHO' forward only" '
+              echo $key_forward
+            fi
+          fi
+        fi
+      fi
+    done
+
+  echo ""
+  ldap_search '(&(memberOf='$LDAP_PUB_FORWARD_MEMBER')('$KEY'=*))' $KEY | \
+    while read line ;
+    do
+      if [ ! -z "$line" ]; then
+        if [[ $line == dn* ]]; then
+          echo ""
+          user=$(sed -n 's/.*uid=\([^,]*\).*/\1/p' <<< "$line")
+          echo "# $user"
+        elif [[ $line == $KEY* ]]; then
+          key=$(clean_key_line forward "$line")
+          if [ ! -z "$key" ]; then
+            if [[ $key != *$'\n'* ]] && [[ $key == ssh-* ]]; then
+              echo -n 'no-pty,no-X11-forwarding,command="'$ECHO' forward only" '
+              echo $key
+            fi
+          fi
+        fi
+      fi
+    done
+  exit 0
+fi
+