67 lines
1.3 KiB
Bash
67 lines
1.3 KiB
Bash
#!/usr/bin/env bash
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# This file contains a set of functions used as helpers
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# for various tasks. Read the examples for each one for
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# more information. Feel free to put any additional helper
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# functions you may need for your app
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# Returns true if the command $1 is not found
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# example:
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# if command_not_found "yarn"; then
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# echo "no yarn"
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# fi
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command_not_found() {
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! command -v $1 > /dev/null
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return $?
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}
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# Returns true if the command $1 is not running
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# You must supply the full command to check as an argument
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# example:
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# if command_not_running "redis-cli ping"; then
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# print_error "Redis is not running"
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# fi
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command_not_running() {
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$1
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if [ $? -ne 0 ]; then
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true
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else
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false
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fi
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}
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# Returns true if the OS is macOS
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# example:
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# if is_mac; then
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# echo "do mac stuff"
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# fi
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is_mac() {
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if [[ "$OSTYPE" == "darwin"* ]]; then
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true
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else
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false
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fi
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}
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# Returns true if the OS is linux based
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# example:
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# if is_linux; then
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# echo "do linux stuff"
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# fi
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is_linux() {
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if [[ "$OSTYPE" == "linux"* ]]; then
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true
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else
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false
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fi
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}
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# Prints error and exit.
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# example:
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# print_error "Redis is not running. Run it with some_command"
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print_error() {
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printf "${BOLD_RED_COLOR}There is a problem with your system setup:\n\n"
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printf "${BOLD_RED_COLOR}$1 \n\n" | indent
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exit 1
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}
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