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Archrisks: implement pkgmgr finder, support for ordering results, add progress info

master
Pekka Helenius 4 years ago
parent
953a1e6b56
commit
57ee4d7985
1 changed files with 247 additions and 94 deletions
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  1. +247
    -94
      tools/archrisks.sh

+ 247
- 94
tools/archrisks.sh View File

@ -1,7 +1,7 @@
#!/bin/bash
#!/usr/bin/env bash
# archrisks - Security information tool for Arch Linux # archrisks - Security information tool for Arch Linux
# Copyright (C) 2018 Pekka Helenius
# Copyright (C) 2020 Pekka Helenius
# #
# This program is free software: you can redistribute it and/or modify # This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by # it under the terms of the GNU General Public License as published by
@ -18,114 +18,229 @@
###################################################################################################################### ######################################################################################################################
if [[ ! $(id -u) -eq 0 ]]; then
echo -e "\nThis command requires root privileges.\n"
exit
fi
echo "Security report date: $(date '+%d-%m-%Y, %X') (TZ: $(timedatectl status | grep "Time zone:" | awk '{print $3}'))"
red=$'\33[91m' red=$'\33[91m'
orange=$'\033[38;5;208m' orange=$'\033[38;5;208m'
yellow=$'\033[93m' yellow=$'\033[93m'
green=$'\033[92m' green=$'\033[92m'
reset=$'\033[0m' reset=$'\033[0m'
PROVIDER="security.archlinux.org"
typeset -A ARCH_MANAGERS
# List of known Arch Linux package managers + priority number for each
# Add more if you wish.
# Syntax guidelines:
# [<package manager priority (greater is more prioritized)>,<package manager>]="
# <parameter to refresh local pkg repositories>|
# <parameter to get detailed local pkg info>|
# <parameter to get name and version string of a pkg>|
# <parameter to get detailed remote pkg info>|
# <root=requires root, no_root=does not require root>
# "
ARCH_MANAGERS=(
[0,pacman]="-Syy|-Qi|-Q|-Si|root"
[1,pacaur]="-Syy|-Qi|-Q|-Si|no_root"
# [2,yaourt]="-Syy|-Qi|-Q|-Si|no_root"
# [3,pikaur]="-Syy|-Qi|-Q|-Si|no_root"
# [4,pacget]="-Syy|-Qi|-Q|-Si|no_root"
# [5,yay]="-Syy|-Qi|-Q|-Si|no_root"
# [6,foxaur]="-Syy|-Qi|-Q|-Si|no_root"
# [7,aurum]="-Syy|-Qi|-Q|-Si|no_root"
# [8,goaur]="-Syy|-Qi|-Q|-Si|no_root"
# [9,aurs]="-Syy|-Qi|-Q|-Si|no_root"
# [10,magico]="-Syy|-Qi|-Q|-Si|no_root"
# [11,maur]="-Syy|-Qi|-Q|-Si|no_root"
# [12,pkgbuilder]="-Syy|-Qi|-Q|-Si|no_root"
# [13,spinach]="-Syy|-Qi|-Q|-Si|no_root"
# [14,trizen]="-Syy|-Qi|-Q|-Si|no_root"
)
priority_lowlimit=-1
default_order="level"
default_reverse=0
provider="security.archlinux.org"
input_count=${#@}
[[ $input_count -eq 1 ]] && input_1=${1}
[[ $input_count -eq 2 ]] && input_1=${1}; input_2=${2}
function helpCaller() {
echo -e "
Usage: $0
-h|--help
1st arg: --sort=<name,issues,level,status,desc> (optional)
2nd arg: --reverse (optional)
"
exit 0
}
function inputParser() {
if [[ ${input_count} -gt 2 ]] || [[ ${input_1} == "-h" ]] || [[ ${input_1} == "--help" ]]; then
helpCaller
elif [[ ${input_count} -eq 0 ]]; then
sort_order=${default_order}
sort_reverse=${default_reverse}
else
sort_order=$(echo ${input_1} | sed -r 's/^\-\-sort=(.*)/\1/')
case ${sort_order} in
name|issues|level|version|desc)
echo "Custom sort order selected: ${sort_order}"
;;
*)
echo "Unknown sorting order selected (${sort_order})."
