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Add function for setting cmdline and writing the config/cmdline file

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This commit is contained in:
HikariKnight 2023-04-09 17:01:33 +02:00
parent 3ee1062f71
commit c3a1639dee
2 changed files with 24 additions and 6 deletions
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24
internal/configs/config_bootloaders.go
View file

@ -6,6 +6,8 @@ import (
"github.com/klauspost/cpuid/v2" "github.com/klauspost/cpuid/v2"
) )
// This function just adds what bootloader the system has to our config.bootloader value
// Preference is given to kernelstub because it is WAY easier to safely edit compared to grub2
func getBootloader(config *Config) { func getBootloader(config *Config) {
// Check what bootloader handler we are using // Check what bootloader handler we are using
// Check for grub-mkconfig // Check for grub-mkconfig
@ -29,6 +31,9 @@ func getBootloader(config *Config) {
} }
} }
// This function adds the default kernel arguments we want to the config/cmdline file
// This gives us a file we can read all the kernel arguments this system needs
// in case of an unknown bootloader
func set_Cmdline() { func set_Cmdline() {
// Get the system info // Get the system info
cpuinfo := cpuid.CPU cpuinfo := cpuid.CPU
@ -36,7 +41,20 @@ func set_Cmdline() {
// Get the configs // Get the configs
config := GetConfig() config := GetConfig()
// Write test file // Write the file containing our kernel arguments to feed the bootloader
fileio.AppendContent(cpuinfo.VendorString, config.path.CMDLINE) fileio.AppendContent("iommu=pt", config.path.CMDLINE)
fileio.AppendContent(cpuinfo.VendorString, config.path.CMDLINE)
// Write the argument based on which cpu the user got
switch cpuinfo.VendorString {
case "AuthenticAMD":
fileio.AppendContent(" amd_iommu=on", config.path.CMDLINE)
case "GenuineIntel":
fileio.AppendContent(" intel_iommu=on", config.path.CMDLINE)
}
// If the config folder for dracut exists in our configs
if fileio.FileExist(config.path.DRACUT) {
// Add an extra kernel argument needed for dracut users
fileio.AppendContent(" rd.driver.pre=vfio_pci", config.path.CMDLINE)
}
} }

6
internal/configs/configs.go
View file

@ -76,9 +76,6 @@ func InitConfigs() {
// Make the config folder // Make the config folder
os.Mkdir("config", os.ModePerm) os.Mkdir("config", os.ModePerm)
// Generate the kernel arguments
set_Cmdline()
// Make a regex to get the system path instead of the config path // Make a regex to get the system path instead of the config path
syspath_re := regexp.MustCompile(`^config`) syspath_re := regexp.MustCompile(`^config`)
@ -136,4 +133,7 @@ func InitConfigs() {
} }
} }
} }
// Generate the kernel arguments
set_Cmdline()
} }