Feature/joseph

file_manager.sh

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+# jonas dairy
+

log/app.log

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+total 24K
+-rw-rw-r-- 1 joseph joseph 603 Mar 31 20:06 backup.sh
+-rw-rw-r-- 1 joseph joseph 863 Mar 31 18:00 file_manager.sh
+-rw-rw-r-- 1 joseph joseph 385 Mar 31 20:58 process_monitor.sh
+-rw-rw-r-- 1 joseph joseph 626 Mar 31 21:23 run_all.sh
+-rw-rw-r-- 1 joseph joseph 841 Mar 31 15:16 system_check.sh
+-rw-rw-r-- 1 joseph joseph 646 Mar 31 14:12 user_info.sh
+===== SYSTEM REPORT =====
+--------- Disk Usage ---------
+Filesystem      Size  Used Avail Use% Mounted on
+tmpfs           818M  1.6M  816M   1% /run
+/dev/sda2        98G  9.8G   84G  11% /
+tmpfs           4.0G     0  4.0G   0% /dev/shm
+tmpfs           5.0M  8.0K  5.0M   1% /run/lock
+tmpfs           818M  148K  818M   1% /run/user/1000
+--------- Memory Usage ---------
+               total        used        free      shared  buff/cache   available
+Mem:            8172        1526        4552          37        2397        6645
+Swap:           4095           0        4095
+--------- CPU Load ---------
+ 21:26:20 up 1 day, 24 min,  1 user,  load average: 0.01, 0.10, 0.11
+---- total running processes: 204
+----- Top 5 memeory-consuming processes -----
+USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
+joseph      1784  2.8  5.8 4098540 492048 ?      Ssl  Mar30  41:16 /usr/bin/gnome-shell
+joseph     17392  0.1  3.1 1665480 263744 ?      Sl   20:32   0:03 /usr/bin/nautilus --gapplication-service
+joseph      2248  0.0  2.7 1358796 228068 ?      Sl   Mar30   0:40 /snap/snapd-desktop-integration/253/usr/bin/snapd-desktop-integration
+joseph      1915  0.0  1.3 1138528 109936 ?      Sl   Mar30   0:01 /usr/libexec/evolution-data-server/evolution-alarm-notify
+joseph     14478  0.0  1.1 1109756 98600 ?       Sl   12:11   0:00 /usr/libexec/mutter-x11-frames
+Backup created: ../backups/backup_20260331_212620.tar.gz
+Old backups cleaned up
+nginx is stopped. Restarting...
+nginx Restarted
+ssh is stopped. Restarting...
+ssh Restarted
+docker is stopped. Restarting...
+docker Restarted
+Hello Joseph from 9ja! You are an Adult.
+===== SYSTEM REPORT =====
+--------- Disk Usage ---------
+Filesystem      Size  Used Avail Use% Mounted on
+tmpfs           818M  1.6M  816M   1% /run
+/dev/sda2        98G  9.8G   84G  11% /
+tmpfs           4.0G     0  4.0G   0% /dev/shm
+tmpfs           5.0M  8.0K  5.0M   1% /run/lock
+tmpfs           818M  148K  818M   1% /run/user/1000
+--------- Memory Usage ---------
+               total        used        free      shared  buff/cache   available
+Mem:            8172        1528        4550          37        2397        6644
+Swap:           4095           0        4095
+--------- CPU Load ---------
+ 21:30:21 up 1 day, 28 min,  1 user,  load average: 0.07, 0.09, 0.09
+---- total running processes: 206
+----- Top 5 memeory-consuming processes -----
+USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
+joseph      1784  2.8  5.8 4094668 492048 ?      Ssl  Mar30  41:22 /usr/bin/gnome-shell
+joseph     17392  0.1  3.1 1665480 263872 ?      Sl   20:32   0:03 /usr/bin/nautilus --gapplication-service
+joseph      2248  0.0  2.7 1358796 228068 ?      Sl   Mar30   0:40 /snap/snapd-desktop-integration/253/usr/bin/snapd-desktop-integration
+joseph      1915  0.0  1.3 1138528 109936 ?      Sl   Mar30   0:01 /usr/libexec/evolution-data-server/evolution-alarm-notify
+joseph     14478  0.0  1.1 1109756 98600 ?       Sl   12:11   0:00 /usr/libexec/mutter-x11-frames
+Backup created: ../backups/backup_20260331_213028.tar.gz
+Old backups cleaned up

