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authorJameson Graef Rollins <jrollins@finestructure.net>2009-01-31 23:05:23 -0500
committerJameson Graef Rollins <jrollins@finestructure.net>2009-01-31 23:06:56 -0500
commit33888714f26a775b3be54edb27d77de719d5939c (patch)
tree0eacf9b1424198458ec7f2641c9353f18640bd86 /src/subcommands/ma/diagnostics
parentabedd439e7b62428e1c76baf008f2d6b1afccc5a (diff)
move src/subcommands to srv/share, and add common file to src/share (update Makefile as well)
Diffstat (limited to 'src/subcommands/ma/diagnostics')
-rw-r--r--src/subcommands/ma/diagnostics185
1 files changed, 0 insertions, 185 deletions
diff --git a/src/subcommands/ma/diagnostics b/src/subcommands/ma/diagnostics
deleted file mode 100644
index 73e93a0..0000000
--- a/src/subcommands/ma/diagnostics
+++ /dev/null
@@ -1,185 +0,0 @@
-# -*-shell-script-*-
-# This should be sourced by bash (though we welcome changes to make it POSIX sh compliant)
-
-# Monkeysphere authentication diagnostics subcommand
-#
-# The monkeysphere scripts are written by:
-# Jameson Rollins <jrollins@finestructure.net>
-# Jamie McClelland <jm@mayfirst.org>
-# Daniel Kahn Gillmor <dkg@fifthhorseman.net>
-#
-# They are Copyright 2008-2009, and are all released under the GPL,
-# version 3 or later.
-
-# check on the status and validity of the key and public certificates
-
-diagnostics() {
-
-local seckey
-local keysfound
-local curdate
-local warnwindow
-local warndate
-local create
-local expire
-local uid
-local fingerprint
-local badhostkeys
-local sshd_config
-local problemsfound=0
-
-# FIXME: what's the correct, cross-platform answer?
-sshd_config=/etc/ssh/sshd_config
-seckey=$(gpg_host --list-secret-keys --fingerprint --with-colons --fixed-list-mode)
-keysfound=$(echo "$seckey" | grep -c ^sec:)
-curdate=$(date +%s)
-# warn when anything is 2 months away from expiration
-warnwindow='2 months'
-warndate=$(advance_date $warnwindow +%s)
-
-if ! id monkeysphere >/dev/null ; then
- echo "! No monkeysphere user found! Please create a monkeysphere system user with bash as its shell."
- problemsfound=$(($problemsfound+1))
-fi
-
-if ! [ -d "$SYSDATADIR" ] ; then
- echo "! no $SYSDATADIR directory found. Please create it."
- problemsfound=$(($problemsfound+1))
-fi
-
-echo "Checking host GPG key..."
-if (( "$keysfound" < 1 )); then
- echo "! No host key found."
- echo " - Recommendation: run 'monkeysphere-server gen-key'"
- problemsfound=$(($problemsfound+1))
-elif (( "$keysfound" > 1 )); then
- echo "! More than one host key found?"
- # FIXME: recommend a way to resolve this
- problemsfound=$(($problemsfound+1))
-else
- create=$(echo "$seckey" | grep ^sec: | cut -f6 -d:)
- expire=$(echo "$seckey" | grep ^sec: | cut -f7 -d:)
- fingerprint=$(echo "$seckey" | grep ^fpr: | head -n1 | cut -f10 -d:)
- # check for key expiration:
- if [ "$expire" ]; then
- if (( "$expire" < "$curdate" )); then
- echo "! Host key is expired."
- echo " - Recommendation: extend lifetime of key with 'monkeysphere-server extend-key'"
- problemsfound=$(($problemsfound+1))
- elif (( "$expire" < "$warndate" )); then
- echo "! Host key expires in less than $warnwindow:" $(advance_date $(( $expire - $curdate )) seconds +%F)
- echo " - Recommendation: extend lifetime of key with 'monkeysphere-server extend-key'"
- problemsfound=$(($problemsfound+1))
- fi
- fi
-
- # and weirdnesses:
- if [ "$create" ] && (( "$create" > "$curdate" )); then
- echo "! Host key was created in the future(?!). Is your clock correct?"
- echo " - Recommendation: Check clock ($(date +%F_%T)); use NTP?"
- problemsfound=$(($problemsfound+1))
- fi
-
- # check for UserID expiration:
- echo "$seckey" | grep ^uid: | cut -d: -f6,7,10 | \
- while IFS=: read create expire uid ; do
- # FIXME: should we be doing any checking on the form
- # of the User ID? Should we be unmangling it somehow?
-
- if [ "$create" ] && (( "$create" > "$curdate" )); then
- echo "! User ID '$uid' was created in the future(?!). Is your clock correct?"
- echo " - Recommendation: Check clock ($(date +%F_%T)); use NTP?"
