getting started

.gitignore

@@ -1 +1,2 @@
-backup
+# Build artifacts
+update

Makefile

@@ -0,0 +1,2 @@
+update:
+	gcc -ansi -o update update.c

backup.go

@@ -1,189 +0,0 @@
-package main
-
-import (
-	"archive/zip"
-	"bufio"
-	"fmt"
-	"io"
-	"log"
-	"os"
-	"os/exec"
-	"path/filepath"
-	"strings"
-	"time"
-
-	"github.com/otiai10/copy"
-	"github.com/pelletier/go-toml"
-)
-
-var backup_locations []string
-
-func parsePacmanConf() (string, error) {
-	var err error
-	var path string
-
-	file, err := os.Open("/etc/pacman.conf")
-	if err != nil {
-		return "", err
-	}
-
-	scanner := bufio.NewScanner(file)
-	for scanner.Scan() {
-		line := scanner.Text()
-		if !strings.Contains(line, "DBPath") {
-			continue
-		}
-		path = strings.TrimSpace(strings.Split(line, "=")[1])
-		break
-	}
-
-	err = file.Close()
-	if err != nil {
-		return "", err
-	}
-
-	return fmt.Sprint(path, "local"), nil
-}
-
-func zipIt(pathToZip string, pathToFiles string) error {
-	var err error
-
-	zipFile, err := os.Create(pathToZip)
-	if err != nil {
-		return err
-	}
-
-	zipWriter := zip.NewWriter(zipFile)
-
-	walker := func(path string, info os.FileInfo, err error) error {
-		if err != nil {
-			return err
-		}
-		if info.IsDir() {
-			return nil
-		}
-		file, err := os.Open(path)
-		if err != nil {
-			return err
-		}
-		defer file.Close()
-
-		f, err := zipWriter.Create(path[len(pathToFiles):])
-		if err != nil {
-			return err
-		}
-
-		_, err = io.Copy(f, file)
-		if err != nil {
-			return err
-		}
-
-		return nil
-	}
-	err = filepath.Walk(pathToFiles, walker)
-	if err != nil {
-		return err
-	}
-
-	err = zipWriter.Close()
-	if err != nil {
-		return err
-	}
-	err = zipFile.Close()
-	if err != nil {
-		return err
-	}
-
-	return nil
-}
-
-func backup(when string) error {
-	var err error
-	tmpPath := fmt.Sprint("/tmp/update/", when, "_backup")
-	log.Printf("tmpPath is: %s\n", tmpPath)
-	pacmanDb, err := parsePacmanConf()
-	if err != nil {
-		return err
-	}
-	log.Printf("pacmanDB is at: %s\n", pacmanDb)
-
-	err = os.MkdirAll(tmpPath, 0755)
-	if err != nil {
-		return err
-	}
-	defer func() {
-		os.RemoveAll("/tmp/update")
-	}()
-
-	output, err := exec.Command("pacman",  "--verbose", "--query").Output()
-	if err != nil {
-		return err
-	}
-
-	err = os.WriteFile(fmt.Sprint(tmpPath, "/",  when, "_pacman.txt"), output, 0666)
-	if err != nil {
-		return err
-	}
-
-	if strings.Compare(when, "post") != 0 {
-		err = copy.Copy(pacmanDb, fmt.Sprint(tmpPath, "/", pacmanDb))
-		if err != nil {
-			return err
-		}
-	}
-
-	current_time := time.Now().Format(time.RFC3339)
-	pathToZip := fmt.Sprint(tmpPath, "_", current_time, ".zip")
-	log.Printf("pathToZip is: %s\n", pathToZip)
-	err = zipIt(pathToZip, tmpPath)
-	if err != nil {
-		return err
-	}
-
-	for _, backup_location := range backup_locations {
-		backup_path := fmt.Sprintf("%s/%s/%s_backup_%s.zip", backup_location, when, when, current_time)
-		log.Printf("backup_path is: %s\n", backup_path)
-		err = copy.Copy(pathToZip, backup_path)
-		if err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
-func main() {
-	if strings.Compare(os.Args[1], "debug") != 0 {
-		log.SetOutput(io.Discard)
-	} else {
-		logFile, err := os.OpenFile("/tmp/update.txt", os.O_CREATE | os.O_APPEND | os.O_RDWR, 0666)
-		if err != nil {
-			panic(err)
-		}
-		defer logFile.Close()
-
-		mw := io.MultiWriter(os.Stdout, logFile)
-		log.SetOutput(mw)
-
-		fmt.Println("Logfile is /tmp/update.txt")
-	}
-
-	log.Printf("Cmdline argument is: %s\n", os.Args[1])
-
-	os.RemoveAll("/tmp/update")
-
-	tree, err := toml.LoadFile("/etc/update.toml")
-	if err != nil {
-		fmt.Println("backup failed for the following reason: ", err)
-		os.Exit(1)
-	}
-
-	backup_locations = tree.GetArray("backup.locations").([]string)
-	log.Printf("backup_locations are: %s\n", backup_locations)
-
-	err = backup(os.Args[1])
-	if err != nil {
-		fmt.Println("backup failed for the following reason: ", err)
-		os.Exit(1)
-	}
-}