helpCaller
esac
if [[ ${input_count} -eq 2 ]]; then
case ${input_2} in
"--reverse")
echo "Reverse ordering"
sort_reverse=1
;;
*)
echo "Unknown option '${input_2}'"
sort_reverse=${default_reverse}
esac
fi
fi
}
function internetTest() {
if [[ $(ping -c 1 $provider 2>&1 | grep -c "Name or service not known") -ne 0 ]]; then
echo -e "\nCan't connect to $provider. Please check your internet connection and try again.\n"
exit 0
fi
}
function findMyPackageManager() {
i=0
for managerStr in ${!ARCH_MANAGERS[@]}; do
manager_priority=$(echo ${managerStr} | awk -F ',' '{print $1}')
manager=$(echo ${managerStr} | awk -F ',' '{print $2}')
# pacman, pacaur or yaourt. Please make sure all parameters used in this script are accepted by PKGMGR
PKGMGR="pacman"
if [[ ${manager_priority} -lt ${priority_lowlimit} ]]; then
echo "Minimum priority is $((${priority_lowlimit} + 1)). You have a package which has lower priority value. Exiting."
exit 1
fi
INTERNET_TEST=$(ping -c 1 $PROVIDER 2>&1 | grep -c "Name or service not known")
if [[ $(echo $(which ${manager} &>/dev/null)$?) -eq 0 ]]; then
managers_list[$i]=${manager}
managers_priority_list[$i]=${manager_priority}
let i++
fi
done
if [[ ${#managers_list[@]} -eq 0 ]]; then
echo "Not any valid package manager found. Exiting."
exit 1
fi
if [[ $(echo ${managers_priority_list[@]} | tr ' ' '\n' | uniq -d | wc -l) -ne 0 ]]; then
echo "Package managers with same priority found. Check internal manager list for duplicates. Exiting."
exit 1
fi
if [[ ! $INTERNET_TEST -eq 0 ]]; then
echo -e "\nCan't connect to $PROVIDER. Please check your internet connection and try again.\n"
else
# Select package manager by priority. Highest is selected.
i=0
while [[ ${i} -le $((${#managers_list[@]} - 1)) ]]; do
if [[ ${managers_priority_list[i]} -gt ${priority_lowlimit} ]]; then
priority_lowlimit=${managers_priority_list[i]}
selected_manager=${managers_list[i]}
fi
let i++
done
pkg_command=${ARCH_MANAGERS["$priority_lowlimit,$selected_manager"]}
command_refresh=$(echo $pkg_command | awk -F '|' '{print $1}')
command_pkginfo_local=$(echo $pkg_command | awk -F '|' '{print $2}')
command_pkginfo_local_short=$(echo $pkg_command | awk -F '|' '{print $3}')
command_pkginfo_remote=$(echo $pkg_command | awk -F '|' '{print $4}')
command_require_root=$(echo $pkg_command | awk -F '|' '{print $5}')
if [[ ${command_require_root} == "root" ]]; then
if [[ ! $(id -u) -eq 0 ]]; then
echo -e "\nThis command requires root privileges.\n"
exit 0
fi
fi
}
function runTool() {
echo "Security report date: $(date '+%d-%m-%Y, %X') (TZ: $(timedatectl status | grep "Time zone:" | awk '{print $3}'))"
echo -e "\nSynchronizing package databases with $PKGMGR\n"
$PKGMGR -Syy || return
echo -e "\nSynchronizing package databases with ${selected_manager}\n"
${selected_manager} ${command_refresh} || exit
if [[ ! $(which arch-audit | wc -l) -eq 1 ]]; then if [[ ! $(which arch-audit | wc -l) -eq 1 ]]; then
echo -e "\nCouldn't find Arch Linux security utility (arch-audit). Please make sure it's installed.\n"
echo -e "\nCouldn't find Arch Linux security utility (arch-audit) in \$PATH. Please make sure it's installed.\n"
else else
CNT=0
PRSCNT=0
# Internal Field Separator. This variable determines how Bash recognizes fields, or word boundaries, when it interprets character strings.
