23 lines
746 B
Plaintext
23 lines
746 B
Plaintext
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#!/bin/bash
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# The command rvtysh can be run as root priviledge by any user without password, only allow to execute readonly commands.
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# The options in the show command cannot contains any charactors to run multiple sub-commands potentially, such as "\n", "\r", "|", "&", "$" and ";".
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if printf -- "$*" | grep -qPz '[\n\r|&$;]'; then
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echo "Not allow to run the command, please use the comand 'sudo vtysh' instead." 1>&2
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exit 1
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fi
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# The sub commands must start with "show"
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LAST_PARAM=
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for param in "$@"
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do
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if [ "$LAST_PARAM" == "-c" ] && [[ "$param" != show* ]]; then
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echo "Not allow to run the command '$param', please use the comand 'sudo vtysh' instead." 1>&2
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exit 1
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fi
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LAST_PARAM=$param
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done
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vtysh "$@"
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