go.mod

@@ -1,14 +0,0 @@
-module backup
-
-go 1.23.0
-
-require (
-	github.com/otiai10/copy v1.14.1
-	github.com/pelletier/go-toml v1.9.5
-)
-
-require (
-	github.com/otiai10/mint v1.6.3 // indirect
-	golang.org/x/sync v0.12.0 // indirect
-	golang.org/x/sys v0.31.0 // indirect
-)

go.sum

@@ -1,10 +0,0 @@
-github.com/otiai10/copy v1.14.1 h1:5/7E6qsUMBaH5AnQ0sSLzzTg1oTECmcCmT6lvF45Na8=
-github.com/otiai10/copy v1.14.1/go.mod h1:oQwrEDDOci3IM8dJF0d8+jnbfPDllW6vUjNc3DoZm9I=
-github.com/otiai10/mint v1.6.3 h1:87qsV/aw1F5as1eH1zS/yqHY85ANKVMgkDrf9rcxbQs=
-github.com/otiai10/mint v1.6.3/go.mod h1:MJm72SBthJjz8qhefc4z1PYEieWmy8Bku7CjcAqyUSM=
-github.com/pelletier/go-toml v1.9.5 h1:4yBQzkHv+7BHq2PQUZF3Mx0IYxG7LsP222s7Agd3ve8=
-github.com/pelletier/go-toml v1.9.5/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
-golang.org/x/sync v0.12.0 h1:MHc5BpPuC30uJk597Ri8TV3CNZcTLu6B6z4lJy+g6Jw=
-golang.org/x/sync v0.12.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
-golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
-golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=

legacy/README.md

@@ -1,28 +0,0 @@
-# Update
-
-Update script written in Bash for Arch Linux only. Keeps all your official, aur packages and your flatpaks up to date with one simple script. It also backups a list of all your installed packages and flatpaks.
-
-## Installation 
-
-```bash
-git clone https://gitea.hopeless-cloud.xyz/AustrianToast/update.git && cd update
-```
-
-Before installing, please edit the config and configure it to your liking.  
-Then install using
-```bash
-make
-```
-
-## Usage
-
-```
-Usage: update [OPTION]
-options:
---help         displays this message
---preview      shows a preview of which pkg's will be updates
---version      prints out the version number
-```
-
-## Contributing  
-Contributions are always welcome!

legacy/makefile

@@ -1,10 +0,0 @@
-install:
-	@echo "==> Installing update into /usr/local/bin"
-	@sudo install -Dm755 update /usr/local/bin/update
-	@[[ -f ${HOME}/.config/update.conf ]] || cp update.conf ${HOME}/.config/
-	@echo "==> Finished."
-
-uninstall:
-	@echo "==> Uninstalling update from /usr/local/bin"
-	@sudo rm /usr/local/bin/update ${HOME}/.config/update.conf
-	@echo "==> Finished."

