From d8079a6919ee523a3fd03b83275ec1b10553bfd5 Mon Sep 17 00:00:00 2001
From: rhatto <rhatto>
Date: Wed, 11 Jul 2007 14:26:20 +0000
Subject: Small changes: 1 - Passphrase validation. 2 - NewList function
 doesn't show stdin key import option anymore,     as this feature just works
 in the interactive mode. 3 - RandomString now generate also punct. chars.

---
 firma | 51 ++++++++++++++++++++++++++++++++-------------------
 1 file changed, 32 insertions(+), 19 deletions(-)

diff --git a/firma b/firma
index 41b9695..69569e7 100755
--- a/firma
+++ b/firma
@@ -88,6 +88,28 @@ function DeclareGpgVars {
 }
 
 
+function CheckPassphrase {
+  #-------------------------------------------------------------
+  # check if a passphrase is valid
+  #
+  # parameter(s): none
+  # depends on function(s): none
+  # returns: 0 if valid password, 1 if invalid
+  #-------------------------------------------------------------
+  if [[ -z "$(grep -o "^PASSPHRASE='[^']*'$" $LIST_CONFIG_FILE)" || \
+       -z "$PASSPHRASE" || \
+       "$(echo "$PASSPHRASE" | wc -c)" -lt "25" || \
+       -z "$(echo "$PASSPHRASE" | tr -dc '[[:lower:]]')" || \
+       -z "$(echo "$PASSPHRASE" | tr -dc '[[:upper:]]')" || \
+       -z "$(echo "$PASSPHRASE" | tr -dc '[[:digit:]]')" || \
+       "$(echo "$PASSPHRASE" | tr -dc '[:punct:]' | wc -c)" -lt "1" || \
+       "$(echo "$PASSPHRASE" | fold -w1 | uniq -cd | grep -v '^ \{6\}[234] ')" ]]; then
+    return_code=1
+    return $return_code
+  fi
+}
+
+
 function CheckFirmaConfigFile {
   #-------------------------------------------------------------
   # check firma.conf parameters
@@ -162,14 +184,7 @@ function CheckListConfigFile {
   if [[ ! -d "$LIST_HOMEDIR" || ! -f "$LIST_HOMEDIR/pubring.gpg" || ! -f "$LIST_HOMEDIR/secring.gpg" ]]; then
     LogMessage "FATAL: $LIST_NAME: GPG home directory ("$LIST_HOMEDIR") or the GPG keyrings could not be found. Quitting."
     return_code=1
-  elif [[ -z "$(grep -o "^PASSPHRASE='[^']*'$" $LIST_CONFIG_FILE)" || \
-         -z "$PASSPHRASE" || \
-         "$(echo "$PASSPHRASE" | wc -c)" -lt "25" || \
-         -z "$(echo "$PASSPHRASE" | tr -dc '[[:lower:]]')" || \
-         -z "$(echo "$PASSPHRASE" | tr -dc '[[:upper:]]')" || \
-         -z "$(echo "$PASSPHRASE" | tr -dc '[[:digit:]]')" || \
-         "$(echo "$PASSPHRASE" | tr -dc '[:punct:]' | wc -c)" -lt "5" || \
-         "$(echo "$PASSPHRASE" | fold -w1 | uniq -cd | grep -v '^ \{6\}[234] ')" ]]; then
+  elif ! CheckPassphrase; then
     LogMessage "FATAL: $LIST_NAME: List passphrase is empty or does not meet the minimum complexity requirements. Quitting."
     return_code=1
   elif [[ -z "$($GPG --list-secret-keys --with-colons --fixed-list-mode "<$LIST_ADDRESS>" 2> /dev/null)" ]]; then
@@ -927,13 +942,15 @@ function NewList {
           answer="$(echo $answer | tr '[:lower:]' '[:upper:]')"
           if [[ -z "$answer" || "$answer" == "Y" || "$answer" == "YES" ]]; then
             PASSPHRASE="$(RandomString 62)"
+            while ! CheckPassphrase; do
+              PASSPHRASE="$(RandomString 62)"
+            done
             break
           elif [[ "$answer" == "N" || "$answer" == "NO" ]]; then
             read -resp "  Passphrase to protect the list's secret key (you'll type it once): " PASSPHRASE
-            if [[ -z "$PASSPHRASE" ]]; then
-              echo "You choosed an empty passphrase. Then firma will choose one for you."
-              PASSPHRASE="$(RandomString 62)"
-            fi
+            while ! CheckPassphrase; do
+              read -resp "  Passphrase doesn't fit all the requirements, please choose another: " PASSPHRASE
+            done
             break
           else
             echo "  Please answer either yes or no."
@@ -1026,8 +1043,7 @@ EOF
 
               echo "  Please choose a key import method:"
               echo "    1 - Fetch the keys from a keyserver"
-              echo "    2 - Read keys from stdin"
-              echo "    3 - Key material stored in a file"
+              echo "    2 - Key material stored in a file"
 
               while true; do
                 read -rep "  Please enter your choice: " answer
@@ -1036,13 +1052,10 @@ EOF
                   method="keyserver $answer"
                   break
                 elif [[ "$answer" == "2" ]]; then
-                  method="stdin"
-                  break
-                elif [[ "$answer" == "3" ]]; then
                   method="file"
                   break
                 else
-                  echo "  Invalid answer. Choose either 1, 2 or 3."
+                  echo "  Invalid answer. Choose either 1 or 2."
                 fi
               done
 
@@ -1745,7 +1758,7 @@ function RandomString {
   #          1 if string size is greater than 62
   #-------------------------------------------------------------
 
-  local n alpha="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+  local n alpha="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.,;:?!"
 
   if [[ -z "$1" ]]; then
     n=6
-- 
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