- problemsfound=$(($problemsfound+1))
- fi
- if [ "$expire" ] ; then
- if (( "$expire" < "$curdate" )); then
- echo "! User ID '$uid' is expired."
- # FIXME: recommend a way to resolve this
- problemsfound=$(($problemsfound+1))
- elif (( "$expire" < "$warndate" )); then
- echo "! User ID '$uid' expires in less than $warnwindow:" $(advance_date $(( $expire - $curdate )) seconds +%F)
- # FIXME: recommend a way to resolve this
- problemsfound=$(($problemsfound+1))
- fi
- fi
- done
-
-# FIXME: verify that the host key is properly published to the
-# keyservers (do this with the non-privileged user)
-
-# FIXME: check that there are valid, non-expired certifying signatures
-# attached to the host key after fetching from the public keyserver
-# (do this with the non-privileged user as well)
-
-# FIXME: propose adding a revoker to the host key if none exist (do we
-# have a way to do that after key generation?)
-
- # Ensure that the ssh_host_rsa_key file is present and non-empty:
- echo
- echo "Checking host SSH key..."
- if [ ! -s "${SYSDATADIR}/ssh_host_rsa_key" ] ; then
- echo "! The host key as prepared for SSH (${SYSDATADIR}/ssh_host_rsa_key) is missing or empty."
- problemsfound=$(($problemsfound+1))
- else
- if [ $(ls -l "${SYSDATADIR}/ssh_host_rsa_key" | cut -f1 -d\ ) != '-rw-------' ] ; then
- echo "! Permissions seem wrong for ${SYSDATADIR}/ssh_host_rsa_key -- should be 0600."
- problemsfound=$(($problemsfound+1))
- fi
-
- # propose changes needed for sshd_config (if any)
- if ! grep -q "^HostKey[[:space:]]\+${SYSDATADIR}/ssh_host_rsa_key$" "$sshd_config"; then
- echo "! $sshd_config does not point to the monkeysphere host key (${SYSDATADIR}/ssh_host_rsa_key)."
- echo " - Recommendation: add a line to $sshd_config: 'HostKey ${SYSDATADIR}/ssh_host_rsa_key'"
- problemsfound=$(($problemsfound+1))
- fi
- if badhostkeys=$(grep -i '^HostKey' "$sshd_config" | grep -v "^HostKey[[:space:]]\+${SYSDATADIR}/ssh_host_rsa_key$") ; then
- echo "! $sshd_config refers to some non-monkeysphere host keys:"
- echo "$badhostkeys"
- echo " - Recommendation: remove the above HostKey lines from $sshd_config"
- problemsfound=$(($problemsfound+1))
- fi
-
- # FIXME: test (with ssh-keyscan?) that the running ssh
- # daemon is actually offering the monkeysphere host key.
-
- fi
-fi
-
-# FIXME: look at the ownership/privileges of the various keyrings,
-# directories housing them, etc (what should those values be? can
-# we make them as minimal as possible?)
-
-# FIXME: look to see that the ownertrust rules are set properly on the
-# authentication keyring
-
-# FIXME: make sure that at least one identity certifier exists
-
-# FIXME: look at the timestamps on the monkeysphere-generated
-# authorized_keys files -- warn if they seem out-of-date.
-
-# FIXME: check for a cronjob that updates monkeysphere-generated
-# authorized_keys?
-
-echo
-echo "Checking for MonkeySphere-enabled public-key authentication for users ..."
-# Ensure that User ID authentication is enabled:
-if ! grep -q "^AuthorizedKeysFile[[:space:]]\+${SYSDATADIR}/authorized_keys/%u$" "$sshd_config"; then
- echo "! $sshd_config does not point to monkeysphere authorized keys."
- echo " - Recommendation: add a line to $sshd_config: 'AuthorizedKeysFile ${SYSDATADIR}/authorized_keys/%u'"
- problemsfound=$(($problemsfound+1))
-fi
-if badauthorizedkeys=$(grep -i '^AuthorizedKeysFile' "$sshd_config" | grep -v "^AuthorizedKeysFile[[:space:]]\+${SYSDATADIR}/authorized_keys/%u$") ; then
- echo "! $sshd_config refers to non-monkeysphere authorized_keys files:"
- echo "$badauthorizedkeys"
- echo " - Recommendation: remove the above AuthorizedKeysFile lines from $sshd_config"
- problemsfound=$(($problemsfound+1))
-fi
-
-if [ "$problemsfound" -gt 0 ]; then
- echo "When the above $problemsfound issue"$(if [ "$problemsfound" -eq 1 ] ; then echo " is" ; else echo "s are" ; fi)" resolved, please re-run:"
- echo " monkeysphere-server diagnostics"
-else
- echo "Everything seems to be in order!"
-fi
-
-}