legacy/update

@@ -1,153 +0,0 @@
-#!/usr/bin/bash
-
-VERSION="3.2"
-IGREEN="\033[0;92m"     # Intense Green
-IYELLOW="\033[0;93m"    # Intense Yellow
-IRED='\033[0;91m'       # Red
-NO_COLOR="\033[0m"      # Text Reset
-TMP="/tmp/update"
-DATE="$(date +"%Y-%m-%dT%H:%M:%S%:z")"  # RFC 3339 date-time https://datatracker.ietf.org/doc/html/rfc3339#section-5.6
-
-trap interrupt_function INT
-
-interrupt_function() {
-    echo -e "${IRED}\nInterrupt has been detected${NO_COLOR}"
-    if [ -f /var/lib/pacman/db.lck ]; then
-        echo -e "${IRED}Trying to unlock the pacman db. Please enter your password.${NO_COLOR}"
-        su --command="rm --force /var/lib/pacman/db.lck"
-    fi
-    [[ -d $TMP ]] && rm --recursive --force "$TMP"
-    [[ -f "$BACKUP_LOCATION"/before-backup_"$DATE".tar.zst.new ]] && rm --force "$BACKUP_LOCATION"/before-backup_"$DATE".tar.zst.new
-    [[ -f "$BACKUP_LOCATION"/after-backup_"$DATE".tar.zst.new ]] && rm --force "$BACKUP_LOCATION"/after-backup_"$DATE".tar.zst.new
-    exit 1
-}
-
-help() {
-    echo "Usage: update [OPTION]"
-    echo "options:"
-    echo "--help         displays this message"
-    echo "--preview      shows a preview of pkg's and flatpaks which can be updated"
-    echo "--version      prints out the version number"
-}
-
-source "$HOME"/.config/update.conf || echo -e "${IRED}No config found${NO_COLOR}" || exit 1
-
-if [[ ${1:0:2} == \-\- ]]; then
-    case "${1:2}" in
-        help)
-            help ;;
-        preview)
-            "$PACMAN_WRAPPER" -Syy
-            "$PACMAN_WRAPPER" --query --upgrades
-            [[ -x /usr/bin/flatpak ]] && flatpak remote-ls --updates ;;
-        version)
-            echo "$VERSION" ;;
-        ?)
-            help; exit 1;;
-    esac
-    exit 0
-fi
-
-check_for_valid_backup_location() {
-    if [ ! -d "$1" ]; then
-        echo -e "${IYELLOW}$1 doesn't exist${NO_COLOR}"
-        read -p "Do you want to create the path and continue? [y/N]" input
-        case $input in
-            [Yy]) mkdir --parents "$1" ;;
-            [Nn]) exit 0;;
-            * ) exit 0 ;;
-        esac
-    fi
-}
-
-check_nfs_mount() {
-    if ! findmnt -rno SOURCE,TARGET,FSTYPE "$1" | grep -q nfs; then
-        echo -e "${IYELLOW}$1 is not an active NFS mount.${NO_COLOR}"
-        read -p "Do you want to continue without an active NFS mount? [y/N] " input
-        case $input in
-            [Yy]) return 0 ;;
-            [Nn]|*) exit 1 ;;
-        esac
-    fi
-}
-
-if [ "$BACKUP_LOCATION" ]; then
-    check_for_valid_backup_location "$BACKUP_LOCATION"
-    check_nfs_mount "$BACKUP_LOCATION"
-else
-    echo -e "${IRED}No BACKUP_LOCATION in $HOME/.config/update.conf specified${NO_COLOR}"
-    exit 1
-fi
-[[ $SECONDARY_BACKUP_LOCATION ]] && check_for_valid_backup_location "$SECONDARY_BACKUP_LOCATION"
-
-lock_pacman_db() {
-    if [ -f /var/lib/pacman/db.lck ]; then
-        echo -e "${IYELLOW}->${NO_COLOR} /var/lib/pacman/db.lck exists"
