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32 lines
2 KiB
Bash
Executable file
32 lines
2 KiB
Bash
Executable file
#!/bin/bash
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# SEE ALSO: /etc/profile.d/sshpwd-profile-iiab.sh sourced from...
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# https://github.com/iiab/iiab/blob/master/roles/iiab-admin/templates/sshpwd-profile-iiab.sh
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# For Localization/Translation: (use /usr/bin/gettext below if later nec!)
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#export TEXTDOMAIN=pprompt-iiab
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#. gettext.sh
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# https://github.com/raspberrypi-ui/pam/blob/master/etc/profile.d/sshpwd.sh
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# https://github.com/raspberrypi-ui/pprompt/blob/master/sshpwd.sh
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# bash syntax "function check_user_pwd() {" was removed, as it prevented all
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# lightdm/graphical logins (incl autologin) on Raspbian: #1252 -> PR #1253
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check_user_pwd() {
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id -u $1 > /dev/null 2>&1 || return 2 # FORCE ERROR if no such user
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# *BUT* overall bash script still returns exit code 0 ("success")
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# $meth (hashing method) is typically '6' which implies 5000 rounds
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# of SHA-512 per /etc/login.defs -> /etc/pam.d/common-password
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meth=$(sudo grep "^$1:" /etc/shadow | cut -d: -f2 | cut -d$ -f2)
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salt=$(sudo grep "^$1:" /etc/shadow | cut -d: -f2 | cut -d$ -f3)
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hash=$(sudo grep "^$1:" /etc/shadow | cut -d: -f2 | cut -d$ -f4)
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[ $(python3 -c "import crypt; print(crypt.crypt('$2', '\$$meth\$$salt'))") == "\$$meth\$$salt\$$hash" ]
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}
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#grep -q "^PasswordAuthentication\s\+no\b" /etc/ssh/sshd_config && return
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#systemctl is-active {{ sshd_service }} || return
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if check_user_pwd "{{ iiab_admin_user }}" "{{ iiab_admin_published_pwd }}" ; then # iiab-admin g0adm1n
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zenity --warning --width=600 --text="Published password in use by user '{{ iiab_admin_user }}'.\n\nTHIS IS A SECURITY RISK - please change its password using IIAB's Admin Console (http://box.lan/admin) -> Utilities -> Change Password.\n\nSee 'What are the default passwords?' at http://FAQ.IIAB.IO"
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#zenity --warning --width=600 --text="SSH is enabled and the published password is in use by user '{{ iiab_admin_user }}'.\n\nTHIS IS A SECURITY RISK - please change its password using IIAB's Admin Console (http://box.lan/admin) -> Utilities -> Change Password.\n\nSee 'What are the default passwords?' at http://FAQ.IIAB.IO"
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fi
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