log/backup.log

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+Error: Directory does not exist
+Usage: backup.sh <Source directory>
+Backup created: ../backups/backup_20260331_201324.tar.gz
+Old backups cleaned up
+Backup created: ../backups/backup_20260331_212620.tar.gz
+Old backups cleaned up
+Backup created: ../backups/backup_20260331_213028.tar.gz
+Old backups cleaned up

log/file_manager.log

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+file created: sample.txt
+file already exists!
+total 12K
+-rw-rw-r-- 1 joseph joseph 852 Mar 31 17:16 file_manager.sh
+-rw-rw-r-- 1 joseph joseph   0 Mar 31 17:16 sample.txt
+-rw-rw-r-- 1 joseph joseph 841 Mar 31 15:16 system_check.sh
+-rw-rw-r-- 1 joseph joseph 646 Mar 31 14:12 user_info.sh
+Renamed sample.txt to sample2.txt
+Renamed sample.txt to sample2.txt
+Renamed sample.txt to sample1.txt
+Renamed sample.txt to sample1.txt
+Renamed sample.txt to sample1.txt
+file deleted: sample1.txt
+total 24K
+-rw-rw-r-- 1 joseph joseph 603 Mar 31 20:06 backup.sh
+-rw-rw-r-- 1 joseph joseph 863 Mar 31 18:00 file_manager.sh
+-rw-rw-r-- 1 joseph joseph 385 Mar 31 20:58 process_monitor.sh
+-rw-rw-r-- 1 joseph joseph 626 Mar 31 21:23 run_all.sh
+-rw-rw-r-- 1 joseph joseph 841 Mar 31 15:16 system_check.sh
+-rw-rw-r-- 1 joseph joseph 646 Mar 31 14:12 user_info.sh

log/process_monitor.log

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+nginx is stopped. Restarting...
+nginx Restarted
+ssh is stopped. Restarting...
+ssh Restarted
+docker is stopped. Restarting...
+docker Restarted
+nginx is stopped. Restarting...
+nginx Restarted
+ssh is stopped. Restarting...
+ssh Restarted
+docker is stopped. Restarting...
+docker Restarted