-        echo -e "${IYELLOW}->${NO_COLOR} there might be another instance of pacman running. exiting..."
-        exit 1
-    fi
-
-    echo -e "${IYELLOW}Trying to lock the pacman db. Please enter your password.${NO_COLOR}"
-    su --command="touch /var/lib/pacman/db.lck"
-}
-
-unlock_pacman_db() {
-    echo -e "${IYELLOW}Trying to unlock the pacman db. Please enter your password.${NO_COLOR}"
-    su --command="rm --force /var/lib/pacman/db.lck"
-}
-
-delete_oldest_backup() {
-    if [[ $(find $BACKUP_LOCATION -name '*$1*' -exec printf %c {} + | wc -c) -ge $BACKUP_AMOUNT ]]; then
-        rm --force $(find "$BACKUP_LOCATION" -name '*$1*' | sort -rn | head -1)
-    fi
-}
-
-before_backup() {
-    lock_pacman_db
-
-    [[ -d $TMP ]] && rm --recursive --force "$TMP"
-    mkdir --parents "$TMP"/before-backup_"$DATE" "$TMP"/after-backup_"$DATE"
-
-    pacman --verbose --query > "$TMP"/before-backup_"$DATE"/pacman-before.txt
-    [[ -x /usr/bin/flatpak ]] && flatpak list --all --show-details > "$TMP"/before-backup_"$DATE"/flatpak-before.txt
-
-    tar --create --zstd --file "$TMP"/before-backup_"$DATE".tar.zst.new "$TMP"/before-backup_"$DATE" /var/lib/pacman/local
-    cp "$TMP"/before-backup_"$DATE".tar.zst.new "$BACKUP_LOCATION"
-    [[ $SECONDARY_BACKUP_LOCATION ]] && cp "$TMP"/before-backup_"$DATE".tar.zst.new "$SECONDARY_BACKUP_LOCATION"
-
-    unlock_pacman_db
-}
-
-after_backup() {
-    lock_pacman_db
-
-    pacman --verbose --query > "$TMP"/after-backup_"$DATE"/pacman-after.txt
-    [[ -x /usr/bin/flatpak ]] && flatpak list --all --show-details > "$TMP"/after-backup_"$DATE"/flatpak-after.txt
-    tar --create --zstd --file "$TMP"/after-backup_"$DATE".tar.zst.new "$TMP"/after-backup_"$DATE"
-
-    cp "$TMP"/after-backup_"$DATE".tar.zst.new "$BACKUP_LOCATION"
-    [[ $SECONDARY_BACKUP_LOCATION ]] && cp "$TMP"/after-backup_"$DATE".tar.zst.new "$SECONDARY_BACKUP_LOCATION"
-
-    delete_oldest_backup after-backup
-    mv "$BACKUP_LOCATION"/after-backup_"$DATE".tar.zst.new "$BACKUP_LOCATION"/after-backup_"$DATE".tar.zst
-    [[ $SECONDARY_BACKUP_LOCATION ]] && mv "$SECONDARY_BACKUP_LOCATION"/after-backup_"$DATE".tar.zst.new "$SECONDARY_BACKUP_LOCATION"/after-backup_"$DATE".tar.zst
-
-    delete_oldest_backup before-backup
-    mv "$BACKUP_LOCATION"/before-backup_"$DATE".tar.zst.new "$BACKUP_LOCATION"/before-backup_"$DATE".tar.zst
-    [[ $SECONDARY_BACKUP_LOCATION ]] && mv "$SECONDARY_BACKUP_LOCATION"/before-backup_"$DATE".tar.zst.new "$SECONDARY_BACKUP_LOCATION"/before-backup_"$DATE".tar.zst
-
-    unlock_pacman_db
-    rm --recursive --force "$TMP"
-}
-
-update() {
-    "$PACMAN_WRAPPER"
-    if [[ -x /usr/bin/flatpak ]]; then
-        flatpak update --assumeyes
-        flatpak list --all --show-details > "$TMP"/after-backup_"$DATE"/flatpak-after.txt
-    fi
-}
-
-before_backup && echo -e "${IGREEN}before-backup complete${NO_COLOR}"
-update
-after_backup && echo -e "${IGREEN}after-backup complete${NO_COLOR}"

