diff options
| -rw-r--r-- | lib/apk.lua | 150 |
1 files changed, 108 insertions, 42 deletions
diff --git a/lib/apk.lua b/lib/apk.lua index 55aa0d8..774b7f0 100644 --- a/lib/apk.lua +++ b/lib/apk.lua @@ -1,71 +1,137 @@ -- apk library module (..., package.seeall) -get_all_packages = function() - -- read in all of the packages - local cmd = "/sbin/apk_fetch -l 2>/dev/null" - local f = io.popen( cmd ) +local repo = nil +local path = "PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin " +local install_cache = false + +local reload_installed = function() + if repo then + -- clear out installed info + for name,value in pairs(repo) do + if value then + value.installed = nil + value.comment = nil + end + end + -- read in which are installed + local f = io.popen(path.."/sbin/apk_info 2>/dev/null") + local line + for line in f:lines() do + local name, ver, comment = string.match(line, "(%S+)%-(%d+%S*)%s+(.*)") + if not repo[name] then + repo[name] = {} + end + repo[name].installed = ver + repo[name].comment = comment + end + install_cache = true + end + return repo +end + + +repository = function() + if not repo then + -- read in all of the packages + local f = io.popen(path.."/sbin/apk_fetch -lvq 2>/dev/null") + repo = {} + install_cache = false + for line in f:lines() do + local name, ver = string.match(line, "(.*)%-(%d+.*)") + if name then + repo[name] = {} + repo[name].version = ver + end + end + f:close() + end + if not install_cache then + reload_installed() + end + return repo +end + +get_all = function() + repo = repository() + -- read in all of the available packages local all = {} - for line in f:lines() do all[#all + 1] = line end - f:close() + for name,value in pairs(repo) do + if value.version then + local temp = {} + temp.name = name + temp.version = value.version + all[#all + 1] = temp + end + end + table.sort(all, function(a,b) return (a.name < b.name) end) return all end -get_loaded_packages = function() +get_loaded = function() + repo = repository() -- read in the loaded packages - local cmd = "/sbin/apk_info 2>/dev/null" - local f = io.popen( cmd ) local loaded = {} - for line in f:lines() do - local temp = {} - temp.name = string.match(line, "(.-)-%d+.*") - temp.version, temp.description = string.match(line, "([^ ]+) %- (.+)") - loaded[#loaded+1] = temp + for name,value in pairs(repo) do + if value.installed then + local temp = {} + temp.name = name + temp.version = value.installed + temp.description = value.comment + loaded[#loaded+1] = temp + end end + table.sort(loaded, function(a,b) return (a.name < b.name) end) return loaded end -get_available_packages = function(_loaded, _all) - -- available are all except loaded - local loaded = _loaded or get_loaded_packages() - local all = _all or get_all_packages() +get_available = function() + repo = repository() + -- available are all except same version installed local available = {} - local reverseloaded = {} - for i,packagetable in ipairs(loaded) do reverseloaded[packagetable.name] = i end - for i,package in ipairs(all) do - if (reverseloaded[package]==nil) then available[#available + 1] = package end + for name,value in pairs(repo) do + if value.version ~= value.installed then + local temp = {} + temp.name = name + temp.version = value.version + available[#available + 1] = temp + end end + table.sort(available, function(a,b) return (a.name < b.name) end) return available end -delete_package = function(package) +delete = function(package) + repo = repository() local success = false local cmdresult = "Delete failed - Invalid package" - local loaded = get_loaded_packages() - for i,pack in pairs(loaded) do - if pack.name == package then - success = true - local cmd = "/sbin/apk_delete " .. package .. " 2>&1" - local f = io.popen( cmd ) - cmdresult = f:read("*a") or "" - f:close() - end + if package and repo[package] then + success = true + local cmd = path .. "apk_delete " .. package .. " 2>&1" + local f = io.popen( cmd ) + cmdresult = f:read("*a") or "" + f:close() + install_cache = false end return success, cmdresult end -install_package = function(package) +install = function(package) + repo = repository() local success = false local cmdresult = "Install failed - Invalid package" - local available = get_available_packages() - for i,pack in pairs(available) do - if pack == package then - success = true - local cmd = "PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin apk_add " .. package .. " 2>&1" - local f = io.popen( cmd ) - cmdresult = f:read("*a") - f:close() - end + if package and repo[package] then + success = true + local cmd = path .. "apk_add " .. package .. " 2>&1" + local f = io.popen( cmd ) + cmdresult = f:read("*a") + f:close() + install_cache = false end return success, cmdresult end + +is_installed = function(package) + repo = repository() + return package and repo[package] and repo[package].installed +end |