88 lines
2.2 KiB
Lua
Executable File
88 lines
2.2 KiB
Lua
Executable File
#!/usr/bin/env lua5.1
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local utils = {}
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function utils.join_table(table, separator)
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local string = ""
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for i=1,#table do
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string = string .. table[i] .. separator
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end
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return string
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end
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local env_string = ""
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local netns_string = ""
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local USE_NETNS = os.getenv "USE_NETNS"
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if USE_NETNS ~= nil then
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env_string = env_string .. "USE_NETNS="..USE_NETNS.." "
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netns_string = "ip netns exec "..USE_NETNS.." "
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end
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local dependencies_string = ""
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local DEPENDENCIES = os.getenv "DEPENDENCIES"
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if DEPENDENCIES ~= nil then
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env_string = env_string .. "DEPENDENCIES='"..DEPENDENCIES.."' "
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for dep in string.gmatch(DEPENDENCIES, "[%w-]+") do
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dependencies_string = dependencies_string .. "sv status "..dep.." || exit 1\n"
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end
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end
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local user = arg[1]
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local container_name = arg[2]
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local image_name = arg[3]
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local group = user
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local GROUP = os.getenv "GROUP"
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if GROUP ~= nil then
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env_string = env_string .. "GROUP="..GROUP.." "
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group = GROUP
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end
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local arguments = {unpack(arg, 4)}
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for i=1,#arguments do
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arguments[i] = "'"..arguments[i].."'"
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end
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local prefix = [[
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#!/bin/sh
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# Generated with ]]..utils.join_table({env_string..arg[0], user, container_name, image_name, unpack(arguments)}, " ")..[[
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]]..dependencies_string..[[
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IMAGE=']]..image_name..[['
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CONTAINER_NAME=']]..container_name..[['
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export USER=']]..user..[['
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export GROUP=']]..group..[['
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export HOME="/home/$USER"
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cd "$HOME"
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]]
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local run_script = prefix..[[
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chpst -u "$USER:$GROUP" podman pull "$IMAGE" 2>/dev/stdout || exit $?
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chpst -u "$USER:$GROUP" podman image prune -f 2>/dev/stdout || exit $?
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exec ]]..netns_string..[[chpst -u "$USER:$GROUP" podman run --tty --rm \
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--name="$CONTAINER_NAME" \
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--replace \
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]]..utils.join_table(arguments, " ")..[[ \
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"$IMAGE" 2>/dev/stdout
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]]
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local finish_script = prefix..[[
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chpst -u "$USER:$GROUP" podman stop --ignore "$CONTAINER_NAME" 2>/dev/stdout || exit $?
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chpst -u "$USER:$GROUP" podman rm --force --ignore "$CONTAINER_NAME" 2>/dev/stdout || exit $?
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]]
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local function write_script(file_name, content)
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local file = io.open(file_name, "w+")
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file:write(content)
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file:close()
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os.execute("chmod +x '"..file_name.."'")
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end
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write_script("run", run_script)
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write_script("finish", finish_script)
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