legacy/update.conf

@@ -1,11 +0,0 @@
-# backup to this folder
-#BACKUP_LOCATION=~
-
-# optional secondary backup loaction
-#SECONDARY_BACKUP_LOCATION=~
-
-# use this pacman-wrapper
-PACMAN_WRAPPER=yay
-
-# how many different backups to keep
-BACKUP_AMOUNT=10

makefile

@@ -1,32 +0,0 @@
-IGREEN := \033[0;92m
-NO_COLOR := \033[0m
-
-help:
-	@echo "Usage: make [OPTION]"
-	@echo "Available options are:"
-	@echo "help"
-	@echo "compile"
-	@echo "install     This will also compile"
-	@echo "uninstall"
-
-compile:
-	@echo -e "$(IGREEN)==> Compiling backup$(NO_COLOR)"
-	go build .
-
-install: compile
-	@echo -e "$(IGREEN)==> Copying the hooks into /etc/pacman.d/hooks$(NO_COLOR)"
-	[[ -d /etc/pacman.d/hooks ]] || sudo mkdir /etc/pacman.d/hooks
-	sudo cp pre_backup.hook post_backup.hook /etc/pacman.d/hooks
-	@echo -e "$(IGREEN)==> Copying backup into /usr/local/bin$(NO_COLOR)"
-	sudo install -Dm755 backup /usr/local/bin/backup
-	@echo -e "$(IGREEN)==> Copying the config into /etc$(NO_COLOR)"
-	[[ -f /etc/update.toml ]] || sudo cp update.toml /etc
-	@echo -e "$(IGREEN)==> Finished.$(NO_COLOR)"
-
-uninstall:
-	@echo -e "$(IGREEN)==> Removing the hooks from /etc/pacman.d/hooks$(NO_COLOR)"
-	sudo rm /etc/pacman.d/hooks/pre_backup.hook /etc/pacman.d/hooks/post_backup.hook
-	@echo -e "$(IGREEN)==> Removing backup into /usr/local/bin$(NO_COLOR)"
-	sudo rm /usr/local/bin/backup
-	@echo -e "$(IGREEN)==> /etc/update.toml will remain$(NO_COLOR)"
-	@echo -e "$(IGREEN)==> Finished.$(NO_COLOR)"

post_backup.hook

@@ -1,11 +0,0 @@
-[Trigger]
-Operation = Install
-Operation = Upgrade
-Operation = Remove
-Type = Package
-Target = *
-
-[Action]
-Description = Backing up a list of all packages...
-When = PostTransaction
-Exec = /usr/local/bin/backup post

pre_backup.hook

@@ -1,12 +0,0 @@
-[Trigger]
-Operation = Install
-Operation = Upgrade
-Operation = Remove
-Type = Package
-Target = *
-
-[Action]
-Description = Backing up the pacman db...
-When = PreTransaction
-Exec = /usr/local/bin/backup pre
-AbortOnFail

