Silas Brito
232 lines
8.7 KiB
Python
232 lines
8.7 KiB
Python
from fpdf import FPDF
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import datetime
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import hashlib
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def clean_str(val, default="N/A"):
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"""
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Safely casts database records to strings, checking for None and float NaN.
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"""
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if val is None:
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return default
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# check if float NaN
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if isinstance(val, float) and val != val:
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return default
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s = str(val).strip()
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return s if s else default
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class NetBackupMitigationPDF(FPDF):
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"""
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Sleek, brand-aligned A4 layout representing the Veritas dark tech design system.
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"""
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def header(self):
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# Draw the top header brand block
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self.set_fill_color(11, 15, 25) # Deep Midnight Blue (#0B0F19)
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self.rect(0, 0, 210, 38, 'F')
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# Brand title text
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self.set_xy(10, 8)
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self.set_font('Helvetica', 'B', 16)
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self.set_text_color(255, 255, 255)
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self.cell(0, 8, 'NetBackup Log Insights & Actions', ln=True)
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# Subtitle
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self.set_font('Helvetica', 'I', 9)
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self.set_text_color(0, 210, 255) # Cyan Accent
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self.cell(0, 4, 'Relatorio de Mitigacao e Analise de Performance', ln=True)
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# Top banner separator line
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self.set_draw_color(0, 210, 255)
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self.set_line_width(0.8)
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self.line(10, 26, 200, 26)
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self.set_xy(10, 42) # reset cursor below header banner
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def footer(self):
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self.set_y(-15)
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self.set_font('Helvetica', 'I', 8)
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self.set_text_color(148, 163, 184) # Light Slate
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self.cell(0, 10, f'Gerado em {datetime.datetime.now().strftime("%d/%m/%Y %H:%M")} | Pagina {self.page_no()}', align='C')
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def generate_mitigation_pdf(jobs_list, filter_name="Consolidated"):
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"""
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Generates a professional PDF summarising backup metrics and logged action steps.
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"""
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total_jobs = len(jobs_list)
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success_jobs = len([j for j in jobs_list if j['exit_code'] <= 1])
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success_rate = (success_jobs / total_jobs * 100) if total_jobs > 0 else 0.0
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total_pre_dedup = sum(j['mbytes'] for j in jobs_list)
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# Calculate MSDP simulated post-deduplicated sizes
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total_post_dedup = 0.0
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for j in jobs_list:
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post_mb = j.get('mbytes', 0.0) * (0.15 + (int(hashlib.md5(str(j['job_id']).encode()).hexdigest(), 16) % 11) / 100.0)
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total_post_dedup += post_mb
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dedup_ratio = (total_pre_dedup / total_post_dedup) if total_post_dedup > 0.0 else 1.0
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space_saved = ((1 - (total_post_dedup / total_pre_dedup)) * 100) if total_pre_dedup > 0.0 else 0.0
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# Count unmitigated failure incidents (Exit Code > 1 AND is_rerun_success == 0 AND status != 'Resolvido')
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active_failures = len([
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j for j in jobs_list
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if j['exit_code'] > 1 and j['is_rerun_success'] == 0 and j.get('status', 'Pendente') != 'Resolvido'
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])
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# Create PDF object
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pdf = NetBackupMitigationPDF()
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pdf.add_page()
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pdf.set_auto_page_break(auto=True, margin=20)
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# Scope indicator
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pdf.set_font('Helvetica', 'B', 11)
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pdf.set_text_color(30, 41, 59)
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pdf.cell(0, 6, f'ZONA DE INFRAESTRUTURA ANALISADA: {filter_name.upper()}', ln=True)
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pdf.ln(3)
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# Draw KPI cards row (Success Rate, Dedup, Active Incidents)
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# Card 1: Success Rate
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pdf.set_fill_color(30, 38, 64) # Slate Blue
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pdf.rect(10, 52, 60, 22, 'F')
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pdf.set_xy(12, 54)
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pdf.set_font('Helvetica', 'B', 8)
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pdf.set_text_color(148, 163, 184)
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pdf.cell(56, 4, 'GLOBAL SUCCESS RATE', ln=0)
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pdf.set_xy(12, 60)
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pdf.set_font('Helvetica', 'B', 14)
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pdf.set_text_color(0, 200, 83) # Success Green
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pdf.cell(56, 8, f'{success_rate:.2f}%', ln=0)
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# Card 2: Dedup Ratio
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pdf.set_fill_color(30, 38, 64)
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pdf.rect(75, 52, 60, 22, 'F')
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pdf.set_xy(77, 54)
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pdf.set_font('Helvetica', 'B', 8)
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pdf.set_text_color(148, 163, 184)
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pdf.cell(56, 4, 'DEDUPLICATION RATIO', ln=0)
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pdf.set_xy(77, 60)
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pdf.set_font('Helvetica', 'B', 14)
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pdf.set_text_color(0, 210, 255) # Cyan Accent
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pdf.cell(56, 8, f'{dedup_ratio:.2f}:1', ln=0)
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# Card 3: Active Failures
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pdf.set_fill_color(30, 38, 64)
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pdf.rect(140, 52, 60, 22, 'F')
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pdf.set_xy(142, 54)
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pdf.set_font('Helvetica', 'B', 8)