log/system_report_2026.log

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+===== SYSTEM REPORT =====
+--------- Disk Usage ---------
+Filesystem      Size  Used Avail Use% Mounted on
+tmpfs           818M  1.6M  816M   1% /run
+/dev/sda2        98G  9.8G   84G  11% /
+tmpfs           4.0G     0  4.0G   0% /dev/shm
+tmpfs           5.0M  8.0K  5.0M   1% /run/lock
+tmpfs           818M  160K  818M   1% /run/user/1000
+--------- Memory Usage ---------
+               total        used        free      shared  buff/cache   available
+Mem:            8172        1896        4203          71        2410        6275
+Swap:           4095           0        4095
+--------- CPU Load ---------
+ 15:19:38 up 18:17,  1 user,  load average: 0.53, 0.12, 0.04
+---- total running processes: 204
+----- Top 5 memeory-consuming processes -----
+USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
+joseph      2528  0.1  6.6 1947756 559628 ?      Sl   Mar30   1:22 /usr/bin/nautilus --gapplication-service
+joseph      1784  2.8  6.2 4129384 524168 ?      Rsl  Mar30  31:05 /usr/bin/gnome-shell
+joseph      2834  0.0  3.9 1553160 332008 ?      Sl   Mar30   0:56 /snap/snap-store/1248/bin/snap-store
+joseph      1915  0.0  1.3 1138528 109936 ?      Sl   Mar30   0:01 /usr/libexec/evolution-data-server/evolution-alarm-notify
+joseph     14478  0.0  1.1 1109756 98600 ?       Sl   12:11   0:00 /usr/libexec/mutter-x11-frames
+===== SYSTEM REPORT =====
+--------- Disk Usage ---------
+Filesystem      Size  Used Avail Use% Mounted on
+tmpfs           818M  1.6M  816M   1% /run
+/dev/sda2        98G  9.8G   84G  11% /
+tmpfs           4.0G     0  4.0G   0% /dev/shm
+tmpfs           5.0M  8.0K  5.0M   1% /run/lock
+tmpfs           818M  148K  818M   1% /run/user/1000
+--------- Memory Usage ---------
+               total        used        free      shared  buff/cache   available
+Mem:            8172        1526        4552          37        2397        6645
+Swap:           4095           0        4095
+--------- CPU Load ---------
+ 21:26:20 up 1 day, 24 min,  1 user,  load average: 0.01, 0.10, 0.11
+---- total running processes: 204
+----- Top 5 memeory-consuming processes -----
+USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
+joseph      1784  2.8  5.8 4098540 492048 ?      Ssl  Mar30  41:16 /usr/bin/gnome-shell
+joseph     17392  0.1  3.1 1665480 263744 ?      Sl   20:32   0:03 /usr/bin/nautilus --gapplication-service
+joseph      2248  0.0  2.7 1358796 228068 ?      Sl   Mar30   0:40 /snap/snapd-desktop-integration/253/usr/bin/snapd-desktop-integration
+joseph      1915  0.0  1.3 1138528 109936 ?      Sl   Mar30   0:01 /usr/libexec/evolution-data-server/evolution-alarm-notify
+joseph     14478  0.0  1.1 1109756 98600 ?       Sl   12:11   0:00 /usr/libexec/mutter-x11-frames
+===== SYSTEM REPORT =====
+--------- Disk Usage ---------
+Filesystem      Size  Used Avail Use% Mounted on
+tmpfs           818M  1.6M  816M   1% /run
+/dev/sda2        98G  9.8G   84G  11% /
+tmpfs           4.0G     0  4.0G   0% /dev/shm
+tmpfs           5.0M  8.0K  5.0M   1% /run/lock
+tmpfs           818M  148K  818M   1% /run/user/1000
+--------- Memory Usage ---------
+               total        used        free      shared  buff/cache   available
+Mem:            8172        1528        4550          37        2397        6644
+Swap:           4095           0        4095
+--------- CPU Load ---------
+ 21:30:21 up 1 day, 28 min,  1 user,  load average: 0.07, 0.09, 0.09
+---- total running processes: 206
+----- Top 5 memeory-consuming processes -----
+USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
+joseph      1784  2.8  5.8 4094668 492048 ?      Ssl  Mar30  41:22 /usr/bin/gnome-shell
+joseph     17392  0.1  3.1 1665480 263872 ?      Sl   20:32   0:03 /usr/bin/nautilus --gapplication-service
+joseph      2248  0.0  2.7 1358796 228068 ?      Sl   Mar30   0:40 /snap/snapd-desktop-integration/253/usr/bin/snapd-desktop-integration
+joseph      1915  0.0  1.3 1138528 109936 ?      Sl   Mar30   0:01 /usr/libexec/evolution-data-server/evolution-alarm-notify
+joseph     14478  0.0  1.1 1109756 98600 ?       Sl   12:11   0:00 /usr/libexec/mutter-x11-frames

log/user_info.log

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+Hello Joseph from 9ja! You are an Adult.
+Hello Joseph from 9ja! You are an Adult.

scripts/backup.sh

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+#!/bin/bash
+
+SOURCE_DIR=$1
+BACKUP_DIR="../backups"
+LOG_FILE="../log/backup.log"
+
+if [[ ! -d "$SOURCE_DIR" ]]; then
+	echo "Error: Directory does not exist" | tee -a "$LOG_FILE"
+
+    echo "Usage: $0 <Source directory>" | tee -a "$LOG_FILE"
+     exit 1
+      fi
+
+ TIMESTAMP=$(date +"%Y%m%d_%H%M%S")
+ BACKUP_FILE="$BACKUP_DIR/backup_$TIMESTAMP.tar.gz"
+
+    tar -czf "$BACKUP_FILE" "$SOURCE_DIR"
+
+   echo "Backup created: $BACKUP_FILE" | tee -a "$LOG_FILE"
+
+# Keep only last 5 backups
+
+ ls -t $BACKUP_DIR/backup_*.tar.gz | tail -n +6 | xargs -r rm
+
+   echo "Old backups cleaned up" | tee -a "$LOG_FILE"
+

scripts/file_manager.sh

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+#!/bin/bash
+
+LOG_FILE="../log/file_manager.log"
+ACTION=$1
+FILE=$2
+
+case "$ACTION" in
+	create)
+     if [[ -f "$FILE" ]]; then
+	     echo "file already exists!" | tee -a "$LOG_FILE"
+     else
+	     touch "$FILE"
+	    echo "file created: $FILE" | tee -a "$LOG_FILE"
+    fi
+       ;;
+  delete)
+
+  if [[ -f "$FILE" ]]; then
+	  rm "$FILE"
+	  echo "file deleted: $FILE" | tee -a "$LOG_FILE"
+       else 
+	  echo "file not found!" | tee -a "$LOG_FILE"
+ fi
+      ;;
+
+    list)
+      ls -lh | tee -a "$LOG_FILE"
+       ;;
+
+       rename)
+ NEW_NAME=$3
+	 if [[ -f "$FILE" ]]; then
+		 mv "$FILE" "$NEW_NAME"
+
+	  echo "Renamed $FILE to $NEW_NAME" | tee -a "$LOG_FILE"
+           else 
+		   echo "file not found!" | tee -a "$LOG_FILE"
+         fi
+	 ;;
+         *)
+	    echo "Usage: $0 {create|delete|list|rename} filename?" | tee -a "$LOG_FILE"
+               ;;
+    esac
+