count=0
prs_count=0
IFS=$'\n' IFS=$'\n'
for i in $(arch-audit); do for i in $(arch-audit); do
PACKAGENAME=$(echo "$i" | awk -F ' ' '{print $2}')
RISKLEVEL=$(echo "$i" | grep -oE "Low|Medium|High|Critical")
RISKSCOUNT=$(echo "$i" | awk -F 'CVE' '{print NF-1}')
package_name=$(echo "$i" | awk -F ' ' '{print $2}')
risk_level=$(echo "$i" | grep -oE "Low|Medium|High|Critical")
risks_count=$(echo "$i" | awk -F 'CVE' '{print NF-1}')
RISKS[$CNT]="$PACKAGENAME $RISKLEVEL $RISKSCOUNT"
risks[$count]="$package_name $risk_level $risks_count"
let CNT++
let count++
done done
echo -e "\e[1m"
printf "%-25s%-20s%-15s%-25s%s\n" "Package" "Security issues" "Risk level" "Version status" "Description"
echo -e "\e[0m"
echo -e "\nAnalyzing ${#risks[*]} vulnerable packages. This takes a while...\n"
i=1
for risk_parsed in $(echo "${risks[*]}"); do
for RISK_PARSED in $(echo "${RISKS[*]}"); do
echo -en "Analysing package ${i}/${#risks[*]}... \r"
# Package in question # Package in question
col1=$(echo "$RISK_PARSED" | awk -F ' ' '{print $1}')
col1=$(echo "$risk_parsed" | awk -F ' ' '{print $1}')
# Security issues detected # Security issues detected
col2=$(echo "$RISK_PARSED" | awk -F ' ' '{print $3}')
col2=$(echo "$risk_parsed" | awk -F ' ' '{print $3}')
#Critical, High, Medium or Low risk #Critical, High, Medium or Low risk
col3=$(echo "$RISK_PARSED" | awk -F ' ' '{print $2}' | sed 's/Critical/0/g; s/High/1/g; s/Medium/2/g; s/Low/3/g')
col3=$(echo "$risk_parsed" | awk -F ' ' '{print $2}' | sed 's/Critical/0/g; s/High/1/g; s/Medium/2/g; s/Low/3/g')
col5=$($PKGMGR -Qi $col1 |grep -i description | awk -F ": " '{print $2}')
col5=$(${selected_manager} ${command_pkginfo_local} $col1 |grep -i description | awk -F ": " '{print $2}')
maxchars=35 maxchars=35
if [[ $(echo $col5 | wc -m) -gt $maxchars ]]; then if [[ $(echo $col5 | wc -m) -gt $maxchars ]]; then
col5=$(echo "$(echo $col5 | cut -c 1-$maxchars)...") col5=$(echo "$(echo $col5 | cut -c 1-$maxchars)...")