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pdf.set_text_color(148, 163, 184)
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pdf.cell(56, 4, 'ACTIVE INCIDENTS', ln=0)
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pdf.set_xy(142, 60)
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pdf.set_font('Helvetica', 'B', 14)
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pdf.set_text_color(255, 75, 75) # Error Red
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pdf.cell(56, 8, f'{active_failures}', ln=0)
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# Restore position below cards
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pdf.set_xy(10, 78)
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# Storage details section
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pdf.set_xy(10, 80)
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pdf.set_font('Helvetica', 'B', 10)
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pdf.set_text_color(30, 41, 59)
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pdf.cell(0, 6, 'Volume de Armazenamento MSDP (Deduplicacao):', ln=True)
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pdf.set_font('Helvetica', '', 9)
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pdf.cell(0, 5, f'- Volume Pre-Deduplicado: {total_pre_dedup/1024:.2f} GB ({total_pre_dedup:.1f} MB)', ln=True)
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pdf.cell(0, 5, f'- Volume Post-Deduplicado Gravado: {total_post_dedup/1024:.2f} GB ({total_post_dedup:.1f} MB)', ln=True)
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pdf.cell(0, 5, f'- Economia de Armazenamento Estimada: {space_saved:.1f}%', ln=True)
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pdf.ln(6)
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# Incident Action Log Section
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pdf.set_font('Helvetica', 'B', 11)
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pdf.cell(0, 8, 'Acoes de Mitigacao e Status de Falhas de Backup', ln=True)
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pdf.ln(2)
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# Filter failures
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failures_list = [j for j in jobs_list if j['exit_code'] > 1]
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if not failures_list:
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pdf.set_font('Helvetica', 'I', 10)
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pdf.set_text_color(0, 200, 83)
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pdf.cell(0, 8, 'Nenhuma falha de backup registrada no escopo selecionado.', ln=True)
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else:
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# Table Header
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pdf.set_fill_color(30, 38, 64)
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pdf.set_font('Helvetica', 'B', 8)
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pdf.set_text_color(255, 255, 255)
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pdf.cell(14, 6, 'Job ID', 1, 0, 'C', True)
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pdf.cell(16, 6, 'Infra/Cloud', 1, 0, 'C', True)
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pdf.cell(26, 6, 'Cliente', 1, 0, 'L', True)
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pdf.cell(30, 6, 'Politica', 1, 0, 'L', True)
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pdf.cell(12, 6, 'Erro', 1, 0, 'C', True)
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pdf.cell(24, 6, 'Resolucao Rerun', 1, 0, 'C', True)
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pdf.cell(18, 6, 'Mitigacao', 1, 0, 'C', True)
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pdf.cell(50, 6, 'Acao Registrada', 1, 1, 'L', True)
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# Table Rows formatting
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pdf.set_font('Helvetica', '', 7.5)
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pdf.set_text_color(30, 41, 59)
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fill_row = False
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for j in failures_list:
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jid = j['job_id']
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client = clean_str(j['client'])
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policy = clean_str(j['policy'])
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code = j['exit_code']
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reex = 'Reexecutado' if j['is_rerun_success'] == 1 else 'Pendente'
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status = clean_str(j.get('status'), 'Pendente')
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action = clean_str(j.get('action_taken'), 'Nenhuma nota registrada.')
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# String safety trims
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if len(client) > 16: client = client[:14] + '..'
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if len(policy) > 18: policy = policy[:16] + '..'
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if len(action) > 34: action = action[:32] + '..'
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# Resolve Infra / Cloud based on Primary Server name
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srv = clean_str(j.get('primary_server'), '').lower()
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if 'srvpalcvnbu01' in srv:
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infra = 'Azure'
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elif 'srvpalcocinbupri01' in srv:
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infra = 'OCI'
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else:
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infra = 'Outro'
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# Row alternating colors
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if fill_row:
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pdf.set_fill_color(241, 245, 249)
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else:
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pdf.set_fill_color(255, 255, 255)
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pdf.cell(14, 6, str(jid), 1, 0, 'C', True)
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pdf.cell(16, 6, infra, 1, 0, 'C', True)
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pdf.cell(26, 6, client, 1, 0, 'L', True)
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pdf.cell(30, 6, policy, 1, 0, 'L', True)
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pdf.cell(12, 6, str(code), 1, 0, 'C', True)
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# Write rerun status with semantic colors
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if reex == 'Reexecutado':
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pdf.set_text_color(0, 150, 60) # Green text
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else:
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pdf.set_text_color(255, 75, 75) # Red text
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pdf.cell(24, 6, reex, 1, 0, 'C', True)
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# Set action status background color
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pdf.set_text_color(30, 41, 59)
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if status == 'Resolvido':
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pdf.set_fill_color(200, 250, 210) # Soft green cell
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elif status == 'Em Progresso':
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pdf.set_fill_color(255, 235, 180) # Soft yellow cell
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else:
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pdf.set_fill_color(255, 210, 210) # Soft red cell
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pdf.cell(18, 6, status, 1, 0, 'C', True)
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# Action notes column
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if fill_row:
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pdf.set_fill_color(241, 245, 249)
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else:
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pdf.set_fill_color(255, 255, 255)
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pdf.cell(50, 6, action, 1, 1, 'L', True)
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fill_row = not fill_row
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# Output pdf binary data
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return bytes(pdf.output())
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