scripts/process_monitor.sh

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+#!/bin/bash
+
+LOG_FILE="../log/process_monitor.log"
+services=("nginx" "ssh" "docker")
+
+for service in "${services[@]}"; do
+	if pgrep -x "$service" > /dev/null;
+	 then
+	      echo "$service is Running" | tee -a "$LOG_FILE"
+	        else 
+		   echo "$service is stopped. Restarting..." | tee -a "$LOG_FILE"
+
+# simulate restart
+ echo "$service Restarted" | tee -a "$LOG_FILE"
+
+	fi
+done  

scripts/run_all.sh

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+#!/bin/bash
+set -euo pipefail
+
+LOG_FILE="../log/app.log"
+
+run_all() {
+  bash file_manager.sh list
+  bash system_check.sh
+  bash backup.sh .
+  bash process_monitor.sh
+  bash user_info.sh
+
+}
+
+menu() {
+    echo "1. Run all"
+    echo "2. System check"
+    echo "3. Backup"
+    echo "4. Exit"
+
+}
+
+ while true; do 
+	 menu
+	 read -p "choose option: " choice 
+
+	 case $choice in
+		 1) run_all | tee -a "$LOG_FILE"
+	;;
+	  	2) bash system_check.sh | tee -a "$LOG_FILE"
+                   ;;
+		3) bash backup.sh . | tee -a "$LOG_FILE"
+       ;;
+                4) exit 0 
+			;;
+		*) echo "Invalid option" ;;
+	 esac
+done 

scripts/simple1

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+#!/bin/bash
+
+

scripts/system_check.sh

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+#!/bin/bash
+
+DATE=$(date +"%Y")
+LOG_FILE="../log/system_report_$DATE.log"
+
+ echo "===== SYSTEM REPORT =====" | tee -a "$LOG_FILE"
+
+ echo "--------- Disk Usage ---------" | tee -a "$LOG_FILE"
+      df -h | tee -a "$LOG_FILE"
+
+ echo "--------- Memory Usage ---------" | tee -a "$LOG_FILE"
+      free -m | tee -a "$LOG_FILE"
+
+ echo "--------- CPU Load ---------" | tee -a "$LOG_FILE"
+      uptime | tee -a "$LOG_FILE"
+
+# Disk Warnig 
+USAGE=$(df / | awk 'NR==2 {print $5}' | sed 's/%//')
+ if (( USAGE > 80 )); then
+	 echo "WARNING: Disk usage is above 80%" | tee -a "$LOG_FILE"
+ fi
+
+# process count 
+echo "---- total running processes: $(ps aux | wc -l)" | tee -a "$LOG_FILE"
+
+# top 5 memory-consuming processes
+ echo "----- Top 5 memeory-consuming processes -----" | tee -a "$LOG_FILE"
+  ps aux --sort=-%mem | head -n 6 | tee -a "$LOG_FILE"
+
+

scripts/user_info.sh

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+#!/bin/bash 
+
+LOG_FILE="../log/user_info.log"
+
+read -p "Enter your name: " name
+read -p "Enter your age: " age
+read -p "Enter your country: " country
+
+# validate inputs
+if [[ -z "$name" || -z "$age" || -z "$country" ]]; then
+ echo "Error: All fields are required" | tee -a "$LOG_FILE"
+  exit 1
+fi
+
+if  [[ ! "$age" =~ ^[0-9]+$ ]]; then
+  echo "Error: Age must be numeric" | tee -a "$LOG_FILE"
+   exit 1
+fi
+
+# Determine age category
+if (( age < 18 )); then
+	category="Minor"
+elif (( age <= 65 )); then
+	category="Adult"
+else
+	category="senior"
+fi
+
+message="Hello $name from $country! You are an $category."
+ echo "$message" | tee -a "$LOG_FILE"
+
+