Identify

Dockerfile

@@ -47,6 +47,8 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     binutils \
     outguess \
     pngcheck \
+    graphicsmagick \
+    graphicsmagick-imagemagick-compat \
     && gem install zsteg \
     && rm -rf /var/lib/apt/lists/*
 

aperisolve/analyzers/identify.py

@@ -0,0 +1,26 @@
+# flake8: noqa: E203,E501,W503
+# pylint: disable=C0413,W0718,R0903,R0801
+# mypy: disable-error-code=unused-awaitable
+"""Identify Analyzer for Image Submissions."""
+
+from pathlib import Path
+
+from .base_analyzer import SubprocessAnalyzer
+
+
+class IdentifyAnalyzer(SubprocessAnalyzer):
+    """Analyzer for GraphicMagick identify command."""
+
+    def __init__(self, input_img: Path, output_dir: Path) -> None:
+        super().__init__("identify", input_img, output_dir)
+        self.cmd = ["identify", "-verbose", self.img]
+
+    def process_output(self, stdout: str, stderr: str) -> str | list[str]:
+        """Process the stdout into a list of lines."""
+        return [line for line in stdout.split("\n") if line.strip()]
+
+
+def analyze_identify(input_img: Path, output_dir: Path) -> None:
+    """Analyze an image submission using GraphicMagick identify."""
+    analyzer = IdentifyAnalyzer(input_img, output_dir)
+    analyzer.analyze()

aperisolve/static/js/aperisolve.js

@@ -8,6 +8,7 @@ const TOOL_ORDER = [
   "outguess",
   "pngcheck",
   "pcrt",
+  "identify",
   "steghide",
   "jpseek",
   "openstego",

aperisolve/workers.py

@@ -19,6 +19,7 @@ from .analyzers.decomposer import analyze_decomposer
 from .analyzers.exiftool import analyze_exiftool
 from .analyzers.file import analyze_file
 from .analyzers.foremost import analyze_foremost
+from .analyzers.identify import analyze_identify
 from .analyzers.jpseek import analyze_jpseek
 from .analyzers.openstego import analyze_openstego
 from .analyzers.outguess import analyze_outguess
@@ -109,6 +110,7 @@ def analyze_image(submission_hash: str) -> None:
                 (analyze_exiftool, img_path, result_path),
                 (analyze_file, img_path, result_path),
                 (analyze_foremost, img_path, result_path),
+                (analyze_identify, img_path, result_path),
                 (analyze_jpseek, img_path, result_path, submission.password),
                 (analyze_openstego, img_path, result_path, submission.password),
                 (analyze_pngcheck, img_path, result_path),