fi fi
#pkgurl=$(pacaur -Qi $col1 |grep URL | awk -F ": " '{print $2}')
versioncheck() { versioncheck() {
# TODO: We can't really depend on parsing output strings since they vary between Arch package managers
parsedver() { parsedver() {
TRIMMED=$(echo $1 | sed 's/[:.-]/./g')
if [[ $TRIMMED =~ [A-Za-z] ]]; then
PKGVERCHARS=$(echo $TRIMMED | sed 's/[^a-zA-Z]//g')
CHARNUM=0
for char in $PKGVERCHARS; do
charnum=$(echo {a..z} | sed 's/ //g' | grep -b -o $char | awk 'BEGIN {FS=":"}{print $1}')
REP[$CHARNUM]="s/$char/$charnum/g;"
let CHARNUM++
done
for seds in "${REP[*]}"; do
SEDSTR=$seds
done
echo $TRIMMED | sed "$SEDSTR"
else
echo $TRIMMED
fi
echo $1 | awk -F ' ' '{print $2}' | sed -r 's/[a-z]+.*//; s/[:_+-]/\./g; s/[^0-9]$//;'
} }
SYSVER=$($PKGMGR -Q $1 | awk -F ' ' '{print $2}')
REPOVER=$($PKGMGR -Si $1 | grep "Version.*:" | awk -F ' ' '{print $3}')
# Expected output syntax: "^<string> <version number>$"
# TODO: We can't really depend on parsing output strings since they vary between Arch package managers
system_version=$(${selected_manager} ${command_pkginfo_local_short} $1)
repo_version=$(${selected_manager} ${command_pkginfo_remote} $1 | grep -E "^Version\s*:" | sed -r 's/.*(:\s*.*$)/\1/')
VERARRAY1=$(parsedver $SYSVER)
VERARRAY2=$(parsedver $REPOVER)
version_array_1=$(parsedver $system_version)
version_array_2=$(parsedver $repo_version)
#Count of version elements (0 18 2 1 contains 4 numbers, for example) #Count of version elements (0 18 2 1 contains 4 numbers, for example)
firstvernums=$(echo $VERARRAY1 | awk -F '.' '{print split($0, a)}')
lastvernums=$(echo $VERARRAY2 | awk -F '.' '{print split($0, a)}')
firstvernums=$(echo $version_array_1 | awk -F '.' '{print split($0, a)}')
lastvernums=$(echo $version_array_2 | awk -F '.' '{print split($0, a)}')
# Count of comparable version elements (maximum) # Count of comparable version elements (maximum)
# We compare this much of elements, not more # We compare this much of elements, not more
@ -136,27 +251,27 @@ else
fi fi
# If all numbers are same, we don't analyze them more deeply. # If all numbers are same, we don't analyze them more deeply.
if [[ $VERARRAY1 == $VERARRAY2 ]]; then
if [[ $version_array_1 == $version_array_2 ]]; then
col4="${green}Package is updated" col4="${green}Package is updated"
else else
s=1 s=1
while [ $s -le $comparables ]; do while [ $s -le $comparables ]; do
check1=$(echo -e $VERARRAY1 | awk -v var=$s -F '.' '{print $var}')
check2=$(echo -e $VERARRAY2 | awk -v var=$s -F '.' '{print $var}')
check1=$(echo -e $version_array_1 | awk -v var=$s -F '.' '{print $var}')
check2=$(echo -e $version_array_2 | awk -v var=$s -F '.' '{print $var}')
if [[ $check2 -gt $check1 ]]; then if [[ $check2 -gt $check1 ]]; then
# Repo number is greater # Repo number is greater
col4="${yellow}Update available" col4="${yellow}Update available"
break break
elif [[ $check2 -lt $check1 ]]; then elif [[ $check2 -lt $check1 ]]; then
# System number is greater # System number is greater
col4="${reset}Newer package installed" col4="${reset}Newer package installed"
break break
fi fi
let s++ let s++
done done
fi fi
@ -164,47 +279,79 @@ else
versioncheck $col1 versioncheck $col1
RISKENTRIES[$PRSCNT]=$(printf "%s|%s|%s|%s|%s\n" "$col1" "$col2" "$col3" "$col4" "$col5")
let PRSCNT++
risk_entries[$prs_count]=$(printf "%s|%s|%s|%s|%s\n" "$col1" "$col2" "$col3" "$col4" "$col5")
let prs_count++
let i++
done done
echo -e "\e[1m"
printf "\n%-25s%-20s%-15s%-25s%s\n" "Package" "Security issues" "Risk level" "Version status" "Description"
echo -e "\e[0m"
sort_params=()
case ${sort_order} in
name)
sort_column="-k1"
;;
issues)
sort_column="-k2"
sort_params+=("-n")
;;
level)
sort_column="-k3"
;;
version)
sort_column="-k4"
;;
desc)
sort_column="-k5"
;;
#*)