update.c

@@ -0,0 +1,83 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+int command_builder(char *command, char **args) {
+    char *tmp_command = malloc(strlen(command));
+    memcpy(tmp_command, command, strlen(command));
+    char *tmp_token;
+    size_t index = 0;
+
+    if (tmp_command == NULL) { return 1; }
+
+    tmp_token = strtok(tmp_command, " ");
+    while(tmp_token != NULL) {
+        args[index] = malloc(strlen(tmp_token));
+        memcpy(args[index], tmp_token, strlen(tmp_token));
+        tmp_token = strtok(NULL, " ");
+        index++;
+    }
+    free(tmp_command);
+    args[index++] = NULL;
+    return 0;
+}
+
+int run_cmd_and_wait(char *command) {
+    char **args = malloc(strlen(command));
+    int ret = command_builder(command, args);
+    if (ret != 0) {
+        return 1;
+    }
+
+    signed int pid = fork();
+    int status;
+
+    if (pid == -1) {
+        fprintf(stderr, "Couldn't fork. Error = %s\n", strerror(errno));
+        return 1;
+    } else if (pid > 0) {
+        waitpid(pid, &status, 0);
+    } else {
+        execvp(args[0], args);
+    }
+    free(args);
+
+    return status;
+}
+
+int main() {
+    FILE *os_release = fopen("/etc/os-release", "r");
+    if (!os_release) {
+        fprintf(stderr, "Couldn't open os-release. Error = %s\n", strerror(errno));
+    }
+    char buffer[1024];
+    while (fgets(buffer, sizeof buffer, os_release)) {
+        if (strncmp(buffer, "NAME=", 5) == 0) {
+            memmove(buffer, buffer + 6, (sizeof buffer) - 6);
+            buffer[strcspn(buffer, "\"")] = '\0';
+            break;
+        }
+    }
+    int ret;
+    char *args[100];
+    if (strcmp(buffer, "EndeavourOS") == 0) {
+        ret = run_cmd_and_wait("yay");
+    } else if (strcmp(buffer, "Debian") == 0) {
+        ret = run_cmd_and_wait("apt update");
+        if (ret != 0) {
+            return ret;
+        }
+        ret = run_cmd_and_wait("apt upgrade");
+    } else if (strcmp(buffer, "FreeBSD") == 0) {
+        ret = run_cmd_and_wait("pkg update");
+        if (ret != 0) {
+            return ret;
+        }
+        ret = run_cmd_and_wait("pkg upgrade");
+    } else {
+        fprintf(stderr, "OS %s not suported\n", buffer);
+        return 1;
+    }
+    return ret;
+}

update.toml

@@ -1,6 +0,0 @@
-# Config for update
-
-[backup]
-# All locations need to be an absolute path
-# Don't specify a path multiple times, else the zip will likely be broken
-locations = ['/opt']

update.zsh

@@ -1,30 +0,0 @@
-preview() {
-    yay -Syy && yay -Qu
-    [[ -x /usr/bin/flatpak ]] && flatpak remote-ls --updates
-}
-
-flatpak-update() {
-    TMP="/tmp/update"
-    DATE="$(date +"%Y-%m-%dT%H:%M:%S%:z")"
-    BACKUP_LOCATION="/opt"
-
-    [[ -d $TMP ]] && rm --recursive --force "$TMP"
-    mkdir --parents "$TMP"/before-backup_"$DATE" "$TMP"/after-backup_"$DATE"
-
-    flatpak list --all --show-details > "$TMP"/before-backup_"$DATE"/flatpak-before.txt
-    tar --create --zstd --file "$TMP"/before-backup_"$DATE".tar.zst "$TMP"/before-backup_"$DATE"
-
-    flatpak update --assumeyes
-
-    flatpak list --all --show-details > "$TMP"/after-backup_"$DATE"/flatpak-after.txt
-    tar --create --zstd --file "$TMP"/after-backup_"$DATE".tar.zst "$TMP"/after-backup_"$DATE"
-
-    rsync -a "$TMP"/before-backup_"$DATE".tar.zst "$TMP"/after-backup_"$DATE".tar.zst "$BACKUP_LOCATION"
-
-    rm --recursive --force "$TMP"
-}
-
-update () {
-    yay
-    flatpak-update
-}