# echo "Unknown sorting order selected. Exiting."
# exit 1
esac
if [[ ${sort_reverse} == 1 ]]; then
sort_params+=("-r")
fi
i=0 i=0
for line in $(echo "${RISKENTRIES[*]}" | sort -t'|' -k3); do
for line in $(echo "${risk_entries[*]}" | sort ${sort_params[*]} -t'|' ${sort_column}); do
if [[ $(echo "$line" | awk -F '|' '{print $3}') -eq 0 ]]; then if [[ $(echo "$line" | awk -F '|' '{print $3}') -eq 0 ]]; then
alertclr="${red}"
IMPT="Critical"
alert_color="${red}"
importance="Critical"
elif [[ $(echo "$line" | awk -F '|' '{print $3}') -eq 1 ]]; then elif [[ $(echo "$line" | awk -F '|' '{print $3}') -eq 1 ]]; then
alertclr="${orange}"
IMPT="High"
alert_color="${orange}"
importance="High"
elif [[ $(echo "$line" | awk -F '|' '{print $3}') -eq 2 ]]; then elif [[ $(echo "$line" | awk -F '|' '{print $3}') -eq 2 ]]; then
alertclr="${yellow}"
IMPT="Medium"
alert_color="${yellow}"
importance="Medium"
elif [[ $(echo "$line" | awk -F '|' '{print $3}') -eq 3 ]]; then elif [[ $(echo "$line" | awk -F '|' '{print $3}') -eq 3 ]]; then
alertclr="${green}"
IMPT="Low"
alert_color="${green}"
importance="Low"
fi fi
SECCOUNT=$(echo "$line" | awk -F '|' '{print $2}')
sec_count=$(echo "$line" | awk -F '|' '{print $2}')
if [[ $SECCOUNT -lt 5 ]]; then
if [[ $sec_count -lt 5 ]]; then
secclr="${green}" secclr="${green}"
elif [[ $SECCOUNT -ge 5 ]] && [[ $SECCOUNT -lt 10 ]]; then
elif [[ $sec_count -ge 5 ]] && [[ $sec_count -lt 10 ]]; then
secclr="${yellow}" secclr="${yellow}"
elif [[ $SECCOUNT -ge 10 ]] && [[ $SECCOUNT -lt 20 ]]; then
elif [[ $sec_count -ge 10 ]] && [[ $sec_count -lt 20 ]]; then
secclr="${orange}" secclr="${orange}"
elif [[ $SECCOUNT -ge 20 ]]; then
elif [[ $sec_count -ge 20 ]]; then
secclr="${red}" secclr="${red}"
fi fi
secsum[$i]=$SECCOUNT
secsum[$i]=$sec_count
echo "$line" | awk -F '|' -v clr1="${alertclr}" -v clr2="${secclr}" -v rs="${reset}" -v var="${IMPT}" '{printf "%-25s%s%-20s%s%-15s%-30s%s%s\n",$1,clr2,$2,clr1,var,$4,rs,$5}'
echo "$line" | awk -F '|' -v clr1="${alert_color}" -v clr2="${secclr}" -v rs="${reset}" -v var="${importance}" '{printf "%-25s%s%-20s%s%-15s%-30s%s%s\n",$1,clr2,$2,clr1,var,$4,rs,$5}'
let i++ let i++
done done
@ -212,6 +359,12 @@ else
secsums_total=$(echo $(printf "%d+" ${secsum[@]})0 | bc) secsums_total=$(echo $(printf "%d+" ${secsum[@]})0 | bc)
echo -e "\nTotal:" echo -e "\nTotal:"
printf "%-25s%s\n\n" "$CNT" "$secsums_total"
printf "%-25s%s\n\n" "$count" "$secsums_total"
printf "Check %s for more information.\n\n" "${provider}"
fi fi
fi
}
inputParser
findMyPackageManager
internetTest
runTool

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